A fluorine-containing elastomer including a vinylidene fluoride unit and an unsaturated ether unit selected from a unit based on a monomer (1) represented by the general formula (1): CH.sub.2═CFCF.sub.2—O—Rf.sup.1 and a unit based on a monomer (2) represented by the general formula (2): CH.sub.2═CF—O—Rf.sup.2, and having a glass transition temperature of 20° C. or lower, a crosslinkable composition including the fluorine-containing elastomer, and a molded article obtained from the fluorine-containing elastomer or the crosslinkable composition.

An apparatus and methods for using coatings for metal applications are disclosed. According to one embodiment, an article comprises a cured polymeric film having a first reaction product of a cationic photoinitiator and a compound suitable for cationic polymerization. The article has a second reaction product of a free-radical photoinitiator and a compound suitable for free-radical polymerization; The article has a metal substrate, wherein the cured polymeric film coats the metal substrate.

An apparatus and methods for using coatings for metal applications are disclosed. According to one embodiment, an article comprises a cured polymeric film having a first reaction product of a cationic photoinitiator and a compound suitable for cationic polymerization. The article has a second reaction product of a free-radical photoinitiator and a compound suitable for free-radical polymerization; The article has a metal substrate, wherein the cured polymeric film coats the metal substrate.

A composition containing a polytetrafluoroethylene, a polymer (I) containing a polymerization unit (I) based on a monomer represented by the general formula (I), a nonionic surfactant, and an aqueous medium, wherein a content of the polytetrafluoroethylene in the composition is 10% by mass or more based on the composition, and a content of the nonionic surfactant in the composition is 1.0% by mass or more based on the polytetrafluoroethylene,

CX.sup.1X.sup.3═CX.sup.2R(—VZ.sup.1Z.sup.2-A.sup.0).sub.m   (I)

wherein X.sup.1 and X.sup.3 are each independently F, Cl, H, or CF.sub.3; X.sup.2 is H, F, an alkyl group, or a fluorine-containing alkyl group; A.sup.0 is an anionic group; R is a linking group; Z.sup.1 and Z.sup.2 are each independently H, F, an alkyl group, or a fluorine-containing alkyl group; and m is an integer of 1 or more.

A composition containing a polytetrafluoroethylene, a polymer (I) containing a polymerization unit (I) based on a monomer represented by the general formula (I), a nonionic surfactant, and an aqueous medium, wherein a content of the polytetrafluoroethylene in the composition is 10% by mass or more based on the composition, and a content of the nonionic surfactant in the composition is 1.0% by mass or more based on the polytetrafluoroethylene,

CX.sup.1X.sup.3═CX.sup.2R(—VZ.sup.1Z.sup.2-A.sup.0).sub.m   (I)

wherein X.sup.1 and X.sup.3 are each independently F, Cl, H, or CF.sub.3; X.sup.2 is H, F, an alkyl group, or a fluorine-containing alkyl group; A.sup.0 is an anionic group; R is a linking group; Z.sup.1 and Z.sup.2 are each independently H, F, an alkyl group, or a fluorine-containing alkyl group; and m is an integer of 1 or more.

An apparatus and methods for using coatings for metal applications are disclosed. According to one embodiment, an article comprises a cured polymeric film having a first reaction product of a cationic photoinitiator and a compound suitable for cationic polymerization. The article has a second reaction product of a free-radical photoinitiator and a compound suitable for free-radical polymerization. The article has a metal substrate, wherein the cured polymeric film coats the metal substrate.

An apparatus and methods for using coatings for metal applications are disclosed. According to one embodiment, an article comprises a cured polymeric film having a first reaction product of a cationic photoinitiator and a compound suitable for cationic polymerization. The article has a second reaction product of a free-radical photoinitiator and a compound suitable for free-radical polymerization. The article has a metal substrate, wherein the cured polymeric film coats the metal substrate.

The invention relates to an adhesive composition comprising at least one silyl polymer comprising at least one hydrolyzable alkoxysilane group; at least one polyvinyl ether compound; and at least one curing catalyst, and also to the use of said composition as an adhesive and also to self-adhesive articles comprising at least one support layer and at least one layer of said composition.

The invention relates to an adhesive composition comprising at least one silyl polymer comprising at least one hydrolyzable alkoxysilane group; at least one polyvinyl ether compound; and at least one curing catalyst, and also to the use of said composition as an adhesive and also to self-adhesive articles comprising at least one support layer and at least one layer of said composition.

The present invention is to provide a monomer mixture that is cured rapidly even in the presence of oxygen and that forms a cured product having high hardness and excellent adhesion to metals and/or glass. The monomer mixture according to an embodiment of the present invention contains two or more types of cationically polymerizable monomers. As the cationically polymerizable monomers, the monomer mixture contains at least 10 wt. %, based on a total amount of the monomer mixture, of a compound having at least one cationically polymerizable group selected from the group consisting of a vinyl ether group, an epoxy group, and an oxetanyl group, and at least one hydroxy group in a molecule, and at least 5 wt. %, based on the total amount of the monomer mixture, of a compound represented by Formula (b). In the formula, R represents an s-valent straight-chain or branched saturated aliphatic hydrocarbon group or an s-valent group having two or more straight-chain or branched saturated aliphatic hydrocarbon groups bonded to each other through an ether bond, and s represents an integer of 2 or greater.