权利要求：
CLAIMS
We claim:
1. A machine and method utilizing a plurality of inkjet printing heads adapted for use with at least one specialized molding liquid and one activating liquid which promoted solidification of the molding liquid and which is integrated into an appropriate mechanism for generating a geometrical x axis, y axis, and z axis and with a variety of software capable of executing machine codes by computer, which permits the accurate and immediate dot to dot deposition of one liquid upon the other for the purpose of accurate volume limited catalysis applied for the purpose of generating discreet, single or multiple consecutive laminar strata or cross sections of an object, wherein each layer corresponds to a cross section of the finished object which, as stacked one upon the other generate fully three dimensional representations or models of an object.
2. Adapted inkjet head as in Claim 1 for the purposes of depositing reactive layers of monomer and catalyst or solutions of metal ion and reducing agents, both of which depend on the finished reaction byproducts to be of a substantially enhanced solid, taking the shape of a three dimensional object; adapted for use with specialized molding liquids and integrated into an appropriate mechanism for generating a geometrical x axis, y axis, and z axis for the purpose of generating discreet, single or multiple consecutive laminar strata or cross sections of an object, wherein each layer corresponds to a cross section of the finished object which, as stacked one upon the other generate fully three dimensional representations or models of an object.
3. In the machine of Claim 1 the ink jet track rests on another carriage assembly capable of moving back and forth on a Y axis track in an orthogonal axis relative to the rapidly oscillating inkjet track assembly. This carriage rests on sufficiently stable supports to render precise repetitions of motion and of sufficient height to clear substantial depth of a third axis platform that moves in small incremental steps in the vertical direction and is surrounded by a Z axis platform enclosure .
4. In the machine of Claim 1 the Z axis platform travels upon three or more vertical screw elevators which are driven by a common drive belt through pulleys on free turning bearings and are powered by a gear reduced stepper motor. The vertical moving platform also has an inlet and outlet micro-tube assembly which provides for the pumping out of unused liquids, the infusion of washing liquids and their removal as well. The single reservoir of washing fluid is maintained by an internal filter and
5. The machine in Claim 1 wherein the z-axes platen does not move in either the x or y axes with leveling cleats attached to the bottom of the invention, mounted on shock isolation pillows or similar leveling mechanism.
6. The mechanism or system in Claim 1 utilizing x, y, and z axes to plot and deposit successive, additive layers of liquid material up to a resolution of 1/10,000th of an inch in thickness or greater, wherein deposited materials are comprised of a two-part activated monomer or oligomer with an appropriate catalyst, wherein these liquids are catalyzed to harden and bond with the previous layer, thereby creating seamless fully dimensional objects at various sizes.
7. Wherein the liquid as in Claim 1. particularly wherein at least one inkjet depositing head distributes a liquid which is activated by a chemical reaction by another liquid of at least one other inkjet depositing head to precipitate from a concentrated solution a metal, or to crosslink an unsaturated species of chemical precursor so that it solidifies thereby, utilizing a plurality of materials including but not limited to:
Acrylate liquids wherein monomer liquids are comprised of member of the acrylate family monofunctional acrylates such as methylmethacrylate, polypropylene glycol monomethacrylate, polypropylene glycol monoacrylate; difunctional acrylates such as polyethylene glycol diacrylate, alkoxylated aliphatic dioldiacrylate, or any difunctional diol of alkoxylated aliphatic dioldiacrylic; trifunctional acrylates such as trimethol propane triacrylate, glyceryl propoxy triacrylate, or any propoxylated group between 3 and 9 of glyceryl triacrylate; the highly alkoxylated triacrylates and tetrafunctional acrylates such as di- trimethylol propane tetraacrylate; pentafunctional acrylated esters; aliphatic urethane acrylates, aliphatic urethane acrylates, urethane methacrylates, aromatic urethane acrylates and epoxy acrylates, silicone acrylates; which acrylates can be catalyzed by free radical catalysts, wherein catalysts are comprised of any hydrocarbon based peroxide with pendant peroxide group which are easily liberated such as methylethylketone peroxide, acetone, or peroxide; for which catalizations can be improved through the use of reactive synergists, wherein the reactive synergists increases the speed and efficiency of reaction such as an amine coinitiator, or vinyl ether; wherein any other monomer and catalyst combination may mimic the functionality of those herein named so as to have similar acrylate functionality; epoxy liquids wherein the liquids are comprised of members of the epoxy family such as epoxies including Bisphenol A epoxies, Bisphenol