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WO/2004/088778A2 |
A polymer electrolyte membrane or gas diffusion electrode includes an ion-conducting polymeric material which includes moieties of formula (A) which are substituted on average with more than 1 and 3 or fewer groups (e.g. sulphonate group...
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WO/2004/085447A2 |
The present invention relates in general to thiophosphine compounds (also named phosphine sulfide compounds) and their use for making polymerizable compositions which after polymerisation give optically transparent articles, such as opht...
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WO/2004/079844A1 |
A polymer electrolyte material excelling in not only proton conductivity but also fuel cutoff properties; and a polymer electrolyte type fuel cell of high efficiency. In particular, a polymer electrolyte material wherein in a hydrous sta...
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WO/2004/065316A2 |
The invention provides a composition that includes a first monomer comprising at least one ethylenically unsaturated group and at least one Si-N linkage, and a second monomer comprising at least one thiol functional group. The invention ...
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WO/2004/065457A1 |
A mixture which comprises an organic amide solvent and a sulfur source comprising an alkali metal hydrosulfide and optionally contains part of the whole alkali metal hydroxide to be introduced is heated to conduct a dehydration step. The...
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WO/2004/060973A1 |
A process for producing a polyarylene sulfide which includes: a cleaning step in which after a polymerization step, the polymer separated from the liquid reaction mixture containing the polymer yielded is cleaned with an organic solvent;...
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WO/2004/060971A2 |
The present invention relates to sulfide-containing polythiols and their methods of preparation.Sulfide-containing polythiols can have a variety of uses and applications. The sulfide-containing polythiols of the present invention can be ...
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WO/2004/060972A1 |
A process for producing a polyarylene sulfide which includes a dehydration step in which a mixture comprising an organic amide solvent, an alkali metal hydrosulfide, and an alkali metal hydroxide the amount of which is 0.95 to 1.05 mol p...
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WO/2004/060974A1 |
A mixture comprising an organic amide solvent and a sulfur source is heated in a dehydration step, and the vapor resulting from vaporization is introduced into a distillation column. A fraction comprising the organic amide solvent as a m...
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WO/2004/060951A1 |
The present invention relates to a sulfur-containing polyureaurethane and a method of preparing said polyureaurethane. In an embodiment, the sulfur-containing polyureaurethane adapted to have a refractive index of at least 1.57, an Abbe ...
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WO/2004/056906A1 |
The invention relates to curable compositions, such as adhesives, sealants or coatings, containing monomers having at least one thiocarbonate or dithiocarbonate group as a polymerizable functional group, a method for the preparation of s...
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WO/2004/056879A2 |
Spirotetrathiocarbamates (STOCs) or oxa substituted compounds (SOTOCs) of Formula (I): (Formula (I)) or bisSTOC or bisSOTOC compounds of Formula (II): (Formula (II)) wherein X1, X2, X3, X4, X5, X6, X7, and X8, are independently O or S; a...
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WO2003005474A9 |
The reaction product of a monomer comprising phthalazinone and a phenol group, and at least one sulfonated aromatic compound. The monomer comprising phthalazinone and a phenol group is used in a reaction with the sulfonated aromatic comp...
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WO/2004/050743A1 |
A polyarylene sulfide resin which has an index of coupling reactivity at 320°C of 2.0 or lower and an amount of SO2 generated therefrom at 300°C of 0.02 mg/g or smaller; and a process for producing the polyarylene sulfide resin, which ...
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WO/2004/039867A1 |
To provide a highly efficient and stable method for the preparation of a silicon-containing polysulfide-type polymer, in particular, a polysulfide-type polymer with organosilyl groups, the method being carried out without generation of b...
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WO/2004/039864A1 |
The present invention relates to polymers comprising diazine, especially pyrimidine, containing repeating units. Optical devices, comprising the polymers of the present invention, can show significant advantages in color purity, device e...
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WO/2004/037780A1 |
Dithiocarbonate derivatives are disclosed, along with a process for preparing the same. The dithiocarbonate compounds can be utilized as initators, chain transfer agents and/or terminators in controlled free radical polymerizations. The ...
