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5258447 |
Fluoroolefin based copolymer useful in electrodeposition paints
The invention provides a copolymer which comprises, as essential components, 25-75 mol % of a fluoroolefin such as CTFE, 10-70 mol % of a carboxylic acid vinyl ester, 3-75 mol % of a...
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5240978 |
Thermoplastic polycarbonate moulding compositions with flame-resistant properties
A flame resistant molding composition containing a polycarbonate resin, a graft polymer and, as a flame retarding agent a phosphoric acid ester of novolak in combination with an anti drip agent is...
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5237049 |
Purification and adhesion of fluoropolymers
A process for purifying fluoropolymers by contacting them at temperatures above 140° C. with a liquid perfluorinated cycloalkane. The resulting polymers are particularly useful where polymers with...
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5232975 |
Preconsolidation process for making fluoropolymer composites
A process for preconsolidating a planar porous fiber-thermoplastic resin layer which is unconstrained in the inplane directions by heating the layer to above the melting point of the resin, then...
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5219910 |
Concentrated aqueous dispersions of tetrafluoroethylene polymers, and process for their preparation
Concentrated, aqueous, colloidal dispersions of tetrafluoroethylene polymers having a polymer solids content of 25 to 70% by weight, which comprise, as the dispersion stabilizer, an amine oxide of...
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5216068 |
Process for producing an agglomerated molding powder composed of polytetrafluoroethylene and hydrophobic fillers
The properties of agglomerated molding powders of PTFE and hydrophobic fillers are improved if the agglomerates are washed after completing the agglomerating process with a liquid medium which...
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5210123 |
Grease compositions employing a vinylidene fluoride-hexafluoroisobutylene copolymer thickening agent
A vinylidene fluoride-hexafluoroisobutylene copolymer powder is employed to thicken a conventional fluorine-containing liquid lubricant to provide a grease composition which has improved...
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5198491 |
Cooking utensils surface coated with tetrafluoroethlene base polymer
A tetrafluoroethylene base polymer-containing coating composition comprising a dispersion of a tetrafluoroethylene base polymer having a molecular weight of at least 5,000,000 in a liquid medium...
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5194481 |
Flame-retardant polyester resin compositions
Flame-retardant thermoplastic polyester resin compositions are formed by melt-blending a polyester base resin, and a flame-retardant package which includes (i) an organohalogen flame retardant, and...
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5179153 |
Wear resistant polyimide composition
Polyimide compositions containing both graphite and fluoropolymer exhibit superior wear performance against aluminum.
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5165975 |
Contrast medium-containing tube
A contrast medium-containing tube is provided which is a thermoplastic resin tube incorporated with a white bismuth compound composed mainly of bismuth oxide containing 70-85 wt % bismuth and...
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5166251 |
Drawable corrosion inhibiting coating
A corrosive resistant coating with deep drawability characteristics which is applied to a metal substrate as a wet film and then heated to dry and initiate curing to provide a protective coating...
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5153253 |
Bearings
A bearing material comprising in wt %: 5 to 30 PTFE; 5 to 60 bronze; 1 to 20 graphite; balance PVDF is described together with test results of bearings having a lining of the material.
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5143729 |
Fade resistant water and soil repellent composition for fabric
Ultra-violet screening compounds have been combined with hydrophobic fluid and solid-repellent compounds to provide a spray, and ultimately a thin solid adherent layering, deposit or coating for...
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5115026 |
Composite material based on a polymer matrix comprising fluoroelastomers or fluoroplastomer
Process for the production of a composite material based on a polymer matrix comprising homogeneously dispersed therein an organic and/or inorganic filler, said process consisting in mixing...
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5110858 |
Tetrafluoroethylene polymer compositions containing particulate carbon
A composition comprising tetrafluoroethylene polymers, selected poly(2,2-dialkylpropiolactones) and particulate carbon, especially conductive carbon. It is useful as a molding compound for making...
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5102931 |
Flameproofed, non-dripping polyamide moulding compound
The subject of the invention is flameproofed, non-dripping polyamide moulding compounds which contain specific amounts of the following: A) Phosphinic acid esters of polyphenols based on...
