公开(公告)号：US10570310B2

公开(公告)日：2020-02-25

申请号：US15118419

申请日：2015-02-11

Applicant: Essilor International

Inventor： Yu Hui

IPC: C09D167/04 ,  C09D7/40 ,  C08J7/04 ,  G02B1/14 ,  C09D201/00 ,  C09D5/00 ,  C09D7/65 ,  C08L101/00 ,  G02B1/04 ,  C09D183/06 ,  C09D183/04

Abstract: A sol-gel composition for acrylic polymers-based substrate including at least a silane hydrolysate and at least an adhesion promoter including a dendritic polymer having hydroxyl and alkoxysilane groups at terminal ends thereof. An optical article coated with said sol-gel composition.