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Matches 501 - 550 out of 6,144

Document Document Title
WO/2009/096544A1
Disclosed is a method for producing a thermoplastic fluororesin having high melt tension and excellent blow moldability. Specifically disclosed is a method for producing a thermoplastic fluororesin containing a fluorine-containing polyme...  
WO/2009/093565A1
A process for producing, by modification, vinylidene fluoride elastomers which bear, at either or both of the ends of the backbone chain, groups having moieties derived from sulfinic acids, sulfinic acid derivatives, sulfonic acids, or s...  
WO/2009/094346A1
An emulsion polymerization process for the production of non-elastomeric fluoropolymers is disclosed wherein at least one fluorosurfactant is employed as dispersant, said fluorosurfactant being a fluoroalkylphosphoric acid ester of the f...  
WO/2009/094344A1
An emulsion polymerization process for the production of fluoroelastomers is disclosed wherein at least one fluorosurfactant is employed as dispersant, said fluorosurfactant being a fluoroalkylphosphoric acid ester of the formula X-Rf-(C...  
WO/2009/069320A1
A fluoroelastomer is produced by polymerization reaction of a fluorinated olefin with the use of any of ωH perfluorocarboxylic acids of the general formula H(CF2)nCOOM (wherein M is a hydrogen atom, an alkali metal or an ammonium group,...  
WO/2009/062002A1
An emulsion polymerization process for the production of fluoropolymers is disclosed wherein a combination of at least two fluorosurfactants is employed as dispersants. At least one fluorosurfactant is a perfluoroalkyl or perfluoroalkoxy...  
WO/2009/062006A1
An emulsion polymerization process for the production of fluoropolymers that contain polymerized units of tetrafluoroethylene is disclosed wherein a perfluoroaliphatic sulfinate is employed as dispersant.  
WO/2009/049168A1
There is provided a fluoroelastomer characterized by containing one type or more types of fluorinated emulsifiers represented by the formula: F-(CF2)t -[O(CF2)n]m-O-(CHF)o-(CF2)p-X where m = 0 to 3; n = 1 to 5; o = 0 to 1; p = 1 to 3; t ...  
WO/2009/047969A1
Disclosed are: a powder of a vinylidene fluoride polymer having a high molecular weight, which is excellent in the solubility in an organic solvent and is useful as an electrode binder for a non-aqueous battery; an NMP solution; and a me...  
WO/2009/036131A2
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...  
WO/2009/034952A1
This invention provides a process for molding an amorphous perfluororesin and an optical element molded by the process. The process comprises (a) the step of dissolving an amorphous perfluororesin in a solvent, (b) the step of placing a ...  
WO/2009/020187A1
Disclosed is an aqueous dispersion of a low molecular weight polytetrafluoroethylene, which contains an easily removable surfactant, while having good dispersion stability. Specifically disclosed is an aqueous dispersion of a low molecul...  
WO/2009/014136A1
Disclosed is a fluoropolymer production method which can produce a fluoropolymer efficiently. Specifically disclosed is a fluoropolymer production method characterized by polymerizing a fluoromonomer in an aqueous medium in the presence ...  
WO/2009/014138A1
Disclosed is a method for producing a purified fluorine-containing polymer which is applicable to high-pressure polymerization using a large-sized polymerization vessel. This method enables to produce a purified fluorine-containing polym...  
WO/2009/014167A1
Disclosed is a compound which is useful for production of a fluoropolymer and can be easily removed from the produced fluoropolymer. Also disclosed are a method for producing such a compound and a method for producing a fluoropolymer usi...  
WO/2009/002617A1
A process of removing fluorinated compounds from an aqueous phase originating from the preparation of fluoropolymers said process comprising the use of polycationic polymers.  
WO/2009/002898A2
A method is disclosed for producing polyvinyl chloride which includes mixing a vinyl chloride solution with an initiator solution in at least one high shear mixing device comprising at least one rotor/stator set producing a rotor tip spe...  
