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WO/2006/067190A1 |
Process for the manufacture of 1,2-dichloroethane starting with a hydrocarbon source according to which : a) the hydrocarbon source is subjected to cracking which produces a mixture of products containing ethylene and other constituents;...
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WO/2006/067188A1 |
Process for the manufacture of 1,2-dichloroethane starting with a hydrocarbon source according to which: a) the hydrocarbon source is subjected to cracking which produces a mixture of products containing ethylene and other constituents; ...
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WO/2006/067191A1 |
Process for the manufacture of 1,2-dichloroethane 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 a cracking oven, thus produ...
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WO/2006/069109A1 |
A process for reducing fluorosurfactant content of a stabilized fluorosurfactant-containing aqueous fluoropolymer dispersion containing ferric ions by contacting the fluoropolymer dispersion with strong base anion exchange resin to reduc...
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WO/2006/067192A1 |
Process for the manufacture of 1,2-dichloroethane starting with a hydrocarbon source according to which: a) the hydrocarbon source is subjected to cracking which produces a mixture of products containing ethylene and other constituents; ...
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WO/2006/067193A1 |
Process for the manufacture of 1,2-dichloroethane starting with a hydrocarbon source according to which: a) the hydrocarbon source is subjected to a first cracking step, namely a pyrolysis step performed in a cracking oven, thus producin...
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WO/2006/067160A1 |
The invention pertains to a thermoplastic halogenated polymer composition comprising: at least one thermoplastic halogenated polymer (A); and less than 30 % by weight of (A) of fused silica particles having a BET (N2) surface area of at ...
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WO/2006/064226A1 |
A copolymer of (i) an alkyl acrylate or alkyl methacrylate and (ii) a hydroxyalkyl acrylate or hydroxyalkyl methacrylate is used as a secondary protective colloid in the suspension polymerization of vinyl chloride monomer. The alkyl grou...
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WO/2006/061988A1 |
One or more monomers comprising vinylidene fluoride as the main ingredient are fed to a polymerization system containing a polymerization initiator to conduct suspension polymerization, the monomers being fed portion-wise at a pressure l...
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WO/2006/058417A1 |
A process for purifying a P(VDF-TrFE) copolymer to produce an improved high performance copolymer for pyroelectric conversion. Pellets of a P(VDF-TrFE) copolymer are dissolved in a solvent to form a solution. Subsequently, anhydrous etha...
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WO/2006/049392A1 |
Provided are a vinyl chloride resin composition containing a vinyl chloride monomer and an organo-modified metal oxide nanoparticle which can be used in exterior construction materials due to markedly improved thermal stability and weath...
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WO/2006/043609A1 |
A polyvinylidene fluoride resin powder for melt molding which has such particle size distribution characteristics that the average particle diameter (D50) is 80-250 µm, the proportion of resin particles having a particle diameter of 45 ...
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WO/2006/042994A2 |
The invention concerns fluoropolymers comprising at least one repeat unit of formula (I), wherein: groups X and Y, identical or different, represent H or F; group Z represents F or a perfluorinated alkyl group; group W represents CH2O or...
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WO/2006/031316A2 |
In accordance with one aspect of the invention, there is provided (i) an amorphous fluoropolymer that has one or more cure site components, the cure site components being contained in the amorphous fluoropolymer in an amount between 0.1 ...
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WO/2006/030625A1 |
A curable composition; a process for producing a fine structure; and a method of forming a pattern. The curable composition is a composition for use with a mold having a pattern reverse to a fine pattern. The composition is sandwiched be...
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WO/2006/022385A1 |
Disclosed is a method for refining a fluorine-containing polymer which enables to efficiently remove low molecular weight components from the fluorine-containing polymer. Also disclosed is a method for producing a fluorine-containing pol...
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WO/2006/020721A1 |
A process for reducing the fluorosurfactant content of an aqueous fluoropolymer dispersion by filling a container with fluoropolymer dispersion, inserting into the container a fabric pouch containing a fluorosurfactant sorbent so that th...
