Ocular lens material
    1.
    发明授权
    Ocular lens material 失效
    眼镜材料

    公开(公告)号:US5556929A

    公开(公告)日:1996-09-17

    申请号:US582023

    申请日:1996-01-02

    摘要: An ocular lens material made of a copolymer obtained by polymerizing copolymerizable components comprising (A) a fluorine-containing di(meth)acrylate having urethane bonds, of the formula (I): ##STR1## wherein each of R.sup.1 and R.sup.2 independently represents a hydrogen atom or a methyl group, each of R.sup.3 and R.sup.4 independently represents a C.sub.5-15 alkylene group, R.sup.5 represents a C.sub.1-20 alkylene group containing from 1 to 20 fluorine atoms, each of m and n independently represents an integer of from 1 to 5, and each of x and y independently represents 0 or 1, (B) a silicone-containing di(meth)acrylate having urethane bonds, of the formula (II): ##STR2## wherein each of R.sup.6 and R.sup.7 independently represents a hydrogen atom or a methyl group, each of R.sup.8 and R.sup.9 independently represents a C.sub.1-10 alkylene group or a C.sub.2-10 ether group, R.sup.10 represents a siloxane structure of the formula (III): ##STR3## wherein r is an integer of from 1 to 50, and each of p and q independently represents an integer of from 1 to 5, and (C) a monomer having an unsaturated double bond, copolymerizable with the fluorine-containing di(meth)acrylate (A) and the silicone-containing di(meth)acrylate (B).

    摘要翻译: 1.一种由通过使包含(A)具有氨基甲酸酯键的含氟二(甲基)丙烯酸酯,式(I):其中R 1和R 2各自独立地表示的可共聚组分 表示氢原子或甲基,R3和R4各自独立地表示C5-15亚烷基,R5表示含有1〜20个氟原子的C1-20亚烷基,m和n分别独立地表示 1〜5,x和y各自独立地表示0或1,(B)具有氨基甲酸酯键的含硅氧烷的二(甲基)丙烯酸酯,式(II)表示:氢原子或甲基,各自表示氢原子或甲基 的R 8和R 9独立地表示C 1-10亚烷基或C 2-10醚基,R 10表示式(III)的硅氧烷结构:1〜50,p和q各自独立地表示1〜 5,和(C)具有不饱和双键的单体,可与th共聚 (甲基)丙烯酸酯(A)和含硅氧烷的二(甲基)丙烯酸酯(B)。

    Soft ocular lens material
    3.
    发明授权
    Soft ocular lens material 失效
    软眼镜镜片材质

    公开(公告)号:US5416180A

    公开(公告)日:1995-05-16

    申请号:US149530

    申请日:1993-11-09

    摘要: A soft ocular lens material obtained by copolymerizing polymerizable components comprising (A) a fluorine-containing (meth)acrylate having a hydroxyl group of the formula (I): ##STR1## wherein R.sup.1 is a hydrogen atom or a methyl group, R.sup.2 is a C.sub.5-15 perfluoroalkyl group, and n is 0 or 1, (B) a hydrophilic monomer, and (C) at least one monomer selected from the group consisting of silicon-containing (meth)acrylates and siloxane-containing styrene derivatives, wherein the ratio of the amount of the fluorine-containing (meth)acrylate (A) to the amount of the hydrophilic monomer (B) is from 20/80 to 70/30 by weight ratio, and the ratio of the total amount of the fluorine-containing (meth)acrylate (A) and the hydrophilic monomer (B) to the amount of the monomer (C) is from 30/70 to 90/10 by weight ratio.

