High-temperature-resistant photosensitive resin composition used for photocuring rapid formation
A photosensitive resin, high temperature resistant technology, applied in the field of polymer materials, can solve the problems of insufficient toughness and strength, small curing shrinkage, high water absorption, and achieve the effects of high dimensional stability, small volume shrinkage and fast reaction speed.
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[0020] Example 1
[0021] A high temperature resistant photosensitive resin composition for photocuring rapid prototyping, including the following weight components:
[0022] 10 parts of tricyclopentyl dimethoxy type epoxy resin, 10 parts of phenol type novolac epoxy resin, 16 parts of 3,4-epoxycyclohexyl methyl 3,4-epoxycyclohexyl carboxylate, 10 parts Trimethylolpropane triglycidyl ether, 15 parts of tetrafunctional polyester acrylate, 10 parts of dipentaerythritol hexaacrylate, 15 parts of tricyclodecane dimethanol diacrylate, 3 parts of nano silica, 5 parts of acrylate Copolymer core-shell structure particles, 2.5 parts of hydroxycyclohexyl phenyl ketone, 3.5 parts of diphenyl-(4-phenylsulfide) phenylsulfonium hexafluoroantimonate.
Example Embodiment
[0023] Example 2
[0024] A high temperature resistant photosensitive resin composition for photocuring rapid prototyping, including the following weight components:
[0025] 10 parts of bisphenol A epoxy resin, 16 parts of o-cresol novolac epoxy resin, 10 parts of 3,4-epoxycyclohexylmethyl 3,4-epoxycyclohexylcarboxylate, 10 parts of resorcinol Glycidyl ether, 15 parts of o-cresol novolac epoxy acrylate, 15 parts of 3(ethoxy) trimethylolpropane triacrylate, 10 parts of tris(2-hydroxyethyl) isocyanurate triacrylate, 3 Parts of nano-silica, 5 parts of acrylate copolymer core-shell structure particles, 2.5 parts of hydroxycyclohexyl phenyl ketone, 3.5 parts of diphenyl-(4-phenylsulfur)phenylsulfonium hexafluoroantimonate.
Example Embodiment
[0026] Example 3
[0027] A high temperature resistant photosensitive resin composition for photocuring rapid prototyping, comprising the following weight components: 16 parts of bisphenol A type epoxy resin, 10 parts of phenol type novolac epoxy resin, 10 parts of trimethylolpropane Glycidyl ether, 10 parts of resorcinol diglycidyl ether, 15 parts of bisphenol A epoxy acrylate, 15 parts of trimethylolpropane triacrylate, 10 parts of tris(2-hydroxyethyl) isocyanurate Acrylate, 3 parts of nano-silica, 5 parts of acrylate copolymer core-shell structured particles, 2.5 parts of hydroxycyclohexyl phenyl ketone, 3.5 parts of diphenyl-(4-phenylsulfur)phenylsulfonium hexafluoroantimony Acid salt.
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