摘要:
Method for efficiently producing α-hetero-substituted alkylhalohydrosilane, and use thereof. A method for producing (A) a halohydrosilane compound represented by the general formula (1): H—SiR2c(CR13-bYb)aX3-a-c (1) (wherein, R1 represents a hydrogen atom or a substituted or unsubstituted hydrocarbon group; R2 represents a substituted or unsubstituted hydrocarbon group; X represents a halogen atom; Y represents a hetero substituent; a is 1 or 2; b is any one of 1, 2 and 3; c is 1 or 0), by allowing (B) a halosilane compound represented by the general formula (2): SiR2c(CR13-bYb)aX4-a-c (2) (wherein, R1, R2, X, Y, a, b and c are as defined above) to react with (C) a hydrosilane compound. A method for producing a reactive silicon group-containing polymer using the halohydrosilane compound (A).
摘要:
Method for efficiently producing α-hetero-substituted alkylhalohydrosilane, and use thereof. A method for producing (A) a halohydrosilane compound represented by the general formula (1): H—SiR2c(CR13-bYb)aX3-a-c (1) (wherein, R1 represents a hydrogen atom or a substituted or unsubstituted hydrocarbon group; R2 represents a substituted or unsubstituted hydrocarbon group; X represents a halogen atom; Y represents a hetero substituent; a is 1 or 2; b is any one of 1, 2 and 3; c is 1 or 0), by allowing (B) a halosilane compound represented by the general formula (2): SiR2c(CR13-bYb)aX4-a-c (2) (wherein, R1, R2, X, Y, a, b and c are as defined above) to react with (C) a hydrosilane compound. A method for producing a reactive silicon group-containing polymer using the halohydrosilane compound (A).
摘要:
An object of the invention is to provide a curable organic polymer having superior curability, a method for producing the same, and a curable composition containing the same. An organic polymer (A) including a silicon-containing organic group represented by the general formula (1):— SiR1aR2bXc (1) (wherein, R1 that is present in the number of “a” each independently represents a group including a hydrocarbon group having 1 to 20 carbon atoms as a basic skeleton, in which at least one hydrogen atom on the carbon atoms of positions 1 to 3 is substituted with an electron-withdrawing group; R2 that is present in the number of “b” each independently represents a C1 to C20 hydrocarbon group, or a triorganosiloxy group represented by the formula of: (R′)3SiO— (wherein, R′ each independently represents a hydrocarbon group having 1 to 20 carbon atoms); X that is present in the number of “c” each independently represents a hydrolyzable group or a hydroxyl group; a is 1 or 2; b is 0 or 1; c is 1 or 2; and the relationship of: a+b+c=3 is satisfied) in the number of one or more on average per molecule, a method for producing the same, and a curable composition containing the same are provided.
摘要翻译:本发明的目的是提供具有优异固化性的可固化有机聚合物,其制备方法和含有该可固化组合物的固化性组合物。 包含由通式(1)表示的含硅有机基团的有机聚合物(A):-SiR1aR2bXc(1)(其中,以“a”的数量存在的R1各自独立地表示包含烃基的基团 具有1至20个碳原子作为基本骨架,其中位置1至3的碳原子上的至少一个氢原子被吸电子基团取代;以“b”数存在的R 2各自独立地表示 C1〜C20烃基或由下式表示的三有机甲硅烷氧基:(R')3SiO-(其中,R'各自独立地表示碳原子数1〜20的烃基) “c”各自独立地表示可水解基团或羟基; a为1或2; b为0或1; c为1或2,并且满足:a + b + c = 3的关系) 每个分子平均一个或多个,其制备方法和curab 提供了含有该组合物的组合物。
摘要:
An object of the invention is to provide a curable organic polymer having superior curability, a method for producing the same, and a curable composition containing the same. An organic polymer (A) including a silicon-containing organic group represented by the general formula (1):— SiR1aR2bXc (1) (wherein, R1 that is present in the number of “a” each independently represents a group including a hydrocarbon group having 1 to 20 carbon atoms as a basic skeleton, in which at least one hydrogen atom on the carbon atoms of positions 1 to 3 is substituted with an electron-withdrawing group; R2 that is present in the number of “b” each independently represents a C1 to C20 hydrocarbon group, or a triorganosiloxy group represented by the formula of: (R′)3SiO— (wherein, R′ each independently represents a hydrocarbon group having 1 to 20 carbon atoms); X that is present in the number of “c” each independently represents a hydrolyzable group or a hydroxyl group; a is 1 or 2; b is 0 or 1; c is 1 or 2; and the relationship of: a+b+c=3 is satisfied) in the number of one or more on average per molecule, a method for producing the same, and a curable composition containing the same are provided.
