Composition for the manufacture of an ophthalmic lens comprising an UV-absorber and an anti-yellowing additive
申请人:ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
公开号:US10370520B2
公开(公告)日:2019-08-06
The present invention relates to a thermosetting composition for the manufacture of an ophthalmic lens which efficiently absorbs ultraviolet (UV) rays without exhibiting undesirable yellowing, said composition comprising an allyl monomer or oligomer, a catalyst, a UV-absorber and a specific anti-yellowing additive. The present invention also relates to the use of said composition and to the ophthalmic lens obtained from said composition.
本发明涉及一种用于制造眼科镜片的热固性组合物,该组合物能有效吸收紫外线(UV)而不会出现不希望的黄变,所述组合物包括烯丙基单体或低聚物、催化剂、紫外线吸收剂和特定的抗黄变添加剂。本发明还涉及所述组合物的用途以及由所述组合物制成的眼科透镜。