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Patent Searching and Data


Matches 401 - 450 out of 3,233

Document Document Title
WO/2002/032974A2
A polymer or its salt which is obtainable by polymerization of a monomer of the formula (I) or its salt in the presence of a radical initiator, or by polymerization of a monomer of the formula (I) or its salt with a monomer of the formul...  
WO2001049824A3
The present invention relates to a cell growth substrate polymer that is obtainable by polymerizing a polymerizable component comprising at least one hydrophilic monomer or macromer which is devoid of a sulfo group, at least one sulfo-gr...  
WO2001064793A3
This invention is directed to a coating composition used for original equipment manufacturing or refinishing uses in the automotive industry, which coating composition utilizes an acrylic polymer which contains substituted or unsubstitut...  
WO/2002/014391A2
Disclosed are random radical (co)polymers containing -20 to 50 mol% of styrene as component A, -15 to 35 mol% of acrylic acid as component B, and -15 to 60 mol% of dimethylaminoethylmethacrylate (DMAEM) or 4-vinyl pyridine as component C...  
WO/2002/010508A1
A method of removing synthetic hydrophobic resinous particles from a waste treatment process in which an aqueous cellulosic suspension is formed from waste cellulosic material in a pulping stage, passing the cellulosic suspension to a se...  
WO/2002/010229A1
The invention relates to water-soluble or water-swellable copolymers which contain sulfo groups and which are based on (meth)acrylamide-alkylsulfonic acids and (meth)acrylamide or N-vinyl compounds, and to their use as additives for aque...  
WO/2001/096423A1
A vinylpyrrolidone polymer which is free from coloration and odor and is extremely reduced in impurity content. A water-soluble organic peroxide and a sulfurous acid salt are added to an aqueous vinylpyrrolidone solution to polymerize th...  
WO/2001/092365A1
The object of the present invention is a method of preparing a stable composition of radically copolymerisable monomers, said composition containing firstly at least one monomer which has at least one urea function in its formula and sec...  
WO2001074919A8
A copolymer containing repeat units formed from the monomers (I) and (II), wherein each R<1>, if present, is independently hydrogen or hydrocarbyl; r is 0, 1 or 2; s is either 2 or 3; R<2>-R<4> are each independently hydrogen or hydrocar...  
WO2000059950A9
A method of forming a water soluble polymer comprises polymerizing a non-fluorinated monomer in a reaction medium comprising carbon dioxide to form a water soluble polymer, wherein the polymerization is carried out in the presence of a s...  
WO/2001/081486A2
A polymer useful in forming coatings for articles is provided. The polymer is an acrylic copolymer formed as the reaction product of a plurality of monomers which include an alkyl (meth)acrylate, a quaternary amine (meth)acrylate, a hydr...  
WO/2001/074919A1
A copolymer containing repeat units formed from the monomers (I) and (II), wherein each R?1¿, if present, is independently hydrogen or hydrocarbyl; r is 0, 1 or 2; s is either 2 or 3; R?2¿-R?4¿ are each independently hydrogen or hydro...  
WO2000055212A9
The invention relates to macromolecular photocrosslinkers having polymeric backbones of substituted ethylene or substituted siloxane groups carrying photoactive groups. The photocrosslinkers are capable of producing, when being exposed t...  
WO/2001/064793A2
This invention is directed to a coating composition used for original equipment manufacturing or refinishing uses in the automotive industry, which coating composition utilizes an acrylic polymer which contains substituted or unsubstitut...  
WO/2001/065009A1
This invention is directed to method for improving the dry strength of a paper product using a single cationic dispersion polymer strength additive, wherein the cationic dispersion polymer is prepared by polymerizing in an aqueous soluti...  
WO/2001/051532A1
A copolymer 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 carried at the 4 and 5 positions together with...  
WO/2001/049824A2
The present invention relates to a cell growth substrate polymer that is obtainable by polymerizing a polymerizable component comprising at least one hydrophilic monomer or macromer which is devoid of a sulfo group, at least one sulfo-gr...  
