FLUORINE-CONTAINING POLYMER COMPRISING A SULFINATE-CONTAINING MOLECULE

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 X, X, and Xare each independently selected from H, F, Cl, a Cto Calkyl group, and a Cto Cfluorinated alkyl group; R is a linking group; Zand Zare independently selected from F, CF, and a perfluoroalkyl group; Rand Rare 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. 2. The composition of claim 1 , wherein the sulfinate-containing molecule of Formula (I) is selected from: CF═CF—O(CF)—SOM;{'sub': 2', '2', 'n', '2', '2', '2', '3', 'n', '2', 'o', '2, 'CH═CH—(CF)—SOM; CF═CF—O[CFCF(CF)O](CF)—SOM; and combinations thereof, where n is at least 1, o is at least 1, and M is a cation.'}4. The composition of claim 1 , wherein the fluorine-containing polymer is further derived from a second fluoroalkyl sulfinate initiator of CFSOM claim 1 , wherein M is a cation.5. (canceled)6. (canceled)7. The composition of claim 1 , wherein the monomer is selected from: tetrafluoroethylene claim 1 , hexafluoropropylene claim 1 , trifluoroethylene claim 1 , bromotrifluoroethylene claim 1 , chlorotrifluoroethylene claim 1 , vinylidene fluoride claim 1 , vinyl fluoride claim 1 , CFCH═CF claim 1 , CFCH═CH claim 1 , CF═CHBr claim 1 , CH═CHCHBr claim 1 , CF═CFCFBr claim 1 , CH═CHCFCFBr claim 1 , and combinations thereof.8. The composition of claim 1 , wherein the fluorine-containing polymer is crystalline.9. The composition of claim 1 , wherein the fluorine-containing polymer is semi-crystalline claim 1 , or amorphous.10. The composition of claim 1 , wherein the fluorine-containing polymer is partially fluorinated.11. The composition of claim 1 , wherein the fluorine-containing polymer is fully fluorinated.12. The composition of claim 1 , wherein the ...

MICROEMULSIONS AND FLUOROPOLYMERS MADE USING MICROEMULSIONS

There are provided microemulsions derived from compositions containing oligomeric fluorosulfinic compounds and/or ethylenically unsaturated, polymerizable monomeric fluorosulfinic compounds and to their uses in (co)polymerization processes in aqueous emulsion of fluorinated monomers. 1. Microemulsions comprising:(a) water;(b) at least one ethylenically unsaturated fluoromonomer; and(c) at least one oligomeric fluorosulfinic compound.2. Microemulsions according to wherein the oligomeric fluorosulfinic compound is a highly fluorinated sulfinate oligomer.4. Microemulsions according to further comprising salts derived from the highly fluorinated sulfinate oligomer.6. Microemulsions according to wherein the functional group is selected from carboxylic acids and derivatives thereof claim 5 , nitriles claim 5 , sulfonyl halides claim 5 , sulfonates claim 5 , imidates claim 5 , amidines claim 5 , alcohols claim 5 , mercaptans claim 5 , and combinations thereof.7. Microemulsions according to wherein the functional group is an alcohol derivative.8. Microemulsions according to wherein the oligomeric fluorosulfinic compound is partially fluorinated.12. Microemulsions according to wherein R1 and R2 are independently selected from: —(CF)— claim 3 , —(CF)—O—(CF)— claim 3 , —(CF)—[O—(CF)]— claim 3 , —(CF)—[O—(CF(CF)CF)]— claim 3 , and —[(CF)—O]—[(CF)—O—]— claim 3 , and combinations thereof claim 3 , wherein a claim 3 , b claim 3 , c claim 3 , and d are independently at least 1.13. Microemulsions according to claim 3 , wherein R1 and R2 are independently selected from: —CFCF— claim 3 , —CFCFCFCF— claim 3 , —CFCFOCFCF— claim 3 , —CFCF(CF)—O—CFCF—.14. Microemulsions according to wherein the at least one oligomeric fluorosulfinic compound has a number average molecular weight of no more than 20 claim 1 ,000 grams/mole.15. Microemulsions according to wherein M is selected from: H claim 1 , NH claim 1 , PH claim 1 , HO claim 1 , Na claim 1 , Li claim 1 , Cs claim 1 , Ca claim 1 , K claim ...

