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公开(公告)号：WO2021122058A1
公开(公告)日：2021-06-24
申请号：PCT/EP2020/084655
申请日：2020-12-04
发明人： BLÉGER, David , ALTENBUCHNER, Peter , SPYROU, Emmanouil , PASTOR, Thomas , WILKES, Marie-Theres , WUNNICKE, Odo , WILLY, Benjamin , DIMMERLING, Maik , BÜHNING, Kim , ZATOCIL, Christiane , GOLLAN, Elke
IPC分类号： B33Y10/00 , B33Y80/00 , C08F290/06 , C08G18/24 , C08G18/42 , C08G18/75 , C08G18/81 , C08K3/36 , B33Y70/00 , C08F290/061 , C08F290/067 , C08G18/246 , C08G18/423 , C08G18/4233 , C08G18/4238 , C08G18/755 , C08G18/8175 , C08K3/04
摘要： The present invention relates to an additive manufacturing process using a composition comprising the reaction product of a polyester polyol and a compound comprising at least one functional group that can react with a hydroxyl-group of the polyester polyol and at least one further functional group, selected from acrylate- or methacrylate-group, wherein the polyester polyol is based on at least one organic acid comprising at least two carboxyl groups or its anhydride and at least one polyol comprising at least two hydroxy-groups, wherein the reaction product has a glass transition temperature Tg of below 23°C, wherein the composition optionally further comprises a photoinitiator, as a photopolymerisable material in.
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2.发明申请
公开(公告)号：WO2022152775A1
公开(公告)日：2022-07-21
申请号：PCT/EP2022/050594
申请日：2022-01-13
发明人： AMAJJAHE, Sadik , BENITEZ LIZARDO, Alejandro José , BLÉGER, David , BÜHNING, Kim , DIMMERLING, Maik , EGER, Christian , HENNING, Frauke , PREUSS, Susann , WILLY, Benjamin , WUNNICKE, Odo
摘要： The invention relates to silicone urethane (meth)acrylates, particularly having at least three (meth)acrylate groups and not more urethane groups than (meth)acrylate groups, methods for preparing said silicone urethane (meth)acrylates, compositions comprising said silicone urethane (meth)acrylates, and their use in the production of release coatings, protective films and protective coatings as well as their use in the manufacturing of 3D printed objects by means of stereolithography.
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