Process for preparing urethane compound for medical instruments
    22.
    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。

    Preparation of water-soluble organic silicon compounds
    23.
    发明授权
    Preparation of water-soluble organic silicon compounds 失效
    水溶性有机硅化合物的制备

    公开(公告)号:US6077966A

    公开(公告)日:2000-06-20

    申请号:US709036

    申请日:1996-09-06

    摘要: Water-soluble organic silicon compounds are prepared by effecting co-hydrolysis of (A) 1-30 parts of an alkyltrialkoxysilane of R.sup.1 Si(OR.sup.2).sub.3 or a partial hydrolyzate thereof, (B) 70-90 parts of an alkoxy-containing siloxane of R.sup.3.sub.a (OR.sup.2).sub.b SiO.sub.(4-a-b)/2, and (C) 1-20 parts of an amino-containing alkoxysilane of R.sup.4 R.sup.5 NR.sup.6 --SiR.sup.7.sub.n (OR.sup.2).sub.3-n or a partial hydrolyzate thereof in the presence of an organic or inorganic acid. R.sup.1 is a C.sub.7 -C.sub.18 alkyl group, R.sup.2 is a C.sub.1 -C.sub.4 alkyl group, R.sup.3 is a C.sub.1 -C.sub.6 alkyl group, R.sup.4 and R.sup.5 are a hydrogen atom, C.sub.1 -C.sub.15 alkyl or aminoalkyl group, R.sup.6 is a divalent C.sub.1 -C.sub.18 hydrocarbon group, and R.sup.7 is a C.sub.1 -C.sub.4 alkyl group. Letters a and b are 0.75.ltoreq.a.ltoreq.1.5, 0.2.ltoreq.b.ltoreq.2, and 0.95

    摘要翻译: 水溶性有机硅化合物是通过(A)1-30份的R 1 Si(OR 2)3的烷基三烷氧基硅烷或其部分水解产物,(B)70-90份含烷氧基的硅氧烷 R3a(OR2)bSiO(4-ab)/ 2和(C)在有机或无机存在下,将1-20份R4R5NR6-SiR7n(OR2)3-n的氨基烷氧基硅烷或其部分水解产物 酸。 R1是C7-C18烷基,R2是C1-C4烷基,R3是C1-C6烷基,R4和R5是氢原子,C1-C15烷基或氨基烷基,R6是二价C1-C18 烃基,R 7为C 1〜C 4烷基。 字母a和b为0.75

    Fabric-finishing agent containing a novel organopolysiloxane
    28.
    发明授权
    Fabric-finishing agent containing a novel organopolysiloxane 失效
    含有新型有机聚硅氧烷的织物整理剂

    公开(公告)号:US4680366A

    公开(公告)日:1987-07-14

    申请号:US875328

    申请日:1986-06-17

    摘要: A novel organopolysiloxane is disclosed which has a molecular structure having, in addition to conventional monovalent hydrocarbon groups bonded to the silicone atoms, aminoalkyl groups, e.g. --CH.sub.2).sub.3 NH.sub.2 and --CH.sub.2).sub.3 NH--CH.sub.2 CH.sub.2 --NH.sub.2, and polyoxyalkylene-substituted aminoalkyl groups, e.g. --CH.sub.2).sub.3 NH--CH.sub.2 --CH(OH)--CH.sub.2 --O--C.sub.2 H.sub.4 O).sub.21 (C.sub.3 H.sub.6 O).sub.21 C.sub.8 H.sub.17. The novel organopolysiloxane, which is soluble or emulsifiable in water without using an emulsifying agent, is useful as the principal ingredient of a fabric-finishing composition and capable of imparting very pleasant touch of softness and excellent antistatic performance to the fabric materials treated therewith.

    摘要翻译: 公开了一种新型有机聚硅氧烷,其具有除了与硅氧烷原子键合的常规单价烃基以外的分子结构,例如氨基烷基。 -CH 2)3 NH 2和-CH 2)3 NH-CH 2 CH 2 -NH 2和聚氧化烯取代的氨基烷基,例如 -CH 2)3 NH-CH 2 -CH(OH)-CH 2 -O-C 2 H 4 O)21(C 3 H 6 O)21 C 8 H 17。 在不使用乳化剂的情况下,在水中可溶或可乳化的新型有机聚硅氧烷可用作织物整理组合物的主要成分,并且能够赋予对其处理的织物材料非常舒适的柔软感和优异的抗静电性能。

    SILICONE COMPOUND, A PROCESS FOR THE PREPARATION THEREOF AND A PROCESS FOR THE PREPARATION OF AN OPHTHALMIC DEVICE THEREFROM
    29.
    发明申请
    SILICONE COMPOUND, A PROCESS FOR THE PREPARATION THEREOF AND A PROCESS FOR THE PREPARATION OF AN OPHTHALMIC DEVICE THEREFROM 有权
    硅酮化合物,其制备方法和制备其中的光学装置的方法

    公开(公告)号:US20090299022A1

    公开(公告)日:2009-12-03

    申请号:US12472066

    申请日:2009-05-26

    申请人: Shoji Ichinohe

    发明人: Shoji Ichinohe

    IPC分类号: C07F7/08 C08F230/08

    摘要: The present invention provides a hydrophilic silicone which has a predetermined number of silicon atoms and a high purity and is suitable for producing an ophthalmic device and a process for preparing the same.The silicone compound is represented by formula (1) with a purity of 95% by weight or higher, wherein m is one value out of the integers of from 3 to 10, n is one value out of the integers of from 1 to 10, R1 is one out of alkyl groups having 1 to 4 carbon atoms, and R2 is one out of a hydrogen atom and a methyl group.

    摘要翻译: 本发明提供了具有预定数量的硅原子并且具有高纯度并且适于制造眼科装置的亲水性硅氧烷及其制备方法。 硅氧烷化合物由纯度为95重量%以上的式(1)表示,其中m为3〜10的整数中的1个,n为1〜10的整数之一, R 1是具有1至4个碳原子的烷基中的一个,R 2是氢原子和甲基中的一个。