WO/2009/001894A1
Disclosed is an aqueous polytetrafluoroethylene [PTFE] dispersion solution which does not contain perfluorooctanoic acid ammonium [PFOA] or a salt thereof and enables to produce a fine powder suitable for paste extrusion molding. Also di...  
WO/2008/149720A1
A process for producing a fluororesin improved in solubility in solvents or (meth)acrylic monomers. It comprises adding (a) a fluoroolefin, (b) malonic acid, a malonic monoester, or a malonic diester, and (c) a water-soluble free-radical...  
WO/2008/143069A1
Disclosed is a method for producing a perfluoropolymer having a reduced amount of an unstable terminal group with a high degree of efficiency. Specifically disclosed is a method for producing a fluorine-treated perfluoropolymer, which co...  
WO/2008/140914A1
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...  
WO/2008/134138A1
A process of reducing the amount of fluorinated emulsifiers in fluoropolymer dispersions by contacting the fluoropolymer dispersion with an anion exchange resin in the presence of a pH-dependent surfactant, and fluoropolymer dispersions ...  
WO/2008/126716A1
Disclosed is a dispersion stabilizer for suspension polymerization of a vinyl monomer, which is composed of a modified polyvinyl alcohol resin containing 0.1-20% by mole of a structural unit which has chlorine in a side chain. (The modif...  
WO/2008/094698A1
The subject invention pertains to methods for processing polytetrafluoroethylene (PTFE) resin into highly desirable product forms that fill the needs of the fluoropolymer industry. The subject invention concerns methods for making a mult...  
WO/2008/069301A1
The invention provides a technique by which unreacted fluoromonomers can be efficiently separated and recovered without using an extraction solvent from aqueous fluoropolymer dispersions prepared by emulsion polymerization and which litt...  
WO/2008/064877A1
Production method of polyvinyl chloride in an agitated reactor under pressure, by means of polymerization of vinyl monomers in aqueous suspension, of the type in which at least vinyl monomer in aqueous solution is introduced into a react...  
WO/2008/062653A1
Disclosed is a method for producing an aqueous fluorine-containing polymer dispersion having a reduced fluorine-containing emulsifier content, wherein a fluorine-containing emulsifier is effectively adsorbed and removed from the aqueous ...  
WO/2008/062526A1
Chlorinated vinyl chloride resins which are reduced in unstable-structure content and have excellent thermal stability; and a molded object of the resins. One of the chlorinated vinyl chloride resins is characterized in that the resin ha...  
WO/2008/063905A1
Provided is a curable fluoropolymer composition comprising a fluoropolymer comprising interpolymerized units of tetrafluoroethylene, perfluoro(aliphatic vinyl) ether, and a nitrogen-containing cure site monomer; a catalyst to form cross-...  
WO/2008/060462A1
A process for polymerizing at least one fluorinated monomer in an aqueous polymerization medium in the presence of initiator and polymerization agent to form an aqueous dispersion of particles of fluoropolymer having a fluoropolymers sol...  
WO/2008/060463A1
A process for polymerizing at least one fluorinated monomer in an aqueous medium in the presence of initiator and polymerization agent to form an aqueous dispersion of particles of fluoropolymer having a fluoropolymers solids content of ...  
WO/2008/060461A1
A process comprising polymerizing at least one fluorinated monomer in an aqueous medium containing initiator and polymerization agent to form an aqueous dispersion of particles of fluoropolymer, the polymerization agent comprising: fluor...  
WO/2008/060460A1
A process comprising polymerizing at least one fluorinated monomer in an aqueous medium containing initiator and polymerization agent to form an aqueous dispersion of particles of fluoropolymer, the polymerization agent comprising fluoro...  
WO/2008/046816A1
The invention pertains to a process for stabilizing a semi-crystalline fluoropolymer comprising ion exchange groups, said process comprising: suspending at least one semi-crystalline fluoropolymer having ion exchange groups [polymer (I)]...  
