To provide a powder coating material capable of forming a coating film excellent in impact resistance, flexibility and adhesion to substrate and excellent in surface smoothness even when formed under low temperature film-forming conditions. The powder coating material of the present invention is a powder coating material comprising a fluorinated polymer having units based on a fluoroolefin, units based on a monomer represented by the formula X—Z and units based on a monomer represented by the formula CHR.sup.21═CR.sup.22 (CH.sub.2).sub.nCOOH, wherein the content of the units based on a monomer represented by the formula X—Z is from 5 to 20 mol % to all units in the fluorinated polymer, and the fluorinated polymer has a melt viscosity at 170° C. of from 20 to 100 Pa.Math.s (in the formulae, X is a specific monovalent polymerizable group, Z is a specific alkyl group, a specific cycloalkyl group or a specific aryl group, R.sup.21 and R.sup.22 are each independently a hydrogen atom or a specific alkyl group, and n is an integer of from 0 to 12.

To provide a coated body excellent in weather resistance and excellent also in pressure marking resistance. The coated body comprises a substrate, an undercoating film, a prescribed intermediate coating film and a top coating film formed by curing a top coating material comprising the following components (1) to (3), in this order: (1) a fluorinated polymer having hydroxy groups or carboxy groups; (2) a curing agent for curing the fluorinated polymer; and (3) a prescribed ultraviolet absorber.

A powder coating material which has excellent blocking resistance and can form coating films excellent in water repellency is provided. The powder coating material of the present invention comprises a fluorinated polymer comprising from 20 to 80 mol % of units based on at least one species selected from the group consisting of CF.sub.3—CH═CHF and CF.sub.3—CF═CH.sub.2, from 18 to 60 mol % of units based on a monomer represented by the formula X.sup.1—Z.sup.1 (wherein X.sup.1 is a specific monovalent polymerizable group, and Z.sup.1 is a specific alkyl group, a specific cycloalkyl group or a specific aryl group) and units having a crosslinkable group.

Disclosed are copolymers formed by copolymerization of: (1) one or more hydrofluoroolefin monomer(s) selected from the group consisting of hydrofluoroethylenes, hydrofluoropropenes, hydrofluorobutenes, hydrofluoropentenes and combinations of these, and preferably selected from 2,3,3,3-tetrafluoropropene, 1,3,3,3-tetrafluoropropene, with said 1,3,3,3-tetrafluoropropene preferably comprising, consisting essentially of or consisting of trans-1,3,3,3-tetrafluoropropene, and combinations of these, and (2) one or more chlorofluoroethylene monomers, preferably chlorotrifluoroethylene (“CTFE”) monomers, wherein the mole ratio of monomer (1) to monomer (2) is preferably from about 30:1 to about 1:30.

The present invention has an object to provide an anti-biofouling coating material which is capable of forming a coating film excellent in anti-biofouling properties and adhesiveness. Further, the present invention has another object to provide a ship, etc. and an article to be used in a humid or wetted environment, having, on its surface, a coating film formed by using the above anti-biofouling coating material. Further, the present invention has other objects to provide a method for preventing adhesion of organisms to a ship, etc. and to provide a method for preventing adhesion of fungi or algae to the surface of an article to be used in a humid or wetted environment, by using the above anti-biofouling coating material. The anti-biofouling coating material of the present invention is an anti-biofouling coating material to be applied to the surface of an article in order to prevent adhesion of organisms, which comprises a polymer F being a fluorinated polymer containing units based on a fluoroolefin, and a polymer G being a polymer containing units based on a (meth)acrylate having a polyoxyalkylene chain.

The present invention has an object to provide an anti-biofouling coating material which is capable of forming a coating film excellent in anti-biofouling properties and adhesiveness. Further, the present invention has another object to provide a ship, etc. and an article to be used in a humid or wetted environment, having, on its surface, a coating film formed by using the above anti-biofouling coating material. Further, the present invention has other objects to provide a method for preventing adhesion of organisms to a ship, etc. and to provide a method for preventing adhesion of fungi or algae to the surface of an article to be used in a humid or wetted environment, by using the above anti-biofouling coating material. The anti-biofouling coating material of the present invention is an anti-biofouling coating material to be applied to the surface of an article in order to prevent adhesion of organisms, which comprises a polymer F being a fluorinated polymer containing units based on a fluoroolefin, and a polymer G being a polymer containing units based on a (meth)acrylate having a polyoxyalkylene chain.

A number of variations may include a method including modifying fluorocopolymer polyols, diols, and related copolymers to make polymerizable materials through polymerizable unsaturation. A number of variations may include products, for example but not limited to coatings, films or painting including modifying fluorocopolymer polyols, diols, and related copolymers.

A number of variations may include a method including modifying fluorocopolymer polyols, diols, and related copolymers to make polymerizable materials through polymerizable unsaturation. A number of variations may include products, for example but not limited to coatings, films or painting including modifying fluorocopolymer polyols, diols, and related copolymers.

To provide a decorative film whereby cracking is suppressed when the decorative film is adhered to a three-dimensional molded product while it is being stretched or in a stretched state. To further provide a composition, a method for producing the decorative film, and a method for producing a three-dimensional molded product provided with the decorative film. The decorative film has at least a base film and a fluororesin layer containing a fluororesin having a crosslinked structure, characterized in that the fluororesin layer contains a urethane bond and an allophanate bond, and the average molecular weight between crosslinking-points of the fluororesin layer is more than 50,000 and at most 100,000.

Provided is a coating film that is less likely to be deteriorated even after exposure to hydrogen peroxide. The coating film is for use in an environment including exposure to hydrogen peroxide and includes a fluorine atom and a urethane bond.