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Patent Searching and Data


Matches 601 - 650 out of 6,927

Document Document Title
WO/2000/050467A1
A polymerization process comprising the steps of admixing a halogen-containing compound, monomer, and a cobalt complex.  
WO/2000/047631A1
Interpolymer of a polymer of unsaturated olefinically monomers without carboxylic groups and a polymeric surface active agent.  
WO/2000/047242A1
The invention concerns a novel suture material for wounds consisting of a biocompatible and bio-adhesive mixture comprising at least 50 wt. % of a composition based on methylidene malonate containing: from 40 to 100 wt. %, and preferably...  
WO2000034386A3
Gel-type copolymer beads are described which are useful as ion exchange resins such as those used in the treatment of power plant condensate water. The subject copolymer beads possess an interpenetrating polymer network of at least two p...  
WO/2000/046285A1
The invention relates to thermoplastic moulding materials containing thermoplastic polycarbonate and 0.01-30 parts by weight per 100 parts by weight (polycarbonate) aluminium compounds with an average particle diameter of 1nm-20 $g(m)m, ...  
WO/2000/046286A1
The present invention relates to the utilisation of aluminium compounds for producing molding materials, shaped parts and plates with antistatic properties.  
WO/2000/046293A1
A flame retardant which comprises a graft copolymer (A) obtained by graft-polymerizing one or more vinyl monomers with a composite polymer comprising a polyorganosiloxane containing aromatic groups and a vinyl polymer. The flame retardan...  
WO/2000/046260A1
The invention relates to cross-linked, hydrophilic highly swellable hydrogels on the basis of polymerized monomers or on the basis of graft polymers that have a pressure absorbency index of $m(f)100 and a vertical absorption under a pres...  
WO/2000/042085A1
The invention relates to hydrophilic copolymers or graft polymers of phenols and unsaturated monomers in which the phenols have at least one OH group per aromatic ring. Said copolymers or graft polymers are obtainable by radical polymeri...  
WO2000020470A3
Aqueous dispersions of cationic water-soluble polymers are provided, as well as processes for making and methods of using the same.  
WO/2000/040629A1
The invention relates to a filler-containing polymer dispersion which contains inorganic filler particles and particles of at least one synthetic organic polymer. The ratio of the particle size of the filler particles to the particle siz...  
WO/2000/040628A1
A block copolymer for hair styling compositions includes hydrophilic and hydrophobic blocks which allow for optimization of desirable characteristics of the hair styling composition, such as style retention at high humidity, tack, hardne...  
WO2000020483A3
Condensation products comprised of carboxylic acid dianhydrides, diamines or polyamines, especially polyoxyalkylene amines and polyphenolene or aminophenolene are suited as structural constituents for epoxide resin compositions. In addit...  
WO/2000/039169A1
The invention relates to a coating agent, containing at least one conversion product (A) and at least one suitable additive (C), (A) being produced according to a method comprising the following step (i): (iv) reacting a reaction mixture...  
WO/2000/037521A1
The invention relates to aqueous two-component polyurethane systems, a method for producing same and their use for the production of coatings presenting increased impact resistance, high stability and excellent optical properties.  
WO/2000/035506A1
The invention relates to a method of bone cement preparation from a polymeric powder and a liquid component, comprising a polymerisable monomer or comonomer by the action of a catalytic system. The particles of said powder component are ...  
WO/2000/035978A1
Rubber articles are coated with a powder-free copolymer coating to provide improved mold release characteristics, improved donning characteristics, and improved tactile feel. The copolymer is formed by the polymerization of a low surface...  
WO/2000/035671A1
A composite material suitable for packaging moisture or oxygen sensitive products comprising one or more polymeric substrate(s) and one or more barrier property-providing coating(s), ink(s) and/or adhesive(s) on or between said substrate...  
WO/2000/034346A1
Melt extrudable grafts of emulsion polymerized silicone rubber and polyacrylate rubber hybrids have been found to be valuable impact modifiers for organic thermoplastic polymeric materials. Optimum impact modifier properties are achieved...  
WO/2000/033958A1
A water treatment module and process for treating power plant condensate water utilizing a sulfonated ion exchange resin comprising copolymer beads having an interpenetrating polymer network of at least two polymer components wherein at ...  
WO/2000/034386A2
Gel-type copolymer beads are described which are useful as ion exchange resins such as those used in the treatment of power plant condensate water. The subject copolymer beads possess an interpenetrating polymer network of at least two p...  
WO/2000/031182A1
Disclosed is a polystyrene-based resin composition for an injection molding. The composition comprises a mixture of a first and a second styrene compositions having rubbers of different particle sizes, wherein the first styrene compositi...  
WO/2000/024825A1
Acrylic compositions which can be processed into thermoformable acrylic sheet material with variegated non-homogeneous granite appearance are disclosed. The acrylic compositions comprise a matrix of polymethyl methacrylate having dispers...  
WO/2000/023486A1
The invention relates to a method for producing cross-linkable, silane groups with polymers containing at least one hydrolyzable radical by the radically initiated grafting of base polymers with an olefinic unsaturated silane having at l...  
WO/2000/022017A1
The invention relates to a method for producing water-swellable hydrophilic polymers by neutralising the acid hydrogel with a degree of neutralisation of 0 40 mol. % to a final degree of neutralisation of 60 85 mol. % by mixing with a ne...  
WO/2000/022018A1