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5093409 |
Process for the stabilization of fluoropolymers
Thermally and hydrolytically stable fluorocopolymers, especially melt-processible fluorocopolymers, for example, tetrafluoroethylene/hexafluoropropylene copolymers, having --COOH and/or --COF...
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5085863 |
Tube provided with a white bismuth salt containing bismuth compound mixture as X-ray opaque agent
A tube comprises a wall formed from thermoplastic material. The wall is provided with an X-ray opaque agent comprised of a white bismuth compound mixture of bismuth oxide and a white bismuth salt...
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5081176 |
Polyalkylene Terephthalate compositions having improved burning characteristics
Aromatic thermoplastic compositions are provided having reduced total smoke released upon burning in accordance with ASTM-EO96. The aromatic thermplastic compositions utilize an effective amount of...
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5081171 |
Composition for sealing of painted or metal surfaces
A liquid composition for protecting a positively charged surface, the composition comprising: negatively charged polytetrafluoroethylene polymer resin particles and at least one member of the group...
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5075365 |
Closing and/or sealing of orifices, cavities or interstices in printing plates mounted on plate cylinders
Orifices, cavities or interstices which are formed when printing plates are mounted on plate cylinders are closed and/or sealed by means of a sealing or closing compound, a pasty material which is...
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5070129 |
Polyolefin composition containing fluoropolymer
An improved polyolefin composition, film product, and a method of preparation are provided. Fluoropolymers, preferably fluoroelastomers, and metal stearates, are added to polyolefins. The...
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5021527 |
Fluorine-containing water-repellent oil-repellent composition
The present invention provides a fluorine-containing water- and oil-repellent composition comprising a fluorine-containing acrylate represented by the formula: ##STR1## wherein X is a fluorine atom...
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5008327 |
Electrodeposition coating composition
An electrodeposition coating composition comprising a fluorine-containing copolymer, a curing agent and an aqueous medium, said composition having a fluorine ion content of not more than 15 ppm....
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4990544 |
Gasket composition comprising fibrillated PTFE
Use of a composition comprising a polytetrafluoroethylene resin and a fine inorganic powder for a gasket, said composition being characterized in that the polytetrafluoroethylene resin is at least...
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4957961 |
Modified fluoropolymers for low flame/low smoke plenum cables
An improved fluoropolymer composition for insulating wires or jacketing cables comprising a blend of fluoropolymer and an additive selected from the class consisting of zinc borate, ZnCO 3 ,...
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4946889 |
Coating composition
A vinylidene fluoride-based polymer-containing coating composition provides coatings having weather resistance, chemical stability, surface lubricity, and enhanced adhesion to substrates. The...
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4933388 |
Solutions of copolymers of the tetrafluoroethylene/ethylene type
Solutions of copolymers of the tetrafluoroethylene/ethylene type Copolymer solutions comprising tetrafluoroethylene, ethylene and, as appropriate, further α-olefinic monomers in...
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4925892 |
Fluoroelastomer compositions containing a tetraalkylammonium halide and vulcanization accelerator
A fluoroelastomer composition that has enhanced adhesion to metal when cured which comprises: (a) an elastomeric copolymer of vinylidene fluoride and at least one other fluorinated monomer, ...
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4914146 |
Polytetrafluoroethylene containing coating composition
A tetrafluoroethylene base polymer-containing coating composition comprising a dispersion of a tetrafluoroethylene base polymer having a molecular weight of at least 5,000,000 in a liquid medium...
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4866118 |
Fluorocarbon elastomer articles having improved amine resistance
The amine resistance of peroxide-cured fluorocarbon elastomers is improved by dispersing certain normally solid, inorganic chloride or bromide salts in the elastomer gum formulation.
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4839221 |
Gasket containing (I) a sheet composition comprising (A) PTFE (B) inorganic powder (C) clay mineral and (II) a metal support for the sheet
Use of a composition comprising a polytetrafluoroethylene resin and a fine inorganic powder for a gasket, said composition being characterized in that the polytetrafluoroethylene resin is at least...
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4824898 |
Shaped article of a tetrafluoroethylene polymer
A shaped article comprised of a tetrafluoroethylene polymer with a number average molecular weight of at least about 10 6 which exhibits specific heat shrinking properties represented by an...