    摘要翻译: 通过使包含(A)具有式(I)的羟基的含氟(甲基)丙烯酸酯:其中R 1为氢原子或甲基的式(I)表示的可聚合组分共聚合得到的柔软的眼用透镜材料, R2是C5-15全氟烷基,n是0或1,(B)亲水性单体,和(C)至少一种选自含硅(甲基)丙烯酸酯和含硅氧烷的苯乙烯衍生物的单体 其中,所述含氟(甲基)丙烯酸酯(A)的量与所述亲水性单体(B)的配合量的比例为20/80〜70/30重量比, 含氟(甲基)丙烯酸酯(A)和亲水性单体(B)相对于单体(C)的含量为30/70〜90/10重量比。

    Process for preparing urethane compound for medical instruments
    6.
    发明授权
    Process for preparing urethane compound for medical instruments 有权
    制备医疗器械用聚氨酯化合物的方法

    公开(公告)号:US06495651B1

    公开(公告)日:2002-12-17

    申请号:US09608004

    申请日:2000-06-30

    IPC分类号: C08G1822

    摘要: A process for preparing an urethane compound for medical instruments, characterized by reacting a hydroxyl compound (A) with an isocyanate compound (B) in the absence of a catalyst or in the presence of a reaction catalyst other than an organic tin compound to give an urethane compound (I). According to the process, the urethane compound showing high safety can be easily prepared, in particular, while molecular weight of the compound is controlled.

    摘要翻译: 一种用于医疗器械的氨基甲酸酯化合物的制备方法,其特征在于在不存在催化剂的情况下或在除有机锡化合物以外的反应催化剂存在下使羟基化合物(A)与异氰酸酯化合物(B)反应,得到 氨基甲酸酯化合物(I)。 根据该方法,可以容易地制备显示高安全性的氨基甲酸酯化合物,特别是在控制化合物的分子量时。

    Soft ocular lens material
    7.
    发明授权
    Soft ocular lens material 失效
    软眼镜镜片材质

    公开(公告)号:US5519070A

    公开(公告)日:1996-05-21

    申请号:US350025

    申请日:1994-11-29

    CPC分类号: C08L55/005 G02B1/043

    摘要: A soft ocular lens material prepared by copolymerizing copolymer components consisting essentially of:(A) from 5 to 70 parts by weight of a fluorine-containing (meth)acrylate;(B) from 5 to 60 parts by weight of an alkoxy-containing (meth)acrylate;(C) from 3 to 45 parts by weight of a polysiloxane macromonomer having polymerizable groups at both terminals, of the formula I: ##STR1## (D) from 3 to 40 parts by weight of a polysiloxane macromonomer having polymerizable groups bonded via one or two urethane bonds to the siloxane main chain, of the formula II: ##STR2##

    摘要翻译: 通过使基本上由以下组成的共聚物组分共聚得到的柔软眼透镜材料:(A)5-70重量份的含氟(甲基)丙烯酸酯; (B)5〜60重量份的含烷氧基的(甲基)丙烯酸酯; (C)3〜45重量份式(I)(D)的末端具有聚合性基团的聚硅氧烷大分子单体,3〜40重量份具有聚合性基团的聚硅氧烷大分子单体 通过与硅氧烷主链的一个或两个氨基甲酸酯键,式II(II)

    Process for preparing urethane compound for medical instruments
    8.
    发明授权
    Process for preparing urethane compound for medical instruments 有权
    制备医疗器械用聚氨酯化合物的方法

    公开(公告)号:US06770727B2

    公开(公告)日:2004-08-03

    申请号:US10284104

    申请日:2002-10-31

    IPC分类号: C08G1822

    摘要: A process for preparing an urethane compound for medical instruments, characterized by reacting a hydroxyl compound (A) with an isocyanate compound (B) in the absence of a catalyst or in the presence of a reaction catalyst other than an organic tin compound to give an urethane compound (I). According to the process, the urethane compound showing high safety can be easily prepared, in particular, while molecular weight of the compound is controlled.

    摘要翻译: 一种用于医疗器械的氨基甲酸酯化合物的制备方法,其特征在于在不存在催化剂的情况下或在除有机锡化合物以外的反应催化剂存在下使羟基化合物(A)与异氰酸酯化合物(B)反应,得到 氨基甲酸酯化合物(I)。 根据该方法,可以容易地制备显示高安全性的氨基甲酸酯化合物,特别是在控制化合物的分子量时。