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WO/2004/035660A1 |
The invention relates to a process for the production of sulfoalkyl-containing polymers useful as ion-exchange resins, more particularly a process for the production of sulfoalkyl-containing polymers, characterized by subjecting a polyme...
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WO/2004/033535A1 |
A process for the production of polyarylene sulfide resins which comprises washing a softened or molten polyarylene sulfide resin with a mixed solvent consisting of an aprotic organic solvent and water, characterized in that the resin di...
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WO/2004/031262A1 |
A process for continuous production of polyarylene sulfide (PAS) by reacting a sulfur source with a dihalogenated aromatic compound in an aprotic organic solvent, characterized by comprising at least one polymerization step wherein the r...
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WO/2004/028547A1 |
A method of tissue repair is provided using a biocompatible adhesive composition. The adhesive composition comprises collagen and a plurality of crosslinkable components having reactive functional groups thereon, with the functional grou...
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WO/2004/020444A1 |
A 3,4-alkylenedioxythiophenedioxide compound; a polymer comprising monomeric units of at least one 3,4-alkylenedioxy-thiophenedioxide compound; an aqueous dispersion of a polymer comprising monomeric units corresponding to at least one 3...
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WO/2004/012239A2 |
Anti-reflective compositions and methods of using these compositions to form circuits are provided. The compositions comprise a polymer dissolved or dispersed in a solvent system. Preferred polymers include polycarbonates, polysulfonyl e...
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WO/2004/009674A1 |
A process for producing polyarylene sulfide includes: steps of reacting an aromatic dihalide compound and an alkaline metal compound in a polar organic solvent for polymerization under heating and cooling a system including the reaction ...
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WO/2004/005374A1 |
A polymerizable composition comprising a compound having one or more episulfide moieties in one molecule and a perfume; the polymerizable composition which further comprises sulfur, wherein the sulfur has a purity of 98 % or more; the po...
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WO/2004/001926A2 |
Nano-architected/assembled solar cells and methods for their manufacture are disclosed. The solar cells comprise oriented arrays of nanostructures wherein two or more different materials are regularly arrayed and wherein the presence of ...
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WO/2003/099907A1 |
A process for preparing a fluorinated poly(arylene ether) comprising the repeating unit: formula (I), wherein n provides a molecular weight up to about 30,000 to 100,000, X represents one of following groups: none, ketone, sulfone, sulfi...
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WO/2003/099908A1 |
The invention relates to a method for producing polymer polysulfides comprising epoxy end groups, by reacting polysulfides comprising thiol end groups with epichlorohydrine in the presence of aqueous alkali lye. According to the inventio...
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WO/2003/095527A1 |
A process for continuous production of branched polyarylene sulfides, which comprises pre-polymerizing a sulfur source with a dihalogenated aromatic compound to such an extent that the degree of conversion of the aromatic compound is bel...
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WO/2003/095528A1 |
The invention relates to a method for the production of polymethylenepolysulfides by reacting formaldehyde with sulfur and hydrogen sulfide in the presence of a basic catalyst, said formaldehyde being used in the form of an oligomer or p...
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WO/2003/091313A1 |
The invention relates to a moulded body containing a polyarylether, on whose surface substituents of formula -(R1-C-R2)-X are bonded. In said formula, R1 = H or an alkyl group comprising between 1 and 4 C atoms, R2 = H or an alkyl group ...
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WO/2003/089519A1 |
A polysulfone composition is provided having a total luminous light transmittance of 84 % or greater when measured on 0.1 inch thick specimens using ASTM D-1003. The specimens also meet at least one of the following two conditions: 1) a ...
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WO/2003/085034A1 |
A method for purifying polyarylene sulfide, which comprises washing a polyarylene sulfide with a cleaning solution, separating the resulting mixture into a polymer phase (8) containing the polyarylene sulfide and a solution phase (9) con...