WO/2001/030866A1
Sterile, hydrophilic photochromic contact lenses, and methods for manufacturing such lenses, utilizing an alkaline sterilization solution.  
WO/2001/029098A2
A method for the manufacture of a separation gel, which comprises the steps: (i) providing a polymerisation mixture containing a first monomer (I) having a polymerisable unsaturated structure and a second monomer (II) comprising two or m...  
WO/2001/029100A1
The invention relates to the aqueous preparation of a polymer. Said preparation contains a copolymer consisting of a) 30 to 79.5 wt. % N-vinylpyrrolidone, b) 20 to 69.5 wt. % vinylacetate, c) 0.5 to 25 wt. % of a monovinyl ester of a C¿...  
WO/2001/005921A1
The invention concerns a the use of a water soluble or water dispersible copolymer comprising, in the form of polymerised units: (a) at least a monomer compound of general formula (I); (b) at least a hydrophilic monomer bearing a functio...  
WO/2001/005365A1
Novel water soluble polymers in solution or water-in-oil emulsion form are disclosed containing quaternary ammonium monomers; and optionally (meth)acrylic acid or 2-(meth)acrylamido-2-methylpropane sulfonic acid; methylene bis-acryamide ...  
WO/2001/003658A1
What is described herein is a fine particulate, crosslinked cationic microgel which is capable of adsorbing up to 200 times its dry gel weight of water, and which has a viscosity of 5870 cps in water at a pH of 2.8 adjusted with a divale...  
WO/2001/004201A1
This invention is directed to high molecular weight water-soluble zwitterionic polymers derived from zwitterionic and nonionic monomer units, and to the use of the polymers in papermaking processes.  
WO/2001/002450A1
A process of making a vinyl caprolactam (VCL)-based polymer which comprises suspension polymerizing the monomers in aqueous medium in the absence of an added protective colloid, wherein polymer formed at an early stage of the polymerizat...  
WO/2000/069931A1
This invention relates to statistical copolymers of general formula (I) and their use in organic semiconductor devices: wherein m and j are the average number of repeat units of A and B such that: m=0.1-0.9, j=1-m, Q=10-50000; A and B ar...  
WO/2000/068282A1
What is described herein are conditioning/styling terpolymers of vinylpyrrolidone (VP), dimethylaminopropyl methacrylamide (DMAPMA) and C¿9?-C¿24? alkyl dimethylamino-propyl methacrylic acid quaternized monomers (QDMAPMA), in a defined...  
WO/2000/063023A1
An inkjet receptor medium, comprising: a porous membrane; and a multi-stage migration inhibitor for pigmented inks, comprising a polymer having quaternary amine functional groups, wherein the polymer is quite soluble in water is describe...  
WO/2000/060168A1
A binder for papermaking which comprises a copolymer comprising (meth)acrylamide monomer units and N-vinylcarboxamide monomer units. The binder can impart dispersibility to stock fibers without causing flocculation even when used simulta...  
WO/2000/059964A1
A novel copolymer obtained by copolymerizing (A) 20 to 90 wt.% N-vinylacetamide, (B) 7 to 70 wt.% 2-acrylamido-2-methylpropanesulfonic acid and/or salt thereof, and (C) 3 to 40 wt.% vinyl monomer other than the ingredients (A) and (B) [t...  
WO/2000/059950A1
A method of forming a water soluble polymer comprises polymerizing a non-fluorinated monomer in a reaction medium comprising carbon dioxide to form a water soluble polymer, wherein the polymerization is carried out in the presence of a s...  
WO/2000/056849A1
The present invention relates to laundry detergent compositions providing dye protection benefits to fabric comprising: a) from about 4 % to about 70 % by weight, of a surfactant; b) from about 0.01 % by weight, of a dye maintenance poly...  
WO/2000/056848A1
A) from about 0.1% by weight, of a polymer, copolymer, or mixtures thereof, said polymer or copolymer comprising one or more monomers having a cationic group and which is capable of attenuating and/or abating the loss of fabric dye; and ...  