The invention relates to a hydrophilic hydrogel with a high swelling capacity. The inventive hydrogel is based on (co)polymerised monomers or graft (co)polymers and is produced by a) radical (co)polymerisation of one or more hydrophilic ...  
WO/2000/020483A2
Condensation products comprised of carboxylic acid dianhydrides, diamines or polyamines, especially polyoxyalkylene amines and polyphenolene or aminophenolene are suited as structural constituents for epoxide resin compositions. In addit...  
WO/2000/020476A1
A polymeric dispersant for pigments based on an acrylic graft copolymer wherein the graft copolymer has a weight average molecular weight of at least 1500 and has 2 to 97 % by weight of a polymeric backbone and 97 - 2% by weight of macro...  
WO/2000/020470A2
Aqueous dispersions of cationic water-soluble polymers are provided, as well as processes for making and methods of using the same.  
WO/2000/017675A1
This disclosure describes a processing approach for the rapid and efficient in-situ polymerization of specially prepared precursor mixtures to achieve near-net-shape production of objects/articles with exact dimensions. The process relie...  
WO2000002938A3
Novel water-soluble or water-dispersible grafted copolymers comprising polyvinyl alcohol, vinylpyrrolidone or oxyalkylene oligomer or polymer units and hydrophilic copolymer units derived from ethylenically unsaturated anionic and amphot...  
WO/2000/015679A1
A process for the preparation of a monomer-grafted cross-linked polymer comprising the steps of: i) activating the polymer by irradiation; ii) quenching the activated polymer so as to effect cross-linking therein; iii) activating the cro...  
WO/2000/014135A1
The present invention relates to a process for the preparation of a grafted polymer wherein in a first step A) a stable nitroxyl radical is grafted onto a polymer, which step comprises heating a polymer and a nitroxyl-ether containing a ...  
WO/2000/014134A1
The present invention relates to a process for the preparation of grafted polymers wherein in a first step A) a stable nitroxyl radical is grafted onto a polymer, which step comprises heating a polymer and a stable nitroxyl radical (NO...  
WO/2000/012575A1
The invention relates to a method for synthesizing continuous, polymeric solid phase supporting materials with spatially defined and interspaced reaction sites. The solid phase supporting material is comprised of a supporting matrix and ...  
WO/2000/010933A1
The present invention provides a polymerizable printing ink. The ink includes a polar suspending medium in which a plurality of polymer microspheres are suspended. At least one surfactant is dissolved in the suspending medium, and a mono...  
WO1999062975A8
The invention concerns a method for preparing a composition comprising a vinylaromatic polymer enclosing rubber nodules. The invention is characterised in that it includes a step for polymerising at least one vinylaromatic monomer in the...  
WO/2000/009574A1
An improved method for removing initiators from grafting products, in which grafting was initiated by Cer-(IV) salts, is disclosed. According to said method the grafting procuct is washed with a mineral acid solution of ascorbic acid.  
WO/2000/008064A1
By copolymerisation of compounds which are acid or have a hydroxy or epoxy function in a casting resin with a filler contents of between 10 and 80 %, moulded parts on a polymethylmethacrylate basis are obtained which pass the B1-test eve...  
WO/2000/007981A1
The invention relates to a compound of formula (Ia), (Ib) or (Ic). The open chain alkoxyamine compounds are useful for the polymerization of ethylenically unsaturated monomers. The compounds of the present invention provide polymeric res...  
WO/2000/006687A1
A composition having a plasma-induced, graft polymerized, water-soluble coating for controlling solubility, chemical stability and physical properties is disclosed. A process for making such a composition is also disclosed which involves...  
WO/2000/005275A1
The invention relates to a redispersible powder obtainable by (co)polymerization, using a polymer with cationic functionality in an aqueous medium, optionally accompanied by the use of conventional additives, the polymer with cationic fu...  
WO/2000/005283A1
The invention relates to a method for producing aqueous dispersions of (co)polymers using a polymer with cationic functionality, optionally with the addition of the usual additives. The polymer with cationic functionality is obtained by ...  
WO/2000/005276A1
The invention relates to a process for the preparation of aqueous dispersions of latex particles having a heterogeneous morphology by a semicontinuous emulsion polymerization, comprising the emulsion polymerizing of ethylenically unsatur...  
WO/2000/004080A1
Disclosed are microporous, open-celled polymeric foams formed by polymerizing a high internal phase water-in-oil emulsion comprising a continuous oil phase and discontinuous water phase where the foam has a Limiting Oxygen Index (LOI) va...  
WO/2000/002932A1
The present invention provides a high temperature continuous polymerization and condensation process for preparing a polymeric product. The process includes continuously charging into a reaction zone: at least one radically-polymerizable...  
WO/2000/002937A1
An interpenetrating polymer network (IPN) composition and a process for the manufacture of hydrogel contact lens using the invention material. The polymeric materials are formed by polymerization of: (1) an unsaturated alkyl(meth)acrylat...  
WO/2000/002938A2
Novel water-soluble or water-dispersible grafted copolymers comprising polyvinyl alcohol, vinylpyrrolidone or oxyalkylene oligomer or polymer units and hydrophilic copolymer units derived from ethylenically unsaturated anionic and amphot...  
WO/2000/002933A1
The present invention provides a high temperature continuous polymerization and condensation process for preparing a polymeric product. The process includes continuously charging into a reaction zone: at least one radically-polymerizable...  
WO/2000/000546A1
Photo-curable polymer composition comprising: (a) a first block copolymer comprising at least two blocks A of polymerised mono-vinyl aromatic monomer, at least one block B of polymerised conjugated diene monomer, and, optionally, a resid...  

Matches 601 - 650 out of 6,927