A color inkjet 3D printing method with automatic flattening
A color inkjet, 3D printing technology, applied in 3D object support structures, metal processing equipment, manufacturing tools, etc., can solve the problem of uneven product surface, improve printing efficiency, select a wide range of materials, and solve the effect of uneven product surface
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Embodiment 1
[0041] The technical solutions in the embodiments of the present invention are clearly and completely described below.
[0042] A self-levelling 3D inkjet printing material formulation blue jetting material comprising:
[0043] Colorant 2.9g:
[0044] Blue colorant (PENN COLOR 9S1494) 2.9g
[0045] Photoinitiator 7g:
[0046]
[0047] UV-curable unsaturated monomer 84g:
[0048]
[0049] The above blue jet material has a viscosity of 10 cp at 25°C and a surface tension of 20 dynes. The red jetting material of the formula of a self-leveling 3D inkjet printing material includes: coloring agent 6.7g:
[0050] Red colorant (PENN COLOR 9R1519) 6.7g
[0051] Photoinitiator 1g:
[0052] 1-Hydroxy-cyclohexyl-phenylmethanone 1g
[0053] UV-curable unsaturated monomer 75g:
[0054] Neopentyl glycol diacrylate 48g
[0055] Trimethylolpropane Triacrylate 27g
[0056] Surfactant 0.2g:
[0057] BYK3500 0.2g
[0058] The above red spray material has a viscosity of 25 cp at 25...
Embodiment 2
[0076] A jetting material of a formulation of a self-leveling 3D inkjet printing material comprises:
[0077] Photoinitiator 5.5g:
[0078] 1-Hydroxy-cyclohexyl-phenylmethanone 1g
[0079] Isopropylthioxanthone 2.5g
[0080] Bis(2,4,6-trimethylbenzoyl)-phenylphosphine oxide 2g
[0081] UV-curable unsaturated monomer 81.5g:
[0082] 2-Phenylbenzyl-2-dimethylamine-1-(4-morpholinebenzylphenyl)butanone 1.5g
[0083] Neopentyl glycol diacrylate 48g
[0084] Trimethylolpropane Triacrylate 32g
[0085] Surfactant 1g:
[0086] BYK3500 1g
[0087] The above sprayed material has a viscosity of 25 cp at 25°C and a surface tension of 50 dynes.
[0088] The preparation method of above injection material is:
[0089] In the dark, add the photoinitiator, UV-curable unsaturated monomer and surfactant into a stirring container according to the above weight, mix well under stirring, the stirring speed is 30 rpm, and then slowly Heating to 50°C for 30 minutes to fully dissolve the init...
Embodiment 3
[0104] A self-levelling 3D inkjet printing material formulation blue jetting material comprising:
[0105] Colorant 11.1g:
[0106] Black colorant (PENN COLOR 9B989) 11.1g
[0107] Photoinitiator 7g:
[0108]
[0109] UV-curable unsaturated monomer 88g:
[0110] Pentaerythritol Triacrylate 28g
[0111] Neopentyl glycol diacrylate 60g
[0112] Surfactant 1g:
[0113] BYK3500 0.1g
[0114] The above sprayed material has a viscosity of 50 cp at 25°C and a surface tension of 50 dynes.
[0115] The preparation method of above injection material is:
[0116] Preparation of black spray material: In the dark, add the photoinitiator, UV-curable unsaturated monomer and surfactant into a stirring container according to the above weight, and mix evenly under stirring at a stirring speed of 30 rpm, and then slowly heated to 60°C for 10 minutes to allow the initiator to fully dissolve and form a homogeneous mixture, then lower the temperature to about 30°C, and at a stirring spee...
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