F epoxies, epoxy creosol novolacs, epoxy phenol novolacs, cycloaliphatic epoxies, aliphatic epoxies, butylated epoxies; or any unsaturated hydrocarbon molecule with at least one oxyrain ring that is liquid; epoxies which can be catalyzed by specific initiators wherein initators are from the family of Lewis Acids, which are initiating homopolymerization through either blocked or unblocked cationic initators such as iodonium salts of hexofluoro antimonates, hexafluoro phosphate, or hexacloro phosphate; from the cycloaliphatic amines family of co-reactive or copolymerization initiators, such as aliphatic amines, cycloaliphatic amines, unsaturated polyamids, aromatic amines, or phenaalkamines; from the vinyl ether family of co-reactive or copolymerization initiators; from the cyanate ester family of co-reactive or copolymerization initiators; from the diisocyanate family of co-reactive or copolymerization initiators; from the anhydrides family of co-reactive or copolymerization initiators, such as methyl tetrahydrophthalic anhydride, or hexahydrophthalic anhydride; from the polyester family of co-reactive or copolymerization initiators having reactive double bonds; for which catalizations can be improved through the use of hardeners, wherein the hardeners increase the speed and efficiency of reaction such as an amine coinitiator; polyester liquids wherein the liquids are comprised of members of the polyester family such as polyesters including but not limited to aliphatic and cycloaliphatic polyesters or polyesters which are viscosity modified by styrene monomer; polyesters which can be catalyzed by specific initiators wherein initators can be catalyzed by free radical catalysts wherein catalysts are comprised of any hydrocarbon based peroxide with pendant peroxide groups which are easily liberated such as methylethylketone peroxide, acetone, or peroxide; free radical generators wherein catalysts are comprised of any belonging to the azide family being preferably soluble in light molecular weight reactive monomers such as those in the acrylic, polyester, polyurethane, or any copolymers of the same. for which catalyzations can be improved through the use of reactive synergists, wherein the reactive synergists increases the speed and efficiency of reaction such as an amine coinitiator, or vinyl ether; wherein any other monomer and catalyst combination may mimic the functionality of those herein named so as to have similar polyester acrylate functionality; and styrene monomers which may be coreacted with them, also polyurethane liquids, polymethyl diisocyanates, organpolysiloxanes, organo butyl polysiloxanes, organosiloxane catalyst, tin and platinum catalysts, liquid crystal monomers, pseudo sugars, stearols and others, wherein any other monomer and catalyst combination may have the functionality of those herein named so as to have similar monomer and catalyst functionality with appropriate speed, viscosity and reaction zone properties.
8. Wherein the liquid as in Claim 7. particularly wherein at least one inkjet depositing head distributes a liquid which is activated by a chemical reaction by another liquid of at least one other inkjet depositing head to precipitate from a concentrated solution a metal in a precursor mold so that it solidifies thereby, utilizing a plurality of materials including but not limited to solutions of metal ion such as basic solutions of nickel sulfate, nickel chloride and copper sulfate, or metal salts established for electroless deposition such as cupric gluconate, ferrous sulfate and stannous chloride can likewise be deposited in a manner similar as the monomer layers are deposited by the inkjet head and reducing agents, such as those which are likewise established for electroless, or otherwise known as autocatalytic use, are deposited by another special set of inkjet nozzles similar to the way catalyst is deposited, that is, in selective linear/planar patterns which also correspond to a cross-sectioned area of a three dimensional object, thereby causing metallic deposition which is precipitated by means of selective reducing chemicals such as palladium chloride, platinum chloride, rhodium chloride, formaldehyde, glucose and many others of the metal plating art of which, depend on the reduced finished reaction byproducts becoming a substantially enhanced multilayered accretion and thus when finished, a homogeneous solid, which takes the shape of a three dimensional object.
9. An embodiment of this invention of direct electroplating via electrode and cathode, the platform floor of the z stage assembly, would be the electronegative collector or cathode and an externally applied anode metal bus tipped with carbon, platinum or even a conductive plastic membrane and the deposition process would be applied selectively thereby in a pre formed solidified negative mold of plastic by the same invention by a precursor forming step which forms the mold and then it is after this mode that metallic deposition with heavier rates of deposition would be possible inside the preformed hollow mold with the precursor plastic mold having a microtube assembly both infusing fresh electrolyte and evacuating the exhausted portion of the same, greater flux of metal ion are communicated in shorter amounts of time.
