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WO/2000/006658 |
An adhesive or sealant composition comprising a compound of formula (I) provided that at least one of (a) R?1¿ and R?6¿ or (b) R?2¿ and R?3¿ or (c) R?4¿ and R?5¿ includes an electron withdrawing group; and where necessary, a polyme...
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WO/1999/053104 |
The invention relates to the use of polymers containing n-vinyl units, obtained by radically initiated polymerization of a monomer or a monomer mixture consisting of (A) 5 to 100 wt.% n-vinylamides or n-vinylamines; (B) 0 to 95 wt.% mono...
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WO/1999/052956 |
In one embodiment, the invention provides a polymer comprising imidazole ring units having nitrogen at the 1 and 3 positions of the ring; a carbon at each of the 2, 4 and 5 positions of the ring; and radical substituents G1 and G2 carrie...
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WO/1999/045964 |
An activated, substantially water-soluble poly(ethylene glycol) is provided having a linear or branched poly(ethylene glycol) backbone and at least one terminus linked to the backbone through a hydrolytically stable linkage, wherein the ...
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WO/1999/045037 |
Polymers of dialkyldiallylammonium halide are economically prepared in bulk form by subjecting an aqueous monomer solution having a monomer concentration of at least about 60 percent by weight, to an effective dose of gamma radiation. Th...
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WO/1999/042501 |
The invention relates to a method for the production of polymers from N-vinyl compounds, characterized in that vinyl compounds are polymerized in the presence of radicals of general formula (I), wherein Q stands for NR?2¿ or S and T sta...
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WO/1999/040025 |
The invention concerns novel ionic compounds with low melting point whereof the onium type cation having at least a heteroatom such as N, O, S or P bearing the positive charge and whereof the anion includes, wholly or partially, at least...
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WO/1999/029735 |
A non-aqueous, heterogeneous polymerization process comprises heating a reaction mixture of about 5-70 %, preferably 10-30 %, by weight, of a vinyl monomer in an oil as solvent, and a free radical initiator, optionally in the presence of...
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WO/1999/028359 |
A preparation for prevention and healing of inflammation affections comprising in an amount of 0.1 to 99.9 % by weight derivatives of sterically hindered amines selected from the group consisting of: soluble polymers or copolymers prepar...
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WO/1999/022744 |
A method for reducing oxalate levels in a patient that includes administering to the patient a therapeutically effective amount of non-absorbable amine polymers such as a polymer characterized by a repeat unit having formula (1) and salt...
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WO/1999/021901 |
Processes for efficiently and industrially advantageously producing N,N-dialkylallylamine polymers or addition salts thereof, N,N-dialkylallylamine/monoallylamine copolymers or addition salts thereof, and N,N-dialkylallylamine/diallylami...
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WO/1999/019262 |
Methods for the solution polymerization of diallylicdialkylammonium salts, initiated by species capable of generating free radicals, including the steps of providing a reaction mixture of a diallylicdialkylammonium salt and a chain-exten...
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WO/1999/016798 |
The invention relates to a method for producing anionically modified polymerizates of alkyl-1-vinyl-imidazoles by radically polymerizing alkyl-1-vinyl-imidazoles with anionic monoethylenically unsaturated monomers and optionally, other c...
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WO/1999/005126 |
The invention concerns ionic compounds wherein the negative charge is highly delocalized. The compounds contain at least a perfluorovinyl group and at least a group selected among -O or one of the groups -NC$m(Z)N, -(C$m(Z)N)¿2?, -NSO¿...
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WO/1999/005183 |
The invention concerns novel cationic polymers of formula (I) in which n is a whole number between 0 and 5 and p is a whole number between 2 and 20000, more particularly p ranges between 10 and 18000, and advantageously between 200 and 1...
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WO/1998/054234 |
The present invention relates to a novel process for the production of a water soluble polymer dispersion from vinylamide monomers, and, more particularly, polymers formed from N-vinylformamide monomers
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WO/1998/040426 |
A crosslinked popcorn polymer of vinyl pyrrolidone and a crosslinker containing a pendant divinyl moiety and a chelating group capable of complexing a heavy metal ion in aqueous solution.
