Abstract: A binder for a self polishing and/or antifouling coating composition comprising an oligomer or polymer composition, formed from at least 50% by weight of monomer units of a vinyl ester of versatic acid.

Abstract: A coating composition comprising: i) a carboxylic acid; comprising one or more of rosin or a hydrogenated derivative thereof; ii) at least one metal oxide compound; iii) a dehydrating agent; and iv) one or more binder; characterized in that, in the production of the coating composition, the dehydrating agent iii) is contacted with either of component i) or i) prior to the addition of the other component i) or ii).

Abstract: An antifouling coating composition for application to a surface is described. The coating comprises a block copolymer binder. The copolymer includes at least two polymer blocks A and B, at least 50% of the monomer units in block A being monomer residues of ethylenically unsaturated carboxylic, sulfonic or phosphonic acids. The monomer residues have silyl ester side groups containing at least 3 silicon atoms in the silyl group. A substrate coated with the coating, a block copolymer binder and a process for producing a block copolymer binder are also described.

Abstract: A primer coating composition for a metal substrate is described. The primer has a suitable binder and is characterized in that there is at least one semiconductor photocatalyst dispersed throughout the primer coating composition. A process of coating a metal substrate is also described. The invention extends to the use of a semiconductor photocatalyst as a top-coat to primer adhesion promoter or as a primer to top-coat delamination inhibitor in a primer coating composition.

Abstract: A primer coating composition for a metal substrate is described. The primer has a suitable binder and is characterised in that there is at least one semiconductor photocatalyst dispersed throughout the primer coating composition. A process of coating a metal substrate is also described. The invention extends to the use of a semiconductor photocatalyst as a top-coat to primer adhesion promoter or as a primer to top-coat delamination inhibitor in a primer coating composition.

Abstract: A binder for a self polishing and/or antifouling coating composition comprising an oligomer or polymer composition, formed from at least 50% by weight of monomer units of a vinyl ester of versatic acid.

Abstract: A coating composition comprising: i) a carboxylic acid; comprising one or more of rosin or a hydrogenated derivative thereof; ii) at least one metal oxide compound; iii) a dehydrating agent; and iv) one or more binder; characterized in that, in the production of the coating composition, the dehydrating agent iii) is contacted with either of component i) or i) prior to the addition of the other component i) or ii).

Abstract: A hydrolysable paint composition comprising organosilyl esters. The organosilyl esters are used in paint formulations which require hydrolysis of one or more of the components of the paint in use. The organosilylesters of the invention may also independently be film forming. The organosilyl ester may be the ester of a carboxylic, sulphonic or phosphoric acid. The binder systems of the invention can be used in paint compositions, such as self-polishing antifouling paints.

Abstract: A method of boosting alkaline hydrolysis or erodability of a hydrolysable paint formulation, the method comprising the step of adding an organosilyl ester to a binder system of a hydrolysable paint formulation. The booster is used in paint formulations which require hydrolysis of one or more of the components of the paint in use. The organosilylesters of the invention may also independently be film forming. The organosilyl ester may be the ester of a carboxylic, sulphonic or phosphoric acid. The binder systems of the invention can be used in paint compositions, such as self-polishing antifouling paints.

Abstract: The present invention provides a process for the preparation of poly(silyl ester)s comprising a structural unit of the formula (I) wherein the process comprises the step of reacting a polyacid of formula (II) with a polyacyloxysilyl derivative of formula (III) while removing the formed acid group(s) of formula R7Z(O)OH (IV). R9Z(O)OH (V), and R8Z(O)OH (VI) from the system.

Abstract: The use of an organosilyl ester as an alkaline hydrolysis or erodability booster for the binder system of a paint formulation is described. The booster is used in paint formulations which require hydrolysis of one or more of the components of o the paint in use. The organosilylesters of the invention may also independently be film forming. The organosilyl ester may be the ester of a carboxylic, sulphonic or phosphoric acid. The binder systems of the invention can be used in paint compositions, such as self-polishing antifouling paints.

