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 organosilicone emulsion composition comprising (A) 100 parts by weight of an organopolysiloxane having a viscosity of at least 500 Pa·s at 25° C., (B) 1-50 parts by weight of a polyether-containing organosiloxysilicate, (C) 1-50 parts by weight of a nonionic surfactant, and (D) 10-1,000 parts by weight of water is stable.
摘要:
An intumescent composition which comprises a polymer selected from a silane-terminated polyurethane or a silane-terminated polyether, a plasticizer that is compatible with the polymer and an intumescent ingredient. Processes of forming a cured intumescent substance, and methods of fire protecting a building are also provided.
摘要:
To provide a negative photosensitive resin composition which is excellent in storage stability of silanol groups and which is applicable to preparation of partition walls which can maintain excellent ink repellency even after ink affinity-imparting treatment, and partition walls for an optical device using such a composition.A negative photosensitive resin composition comprising an ink repellent (A) made of a fluorosiloxane compound having a hydroxy group bonded to a silicon atom and containing fluorine atoms in a proportion of from 10 to 55 mass % based on the total amount of the compound, a photosensitive resin (B) having an acidic group and an ethylenic double bond in one molecule, a photopolymerization initiator (C) and a solvent (D), wherein the proportion of the ink repellent (A) is from 0.01 to 10 mass % based on the total solid content of the composition, and the proportion of the hydroxy groups bonded to a silicon atom derived from the ink repellent (A) is from 0.000001 to 1.0 mmol/g based on the total amount of the composition.
摘要:
A main object of the invention is to provide a polymer compound for medicine which has an excellent capability of fixing a biologically active substance and has such chemical/physical stability that the compound is less dissolved or deteriorated in a washing step, in particular, which can be suitably applied to a plastic substrate surface.The invention provides a polymer compound for medical material which is a polymer comprising repeating units derived from an ethylenically unsaturated polymerizable monomer (a) having a functional group for fixing a biologically active substance, wherein the polymer has a reactive functional group on at least one terminal side thereof, and a biochip substrate wherein a layer containing the polymer compound is formed on a substrate surface, thereby attaining the object.
摘要:
New alkoxylation products which carry alkoxysilyl groups, mostly in the form of (poly)ether alcohols or copolymers comprising polyether blocks, which are characterized in that the reactivity of the hydroxyl function is reduced, and also to processes for preparing them and to their use.
摘要:
Process for preparing polyether alcohols by polymerization by means of double metal cyanide catalysts (DMC catalysts), characterized in that, before or during the polymerization, one or more, optionally mixed additives consisting of compounds having one or more hydridic hydrogen atoms bonded to one silicon atom are added to the reaction mixture.
摘要:
The present invention relates to methods of treating surfaces, to protect or clean said surfaces. The invention more particularly relates to the treatment of interior walls or surfaces, particularly indoor household walls or surfaces, to protect the same from soiling or stains. This invention also relates to compositions, kits and devices for use in the above methods, to protect or clean indoor surfaces. This invention can be applied to various indoor surfaces, such as soft and permeable surfaces, in particular painted walls, wall paper and wallcloth.
摘要:
There are provided a curable resin composition composed of an epoxy compound having an ionic polymerizability and viscosity of not more than 1,000 cP at 25° C., an acrylic resin having an ionic polymerizable functional group, and a thermally-activating ionic polymerization catalyst which can be dissolved by heating and crystallized by cooling, a method for the preparation thereof, and a coated article using the curable resin composition.The curable resin composition is excellent in storage stability, and a cured coating layer therefrom is excellent in heat resistance, staining resistance, removability of staining substances, or scratch resistance, and an electrical insulating property, and in which dependence of volume resistivity upon temperatures is small, and from which an excellent coated article is obtained, and it is widely utilized in industry.
摘要:
A composition is provided which includes at least one silyl-terminated polymer, at least one polymer with anhydride functionalities, acid functionalities or combinations thereof, and one or more catalysts.