WO/2000/056791A1
Provided herein are novel polymeric coating materials for direct digital imaging by laser. More specifically the novel coating materials are thermally reactive near infrared absorption polymers designed for use with near infrared laser i...  
WO/2000/055212A1
The invention relates to macromolecular photocrosslinkers having polymeric backbones of substituted ethylene or substituted siloxane groups carrying photoactive groups. The photocrosslinkers are capable of producing, when being exposed t...  
WO/2000/055214A1
The invention relates to macromolecular hydrophilic photocrosslinkers having polymeric backbones of substituted ethylene groups carrying photoactive groups. The photocrosslinkers are capable of producing, when being exposed to light of d...  
WO/2000/053815A1
The invention provides novel cationic flocculant dispersion polymers that can be utilized in the methods disclosed herein. This invention also provides methods for detecting cationic flocculants wherein said flocculants may be made via a...  
WO/2000/043429A1
Synthetic polymers having hydrogen bonding capability and one or more aliphatic hydrocarbon moieties are capable of providing two distinct properties to paper products, such as tissues, which properties heretofore have been imparted thro...  
WO/2000/043461A1
The invention relates to new rewettable adhesive systems containing colloidal dispersion mixtures obtained by copolymerisation of at least one water-soluble monomer with at least one non-water-soluble comonomer in the presence of a micel...  
WO/2000/039176A1
A novel hydrophilic ampholytic polymer synthesized by reacting polymerizable amino and carboxy functional ethylenically unsaturated monomers, together with a non-ionic hydrophilic monomer, to provide a polymer having a glass transition t...  
WO/2000/014132A1
The invention relates to a method for producing copolymers by radical polymerisation of a) 5 to 95 wt. % of a monomer of formula (I), b) 95 to 5 wt. % of a monomer of formula (II), wherein R?1¿ and R?2¿ represent H, C¿1?-C¿3?-alkyl, ...  
WO/2000/014124A1
High molecular weight, water-soluble, cross-linked cationic polymers are prepared by reacting amine-functionalized cationic base polymers, in which the monomer units of the base polymer contain from about 0.05 to about 5.0 % amine functi...  
WO/2000/011051A1
The invention relates to cationic polymers, obtained by free-radical copolymerisation of (a) between 50 and 70 % by weight of one or more monomers of formula (I), where X is O, NR?1¿, R?1¿ is H, C¿1?-C¿8?-alkyl and R?2¿ is a tert-bu...  
WO/2000/006612A1
Disclosed are antibacterial CASE materials comprising a latex comprising polymer particles and a surfactant component. Also disclosed are components and methods for forming such materials.  
WO/2000/005274A1
The invention relates to a method for producing powder-shaped, cationic cross-linked polymerizates based on monoethylenically unsaturated monomers which contain a quaternized or a quaternizable nitrogen atom. The inventive method is char...  
WO/1999/062969A1
An improved process for making allylic/ethylenic copolymers is disclosed. Increasing the reaction temperature during addition of the ethylenic monomer/initiator mixture results in a substantial increase in the polymer yield obtained comp...  
WO/1999/061494A1
Allylic copolymer resins and processes for making them are disclosed. The resins are made by copolymerizing an ethylenic monomer, a monofunctional allyl monomer, and a multifunctional allyl monomer under free-radical conditions. The mult...  
WO/1999/060029A1
The present invention generally relates to certain hydrophilic polymers. These polymers undergo negligible shrinkage when polymerized and are highly hydrophilic, rendering them useful in a variety of applications.  
WO/1999/058507A1
Hydrophilic UV light absorbing polymerizing monomers are provided. These monomers are copolymerizable for providing biocompatible hydrogels capable of absorbing at least 90 % of the UV light incident to the hydrogels. Such hydrogels are ...  
WO/1999/058115A1
An osmotic dosage form is disclosed for delivering an antidepressant for treating depression in a patient in need of antidepressant therapy.  

Matches 401 - 450 out of 3,233