摘要:
The present invention comprises a substrate having a fluoropolymer on at least one of its surfaces wherein one of the substrates or the fluoropolymer comprises a hydride function MH wherein M is Si, Ge, Sn or Pb. The invention further comprises articles comprising the substrate and fluoropolymer; a method of bonding the fluoropolymer to the substrate; a fluoropolymer composition that contains the fluoropolymer, a polyhydroxy cure composition, and an organic composition comprising the hydride function MH; a premix that contains the fluoropolymer and the hydride function MH; and a fluoropolymer composition that comprises (a) a thermoplastic fluoropolymer comprising Cl, Brand/or I atoms and (b) an organic compound that comprises the hydride function MH.
摘要:
The present invention comprises a substrate having a fluoropolymer on at least one of its surfaces wherein one of the substrates or the fluoropolymer comprises a hydride function MH wherein M is Si, Ge, Sn or Pb. The invention further comprises articles comprising the substrate and fluoropolymer; a method of bonding the fluoropolymer to the substrate; a fluoropolymer composition that contains the fluoropolymer, a polyhydroxy cure composition, and an organic composition comprising the hydride function MH; a premix that contains the fluoropolymer and the hydride function MH; and a fluoropolymer composition that comprises (a) a thermoplastic fluoropolymer comprising Cl, Brand/or I atoms and (b) an organic compound that comprises the hydride function MH.
摘要:
A fluoropolymer suitable for the preparation of a fluoroelastomer. The fluoropolymer generally includes repeating units derived from the monomers tetrafluoroethylene, hexafluoropropylene, vinylidene fluoride, chlorotrifluoroethylene and optionally one or more repeating units from fluorinated monomers other than tetrafluoroethylene, hexafluoropropylene, vinylidene fluoride and chlorotrifluoroethylene.
摘要:
The present invention is based on quad-fluoropolymer suitable for the preparation of a fluoroelastomer. The fluoropolymer comprises repeating units derived from 10 to 40 mol % of tetrafluoroethylene, 40 to 65 mol % of vinylidene fluoride, 1 to 30 mol % of a perfluorinated vinyl ether of the formula CF2═CFOCF2CF2CF2OCF3, 1 to 20 mol % of perfluoromethyl vinylether.
摘要:
Described herein is a composition having a fluoropolymer derived from the polymerization of a monomer and a sulfinate-containing molecule, wherein the sulfinate-containing molecule is selected from the group consisting of Formula (I), Formula (II); and combinations thereof, wherein X1, X2, and X3 are each independently selected from H, F, Cl, a C1 to C4 alkyl group, and a C1 to C4 fluorinated alkyl group; R is a linking group; Z1 and Z2 are independently selected from F, CF3, and a perfluoroalkyl group; R1 and R2 are end-groups; p is 0 or 1; m is at least 1; and M is a cation. Also disclosed are methods of making and articles thereof.
摘要:
Described herein is a composition having a fluoropolymer derived from the polymerization of a monomer and a sulfinate-containing molecule, wherein the sulfinate-containing molecule is selected from the group consisting of Formula (I), Formula (II); and combinations thereof, wherein X1, X2, and X3 are each independently selected from H, F, Cl, a C1 to C4 alkyl group, and a C1 to C4 fluorinated alkyl group; R is a linking group; Z1 and Z2 are independently selected from F, CF3, and a perfluoroalkyl group; R1 and R2 are end-groups; p is 0 or 1; m is at least 1; and M is a cation. Also disclosed are methods of making and articles thereof.
摘要:
The present disclosure describes fluoropolymers having long chain branches and methods of making these fluoropolymers. These fluoropolymers may have improved melt processing properties. Shaped articles containing these fluoropolymers are also provided.
摘要:
Described herein is a composition comprising an aqueous polymerization reaction product of fluorinated monomers and wherein the polymerization is initiated (i) in the absence of a fluorinated emulsifier and whereby no fluorinated emulsifier is added during polymerization or (ii) in the presence of an fluorinated emulsifier selected from: [Rf—O-L-COO-]i Xi+ (I) wherein L represents a linear or branched, non-fluorinated, partially fluorinated, or fully fluorinated alkylene group, Rf represents a linear or branched partially or fully fluorinated aliphatic group or a linear or branched partially or fully fluorinated aliphatic group interrupted with at least one oxygen atom, Xi+ represents a cation having the valence i and i is 1, 2 or 3; wherein the reaction product and/or the resulting aqueous phase are substantially free of di- and tri-alkylamines and substantially free of low molecular weight fluoroorganic compounds and methods thereof.
摘要翻译:本文描述的是包含氟化单体的水性聚合反应产物的组合物,其中聚合反应开始于(i)在不存在氟化乳化剂的情况下,并且由此在聚合过程中不加入氟化乳化剂,或(ii)在氟化乳化剂存在下 选自:[Rf-OL-COO-] i Xi +(I)其中L表示直链或支链,非氟化,部分氟化或完全氟化的亚烷基,Rf表示直链或支链部分或完全氟化的脂族基团或 间隔有至少一个氧原子的直链或支链部分或完全氟化的脂肪族基团,X i +表示i为i且i为1,2或3的阳离子; 其中所述反应产物和/或所得水相基本上不含二烷基胺和三烷基胺,并且基本上不含低分子量氟代有机化合物及其方法。
摘要:
Provided are curable fluoroelastomers. Further provided are methods of making the curable elastomers, curable fluoroelastomer compositions and methods of making them and shaped articles made from the curable fluoroelastomer compositions.
摘要:
Described herein is a polymerizable composition substantially free of an organic emulsifier, methods of making, and articles thereof. The polymerizable composition comprises: a continuous phase; a polymerizable monomer; an initiator; and inorganic nanoparticles, wherein the inorganic nanoparticles are substantially free of groups that will copolymerize with the polymerizable monomer.