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Tetrafluoro

Tetrafluoro-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties
W. L. Gore & Associates, Inc.
June 14, 2018 - N°20180163089

Porous air permeable expanded ptfe composite with enhanced mechanical and thermal properties are described. The node and fibril microstructure of expanded ptfe is coated on and within the node and fibril microstructure with a suitably chosen polymer to impart property enhancement while maintaining porosity.
Method of manufacturing 1-chloro-2,3,3-trifluoropropene
Asahi Glass Company, Limited
June 14, 2018 - N°20180162794

There is provided a method of efficiently manufacturing 1-chloro-2,3,3-trifluoropropene by an industrially feasible method by using a raw material which is easy to obtain. A method of manufacturing 1-chloro-2,3,3-trifluoropropene, including subjecting 3-chloro-1,1,2,2-tetrafluoropropane to a dehydrofluorination reaction in the presence of a base..
Foaming agents and compositions containing fluorine substituted olefins, and methods of foaming
Honeywell International Inc.
June 14, 2018 - N°20180161076

Various uses of fluoroalkenes, including tetrafluoropropenes, particularly (hfo-1336) in a variety of applications, including as blowing agents for integral skin foams are disclosed.. .
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Tetrafluoro Patent Applications
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June 07, 2018 - N°1,1,1,2-tetrafluoroethane:

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Tetrafluoropropene-based supercritical heat-transfer fluids
Arkema France
May 31, 2018 - N°20180149392

A method for heating a fluid or a body using a vapour compression circuit containing a heat-transfer fluid containing tetrafluoropropene, said method including, successively and cyclically, evaporation of the heat-transfer fluid, compression of the heat-transfer fluid, cooling of the heat-transfer fluid and expansion of the heat-transfer fluid, the heat-transfer fluid being in the supercritical state at the end of compression. ...
Polytetrafluoroethylene textile and manufacturing method thereof
Everest Textile Co., Ltd.
May 31, 2018 - N°20180148865

A polytetrafluoroethylene textile and manufacturing method thereof is disclosed. The method of manufacturing the polytetrafluoroethylene textile comprises: providing a polytetrafluoroethylene yarn and an artificial fiber yarn; and performing a knitting process to knit the polytetrafluoroethylene yarn and the artificial fiber yarn together to thereby obtain the polytetrafluoroethylene textile.
Tetrafluoro Patent Pack
Download 195+ patent application PDFs
Tetrafluoro Patent Applications
Download 195+ Tetrafluoro-related PDFs
For professional research & prior art discovery
inventor
  • 195+ full patent PDF documents of Tetrafluoro-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Fluorinated elastic copolymer, method for its production, crosslinked rubber and method for its production
Asahi Glass Company, Limited
May 31, 2018 - N°20180148527

To provide a fluorinated elastic copolymer capable of obtaining a crosslinked rubber which is excellent in tensile strength and has a low compression set under high temperature conditions; a method for producing such a fluorinated elastic copolymer; a crosslinked rubber; and a method for producing such a crosslinked rubber. A fluorinated elastic copolymer having structural units based, respectively, on monomers (...
Compositions based on 1,1,3,3-tetrachloropropene
Arkema France
May 31, 2018 - N°20180148394

The present invention relates to compositions based on f-1230za (1,1,3,3-tetrachloropropene), or on a mixture consisting of f-1230za and f-1230zd (1,3,3,3-tetrachloropropene), the manufacture thereof, and also the use thereof in particular for the production of f-1233zde (trans-1-chloro-3,3,3-trifluoropropene), f-1234zee (trans-1,3,3,3-tetrafluoropropene), and/or f-245fa (1,1,1,3,3-pentafluoropropane).. .
Filter medium and filter unit
Nitto Denko Corporation
May 31, 2018 - N°20180147522

A filter medium includes a first porous polytetrafluoroethylene membrane, a first air-permeable support member, a second porous polytetrafluoroethylene membrane, and a second air-permeable support member. A surface of the filter medium is formed by the first porous polytetrafluoroethylene membrane.
Electrospinning of fluoropolymers
Honeywell International Inc.
May 24, 2018 - N°20180142379

Fibers and methods of producing fibers comprising fluorinated polymers having comonomers of tetrafluoropropene are provided. Methods may include providing a solution having a fluorinated polymer dissolved in a solvent, wherein at least one monomer of the polymer comprises a tetrafluoropropene, exposing the solution to an electrostatic field between the solution and a collection electrode, and forming fibers from the solution ...
Production methods for aqueous emulsion, fine powder and stretched porous body of modified polytetrafluoroethylene
Asahi Glass Company, Limited
May 24, 2018 - N°20180142043

To provide a production method for an aqueous emulsion of modified polytetrafluoroethylene which is environmentally friendly and which is suitable for producing a stretched porous body having excellent breaking strength. A production method for an aqueous emulsion of modified polytetrafluoroethylene, which is a method to obtain an aqueous emulsion of modified polytetrafluoroethylene particles having an average primary particle diameter of ...
Ink supply tube
Hakko Corporation
May 24, 2018 - N°20180141342