Abstract: The present invention relates to novel antifouling coatings, resin compositions and processes of production thereof. In particular, the present invention relates to coatings and resin compositions comprising stabilized acylated oxy-boranes. The resin composition comprises a polymer having in a pendant side chain or at a terminal end thereof, at least one group represented by formula (I): wherein Z represents wherein R2 and R3 are independently selected from an alkyl, alkenyl, alkynyl, aryl, aralkyl or alkenyl radical optionally substituted, by one or more substituents independently selected from the group comprising alkyl, alkoxyl, aralkyl, alkaryl, aralkyloxyl, alkaryloxyl, aryl, aryloxyl, halogen, amino or amino alkyl radicals; and wherein A: represents a primary to tertiary amine or a nitrogen containing heterocyclic compound which in either case is coordinated with the boron through an N—B bond; characterised in that the composition includes a solvent and the composition is free of n-butanol.

Abstract: The present invention relates to polyorganosilylated carboxylate monomers or polymers thereof, comprising a polyorganosilylated carboxylate monomer of the general formula (I) or a polymer thereof, wherein R1, R2, R3, R4, R5 each independently represent hydrogen, alkyl, alkenyl, alkynyl, alkyloxy, aryl, aralkyl or halogen radical optionally substituted by one or more substituents independently selected from the group comprising alkyl, aralkyl, aryl, hydroxy, halogen, amino or amino alkyl radicals, R7 represents hydrogen, alkyl radical or —COOR9, wherein R9 represents an alkyl group, R8 represents hydrogen, alkyl radical or —CH2—CO2—(SiR4R5O)n—SiR1R2R3, and n represents a number of dihydrocarbylsiloxane units from 3 to 20. The invention also relates to the use of these monomers or polymers as coating compositions including antifouling coating compositions.

Abstract: A primer coating composition for a metal substrate is described. The primer has a suitable binder and is characterized in that there is at least one semiconductor photocatalyst dispersed throughout the primer coating composition. A process of coating a metal substrate is also described. The invention extends to the use of a semiconductor photocatalyst as a top-coat to primer adhesion promoter or as a primer to top-coat delamination inhibitor in a primer coating composition.

Abstract: The present invention relates to a process for the preparation of polyorganosilylated carboxylate monomers or polymers thereof, comprising the steps of reacting a cyclosiloxane of formula (R4R5SiO)n with an unsaturated organosilylated carboxylate monomer or a copolymer or a polymer thereof under the presence of a suitable catalyst.

Abstract: A pneumatic tire with a belt ply helically wound on a carcass ply. The crown reinforcing structure of the tire includes a single helically wound belt ply reinforced with high elongation steel cords. A preferred steel cord construction for the reinforcing steel cords is 4×7 (four strands each including seven filaments) with individual 0.26 mm diameter, High Tensile carbon steel filaments.

Abstract: The present invention relates to polyorganosilylated carboxylate monomers or polymers thereof, comprising a polyorganosilylated carboxylate monomer of the general formula (I) or a polymer thereof, wherein R1, R2, R3, R4, R5 each independently represent hydrogen, alkyl, alkenyl, alkynyl, alkyloxy, aryl, aralkyl or halogen radical optionally substituted by one or more substituents independently selected from the group comprising alkyl, aralkyl, aryl, hydroxy, halogen, amino or amino alkyl radicals, R7 represents hydrogen, alkyl radical or —COOR9, wherein R9 represents an alkyl group, R8 represents hydrogen, alkyl radical or —CH2—CO2—(SiR4R5O)n—SiR1R2R3, and n represents a number of dihydrocarbylsiloxane units from 3 to 20. The invention also relates to the use of these monomers or polymers as coating compositions including antifouling coating compositions.

Abstract: The use of an organosilyl ester as an alkaline hydrolysis or erodability booster for the binder system of a paint formulation is described. The booster is used in paint formulations which require hydrolysis of one or more of the components of the paint in use. The organosilylesters of the invention may also independently be film forming. The organosilyl ester may be the ester of a carboxylic, sulphonic or phosphoric acid. The binder systems of the invention can be used in paint compositions, such as self-polishing antifouling paints.

Abstract: The present invention provides a process for the preparation of poly(silyl ester)s comprising a structural unit of the formula (I) (I) which process comprises the step of reacting; a polyacid of formula (II) (II) with a polyacyloxysilyl derivative of formula (III) (II) whilst removing the formed acid group(s) of formula (IV) and (V) and (VI), R7Z (O)OH (IV), R9Z(O)OH (V), R8Z(O)OH (VI), from the system.

Abstract: Process for the preparation of organosilylated carboxylate monomers comprising the step of reacting an acyloxysilane with an unsaturated carboxylic acid, the monomers and their use as comonomer unit in the binder of antifouling coating compositions.