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WO/1998/033878 |
Disclosed are carbonates of general formula (I): A-O-CO-OR?3�, in which A is a radical (Ia) R?1�R?2�C=N- or a radical (Ib), or the hydromidesters of the general formula (I) or the polymer derivates thereof are used with radicals ha...
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WO/1998/033829 |
A homo- or copolymer having repeating units represented by formula (1) or (2) and a weight-average molecular weight of 1,000 to 1,000,000, and an antifouling agent for aquatic foulings which contains the same. The antifouling agent signi...
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WO/1998/029107 |
The present invention relates to a method for removing bile acids from a patient and certain polymers of use in the method. The method comprises the step of administering to the patient a therapeutically effective amount of a polymer com...
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WO/1998/027079 |
Novel compounds having reactive functional groups, represented by general formula (1); a process for the preparation of them; and uses of them. These compounds are usable as (i) actinic radiation curable resin compositions each comprisin...
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WO/1998/018833 |
In general, the invention features a polymer having formula (1), where R�1? through R�4?, independently, are hydrogen; an alkyl, e.g., C�a?H�2a+1?, where a is 1 to 20 or higher; an aryl, e.g., phenyl or substituted phenyl, e.g., ...
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WO/1998/014834 |
The present invention relates to a novel antireflective coating solution and a process for its use in photolithography. The antireflective coating solution comprises a novel polymer and an organic solvent or a mixture of organic solvents...
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WO/1998/012236 |
The present invention relates to polymers containing at least one nitrogen atom, wherein at least one of the nitrogen atoms is linked to an ester group, said ester group bearing an active alcohol. By the present invention, a delayed rele...
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WO/1998/012239 |
There is described a method of preparing a first polymeric compound which comprises providing a compound of general formula (I) or a salt thereof where A and B are the same or different and at least one comprises a relatively polar atom ...
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WO/1998/012203 |
The present invention includes polymerizable monomers comprising an acid-functionalized glycoside moiety. In one embodiment, the monomer has a polymerizable functional group, such as an olefinic bond, to which the acid-functionalized gly...
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WO/1998/007688 |
The invention provides a compound having conjugated double bonds in an acyclic structure formed by Schiff base reaction between an unsaturated aldehyde (RCHO) and diaminomaleonitrile (DAMN). The compound is a monoalkylated DAMN derivativ...
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WO/1998/007449 |
Polymer bile acid resorption inhibitors with simultaneous bile acid adsorbing effect are disclosed, as well as a process for preparing the same, medicaments which contain these compounds and their use. Vinyl copolymers are disclosed whic...
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WO/1998/004596 |
This invention concerns water-soluble polymers which include units of formula (I) and/or (II) as characteristic structural elements, in which R?1� stands for H, alkyl, cycloalkyl, aryl or aralkyl, R?2� and R?3� are defined independ...
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WO/1998/003497 |
Compounds, constructed in modular manner, of formula (I), wherein I is the monovalent residue of an ionophore, F is the monovalent residue of a fluorophore, G is a functional group, T is a trivalent organic radical and R�01?, R�02? a...
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WO/1997/044369 |
Carboxylated polymers having side chains containing both at least one linkage selected from among amino, ether and thio ether linkages and a carboxyl group are produced by polymerizing monomer components comprising carboxylated monomers ...
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WO/1997/038774 |
A method for removing an organic solute from a solution, comprising contacting the solution with a polymer formed by copolymerizing one or more hydrophobic monomers and one or more hydrophilic monomers, whereby the solute is adsorbed ont...
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WO/1997/039337 |
Fluoroionophores that are functionalised with reactive groups and correspond to the formula I-R1-F-R2-G, wherein I is a monovalent residue of an ionophore, wherein F is a divalent residue of a fluorophore, wherein G is a functional group...
