Water repellent agent
    1.
    发明授权
    Water repellent agent 失效
    防水剂

    公开(公告)号:US5489328A

    公开(公告)日:1996-02-06

    申请号:US380693

    申请日:1995-01-30

    摘要: A hydrolyzate resulting from co-hydrolysis of a perfluoroalkyl group-containing organic silicon compound and a hydrolyzable group-containing methylpolysiloxane compound in a hydrophilic solvent and water constitutes a water repellent agent which is effective for imparting water repellency and facilitating falling of water droplets and thus imparting excellent water repellency and stain-proofness to a surface of an article treated therewith.

    摘要翻译: 在亲水性溶剂和水中含有全氟烷基的有机硅化合物和含水解性基团的甲基聚硅氧烷化合物的水解产生的水解产物构成防水剂,其有效地赋予防水性并有利于水滴的下落,因此 赋予其处理用品的表面优异的防水性和防污性。

    Highly volatile polyether-modified silicone surfactant
    3.
    发明申请
    Highly volatile polyether-modified silicone surfactant 有权
    高挥发性聚醚改性硅氧烷表面活性剂

    公开(公告)号:US20070049509A1

    公开(公告)日:2007-03-01

    申请号:US11511351

    申请日:2006-08-29

    IPC分类号: C11D1/66

    CPC分类号: C11D1/82 C08G77/46 C08L83/12

    摘要: A highly volatile electrical/electronic parts surfactant containing a polyether-modified silicone having one polyether chain in the molecule, wherein the surface tension at 25° C. of a 0.01 mass % aqueous solution thereof is 25 mN/m or less, the aforesaid silicone is expressed by the following average structural formula (1), and when heated from room temperature to 200° C. at a rate of 5° C./minute to 200° C. and maintained at a temperature of 200° C. for 100 minutes, the polyether-modified silicone completely volatilizes without leaving any remainder, and a method of manufacturing this highly volatile polyether-modified silicone are disclosed. AMe2SiO(MeASiO)nSiMe2A (1) In formula (1), any one of A is a substituent group expressed by the following general formula (2), the remaining A are methyl groups and n is an integer from 0-2. —CaH2aO(C2H4O)bR (2) In formula (2), a is 3-4, b is an integer from 1-7 and R is a methyl group or an ethyl group.

    摘要翻译: 含有分子中具有一个聚醚链的聚醚改性硅酮的高挥发性电气/电子部件表面活性剂,其中0.01质量%水溶液在25℃下的表面张力为25mN / m以下,上述硅氧烷 由以下平均结构式(1)表示,当以5℃/分钟至200℃的温度从室温加热至200℃并保持在200℃的温度下保持100 分钟,聚醚改性硅氧烷完全挥发而不留下任何剩余部分,并且公开了制造这种高挥发性聚醚改性硅氧烷的方法。 <?in-line-formula description =“In-line Formulas”end =“lead”?>第二个二氧化硅(MeASiO)N 2 SiMe 2 在式(1)中,A中的任何一个是由以下通式(2)表示的取代基,其中,A是(1)<αin-line-formula description =“In-line Formulas”end =“tail” ),其余的A为甲基,n为0-2的整数。 <?in-line-formula description =“In-line Formulas”end =“lead”? - - - - - - - - - - - - - - - - - - - - (2) R(2)<βin-line-formula description =“In-line Formulas”end =“tail”?>在式( 2)中,a为3-4,b为1-7的整数,R为甲基或乙基。

    Process for preparing urethane compound for medical instruments
    5.
    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。

    Process for preparing polysulfide silanes
    6.
    发明授权
    Process for preparing polysulfide silanes 有权
    制备多硫硅烷的方法

    公开(公告)号:US6015870A

    公开(公告)日:2000-01-18

    申请号:US161290

    申请日:1998-09-28

    IPC分类号: C07F7/18 C08G77/22

    CPC分类号: C07F7/1892

    摘要: Polysulfide silanes: (RO).sub.3 SiC.sub.3 H.sub.6 S.sub.x C.sub.3 H.sub.6 Si(OR).sub.3 are reacted with an anhydrous sulfur compound: M.sup.1.sub.2 S or M.sup.2 S and a halogenoalkoxysilane: XC.sub.3 H.sub.6 Si(OR).sub.3 to form polysulfide silanes: (RO).sub.3 SiC.sub.3 H.sub.6 S.sub.y C.sub.3 H.sub.6 Si(OR).sub.3 wherein R is methyl or ethyl, x is a positive number of 3 to 6 on the average, M.sup.1 is an alkali metal or ammonium, M.sup.2 is an alkaline earth metal or zinc, X is a halogen, and y is a positive number less than x on the average. Short chain polysulfide silanes can be prepared with the industrial advantages of safety, high yields and low cost.

    摘要翻译: 将多硫化硅烷:(RO)3SiC 3 H 6 S x C 3 H 6 Si(OR)3与无水硫化合物:M12S或M2S和卤代烷氧基硅烷:XC3H6Si(OR)3反应形成多硫化硅烷:(RO)3SiC 3 H 6 S 3 C 6 H 6 Si(OR)3,其中R为甲基或乙基 x是平均为3〜6的正数,M1为碱金属或铵,M2为碱土金属或锌,X为卤素,y为平均小于x的正数。 短链多硫硅烷可以安全,高产率,低成本的工业优点制备。

    Water-soluble surface treating agents
    7.
    发明授权
    Water-soluble surface treating agents 失效
    水溶性表面处理剂

    公开(公告)号:US5739369A

    公开(公告)日:1998-04-14

    申请号:US634829

    申请日:1996-04-19

    CPC分类号: C09K3/18 C03C17/30 C09K3/185

    摘要: A surface treating agent comprising a reaction product of (A) a fluoroalkyl group-containing alkoxysilane with (B) an amino group-containing alkoxysilane and optionally further with (C) an alkyl group-containing alkoxysilane is water soluble. The agent is diluted with water to form a solution for treating glass and other substrates to impart durable water repellency and other improved properties to the substrates.

    摘要翻译: 包含(A)含氟烷基的烷氧基硅烷与(B)含氨基的烷氧基硅烷和任选地还含有(C)含烷基的烷氧基硅烷的反应产物的表面处理剂是水溶性的。 用水稀释试剂以形成用于处理玻璃和其它基材的溶液,以赋予基材持久的拒水性和其它改进的性能。

    Soft ocular lens material
    8.
    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)

    Soft ocular lens material
    9.
    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。

    Method of manufacturing aminogroup-containing polysiloxanes of uniform
quality
    10.
    发明授权
    Method of manufacturing aminogroup-containing polysiloxanes of uniform quality 失效
    制造质量均匀的含氨基聚硅氧烷的方法

    公开(公告)号:US5276122A

    公开(公告)日:1994-01-04

    申请号:US929548

    申请日:1992-08-14

    IPC分类号: C08G77/06 C08G77/26

    CPC分类号: C08G77/26

    摘要: A method of manufacturing aminogroup-containing polysiloxanes of uniform quality characterized in that a cyclic organopolysiloxane represented by the following general formula: ##STR1## and an aminoalkylpolysiloxane represented by the following general formula: ##STR2## are heated together in the presence of a basic catalyst.

    摘要翻译: 一种制造均匀质量的含氨基聚硅氧烷的方法,其特征在于由以下通式表示的环状有机聚硅氧烷(*化学结构*)和由以下通式表示的氨基烷基聚硅氧烷(*化学结构*)在 碱性催化剂的存在。