Abstract: The claimed invention relates to a powder coating composition containing a fluorinated copolymer (X) having a glass transition point of at least 50° C. and a number average molecular weight of from 10,000 to 22,000, and a curing agent (Y), wherein the fluorinated copolymer (X) is a copolymer obtained by polymerization of a monomer mixture containing (A) from 45 to 55 mol % of chlorotrifluoroethylene and/or tetrafluoroethylene, (B) from 2 to 40 mol % of a vinyl ether which has a C4 or 5 alkyl group containing a tertiary carbon atom, (C) from 5 to 20 mol % of a vinyl ether having a crosslinkable functional group, and (E) from 1 to 32 mol % of a vinyl ester which has a C3-5 alkyl group containing a tertiary or higher carbon atom, wherein the total content of (B) and (E) is from 30 to 50 mol %, and the curing agent (Y) is reactive with the crosslinkable functional group.

Abstract: To provide a laminated sheet which has high transparency and withstands long outdoor use, comprising a glass fiber cloth which is free from deformation of the cloth even in a step of bonding the cloth to a fluororesin film. A laminated sheet comprising a woven or nonwoven fabric comprising glass fibers fixed by a binder, and a fluororesin film laminated on each other, wherein the binder contains a copolymer (A) having repeating units (a1) based on at least one fluoromonomer selected from the group consisting of tetrafluoroethylene, chlorotrifluoroethylene and hexafluoropropylene, and repeating units (a2) based on at least one non-fluoromonomer selected from the group consisting of a vinyl ether, a vinyl ester, an isopropenyl ether, an isopropenyl ester, an allyl ether and an allyl ester.

Abstract: To provide a powder coating composition which prevents blocking in powder coating and simultaneously achieves suitable appearance and flexibility of the coated film. A powder coating composition comprising a fluorinated copolymer (X) having a glass transition point of at least 50° C. and a number average molecular weight of from 10,000 to 22,000, and a curing agent (Y), wherein the fluorinated copolymer (X) is a copolymer obtained by polymerization of a monomer mixture comprising (A) from 45 to 55 mol % of chlorotrifluoroethylene and/or tetrafluoroethylene, (B) from 2 to 40 mol % of a vinyl ether which has a C4 or 5 alkyl group containing a tertiary carbon atom, (C) from 5 to 20 mol % of a vinyl ether having a crosslinkable functional group and (E) from 0 to 32 mol % of a vinyl ester which has a C3-5 alkyl group containing a tertiary or higher carbon atom, wherein the total content of the above (B) and (E) is from 30 to 50 mol %, and the curing agent (Y) is reactive with the crosslinkable functional group.

Abstract: A composition which can improve impact resistance of a coating film while maintaining superior weather resistance and gloss of the coating film of a fluororesin powder coating material is provided. A fluororesin powder coating composition containing the following particles (C) in an amount of from 0.1 to 10 parts by mass per 100 parts by mass of a fluororesin. The particles (C) are particles having a core/shell structure and having an average particle size of from 0.01 to 2.5 ?m, wherein the core and/or at least one shell comprises a fluorinated polymer.

Abstract: A composition for fluororesin powder coating material, with which a coating film having an excellent matte effect is obtainable without impairing features of fluororesins including excellent weather resistance, and a process for its production, are presented. The composition for fluororesin powder coating material comprises at least two curing systems each comprising a fluororesin having crosslinkable sites and a curing agent reactive to the crosslinkable sites, wherein the respective curing systems substantially independently react and crosslink, and the crosslinking reaction time of one curing system is different by at least 20 seconds from the crosslinking reaction time of other curing system(s).

Abstract: A composition which can improve impact resistance of a coating film while maintaining superior weather resistance and gloss of the coating film of a fluororesin powder coating material is provided. A fluororesin powder coating composition containing the following particles (C) in an amount of from 0.1 to 10 parts by mass per 100 parts by mass of a fluororesin. The particles (C) are particles having a core/shell structure and having an average particle size of from 0.01 to 2.5 &mgr;m, wherein the core and/or at least one shell comprises a fluorinated polymer.

Abstract: A composition for fluororesin powder coating material, with which a coating film having an excellent matte effect is obtainable without impairing features of fluororesins including excellent weather resistance, and a process for its production, are presented. The composition for fluororesin powder coating material comprises at least two curing systems each comprising a fluororesin having crosslinkable sites and a curing agent reactive to the crosslinkable sites, wherein the respective curing systems substantially independently react and crosslink, and the crosslinking reaction time of one curing system is different by at least 20 seconds from the crosslinking reaction time of other curing system(s).