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WO/1997/032833 |
The invention concerns a monomer composition comprising: A) monomers which contain vinyl groups and in which a heteroatom selected from the group comprising halogens, nitrogen, oxygen, sulphur or silicon is present on the vinyl group; an...
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WO/1997/031518 |
Proposed is the use, as agents for increasing the dry strength of paper, card and cardboard, of partially hydrolysed polymers of N-vinyl carboxylic acid amides obtained by the homopolymerization of N-vinyl carboxylic acid amides of the f...
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WO/1997/024315 |
A highly polymerizable N-vinylcarboxylic acid amide having an N-1,3-butadienylcarboxylic acid amide content of 30 ppm or less, a process for producing the same, and a process for producing a homopolymer of N-vinylcarboxylic acid amide or...
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WO/1997/024383 |
A diene rubber comprising 40 to 99.99 % by weight of conjugated diene units, 0.05 to 20 % by weight of vinylic amine monomer units, 0.05 to 20 % by weight of hydroxylated vinylic monomer units and 0 to 50 % by weight of other comonomer u...
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WO/1997/023562 |
Polymerizable compositions containing compounds based on N-acylamido-piperazines are provided. Such compounds have formula (I), wherein: R1, R2, and R3 are each independently selected from the group consisting of hydrogen and lower alkyl...
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WO/1997/022638 |
Compositions and processes for using the compositions for applications in a subterranean formation are provided. The compositions include a composition which comprises a nitrogen-containing olefinic compound; a composition comprises a wa...
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WO/1997/021736 |
The present invention provides a method for the polymerization of free-radically polymerizable vinyl monomers in a batch reactor under essential adiabatic conditions.
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WO/1997/020867 |
The invention relates to a process for the preparation of powdery hydrogen peroxide complexes based on insoluble polymerisates of heterocyclic N-vinyl monomers, characterised in that an aqueous hydrogen peroxide solution is mixed with th...
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WO/1997/019702 |
The invention concerns powdery complexes comprising iodine and a crosslinked polymer based on N-vinyl compounds and obtained by the dry heating of iodine and a polymer obtained by polymerizing monovinyl compounds (monomers A), of which t...
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WO/1997/010241 |
The invention concerns photochromic compounds with formula (I), in which R1 is an asymmetric aliphatic monocyclic group with formula (II), where 1 = 1-12, and R9 is H or an alkyl, alkoxy, dialkylamino, alkyl ester or CN group with the co...
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WO/1997/009648 |
Provided is an optical glass fiber assembly containing a matrix material and a plurality of coated optical glass fibers bound together by said matrix material, said matrix material having a swell index and glass transition temperature wh...
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WO/1997/009359 |
The invention concerns powdery porous polymers which contain N-vinylimidazol units and are obtained by the radically initiated polymerization in the manner of precipitation polymerization of: a) between 5 and 100 wt.% of at least one N-v...
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WO/1997/000301 |
A material for effectively preventing dew condensation on, for example, the surface of the interior wall of a building when, for example, it is placed between the interior and exterior walls or composited with wall paper or gas-permeable...
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WO/1996/041784 |
Clathrate hydrate formation in petroleum fluid streams is inhibited by adding water soluble polymers having N-vinyl amide or N-allyl amide units to the streams. Each N-vinyl amide and N-allyl amide unit has two substituent groups, R1 and...
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WO/1996/041786 |
A method for inhibiting the formation of clathrate hydrates in a fluid having hydrate-forming constituents involves treating the fluid with an inhibitor comprising a substantially water soluble polymer having a polymer backbone with a pe...
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WO/1996/041834 |
The instant invention relates to novel copolymers of N-vinyl amides and acrylamides and N-allyl amides and acrylamides. The polymers are used for inhibiting the formation of clathrate hydrates in a fluid having hydrate forming constituen...
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WO/1996/040803 |
Anion exchange resins including at least two positively charged sites and a well-defined spacing between the positive sites are provided together with a process of removing anions or anionic metal complexes from aqueous solutions by use ...
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