摘要:
Disclosed is a coating composition for preventing adhesion of aquatic organisms, the composition containing as a vehicle component a copolymer prepared by copolymerizing about 5 to about 85% by weight of (A) a monohydric and/or polyhydric phenol ester of acrylic or methacrylic acid; about 15 to about 75% by weight of (B) an ethylenically unsaturated monomer having a soluble parameter of about 8.0 to about 9.5 and a glass transition temperature of about 0.degree. C. or higher; and about 0 to about 50% by weight of (C) a water-soluble, ethylenically unsaturated monomer containing carboxyl group or amino group, based on the total monomer components.
摘要:
Disclosed is a curable composition characterized in that the composition comprises:(i) 100 parts by weight of a polymer mixture of(a) about 5 to about 95% by weight of a polymer (X) containing a specific polysiloxane macromonomer as an essential monomer or a polymer (Y) containing a specific alkoxysilane-containing vinyl monomer as an essential monomer, and(b) about 95 to about 5% by weight of a polymer (Z) containing an epoxy-containing vinyl monomer as an essential monomer; and(ii) about 0.01 to about 30 parts by weight of at least one chelate compound selected from the group consisting of aluminum chelate compound, titanium chelate compound and zirconium chelate compound.
摘要:
Disclosed is a method of preventing adhesion of organisms characterized by coating a substrate with a coating composition comprising as its vehicle component a reaction product of a silane compound and/or a low condensation product thereof and an organic compound having at least two hydroxyl groups per molecule, the silane compound being represented by the formula(R.sup.1).sub.n Si--(OR.sup.2).sub.4-nwherein R.sup.1 is alkyl having 1 to 20 carbon atoms, haloalkyl having 1 to 12 carbon atoms, cycloalkyl having 3 to 7 carbon atoms, aryl or aralkyl having an alkyl portion with 1 to 12 carbon atoms, R.sup.2 is a hydrogen atom, alkyl having 1 to 8 carbon atoms, cycloalkyl having 3 to 7 carbon atoms or haloalkyl having 1 to 8 carbon atoms and n is an integer of 0 to 3.
摘要:
To provide a composition comprising a silsesquioxane compound that is capable of producing a coating film with excellent heat resistance and scratch resistance, and that has excellent compatibility with general polymerizable unsaturated compounds as well as polymerizable unsaturated compounds with high polarity.A silsesquioxane compound comprising organic groups each directly attached to a silicon atom of the compound, at least one of the organic groups being an organic group having one or more urethane bonds and one (meth)acryloyloxy group.
摘要:
An object of the present invention is to provide a silsesquioxane compound that is capable of producing a coating film with excellent heat resistance and scratch resistance, and that has excellent compatibility with general polymerizable unsaturated compounds as well as polymerizable unsaturated compounds with high polarity.The present invention provides a silsesquioxane compound comprising organic groups each directly bonded to a silicon atom of the compound, at least one of the organic groups being an organic group having one or more secondary hydroxyl groups and one (meth)acryloyloxy group.
摘要:
A method for preparing an inorganic film-forming coating composition. The method involves reacting a titanium monomer and/or a low condensation product thereof containing a group hydrolyzed to form a hydroxyl group with a hydrogen peroxide water.
摘要:
The invention provides a crosslinking agent comprising a compound having at least two noncyclic acid anhydride groups and represented by the following formula ##STR1## wherein R is a monovalent hydrocarbon group having 2 to 50 carbon atoms, R' is a bivalent hydrocarbon group having 2 to 50 carbon atoms, the hydrocarbon groups R and R' containing or not containing an ether linkage, urethane linkage or ester linkage, and n is an integer of 1 to 500.The invention also provides a curable composition including (A) at least one resin selected from the group consisting of (i) a resin having at least one epoxy group and at least one hydroxyl group in the molecule, (ii) a resin mixture of a resin having at least two epoxy groups in the molecule and a resin having at least two hydroxyl groups in the molecule, and (iii) a resin having at least two epoxy groups in the molecule, and (B) the above-mentioned crosslinking agent.
摘要:
The present invention provides a soil preventing coating forming composition which consists essentially of a resin having at least two acid anhydride groups in the molecule on the average, the acid anhydride groups being represented by the formula ##STR1## wherein R is a C.sub.1-40 monovalent hydrocarbon group or a monovalent chain polysiloxane group represented by the formula ##STR2## wherein R.sub.1 and R.sub.2 are the same or different and are each alkyl, cycloalkyl, aryl, aralkyl or ##STR3## group, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are the same or different and are each alkyl, cycloalkyl, aryl or aralkyl, n is an integer of 1 to 6, m is an integer of 0 or 1, p is an integer of 2 to 50, and q is an integer of 0 to 50.
摘要:
The invention provides a method of forming a cured coating film which comprises exposing a coating composition consisting of, or containing as a main component, a resin containing polymerizable unsaturated group and aprotic onium-containing group of the formula ##STR1## wherein R.sub.1 means a hydrogen atom or a hydrocarbon group of 1 to 8 carbon atoms which may optionally be substituted by a hydroxyl, alkoxy or ester group or a halogen atom; ##STR2## where Z means a nitrogen atom or phosphorus atom and Y means a sulfur atom; R.sub.2, R.sub.3 and R.sub.4 are the same or different and respectively mean an organic group of 1 to 14 carbon atoms, provided that R.sub.2 and R.sub.3, or R.sub.2, R.sub.3 and R.sub.4 may jointly form a heterocyclic group taken together with the adjacent nitrogen, phosphorus or sulfur atom, to actinic radiation or electron beams to thereby induce a crosslinking reaction and, then, subjecting the composition to heat treatment at a temperature not less than 80.degree. C.
摘要:
A heat-curable resinous coating composition comprising as a binder component(A) 5 to 90% by weight of a hydroxyl-containing resin selected from hydroxyl-containing acrylic resins and hydroxyl-containing polyester resins,(B) 5 to 50% by weight of an amino resin, and(C) 1 to 90% by weight of a crosslinkable resin selected from (C-a) polyfunctional resins having a number average molecular weight of at least 1000 and containing at least two carboxyl groups and at least two epoxy groups on an average per molecule and (C-b) polyorganosiloxanes having a number average molecular weight of at least 500 and containing at least two silanol groups on an average per molecule and if required, further containing an epoxy group.