ORGANIC SILICON COMPOUND, METHOD FOR PRODUCING THE SAME, AND CURABLE COMPOSITION
申请人:Shin-Etsu Chemical Co., Ltd.
公开号:US20200270285A1
公开(公告)日:2020-08-27
To provide an organic silicon compound having an average structural formula (1).
(Z represents a 2 to 20-valent group containing an organosiloxane structure, each R
1
independently represents an alkyl group or an aryl group, each R
2
independently represents an alkyl group or an aryl group, each R
3
independently represents a hydrogen atom, an alkyl group, an alkoxy group, or an O. (oxy radical), each R
4
independently represents a hydrogen atom or an alkyl group, each A
1
independently represents a single bond or an alkylene group free of a hetero atom, each A
2
independently represents a single bond or a divalent linking group containing a hetero atom, m is a number of 1 to 3, p is a number of 1 to 10, q is a number of 1 to 10, and p+q represents a number satisfying from 2 to 20 corresponding to the valency number of Z.)
Polymeric light stabilizers having at least one 2,2,6,6-tetraalkyl piperidyl group and synthetic resin compositions containing the same
申请人:ADEKA ARGUS CHEMICAL CO., Ltd.
公开号:EP0065655A1
公开(公告)日:1982-12-01
Polymeric light stabilizers are provided having at least one 2,2,6,6-tetraalkyl piperidyl group in the molecule and a molecular weight within the range from about 1000 to about 20,000, that are polymers of an unsaturated carboxylic acid ester selected from the group consisting of unsaturated cycloaliphatic mono-, di-, and tri-carboxylic acid esters having from seven to about thirty carbon atoms; unsaturated branched-chain aliphatic di- and tri-carboxylic acid esters having from four to about thirty carbon atoms; sorbic acid ester, 3,8-nonadienyl acid ester, oleic acid ester, linolenic acid ester and ricinoleic acid ester; or copolymers of at least one thereof with another copolymerizable unsaturated monomer; and synthetic resin compositions having improved light stability comprising per 100 parts by weight of resin from 0.001 to 10 parts by weight of the polymeric light stabilizer.
NOVEL FLUORORESIN AND COATING MATERIAL BASED THEREON
申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:EP0495130A1
公开(公告)日:1992-07-22
A fluororesin which is soluble in organic solvent and well compatible with curing agent and a coating material containing the same, wherein the resin comprises as the essential constituents component A composed of a unit represented by formula (a-1) and either component B composed of a unit containing cyclic hydrocarbon groups bonded through urethane linkages in the molecule or component C composed of a unit represented by formula (c-1) and, if desired, may further contain component D composed of a unit formed by the copolymerization of a vinyl monomer having a specified functional group, component E composed of a unit formed by the copolymerization of a vinyl monomer other than those constituting the components A to D, and component T comprising an acrylic resin having a specified substituent (wherein V, Y, X, Z, Rc1, Rc2, Rc3 are as defined in the text of the specification).
一种可溶于有机溶剂并与固化剂良好相容的氟树脂和含有该树脂的涂层材料,其中该树脂的基本成分包括由式(a-1)表示的单元组成的组分 A 和由分子中通过氨基甲酸酯连接键结合的含有环烃基的单元组成的组分 B,或由式(c-1)表示的单元组成的组分 C,如果需要,还可进一步包含由具有特定官能团的乙烯基单体共聚形成的单元组成的组分 D,由乙烯基单体与具有特定官能团的乙烯基单体共聚形成的单元组成的组分 E、如果需要,可进一步包含由具有特定官能团的乙烯基单体共聚形成的单元组成的组分 D、由构成组分 A 至 D 以外的乙烯基单体共聚形成的单元组成的组分 E,以及由具有特定取代基的丙烯酸树脂组成的组分 T(其中 V、Y、X、Z、Rc1、Rc2、Rc3 的定义见说明书正文)。