FLUORINATED BLOCK COPOLYMERS

Described herein is a millable fluorinated block copolymer having at least one A block and at least one B block, wherein the A block is a semi-crystalline segment comprising repeating divalent monomeric units derived from TFE, HFP and VDF; and the B block is a segment comprising repeating dilvalent monomeric units derived from HFP and VDF; and wherein the millable fluorinated block copolymer has a modulus of 0.1 to 2.5 MPa at 100° C. 1. A curable composition comprising: wherein the A block is a semi-crystalline segment comprising repeating divalent monomeric units derived from at least TFE, HFP and VDF;', 'wherein the B block is a segment comprising repeating divalent monomeric units derived from at least HFP and VDF;, 'a millable fluorinated block copolymer comprising at least one A block and at least one B block,'}wherein the millable fluorinated block copolymer has a modulus of 0.1 to 2.5 MPa at 100° C.2. The curable composition of claim 1 , wherein the fluorinated block copolymer has a melting point of at least 100 and at most 275° C.3. The curable composition of claim 1 , wherein the B block is semi-crystalline.4. The curable composition of claim 1 , wherein the B block is amorphous.5. The curable composition of claim 1 , wherein the Tg of the A block is greater than 0° C. and less 80° C.6. The curable composition of claim 1 , wherein the Tg of the B block is less than 0° C.7. The curable composition of claim 1 , wherein the A block comprises repeating divalent monomeric units further derived from at least one of a perfluorovinyl ether monomer claim 1 , and a perfluoroallyl ether monomer.8. The curable composition of claim 7 , wherein the perfluorovinyl ether is selected from at least one of: perfluoro (methyl vinyl) ether (PMVE) claim 7 , perfluoro (ethyl vinyl) ether (PEVE) claim 7 , perfluoro (n-propyl vinyl) ether (PPVE-1) claim 7 , perfluoro-2-propoxypropylvinyl ether (PPVE-2) claim 7 , perfluoro-3-methoxy-n-propylvinyl ether claim 7 , perfluoro-2-methoxy- ...

FLUORINATED THERMOSETTING PLASTIC WITH IODINE ENDGROUPS

Described herein is a composition comprising: a fluorinated thermosetting plastic comprising repeating divalent monomeric units derived from TFE, HFP and VDF and further comprising a least 0.1-1% by weight iodine endgroups, wherein the fluorinated thermosetting plastic has an MFI greater than 5 g/10 min at 265° C. and 5 kg; and a curing agent. 1. A composition comprising:a fluorinated thermosetting plastic comprising repeating divalent monomeric units derived from TFE, HFP and VDF and further comprising 0.1 to 1% by weight iodine endgroups, wherein the fluorinated thermosetting plastic has an MFI greater than 5 g/10 min at 265° C. and 5 kg; anda curing agent.2. The curable composition of claim 1 , wherein the composition is substantially free of an amorphous polymer.3. The curable composition of claim 1 , wherein the fluorinated plastic has a Tm of at least 60° C. and at most 320° C.4. The curable composition of claim 1 , wherein the amount of TFE claim 1 , HPF and VDF is 20-60 wt % TFE; 10-30 wt % HFP; and 15-60 wt % VDF.5. The curable composition of claim 1 , wherein the fluorinated plastic comprises repeating divalent monomeric units further derived from at least one of a perfluorovinyl ether monomer claim 1 , and a perfluoroallyl ether monomer.6. The curable composition of claim 1 , wherein the fluorinated plastic comprises repeating divalent monomeric units further derived from a cure site monomer.7. A cured article claim 1 , wherein the cured article is derived from the curable composition of .8. The cured article of claim 7 , wherein the cured article is a packer claim 7 , an o-ring claim 7 , a seal claim 7 , a gasket claim 7 , a hose claim 7 , or a sheet. A fluorinated thermosetting plastic comprising iodine endgroups is disclosed.Compression set resistance is one of the most important properties in seal and gasket materials. Compression set is the deformation of the polymer remaining once a force is removed. Generally, lower compression set values are ...