WO/2008/033336A2
A process for the preparation of an allyloxytrifluoropropene derivative of the formula CF3CH=CR1(OCH2CR=CH2) wherein R1 is hydrogen, fluoro, or an allyloxy group represented by the formula - OCH2CR=CH2 wherein R is hydrogen or methyl inc...  
WO/2008/027679A1
A radiation-curable composition comprising a radiation-curable compound, a free acid and a halogenated polyolefin is disclosed. The compositions are useful in the repair of damaged motor vehicle body parts.  
WO/2008/026707A1
Disclosed is a perfluorocarboxylic acid salt having excellent surface tension reducing ability. Specifically disclosed is a perfluorocarboxylic acid salt represented by the formula (1) below and having an iron content of not more than 10...  
WO/2008/026393A1
A polyfluoroalkanecarboxylic acid represented by the general formula: CnF2n+1(CH2CF2)m(CF2CF2)l-1CF2COOM (M: an alkali metal, a NH4 group, H; n: 1 to 6; m: 1 to 4; l: 1 or 2) can be produced by the hydrolysis of a polyfluoroalkanecarboxy...  
WO/2008/023870A1
The present invention relates to a method of preparing a vinyl chloride polymer, and more precisely, a method of preparing a vinyl chloride polymer having excellent processability by raising a final polymerization temperature up to 5 ~ 2...  
WO/2008/024601A1
A process for producing fluoropolymers by solvent slurry polymerization of at least one fluorinated monomer in a reactor containing a hydrofluorocarbon (HFC) solvent and water. The amount of fluoropolymer solids produced in the polymeriz...  
WO/2008/024602A1
A process for producing fluoropolymers by polymerizing at least one fluorinated monomer in a polymerization medium comprising water and selected low-telogenic hydrofluoroethers (HFEs).  
WO/2008/019155A1
Methods of making fluoropolymers from at least one fluoromonomer in either (1) a heterogeneous medium comprising a carbon dioxide and an aqueous phase with or without hydrocarbon surfactants or dispersants or stabilizer, or (2) a homogen...  
WO/2008/014119A1
Compositions comprising a fluoropolymer having interpolymerized units derived from a nitrogen-containing cure site monomer and a cure catalyst derived from an amidine and an acid having a pKa value of about -1 to about 4 are provided. Al...  
WO/2008/003634A1
A (per)fluoroelastomeric composition curable by peroxidic way comprising: 100 phr as (per)fluoroelastomer; as filler, 0.5-50 phr of silica having a pH value, determined according to the DIN ISO 787-9 standard, higher than 7, preferably h...  
WO/2008/004660A1
Disclosed is a method for producing a good aqueous fluorine-containing polymer dispersion having a low fluorine-containing surfactant content, wherein the fluorine-containing surfactant is efficiently removed by adjusting the pH. Specifi...  
WO/2008/001895A1
Disclosed is a method for producing a fluorine-containing elastomer having excellent dispersion stability at high polymerization rate, at high yield and low cost. Specifically disclosed is a method for producing a fluorine-containing ela...  
WO/2008/000693A1
Process for the manufacture of 1,2-dichloroethane starting from a stream of ethane according to which: a) the stream of ethane is subjected to a catalytic oxydehydrogenation producing a gas mixture containing ethylene, unconverted ethane...  
WO/2008/001894A1
Disclosed is a method for producing a fluorine-containing polymer, which is excellent in productivity. Specifically disclosed is a method for producing a fluorine-containing polymer by radically polymerizing a fluorine-containing monomer...  
WO/2007/147870A1
Process for the manufacture of DCE starting with a hydrocarbon source according to which: a) the hydrocarbon source is subjected to a first cracking step, namely a pyrolysis step carried out in at least one cracking furnace, thus produci...  
WO/2007/147271A1
The invention relates to a high-frequency component (10) comprising a dielectric (12) which, during operation, is exposed to the high-frequency fields in the high-frequency component. The aim of the invention is to simplify the productio...  

Matches 501 - 550 out of 6,144