3m Innovative Properties Company

Dyneon Gmbh

Minnesota Mining and Manufacturing Company

Robert E. Kolb

Werner M. A. Grootaert

George H. Millet

Werner M A Grootaert

Klaus Hintzer

Robert E Kolb

Miguel Antonio Guerra

Tatsuo Fukushi

Gregg D Dahlke

Denis Duchesne

Eric W Adair

Zai-Ming Qiu

Bernhard Hirsch

Guy Van Gool

Werner Schwertfeger

Kai Helmut Lochhaas

Harald Kaspar

William D Coggio

Gernot L&ouml;hr

Anthony P Manzara

Claude Lavallée

Steven Gustaaf Corveleyn

Alain G Verschuere

Franz M&auml;rz

Robert E Eggers

Rudolf J Dams

Michael D Crandall

Peter J Scott

Gernot Loehr

Yvan A Bogaert

Albert Killich

Gernot Löhr

Larry A Last

Georg Burkard

Terri A Shefelbine

Franz Maerz

Aron Y Goodner

George W Griesgraber

Brant Ulrick Kolb

Michael S Wendland

Tilman C Zipplies

Peter Bissinger

Dennis Edward Vogel

Kim Marie Vogel

Luke M B Rodgers

Michael H Mitchell

Allan T Worm

Karl D Weilandt

Erik D Hare

George H Millet

Tom Opstal

Miquel A Guerra

Cynthia N Ferguson

Yeng Moua

Claude LAVALLÉE

Gernot Lohr

Tilman Zipplies

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&#xb0; C.

Fluorinated block copolymers

Described herein is polymer melt additive composition for use as a processing aid in the extrusion of a non-fluorinated polymer, the polymer melt additive composition comprising a fluorine-containing polymer derived from the polymerization of a monomer and a sulfinate-containing molecule, wherein the sulfinate-containing molecule is selected from the group consisting of:(a) CXX&#x2550;CX&#x2014;(R)&#x2014;CZZ&#x2014;SOM&#x2003;&#x2003;Formula (I) 

Fluorine-containing polymer composition

A curable precursor composition for a fluoroelastomers, methods of making fluoroelastomers, shaped articles and methods of making shaped articles.

Fluoropolyether-based elastomers having low glass transition temperature

Described herein is a melt-processible polymer composition comprising: 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; Ris a linking group comprising at least 2 or more catenary atoms; and Zand Zare independently selected from F, CF, and a perfluoroalkyl group.

Described herein is a curable fluoropolymer composition comprising: an amorphous perfluoropolymer; and nanoparticles of zirconium oxide.

Amorphous perfluoropolymers comprising zirconium oxide nanoparticles

Diaminospirobisindane diols, curable compositions, curative compositions, cured articles, and methods of curing are described.

Curing compositions for fluoropolymers

There is provided oligomers comprising a highly fluorinated sulfinate oligomers.

Oligomers and co-oligomers of highly fluorinated sulfinic acid and salts thereof

Described herein is a melt-processible polymer composition comprising: a non-fluorinated melt-processible polymer; and 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: (a) CXX&#x2550;CX&#x2014;(R)&#x2014;CZZ&#x2014;SOM Formula (I) (b) Formula (II); and (c) 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 2; and M is a cation. 

Processing aid composition derived from a sulfinate-containing molecule

A method of making a fluoropolyether elastomer containing triazine groups and having a glass transition temperature of less than &#x2212;40&#xb0; C., including providing (i) one or more saturated fluoropolyethers containing repeating moieties selected from (&#x2014;CFO&#x2014;), (&#x2014;CFO&#x2014;), (&#x2014;CFO&#x2014;), (&#x2014;CFO&#x2014;) and combinations thereof and further containing at least one functional group at a terminal carbon atom of the backbone chain, or of a side chain if present, wherein the terminal carbon atom may be a primary or secondary carbon atom and wherein the functional group is capable of reacting with a functional group of the fluorinated compound according to (ii) below to form a triazine ring, (ii) one or more fluorinated compound containing at least one perfluorinated alkyl or perfluorinated alkylene moiety wherein the carbon atoms of the perfluorinated alkyl or alkylene moiety may be interrupted by one or more oxygen atoms and wherein the fluorinated compound further contains at least one functional group capable of reacting with the functional group of the one or more fluoropolyethers to form a triazine; curing the components according to (i) and (ii) to form triazines. Further provided are cured compositions, articles comprising the cured compositions and methods of making articles.

Triazine containing fluoropolyether elastomers having very low glass transition temperatures, compositions containing them and methods of making them

There is provided a method for preparing oligomers and co-oligomers of highly fluorinated sulfuric acids and salts thereof.

Preparation of oligomers and co-oligomers of highly fluorinated sulfinic acids and salts thereof

A catalyst composition comprising a cation and an anion of the formula AQ, wherein m, n, p, and q are positive integers, wherein m*p=n*q, wherein Qis an organo onium, and Ais an anion, provided that at least one Ais selected from the formula (I) wherein each R independently is H, halo, alkyl, aryl, aralkyl, or cycloalkyl, and which also may be halogenated, fluorinated, or perfluorinated, wherein two or more of R and R' groups may together form a ring, wherein each R group independently may contain one or more heteroatom(s), wherein R&#x2032; can be the same as R, with the proviso that R&#x2032; cannot be halo, and wherein the catalyst composition is essentially free of hydrocarbon containing alcohol. Also provided are a fluoropolymer composition including this curative, a method of making a fluoropolymer, and fluoropolymer articles containing curable or cured fluoropolymer compositions. 

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&#xb0; 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.

Ultra low viscosity iodine containing amorphous fluoropolymers

A composition and method of making having a perfluoroelastomer gum with a nitrogen-containing cure site and an end group represented by &#x2014;CF&#x2014;CFH, &#x2014;CFH, and/or &#x2014;CH, and having a low carbonyl-containing end group ratio, which yield cured fluoroelastomers with improved retained sealing force and articles therefrom.

Perfluoroelastomers with low carbonyl endgroup ratios

Described herein are substantially linear copolymeric compositions having at least two azide groups and at least two non-activated acetylene groups. The azide groups and the non-activated acetylene groups are reacted to cure the substantially linear copolymer composition. Also, described are methods of making and using such substantially linear copolymeric compositions.

Polymeric compositions and method of making and articles thereof

Compositions having a fluoropolymer with a nitrile-containing cure site and at least a) a mono azide with at least one functional group in the beta position, or b) a polyazide, as a curing agent as well as methods and articles thereof are described. Articles of this disclosure are found to exhibit excellent chemical resistance and thermal stability.

Fluoropolymer compositions and method of making and using thereof

Growing community of inventors

Oakdale, MN, United States of America

Werner M A Grootaert