FLUOROPOLYMER PROCESSING ADDITIVE, COMPOSITIONS, AND METHODS

A polymer composition includes a non-fluorinated, thermoplastic polymer and a minor amount of a fluoropolymer combined with the non-fluorinated polymer. A polymer processing additive composition that includes a fluoropolymer and a polymer processing additive synergist is also disclosed. The fluoropolymer includes diads represented by formula —CF2-CF(R)—CH(R′)—CF(R″)— in a range from about 23 mole percent to about 50 mole percent. Each R is independently —CF, —Rf, or —ORf, each R′ and R″ are independently H, F, CF, or —Rf, and each Rf is independently a perfluoroalkyl group having from 1 to 12 carbon atoms and optionally interrupted by one or more —O— groups. A method of reducing melt defects during the extrusion of a polymer is also disclosed. 1. A polymer composition comprising:a non-fluorinated, thermoplastic polymer; and{'sub': 2', '3', '3, 'a minor amount of a fluoropolymer combined with the non-fluorinated, thermoplastic polymer, the fluoropolymer comprising diads represented by formula —CF—CF(R)—CH(R′)—CF(R″)— in a range from about 23 mole percent to about 50 mole percent, wherein R is —CF, —Rf, or —ORf, R′ and R″ are independently H, F, CF, or —Rf, and wherein Rf is a perfluoroalkyl group having from 1 to 12 carbon atoms and optionally interrupted by one or more —O— groups.'}2. The polymer composition of claim 1 , wherein the fluoropolymer comprises copolymerized hexafluoropropylene units and vinylidene fluoride units.3. The polymer composition of claim 2 , wherein the hexafluoropropylene units are present in a range from about 23 mole percent to about 50 mole percent claim 2 , and wherein the vinylidene fluoride units are present in a range from about 50 mole percent to about 77 mole percent.4. The polymer composition of claim 1 , wherein the fluoropolymer is a terpolymer comprising copolymerized hexafluoropropylene units claim 1 , vinylidene fluoride units claim 1 , and tetrafluoroethylene units.5. The polymer composition of claim 4 , wherein the ...

FLUORINATED BLOCK COPOLYMERS DERIVED FROM NITRILE CURE-SITE MONOMERS

There is provided a curable composition comprising a fluorinated block copolymer having (a) at least one A block, wherein the A block is a semi-crystalline segment comprising repeating divalent monomeric units derived from at least a fluorinated monomer; and (b) at least one B block, wherein the B block is a segment comprising repeating divalent monomeric units that comprises at least a fluorinated monomer and a nitrile-containing cure-site monomer. 1. A curable composition comprising:a fluorinated block copolymer having(a) at least one A block, wherein the A block is a semi-crystalline segment comprising repeating divalent monomeric units derived from at least a fluorinated monomer;(b) at least one B block, wherein the B block is a segment comprising repeating divalent monomeric units derived from at least a fluorinated monomer and a nitrile-containing cure-site monomer.2. The curable composition of claim 1 , wherein the nitrile-containing cure-site monomer comprises at least one of: CF═CFO(CF)CN claim 1 , CF═CFOCFCF(CF)OCFCFCN claim 1 , CF═CFOCFCF(CF)OCFCF(CF)CN claim 1 , CF═CFOCFCFCFOCF(CF)CN claim 1 , CF═CFOCFCF(CF)OCFCFCN claim 1 , and combinations thereof.3. The curable composition of claim 1 , wherein the A block is derived from TFE claim 1 , and less than 5 wt % a comonomer.4. The curable composition of claim 1 , wherein the A block is derived from TFE claim 1 , HFP claim 1 , and VDF.5. The curable composition of claim 1 , wherein the fluorinated block copolymer has a melting point of at least 100 and at most 275° C.6. The curable composition of claim 1 , wherein the B block is derived from at least VDF claim 1 , and the nitrile-containing cure-site monomer.7. The curable composition of claim 1 , wherein the B block is semi-crystalline.8. The curable composition of claim 1 , wherein the B block is amorphous.9. The curable composition of claim 1 , wherein the Tg of the A block is greater than 0° C. and less 80° C.10. The curable composition of claim 1 , ...

Fluoropolymer processing additive, compositions, and methods

Fluoropolymer processing additive, compositions, and methods

A polymer composition includes a non-fluorinated, thermoplastic polymer and a minor amount of a fluoropolymer combined with the non-fluorinated polymer. A polymer processing additive composition that includes a fluoropolymer and a polymer processing additive synergist is also disclosed. The fluoropolymer includes diads represented by formula —CF2-CF(R)—CH(R′)—CF(R″)— in a range from about 23 mole percent to about 50 mole percent. Each R is independently —CF 3 , —Rf, or —ORf, each R′ and R″ are independently H, F, CF 3 , or —Rf, and each Rf is independently a perfluoroalkyl group having from 1 to 12 carbon atoms and optionally interrupted by one or more —O— groups. A method of reducing melt defects during the extrusion of a polymer is also disclosed.

Fluorinated block copolymers derived from nitrile cure-site monomers

Ultra low viscosity iodine containing amorphous fluoropolymers

Iodine containing amorphous fluoropolymers having at least one fluoropolymer with a cure site, where the fluoropolymer has a Mooney viscosity of 2 or less (ML 1+10) at 100° C. according to ASTM D1646, and a peel strength to a roll mill of 10 dN/cm or less and methods for making such iodine containing amorphous fluoropolymers are described. Articles derived from the cured product of such iodine containing amorphous fluoropolymers are also described. Solutions, dispersions and coatings derived from such iodine containing amorphous fluoropolymers are also described.