An ink supply tube of the present invention comprising an inner layer to come into contact with ink, a middle layer having at least three layers, and an outer layer, wherein the middle layer includes a first middle layer, a second middle layer, and a third middle layer, the inner layer comprises one of an ethylene-tetrafluoroethylene copolymer resin, a tetrafluoroethylene-perfluoroalkoxy ...
Grease-like gel for repelling insects and preventing undesirable behavior in hoofed animals
Pacific Tech Industries, Inc.
May 24, 2018 - N°20180139957

Grease-like compositions are provided for repelling insects and preventing undesirable behavior in hoofed animals. The compositions utilize nontoxic mineral, synthetic, or vegetable oil based gels containing silica, clay, urea, polytetrafluoroethylene, or metallic soap thickeners and capsaicin..
Tetrafluoro Patent Pack
Download 195+ patent application PDFs
Tetrafluoro Patent Applications
Download 195+ Tetrafluoro-related PDFs
For professional research & prior art discovery
inventor
  • 195+ full patent PDF documents of Tetrafluoro-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Method of producing hydrochlorofluoroolefin and method of producing 2,3,3,3-tetrafluoropropene
Asahi Glass Company, Limited
May 17, 2018 - N°20180134639

There is provided an industrially advantageous and efficient method of producing a z-isomer of hcfo-1224yd or hcfo-1223xd by isomerizing an e-isomer thereof. The method produces hcfo (z-isomer) by causing specific hcfo (e-isomer) contained in a raw material composition to undergo an isomerization reaction under a condition where the hcfo (e-isomer) is isomerized..
Modular blender with improved water heating and light beam detection
F'real Foods Llc
May 17, 2018 - N°20180132663

An easily assembled blender with an internal frame holding a cupholder elevator assembly, a mix motor assembly, a food preparation chamber, a water heater assembly and a steamer assembly. The water heater and steamer assemblies are preferably on modular trays that slide into the internal frame.
Composition comprising hf and 3,3,3-trifluoro-2-chloropropene
Arkema France
May 10, 2018 - N°20180126348

An azeotropic or quasi-azeotropic composition including hydrogen fluoride, 3,3,3-trifluoro-2-chloropropene and one or more (hydro)halogen-carbon compounds including between 1 and 3 carbon atoms. Also an azeotropic or quasi-azeotropic composition including hydrogen fluoride, 3,3,3-trifluoro-2-chloropropene, and one or more compounds selected from among 1,3,3,3-tetrafluoropropene, 1,1,1,2,2-pentafluoropropane, 2,3,3,3-tetrafluoropropene, 3,3,3-trifluoropropene, e-3,3,3-trifluoro-1-chloropropene, trifluoropropyne, 1,1,3,3-pentafluoropropane, 1,1,1,3,3-pentafluoropropane, 1,1,1,3,3-pentafluoropropene, 1,1,1,2,3-pentafluoropropene and 2-chloro,1,1,1,2-1 tetrafluoropropane..
Protective pipe for a uv tube, in particular a uv-c tube
Sterilair Ag
May 03, 2018 - N°20180117208

A protective pipe for a uv lamp for accommodating a tube includes a rod-shaped encasing pipe, wherein a viewing window is provided on the circumferential surface, through which viewing window the radiation, in particular the uv-c radiation, emitted by the tube can escape. A coating made of polytetrafluoroethylene is applied to the inner face of the protective pipe as a ...
Dry sterilizable bag and clamp for storing liquid and frozen media and dispensing
Entegris, Inc.
April 19, 2018 - N°20180104147

A single-use bag (32) and dispensing system (30) for storage of liquid or frozen media and for dispensing the media are disclosed. A single-use bag (32) is composed of materials that can withstand the temperatures required for dry heat sterilization and, further, includes specialized clamps (40, 140) that accommodate the materials and construction techniques necessary for constructing the single-use bag (32) for restriction and isolation of ...
Low bake temperature fluoropolymer coatings
The Chemours Company Fc, Llc
April 12, 2018 - N°20180100116

Provided are low coefficient of friction fluoropolymer one coat coatings having a relatively low bake temperature. The fluoropolymer coatings contain high temperature resistant polymer binder, low melting tetrafluoroethylene/hexafluoropropylene copolymer having a melting point of below 255° c.
Mobile dyeing cup for supercritical fluid dyeing and finishing
Siyang Zhonglian Textile Technology Co., Ltd.
April 05, 2018 - N°20180094374

The invention discloses a mobile dyeing cup for supercritical fluid waterless dyeing and finishing. The dyeing cup achieves separate or simultaneous filling of the medium into multiple dyeing units, and simultaneous heating of the dyeing units for proofing processing.
Mixtures, articles having low coefficients of friction, methods of making these, and methods of using ...
University Of Florida Research Foundation, Inc.
March 29, 2018 - N°20180086999

The present disclosure provides for mixtures, methods for making mixtures, articles, methods for making articles, and methods of using articles. In an aspect, the articles have superior tribological properties owing to combinations of polytetrafluoroethylene and an irradiated fluoropolymer described herein..
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