10. The machine in Claim 1 wherein an x/y two dimensional precisely deposited plane of a set of dots of liquid as in Claim 7 is deposited from one ink jet reservoir onto a platen by and ink jet dispenser at the same time as a catalyst is deposited selectively on top of the monomer dot layer by another ink jet dispensing head and as each layer has hardened imaged areas established, the platen lowered upon the z axis and the next successive layer of catalyzed material likewise deposited atop the previous 11. The liquid as in Claim 7 wherein dual monomer and catalyst droplet application, limited induced local reactivity, has established resolution limits to within one ten thousandths of an inch.
12. The liquid as in Claim 7 wherein the diffusion rate of a dot of reactive catalyst is arrested by the surrounding reactive precursor and that the dot gain of the catalyst can be controlled by the limiting speed of the surrounding precursor reactants.
13. The liquid as in Claim 7 wherein the liquids have catalyst emissions reduced to near zero amounts because of polymer entrapment
14. The liquid as in Claim 7 wherein the liquids have catalyst emissions reduced to near zero amounts because of polymer entrapment using inkjet heads containing inhibitors such as hydroquinone employed to quench the specific boundaries of reaction zones.
15. The machine in Claim 1 droplet delivery system which needs no alternate layer calibration, can be amplified by stacked arrays, additional image software support, and electromechanical hardware support. 16. The machine in Claim 1 droplet delivery system with droplet size of monomer and catalyst and with secondary heat coordination for the purpose of controlling the shape and uniformity of successive layers
17. The machine in Claim 1 wherein an electrical temperature control element utilized with the machine in Claim 1, such as a resistance heater or a Peltier junction which can alternately heat or cool, preferably one which is embedded within the supporting z axes structure base whereupon the generated objects are created, of Claim 1, which is temperature controlled by thermostat feedback, wherein the reaction rates of selected monomer or oligomer, or other unsaturated precursor to a heavier molecular weight of solid plastic and control of catalyst dot size can be embodied for the purpose of moderating the rates of chemical reactions involved in stereolithic object generation.
18. A heating element as in Claim 17 which is also capable of conducting an electrical current, conductive material capable of functioning as cathode or electrode which is highly resistant to chemical erosion of strong acids or alkali, for the purpose of electroplating or accelerating a metallic precipitation either through direct current or through an alternating current of various voltages, which is embedded within the supporting z axes structure base whereupon the generated objects are created for the purpose of electrodeposition of metal salt solutions or of dissolved metal solutions into the direct formation of successively layered three dimensional parts. 19. Machine in Claim 1 preferred embodiment of the invention includes a single axis track on which the inkjet head can travel back and forth rapidly with little inertial involvement and not be filled with liquid but rather use liquid-supply catheters from isolated liquid reservoir sources not involved in the motion of the print head, thereby ensuring that the inertial moment of the print head assembly is relatively unhindered by the weight thereof
20. Machine in Claim 1 uses gravity which provides for the leveling mechanism necessary for the establishment of uniform layering during the three- dimensional build up of the object, with each liquid layer remaining as a level surface and supporting layer for the solidifying linear infusion of another activating liquid substance that will create the final solid object, with reliance on gravity as the liquid leveling mechanism
21. Machine in Claim 1 uses waste control method by the employment of a novel "sand bed technique", whereby supportive material similar to powder sintering layers is created by the process of depositing widely dithered of catalyst droplets, creating grains of cured monomer, the liquid monomer between which prevents the fusion of adjacent droplets.
22. A method of minimizing excess waste of monomer wherein the created three dimensional object is surrounded by a vertical moat concurrently formed of the same solidified material as the object being created forming a shell in which excess monomer or "sand bed" can be accumulated
23. Machine in Claim 1 uses method of support by the creation of a solid fluidized area by which to support island and negative angled portions of a built up image using the "sand bed" method of Claim 22.
24. Machine in Claim 1 uses method of deposition wherein a moat or otherwise obvious shell like structure is programmed to be simultaneously built up with the image/part and surround the three dimensional image/part thereby holding and limiting the amount of excess monomer and creating space for "sand bed" support area of Claim 22. 25. The machine in Claim 1 wherein a washing system, a chamber within which the object has been created on the z platform, and it has been created within its own sealed shell, which had been simultaneously formed with it, and the draining of the materials take place within, utilizing an internal flocculating / washing mechanism to rinse the newly created item and drain away any uncured or partially cured "sand bed" material of Claim 22.
