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    • 14. 发明申请
    • PHOTOCHROMIC MATERIALS COMPRISING HALOALKYL GROUPS
    • 包含HALOALKYL组的光致变色材料
    • US20070278461A1
    • 2007-12-06
    • US11695126
    • 2007-04-02
    • Olga G. PetrovskaiaAnu ChopraPatrick M. Brown
    • Olga G. PetrovskaiaAnu ChopraPatrick M. Brown
    • C08L73/00C07D309/00C07D413/02
    • G03C1/73C07D309/32C07F7/1804C09B57/00C09K9/02
    • Various non-limiting embodiments of the present invention relate to photochromic materials which include a haloalkyl group. More particularly, various non-limiting embodiments disclosed herein provide photochromic materials including an indeno-fused naphthopyran, such as, an indeno[2′,3′:3,4]naphtho[1,2-b] pyran, and a haloalkyl group bonded at the 13-position thereof, wherein the haloalkyl group is a perhalogenated group or a group represented by —O(CH2)a(CX2)bCT3, wherein T is a halogen, each X is independently hydrogen or halogen, a is an integer ranging from 1 to 10, and b is an integer ranging from 1 to 10. Other non-limiting embodiments disclosed herein provide photochromic composition and photochromic articles, such as, but not limited to ophthalmic lens, which include the disclosed photochromic materials and methods of making the same.
    • 本发明的各种非限制性实施方案涉及包含卤代烷基的光致变色材料。 更具体地,本文公开的各种非限制性实施方案提供光致变色材料,包括茚并稠合的萘并吡喃,例如茚并[2',3':3,4]萘并[1,2-b]吡喃和卤代烷基 在其13位上键合,其中卤代烷基是全卤代基或由-O(CH 2 CH 2)a表示的基团(CX 2) 其中T是卤素,每个X独立地是氢或卤素,a是1到10的整数,并且b是一个整数。 本文公开的其它非限制性实施方案提供光致变色组合物和光致变色制品,例如但不限于眼科镜片,其包括所公开的光致变色材料及其制备方法。