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WO/2003/082958A1 |
Terminated silane polymers obtained by addition reactions between an organic silicon derivative and the terminal functional groups of linear or branched polymers obtained by Michael polyaddition reactions of sulphydric acid (H2S) with or...
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WO/2003/082956A1 |
A membrane electrode assembly for a fuel cell is described. The materials for the membrane electrode assembly are formed from sulfonated polymers. A polymer dispersion ink containing the sulfonated polymer and a mixture of solvents is us...
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WO/2003/082955A1 |
A polyarylene sulfide resin having a content of an oligomer which may be extracted by chloroform of 30 mg/g or less and having a total content of metal ions of 100 ppm or less. The polyarylene sulfide resin and a polyarylene sulfide resi...
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WO/2003/080533A1 |
A method for producing a material containing a modified sulfur, which comprises a step (A) of melting and mixing 100 parts by weight of sulfur and 0.1 to 25 parts by weight of tetrahydroindene at a temperature in the range of 120 to 160&...
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WO/2003/078492A2 |
The invention relates to the use of suitable dispersions for constructing a galvanic element layer by layer. Said layers can be porous or impervious.
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WO/2003/078476A2 |
The invention relates to polymers, obtained by S-alkylation of sulfinated polymers with alkylation agents, and to AB cross-linked polymers obtained by reaction of polymers containing alkylation groups with low-molecular sulfinates during...
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WO/2003/076360A1 |
A method for producing a modified sulfur containing material which comprises a step (A) of melting and mixing sulfur and cyclopentadiene at 135 to 155 ° C in a closed system, a step (B) of cooling the resultant molten product having a v...
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WO/2003/076548A1 |
Compositions of a mixture of a thiol material and a material that contains a reactive unsaturated carbon-carbon bond that can be polymerised to form a charge-transporting or luminescent film are described, as is an organic light-emitting...
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WO/2003/076359A1 |
A method for producing a modified sulfur containing material, which comprises a step (A) of melting and reacting 100 parts by weight of sulfur and 0.1 parts by weight or more and less than 2 parts by weight of a sulfur modifying agent in...
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WO/2003/076361A1 |
A sulfur material capable of being utilized as an aggregate for a concrete or the like, which is prepared by a method comprising covering an inorganic material including a material containing a chloride such as sodium chloride in an amou...
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WO/2003/076496A1 |
A polymerizable composition containing a compound having at least one moiety represented by the formula (1): (1) wherein R1 represents a hydrocarbon group having 1 to 10 carbons, and each of R2, R3 and R4 represents a hydrocarbon group h...
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WO/2003/074588A1 |
A cyclic sulfur compound having a structure represented by the following formula (3): (3) wherein R1 represents hydrogen, a reactive terminal group, or a linear, branched, or cyclic C1-10 (thia)alkyl, aryl, or aralkyl group having a reac...
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WO/2003/072641A1 |
The invention relates to polymers obtained by S-alkylation of sulfinated polymers with alkylation agents, and AB-crosslinked polymers obtained by reacting polymers containing alkylation groups with low-molecular sulfinates, under S-alkyl...
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WO/2003/072522A1 |
A method for producing a modified sulfur containing material which comprises a step (A) of melting and mixing sulfur and cyclopentadiene at 135 to 155°C, a step (B) of cooling the resultant molten product having a viscosity of 0.05 to 1...
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WO/2003/060012A1 |
The invention relates to functionalized main chain polymers such as polyaryletherketones and polyethersulfones, and to their use in polymer electrolyte membrane fuel cells.
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WO/2003/060011A2 |
The invention relates to non-cross-linked, covalently and/or ionically cross-linked polymers comprising recurring units of general formula (1) -K-R-, wherein K represents a bond consisting of oxygen and sulfur or depicted by formulas (2)...
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WO/2003/055798A1 |
A method for reproducing lithium sulfide which comprises reacting sodium carbonate with a lithium halide product by-produced in the production of polyarylene sulfide through the reaction of lithium sulfide and a halogenated aromatic comp...
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