26. The machine in Claim 1 wherein a washing system on the vertical moving platform may also have an inlet and outlet micro-tube assembly, which provides for the removal by pumping out of unused liquids, the infusion of washing liquids and their subsequent removal 27. The washing system wherein a wherein the flocculating / washing mechanism from Claim 26 drains away any uncured or partially cured material and stores it in a removable cartridge for easy, non-hazardous disposal.
28. A method of direct electroplating via electrode and cathode, the platform floor of the z stage assembly as in Claim 18 the electronegative collector or cathode and an externally applied anode metal bus tipped with carbon, platinum or even a conductive plastic membrane and the deposition process applied selectively thereby in a pre formed solidified negative mold of plastic by the same invention by a precursor forming step which forms the mold and then it is after this mode that metallic deposition with heavier rates of deposition would be possible inside the preformed hollow mold with the precursor plastic mold and having a microtube assembly as in Claim 17 being used to both infuse fresh electrolyte and evacuate the exhausted portion of the same with greater flux of metal ion communicated in short amounts of time.
29. The machine in Claim 1 constructed in an alternative embodiment with multiple carriages employing multiple sets of ink jet heads used to create strata of various different substrates assembling three dimensional objects in multiple materials simultaneously wherein sets of monomer and catalyst are programmed to deposit layers of various materials in position, generating models in a dynamic form.
30. Machine in Claim 1 constructed in an alternative embodiment of the invention with multiple axis tracks on which the inkjet heads can travel back and forth rapidly with little inertial involvement and not be filled with liquid but rather use liquid- supply catheters from isolated liquid reservoir sources not involved in the motion of the print head, thereby ensuring that the inertial moment of the print head assembly is relatively unhindered by the weight thereof
31. Alternative embodiment of the machine in Claim 1 employing multiple sets of ink jet heads and liquids with tinted sets of monomer and process color catalyst to create objects in full lifelike, photorealistic color, with true photographic detail in transparent substrates. 32. Alternative embodiment of the machine in Claim 1 employing multiple sets of ink jet heads and liquids with tinted sets of monomer and process color catalyst to create objects in full lifelike, photorealistic color, with true photographic detail in opaque substrates.
33. Alternative embodiment of the machine in Claim 1 employing multiple sets of ink jet heads and liquids with tinted sets of monomer and catalyst to create objects in a range of selected colors and finishes in transparent substrates.
34. Alternative embodiment of the machine in Claim 1 employing multiple sets of ink jet heads and liquids with tinted sets of monomer and catalyst to create objects in a range of selected colors and finishes in opaque substrates. 35. A plurality of dyes or micro suspended pigments wherein the chromophore is part of a negative ion such as a sulphonate or contain a chelated metal ion, or the chromophore is a basic positive ion such as an amine salt or ionized imino group, or any of the family of color precursors originating from keto groups wherein further reduction into the leuco form can be further oxidized to a pigment precipitate, those dispersive dyes, reactive dyes, pigments containing surface deposits of dye on either an organic substrate or on an inorganic substrate or any inorganic metal or oxide thereof which has native finish and color characteristics with visible spectral absorption and emission bands, with small dimensions capable of traversing the narrow apertures of the depositing inkjet head of claim one and which are chemically stable and resistant to molecular fragmentation during at least one type of polymerization reaction, for the purposes of establishing decorative enhancement to the three dimensional object in Claims 31, 32, 33, 34.
36. A plurality of solutions of metal ion such as basic solutions of nickel sulfate, nickel chloride and copper sulfate, or metal salts established for electroless deposition such as cupric gluconate, ferrous sulfate and stannous chloride can likewise be deposited in a manner similar as the monomer layers are deposited by the ink jet head and reducing agents, such as those which are likewise established for electroless, or otherwise known as autocatalytic use, are deposited by another special set of inkjet nozzles similar to the way catalyst is deposited, that is, in selective linear/planar patterns which also correspond to a cross-sectioned area of a three dimensional object, thereby causing metallic deposition which is precipitated by means of selective reducing chemicals such as palladium chloride, platinum chloride, rhodium chloride, formaldehyde, glucose and many others of the metal plating art of which, depend on the reduced finished reaction byproducts becoming a substantially enhanced multilayered accretion and thus when finished, a homogeneous solid, which takes the shape of a three dimensional object in Claims 17, 28.
