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    • 6. 发明申请
    • HYDROPHILIC MACROMERS AND HYDROGELS COMPRISING THE SAME
    • 水解胶体和包含其的水解胶
    • US20150011667A1
    • 2015-01-08
    • US14492722
    • 2014-09-22
    • Anubhav SaxenaMonjit PhukanShreedhar BhatKenrick M. LewisSenthilkumar Umapathy
    • Anubhav SaxenaMonjit PhukanShreedhar BhatKenrick M. LewisSenthilkumar Umapathy
    • G02B1/04C08L83/08C08L83/04
    • G02B1/043C08G77/20C08G77/46C08L83/04C08L83/08C08L2201/10
    • A composition, suitable for use in producing hydrogel polymer films from which biomedical devices such as contact lenses can be made, comprising at least one hydrophilic silicone macromer. In one aspect, a hydrophilic silicone macromer is of the Formula 1: X—Si(R1)(R2)O—(Si(R3)(R4)O)a—Si(R5)(R6)—Y   (1) wherein R1, R2, R3 R4, R5 and R6 are independently selected from a monovalent linear, branched, or cyclic radical with 1 to 50 carbon atoms, that can optionally contain a heteroatom or I; I is RL-RP; Y is a free radical polymerization-effective hydrophilic group with the general structure:RL-RP—Z; RL is a linking residue from a non-isomerizable hydrosilylation effective terminal olefin comprising the general structure —CH2—C(RbR7)—(CR8R9)m, the subscript n is selected from integers from 1 to 10; R7, R8, and R9 can be selected from hydrogen and a mono-valent hydrocarbon radical with 1 to 10 carbon atoms that optionally contain a heteroatom; Rb is selected from a monovalent hydrocarbon radical with 1 to 6 carbon atoms; RP is a spacer group comprising a diavelant hydrophilic organic radical with 0 to 100 carbon atoms and optionally contains heteroatoms, and X is a free radical polymerizable group. The said composition can be polymers and films suitable for use in making contact lenses.
    • 一种适用于生产水凝胶聚合物膜的组合物,其中可以制备诸如隐形眼镜的生物医学装置,其包含至少一种亲水硅氧烷大分子单体。 一方面,亲水性硅氧烷大分子单体为式1:X-Si(R1)(R2)O-(Si(R3)(R4)O)a-Si(R5)(R6)-Y(1)其中 R 1,R 2,R 3,R 4,R 5和R 6独立地选自具有1至50个碳原子的一价直链,支链或环状基团,其可任选地含有杂原子或I; 我是RL-RP; Y是具有一般结构的自由基聚合有效的亲水基团:RL-RP-Z; RL是来自包含通式-CH 2 -C(RbR 7) - (CR 8 R 9)m的非异构化氢化硅烷化有效末端烯烃的连接残基,下标n选自1至10的整数; R 7,R 8和R 9可以选自氢和具有1-10个碳原子的任选含有杂原子的一价烃基; Rb选自具有1至6个碳原子的一价烃基; RP是包含具有0至100个碳原子的疏水性亲水性有机基团并且任选地含有杂原子的间隔基,X是可自由基聚合的基团。 所述组合物可以是适合用于制造隐形眼镜的聚合物和薄膜。