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4806584 |
Phase transfer compounds as accelerators of soap/sulfur vulcanization
A composition of matter is disclosed comprising (1) a saturated elastomer having an active halogen-containing cure site, (2) a soap/sulfur cure system, and (3) a phase transfer compound. The phase...
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4804701 |
Composition on the basis of fluorinated polymers in aqueous dispersion, containing alkoxysilanes, for coating metal surfaces
Composition on the basis of fluorinated polymers in aqueous dispersion, having a basic pH, containing alkoxysylanes and magnesium and/or aluminum as cations complexed with amino- or hydroxy-carboxy...
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4798854 |
Process for the production of a composite material based on a polymer matrix
Process for the production of a composite material based on a polymer matrix comprising homogeneously dispersed therein an organic and/or inorganic filler, said process consisting in mixing...
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4786671 |
Flameproofing agent combinations and their use in thermoplastic moulding compositions of polycarbonates and ABS polymers
The present invention relates to new flameproofing agent combinations of bisphthalimides and tetrafluoroethylene polymers and their use for providing thermoplastic moulding compositions of...
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4758618 |
Curable composition of elastomeric vinylidene fluoride copolymer
A curable composition comprising an elastomeric vinylidene fluoride copolymer, a polyhydroxy compound and a vulcanization accelerator, characterized in that said copolymer contains from 2 to 50 mol...
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4752635 |
Halogen-containing polyacrylate derivatives
A halogen-containing polyacrylate derivative having the formula: ##STR1## wherein A is a structural unit derived from a copolymerizable monomer having a double bond; R is ##STR2## wherein each of R...
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4748074 |
Compositions having non-linear optical properties
Non linear optical compositions contain a vinylidene fluoride copolymer and an additive having molecular optoelelectronic activity, e.g. methyl-N-(2,4-dinitrophenyl)-alaninate. Poled films derived...
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4746577 |
Optical waveguides containing compositions having non-linear optical properties
Non linear optical compositions contain a vinylidene fluoride copolymer and an additive having molecular optoelectronic activity, e.g. methyl-N-(2,4-dinitrophenyl)-alaninate. Poled films derived...
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4734451 |
Supercritical fluid molecular spray thin films and fine powders
Solid films are deposited, or fine powders formed, by dissolving a solid material into a supercritical fluid solution at an elevated pressure and then rapidly expanding the solution through a short...
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4714748 |
Novel polytetrafluoroethylene fine powder
Polytetrafluoroethylne fine powder is disclosed having an average molecular weight of at least 6,000,000, an amorphous index larger than 0.1 and a number average primary particle size of 0.1 to 0.8...
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4711802 |
Aqueous ink for use on fluorocarbon surfaces
A water based ink for printing on fluorocarbon surfaces is disclosed. The ink contains 1.5 to 4.0 weight percent of an acrylic copolymer thixotropic agent, from 2.0 to 3.0 parts of a fluorocarbon...
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4690968 |
Fluoroolefin copolymer, process for production thereof and composition containing said copolymer
A fluoroolefin copolymer having an inherent viscosity of from 0.05 to 2.0 dl/g and composed of (I) 10 to 70 mole % of monomeric units derived from a fluoroolefin represented by the general...
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4665113 |
Process for the preparation of an agglomerated molding powder composed of polytetrafluoroethylene and metallic fillers
The joint agglomeration of PTFE and metal-containing fillers belonging to the group comprising copper, tin and alloys thereof with one another and with other metals is improved if an alkylsulfate...
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4657279 |
Anti-friction device for ski binding
Anti-friction plate for use on a ski or ski binding. The anti-friction plate has a surface to be adhesively secured and means for shielding the surface of the plate from solar radiation.
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4647602 |
Method of dispersing fluoroplastics in polymeric compositions
This invention provides a method of dispersing a fluoroplastic in a polymer composition. The method comprises the steps of comminuting the fluoroplastic to a uniform dispersion, admixing with the...
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4632949 |
Flame retarding agents for polycarbonates
The present invention relates to novel N-(alkoxyphenyl) phthalimides conforming to the structure ##STR1## wherein X is a halogen atom, R is a C 1 -C 4 alkyl, g is 1 to 5, n is an integer of from...
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