37. The machine in Claim 1 wherein there is control of the droplet settings to first provide the opportunity to create a "rough" or lower resolution "draft" of an item before committing to the higher resolution finished item. 38. The machine in Claim 1 wherein the entire mechanical assembly will be stationed on a leveled platform, the means for which is provided by screw-adjusted cleats preferably near the perimeter of the bottom chassis or other similar method which will ensure level stability.
39. A method for ceramic investment casting employed whereby a ceramic suspension is injected into the preformed plastic mold and the water from the suspension removed by ionic migration from an applied electric field from the same apparatus used for metallic electrodeposition and same dehydrated (greenware) ceramic core can be fired in a refractory sintering furnace by any kiln established in that art for this purpose and the surrounding hydrocarbon plastic material is thus pyrolyzed away. 40. Entire chemical set add colorants and opaque versus transparent Any dye soluble in monomer or catalyst serves to create desired color including photorealistic through same color theory utilized in industry standard CMYK or RGB color differentiation software. White opaque monomer with colored catalyst. Any sub micron white pigment with good light scattering characteristics such as but not limited to zinc oxide, titanium dioxide, aluminum oxide, organic multi layered refractive or possessing a high refractive differential.
41. An interface of software and hardware that permits the downloading off the internet of three dimensional object files which can then be executed at home or office or any other remote location, for example: licensed action figures, cartoon figures, gaming figures from video games, licensed cartoon figures, accessories for home and office.
42. An online implemented point of sale method, comprising: purchasing a digital model of a product; downloading the digital model; fabricating the product using the digital model to control a stereolithographic printer.
43. An online implemented point of sale method according to claim 42, wherein the act of purchasing a digital model of the produce further includes simultaneously purchasing a license to fabricate the product.
44. An online method according to claim 42, wherein the stereolithographic printer includes a plurality of inkjet printing heads adapted for use with at least one specialized molding liquid and one activating liquid which promoted solidification of the molding liquid and which is integrated into an appropriate mechanism for generating a geometrical x axis, y axis, and z axis and with a variety of software capable of executing machine codes by computer, which permits the accurate and immediate dot to dot deposition of one liquid upon the other for the purpose of accurate volume limited catalysis applied for the purpose of generating discreet, single or multiple consecutive laminar strata or cross sections of an object, wherein each layer corresponds to a cross section of the finished object which, as stacked one upon the other generate fully three dimensional representations or models of an object.
45. A removable reservoir for use with a stereolithographic printer, the removable reservoir comprising: a reactant; a chamber for carrying the reactant; and an end configured to allow access by the stereolithographic printer to the reactant, wherein the reactant includes one or more of the following: acrylate liquids wherein monomer liquids are comprised of member of the acrylate family monofunctional acrylates such as methylmethacrylate, polypropylene glycol monomethacrylate, polypropylene glycol monoacrylate; difunctional acrylates such as polyethylene glycol diacrylate, alkoxylated aliphatic dioldiacrylate, or any difunctional diol of alkoxylated aliphatic dioldiacrylic; trifunctional acrylates such as trimethol propane triacrylate, glyceryl propoxy triacrylate, or any propoxylated group between 3 and 9 of glyceryl triacrylate; the highly alkoxylated triacrylates and tetrafunctional acrylates such as di-trimethylol propane tetraacrylate; pentafunctional acrylated esters; aliphatic urethane acrylates, aliphatic urethane acrylates, urethane methacrylates, aromatic urethane acrylates and epoxy acrylates, silicone acrylates; which acrylates can be catalyzed by free radical catalysts, wherein catalysts are comprised of any hydrocarbon based peroxide with pendant peroxide group which are easily liberated such as methylethylketone peroxide, acetone, or peroxide; for which catalizations can be improved through the use of reactive synergists, wherein the reactive synergists increases the speed and efficiency of reaction such as an amine coinitiator, or vinyl ether; wherein any other monomer and catalyst combination may mimic the functionality of those herein named so as to have similar acrylate functionality; epoxy liquids wherein the liquids are comprised of members of the epoxy family such as epoxies including Bisphenol A epoxies, Bisphenol F epoxies, epoxy creosol novolacs, epoxy phenol novolacs, cycloaliphatic epoxies, aliphatic epoxies, butylated epoxies; or any unsaturated hydrocarbon molecule with at least one oxyrain ring that is liquid; epoxies which can be catalyzed by specific initiators wherein initators are from the family of Lewis Acids, which are initiating homopolymerization through either blocked or unblocked cationic initators such as iodonium salts of hexofluoro