摘要:
An object of the present invention is to provide a curable composition which is made mainly of a polymer having one or more reactive silicon groups, has good curability even when filler is used while a non-organotin catalyst is used, and is further high in industrial practicability. The object is solved by a curable composition, comprising, as constituents, a polymer (A) having one or more reactive silicon groups on average per molecule thereof, the reactive silicon group(s) being (each) a group which can be crosslinked by forming a siloxane bond, a Lewis acid and/or derivative thereof (B), an amine compound (C), a compound (D) having a reactive silicon group, and filler (E), and obtained by mixing the constituents with each other.
摘要:
A moisture curable polymer and a curable composition having superior curability are provided. A polymer having a silicon group represented by the general formula: —SiFaR1bZc (wherein, R1 represents any one of a substituted or unsubstituted hydrocarbon group having 1 to 20 carbon atoms, or an organosiloxy group represented by R23SiO— (R2 is each independently, a substituted or unsubstituted hydrocarbon group having 1 to 20 carbon atoms). Z is a hydroxyl group or a hydrolyzable group other than fluorine. a is any one of 1, 2, or 3; b is any one of 0, 1, or 2; c is any one of 0, 1, or 2; and a+b+c is 3. When b or c is 2, two R1 or two Z may be each the same or different) and a curable composition including this polymer, and a sealant and an adhesive in which the curable composition is used.
摘要翻译:提供了一种可湿固化聚合物和具有优异固化性的可固化组合物。 具有由以下通式表示的硅基的聚合物:-SiFaR1bZc(其中,R1表示取代或未取代的碳原子数1〜20的烃基或由R23SiO-表示的有机甲硅烷氧基(R2各自独立地为 取代或未取代的碳原子数1〜20的烃基)Z是除氟以外的羟基或水解性基团,a为1,2或3中任一个,b为0,1或2中任一个, c是0,1或2中的任一个; a + b + c为3.当b或c为2时,两个R 1或两个Z可以相同或不同)和包含该聚合物的可固化组合物和 使用可固化组合物的密封剂和粘合剂。
摘要:
[Problem] There is provided a curable composition having good curability and adhesion by use of a non-organotin catalyst.[Means to Solve] A curable composition comprising (A) an organic polymer having a silicon-containing group being capable of crosslinking by forming siloxane bonds, (B) one or more kinds selected from a titanium catalyst, an aluminum catalyst and a zirconium catalyst and (C) a low molecular weight compound containing a hydrolyzable silicon group and having a molecular weight of from 100 to 1,000, characterized in that a ratio (a/b) of the total mole (a) of titanium atoms, aluminum atoms and zirconium atoms of the component (B) in the composition to the total mole (b) of silicon atoms of the component (C) in the composition is more than 0.4.
摘要:
The present invention has its object to provide a curable composition excellent in curability and storage stability.The present invention relates to a curable composition which comprises, for instance,(A) an organic polymer having a silicon-containing group capable of crosslinking under siloxane bond formation, (B) a carboxylic acid metal salt (b1) and/or a carboxylic acid (b2), and (C) an organic sulfonic acid ester represented by the general formula (1): R1SO3R2 (1) (wherein R1 and R2 each independently represents a substituted or unsubstituted hydrocarbon group).
摘要:
The present invention has its object to provide, by using a non-organotin curing catalyst, a curable composition having a practical level of curability. Furthermore, the present invention has its object to provide a curable composition excellent in adhesiveness while it secures a practical level of curability.The present invention relates to a curable composition which comprises:(A) an organic polymer containing a silicon-containing group capable of crosslinking by siloxane bond formation and (B) a silanol condensation catalyst: and that the silanol condensation catalyst is an amine compound and that an aqueous solution prepared by adding 5 millimoles of the amine compound to 100 g of a mixed solvent composed of isopropyl alcohol and water in a weight ratio of 10:3 has a pH value of not lower than 13.4 as measured at 23° C. according to JIS Z 8802.
摘要翻译:本发明的目的是通过使用非有机锡固化催化剂来提供具有实用的固化性水平的可固化组合物。 此外,本发明的目的是提供一种固化性优异的固化性组合物,同时确保了固化性的实用性。 本发明涉及一种可固化组合物,其包含:(A)含有能够通过硅氧烷键形成交联的含硅基团的有机聚合物和(B)硅烷醇缩合催化剂;所述硅烷醇缩合催化剂是胺化合物, 通过向100g由异丙醇和水组成的混合溶剂中加入5毫摩尔胺化合物而制备的水溶液,其重量比为10:3,在23℃下测得的pH值不低于13.4。 根据JIS Z 8802。
摘要:
The present invention provides a curable composition which has a high recovery ratio, a high creep resistance, a practical curability and storage stability. The present invention relates to a curable composition comprising a reactive silicon group containing organic polymer (A) and a carboxylic acid (B), wherein the composition comprises (I), as the carboxylic acid (B), a carboxylic acid (C) in which the carbon adjacent to the carbonyl group is a quaternary carbon atoms and/or the composition comprises (II) a metal carboxylate (D) formed between a carboxylic acid in which the carbon atoms adjacent to the carbonyl group is a quaternary carbon atoms and a metal atom of 208 or less in atomic weight.