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WO/2006/019097A1 |
Disclosed are an electrolyte polymer for fuel cells having excellent durability, an electrolyte membrane and a membrane electrode assembly. Specifically disclosed is an electrolyte polymer for fuel cells which is composed of a perfluoroc...
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WO/2006/019652A1 |
Anionic species are removed from aqueous dispersions of ionic fluoropolymers using anion exchange resins. In some embodiments, cationic species are also removed using cation exchange resins.
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WO/2005/121290A1 |
The present invention relates to a process for the preparation of a fluoropolymer by polymerization of an aqueous dispersion of at least one fluoromonomer, this dispersion additionally comprising a fluorosurfactant, a radical initiator, ...
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WO/2005/118656A2 |
The present invention relates to novel unsaturated polycyclic compounds containing two fluoroalcohol substitutents. This invention also relates to homopolymers and copolymers derived from such unsaturated polycyclic compounds. The copoly...
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WO/2005/108436A2 |
The present invention relates to the reduction of oligomer content of melt-processible fluoropolymer so that the fluoropolymer has at least 25 ppm less oligomer than the as-polymerized fluoropolymer.
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WO/2005/102983A1 |
A mixture of fluoroalkylalcohols of the formula C2F5(CF2CF2)nCH2CH2OH (n is an integer of ≥0) wherein the sum of such fluoroalkylalcohols of n=3 and n=4 contained is ≥ 85 mol% is provided. This mixture is reacted with an acrylic acid...
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WO/2005/097847A1 |
Disclosed is a polytetrafluoroethylene powder having adequate formability and electrical characteristics in the microwave range at the same time. Specifically disclosed is a modified polytetrafluoroethylene powder which is characterized ...
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WO/2005/097846A1 |
Disclosed is a fluorine-containing elastomer polymer which is excellent in productivity and crosslinkability. Also disclosed is a method for producing such a fluorine-containing elastomer polymer. A fluorine-containing elastomer polymer ...
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WO/2005/097843A1 |
A polycyclic or monocyclic perfluorovinyl compound comprising at least one structural unit selected from the group consisting of formula I and formula II wherein M is independently at each occurrence a metal selected from group 14 of the...
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WO/2005/097836A1 |
Disclosed is a method for producing a fluorine-containing elastomer polymer which is excellent in formability, mechanical strength such as tensile strength and chemical strength such as chemical resistance. Specifically disclosed is a me...
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WO/2005/097835A1 |
Disclosed is a method for producing a fluorine-containing elastomer polymer which is excellent in productivity and crosslinkability. Specifically disclosed is a method for producing a fluorine-containing elastomer polymer wherein a fluor...
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WO/2005/089962A1 |
A process by which thin films made of vinylidene fluoride homopolymers terminated with functional groups for imparting specific functions and having type I crystal structure can be formed on various substrates relatively simply and easil...
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WO/2005/080306A1 |
Disclosed is a fluorine-containing cyclic compound represented by the general formula (1) below. R1a represents a cyclic alkyl group having 1-25 carbon atoms, a cyclic alkenyl group or a cyclic alkynyl group; and R2 and R3 independently ...
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WO/2005/066218A1 |
Provided is a method of manufacturing a perhalogenated elastomer comprising using an onium compound to coagulate a latex comprising polymer particles, the polymer particles consisting essentially of interpolymerized units of one or more ...
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WO/2005/063827A1 |
A process for producing a fluoropolymer comprising units of at least one fluoroolefin, which comprises conducting polymerization in the presence of a surfactant represented by the formula (1): wherein R1 and R2 may be the same or differe...
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WO/2005/063824A1 |
A process for producing a vinyl chloride polymer which comprises suspension-polymerizing a vinyl chloride monomer or a mixture of a vinyl chloride monomer and a monomer copolymerizable therewith in a polymerization vessel equipped with a...
