公开(公告)号：US11325315B2

公开(公告)日：2022-05-10

申请号：US16958940

申请日：2018-12-19

Applicant: BASF SE

Inventor： Li Chen ,  Mingjie Liu ,  Yongai Yin ,  Ziguang Zhao

IPC: C08F2/46 ,  C08F2/50 ,  C08G61/04 ,  B29C64/40 ,  B29C64/112 ,  C08F220/60 ,  C08F2/14 ,  C08F220/06 ,  C08F220/18 ,  C08K5/12 ,  B33Y10/00 ,  B33Y30/00 ,  B33Y70/00

Abstract: The present invention is directed to a UV-curable composition capable of producing a 3D-printed support sub-structure for photopolymer jetting, and to a 3D-printing processes using said support material composition, and to a 3D-printed articles obtainable with said 3D-printing processes. The composition comprises a N-acryloyl glycinamide type monomer, anoptional hydrophilic co-monomer, a hydrophilic dispersion medium or water, a photoinitiator, and an optional functional additive or combination thereof, at specific contents.