Fluorinated thermosetting plastic with iodine endgroups

Described herein is a composition comprising: a fluorinated thermosetting plastic comprising repeating divalent monomeric units derived from TFE, HFP and VDF and further comprising a least 0.1-1% by weight iodine endgroups, wherein the fluorinated thermosetting plastic has an MFI greater than 5 g/10 min at 265° C. and 5 kg; and a curing agent.

Ultra low viscosity iodine containing amorphous fluoropolymers

Iodine containing amorphous fluoropolymers having at least one fluoropolymer with a cure site, where the fluoropolymer has a Mooney viscosity of 2 or less (ML 1+10) at 100°C according to ASTM D1646, and a peel strength to a roll mill of 10 dN/cm or less and methods for making such iodine containing amorphous fluoropolymers are described. Articles derived from the cured product of such iodine containing amorphous fluoropolymers are also described. Solutions, dispersions and coatings derived from such iodine containing amorphous fluoropolymers are also described.

Fluorinated thermosetting plastic having iodine terminal group

【課題】良好な圧縮永久歪みを有する新たな材料を提供する。【解決手段】ＴＦＥ、ＨＦＰ、及びＶＤＦから誘導された２価の繰り返しモノマー単位を含み、並びに０．１〜１重量％のヨウ素末端基を更に含むフッ素化熱硬化性プラスチックと、硬化剤と、を含む、組成物であって、前記フッ素化熱硬化性プラスチックが、半結晶質であり、且つ１％の歪み、及び１Ｈｚの周波数で測定して、１００℃にて、少なくとも０．００１ＭＰａ、且つ最大２．５ＭＰａの貯蔵弾性率を有する、組成物とする。【選択図】なし

Fluorinated block copolymers

Described herein is a millable fluorinated block copolymer having at least one A block and at least one B block, wherein the A block is a semi-crystalline segment comprising repeating divalent monomeric units derived from TFE, HFP and VDF; and the B block is a segment comprising repeating dilvalent monomeric units derived from HFP and VDF; and wherein the millable fluorinated block copolymer has a modulus of 0.1 to 2.5 MPa at 100° C.

Microemulsions and fluoropolymers made using microemulsions

Fluoropolymer processing additive, compositions, and methods

A polymer composition includes a non-fluorinated, thermoplastic polymer and a minor amount of a fluoropolymer combined with the non-fluorinated polymer. A polymer processing additive composition that includes a fluoropolymer and a polymer processing additive synergist is also disclosed. The fluoropolymer includes diads represented by formula -CF2-CF(R)-CH(R')-CF(R")- in a range from about 23 mole percent to about 50 mole percent. Each R is independently -CF 3 , -Rf, or -ORf, each R' and R" are independently H, F, CF 3 , or -Rf, and each Rf is independently a perfluoroalkyl group having from 1 to 12 carbon atoms and optionally interrupted by one or more -O- groups. A method of reducing melt defects during the extrusion of a polymer is also disclosed.

Ultra low viscosity iodine containing amorphous fluoropolymers

Iodine containing amorphous fluoropolymers having at least one fluoropolymer with a cure site, where the fluoropolymer has a Mooney viscosity of 2 or less (ML 1+10) at 100°C according to ASTM D1646, and a peel strength to a roll mill of 10 dN/cm or less and methods for making such iodine containing amorphous fluoropolymers are described. Articles derived from the cured product of such iodine containing amorphous fluoropolymers are also described. Solutions, dispersions and coatings derived from such iodine containing amorphous fluoropolymers are also described.

Fluorinated block copolymers

Described herein is a millable fluorinated block copolymer having (a) at least one A block, wherein the A block is a semi-crystalline segment comprising repeating divalent monomeric units derived from at least TFE, HFP and VDF; (b) at least one B block, wherein the B block is a segment comprising repeating dilvalent monomeric units derived from at least HFP and VDF; and (c) a bisolefin monomer, wherein at least (i) the semi-crystalline segment of the A block comprises repeating divalent monomeric units derived from TFE, HFP, VDF, and the bisolefin monomer, (ii) the segment of the B block comprises repeating divalent monomeric units derived from HFP, VDF, and the bisolefin monomer, or (iii) a combination thereof; and wherein the millable fluorinated block copolymer has a modulus of 0.1 to 2.5 MPa at 100° C.