antimonates, hexafluoro phosphate, or hexacloro phosphate; from the cycloaliphatic amines family of co-reactive or copolymerization initiators, such as aliphatic amines, cycloaliphatic amines, unsaturated polyamids, aromatic amines, or phenaalkamines; from the vinyl ether family of co-reactive or copolymerization initiators; from the cyanate ester family of co-reactive or copolymerization initiators; from the diisocyanate family of co-reactive or copolymerization initiators; from the anhydrides family of co-reactive or copolymerization initiators, such as methyl tetrahydrophthalic anhydride, or hexahydrophthalic anhydride; from the polyester family of co-reactive or copolymerization initiators having reactive double bonds; for which catalizations can be improved through the use of hardeners, wherein the hardeners increase the speed and efficiency of reaction such as an amine coinitiator; polyester liquids wherein the liquids are comprised of members of the POLYESTER family such as polyesters including but not limited to aliphatic and cycloaliphatic polyesters or polyesters which are viscosity modified by styrene monomer; polyesters which can be catalyzed by specific initiators wherein initators can be catalyzed by free radical catalysts wherein catalysts are comprised of any hydrocarbon based peroxide with pendant peroxide groups which are easily liberated such as methylethylketone peroxide, acetone, or peroxide; free radical generators wherein catalysts are comprised of any belonging to the azide family being preferably soluble in light molecular weight reactive monomers such as those in the acrylic, polyester, polyurethane, or any copolymers of the same; and/or for which catalizations can be improved through the use of reactive synergists, wherein the reactive synergists increases the speed and efficiency of reaction such as an amine coinitiator, or vinyl ether; wherein any other monomer and catalyst combination may mimic the functionality of those herein named so as to have similar polyester acrylate functionality; and styrene monomers which may be coreacted with them, also polyurethane liquids, polymethyl diisocyanates, organpolysiloxanes, organo butyl polysiloxanes, organosloxane catalyst, tin and platinum catalysts, liquid crystal monomers, pseudo sugars, stearols and others, wherein any other monomer and catalyst combination may has the functionality of those herein named so as to have similar monomer and catalyst functionality with appropriate speed, viscosity and reaction zone properties.
46. A machine according to claim 1, wherein the plurality of inkjet printing heads include a piezo jet head.
47. A method for generating a three dimensional object comprising: performing a first curing cycle prior to deposition of a droplet of monomer on a substrate, the droplet of monomer forming a portion of the three dimensional object; and performing a second curing cycle after deposition of the droplet of monomer on the substrate.
48. A method according to claim 47, wherein the first curing cycle includes directly irradiating the droplet with UV radiation as the droplet of monomer is ejected from one of the inkjet printing heads but prior to the droplet of monomer being disposed upon the substrate.
49. A method according to claim 48 wherein the droplet of monomer is irradiated by a light source disposed in close proximity to the ink jet printing head from which the monomer is ejected.
50. A method according to claim 48, wherein the droplet of monomer is irradiated by a UV source carried by the inkjet printing head.
51. A method according to claim 48, wherein the second curing cycle includes the transfer of heat to the droplet after deposition of the droplet of monomer on the substrate.
52. A method according to claim 51, wherein the second curing cycle further includes UV irradiation of the droplet of monomer on the substrate.
53. A method according to claim 47, wherein the method is performed using the machine of claim 1.
54. An inkjet head comprising a jet configured to eject monomer and a light source for irradiating the monomer as it is ejected from the jet. 55. A prepeg composition comprising: a catalyst; monomer; and a diluent
56. A prepeg composition according to claim 55, wherein the monomer is configured to start a partially cured B-stage polymer network, the diulent is configured to retard a 100% cure of the monomer, and the catalyst is a photosensitive cationic catalyst of a percentage sufficient to initiate partial polymerization but also of a percentage which is sufficient to remain latent until a final cure of a second surrounding monomer material is deposited. 57. A reservoir comprising a housing containing the prepeg composition of claim 55.
58. A method of generating a three dimensional rough draft object, comprising: selecting a droplet size for the machine of claim 1 based on a desired resolution of the three dimensional rough draft object; and manufacturing the three dimensional rough draft object using the machine of claim 1 and the selected droplet size.
59. A method of generating a three dimensional rough draft object, comprising: determining a three dimensional pattern of droplets for generation by the machine of claim 1 for the three dimensional rough draft object; and manufacturing the three dimensional rough draft object using the machine of claim 1 and the determined pattern such that the amount of monomer used to manufacture the three dimension rough draft is minimized due to the pattern generated.