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WO/2005/063823A1 |
A process for producing a vinyl chloride polymer which comprises suspension-polymerizing a vinyl chloride monomer or a mixture of a vinyl chloride monomer and a monomer copolymerizable therewith in a polymerization vessel equipped with a...
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WO/2005/061567A1 |
A non melt processable polytetrafluoroethylene fine powder, characterized in that a stretched article for measurement (A) prepared by stretching an extruded material from the powder at 300&ring C exhibits a tensile strength at break of 3...
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WO/2005/061593A1 |
A method is provided for making a crosslinked polymer electrolyte, typically in the form of a membrane for use as a polymer electrolyte membrane in an electrolytic cell such as a fuel cell, as well as the polymer so made, the method comp...
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WO/2005/054355A1 |
The problem of lack of uniform dispersion of a fluoropolymer as a flame retardant additive to thermoplastic resins is solved by a dispersion of a fluoropolymer in a flame retardant which is then blended as particles with a thermoplastic ...
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WO/2005/052015A1 |
A fluororesin, characterized in that when a core wire having a diameter of 0.05 to 0.07 mm is coated with it under conditions wherein a resin temperature is 320 to 370°C, a drawdown ratio [DDR] is 80 to 120 and a drawdown balance [DRB] ...
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WO/2005/049715A2 |
The instant invention relates to a composition and process for the stabilization of halogen containing polymer slurries, in particular polyvinylchloride (PVC). The composition comprises a halogen containing polymer in the form of an aque...
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WO/2005/049661A1 |
The present invention aims at providing a process for the production of fluorine-containing polymers whose end groups are stabilized and which are excellent in moldability. The present invention relates to a process for the production of...
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WO/2005/045978A2 |
Polymer electrolyte membranes such as are used in fuel cells and methods of their manufacture. The polymer electrolyte membranes comprise polymers or blends of polymers having an equivalent weight of less than 1200 and a Tg of between 10...
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WO/2005/042593A1 |
A process for producing an aqueous fluoropolymer dispersion, the process being capable of efficiently removing a fluorochemical emulsifying agent contained in an aqueous fluoropolymer dispersion obtained through polymerization; and a aqu...
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WO/2005/042599A1 |
The invention relates to the field of chemistry and, more particularly, to radically coupled PTFE polymer compounds which can, for instance, be used as tribo materials. The invention also relates to a method for the production thereof. T...
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WO/2005/042597A1 |
The invention relates to the field of chemistry and more particularly to modified perfluoroplastics that can be used in tribomaterials, for example, and a method for the production thereof. The aim of the invention is to create modified ...
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WO/2005/042629A1 |
The invention relates to processing fluoroorganic polymers and can be utilized for recycling polytetrafluoroethylene waste and obtaining finely powdered polytetKafluoroethylene and other products. The invention discloses a method of proc...
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WO/2005/042453A1 |
A fluorine compound which has functional groups in a high concentration, can hence have sufficient properties attributable to the functional groups, and is highly transparent in a wide wavelength region. It is a fluorinated diene represe...
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WO/2005/042596A1 |
The invention relates to the field of chemistry and more particularly to radically coupled PTFE polymer powders that can be used as tribomaterials, for example, and a method for the production thereof. The aim of the invention is to crea...
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WO/2005/040260A1 |
Provided is a composition comprising an aromatic material selected from a polythiol aromatic compound or resin, a hydroxythiophenol compound or resin, a catechol novolak resin, a catechol cresol novolak resin, a polyhydroxy aromatic resi...
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WO/2005/037880A1 |
An aqueous TFE polymer dispersion which has a high concentration and is stable although it is a dispersion obtained through polymerization in the absence of a fluorochemical surfactant or in the presence of the surfactant in a low concen...
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WO/2005/036261A1 |
A negative resist composition is disclosed, wherein the resist composition includes a polymer having at least one fluorosulfonamide monomer unit having one of the following two formulae: wherein: M is a polymerizable backbone moiety; Z i...
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