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WO/1997/039035A1 |
Blown films of linear low density polyethylene are produced by a high stalk process comprising extruding the linear low density polyethylene through an annular die to form an extruded tube of molten material, cooling the extruded tube wh...
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WO/1997/038026A1 |
This invention provides a method by which an alkylstyrene containing polymer may be exclusively functionalized at the primary benzylic carbon site of the styrenic monomer. The process of this invention comprises the treatment of an alkyl...
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WO/1997/036741A1 |
The present invention generally relates to polymeric compositions capable of providing enhanced cross-linking efficiency, to single and multilayer films having the subject composition contained within at least one layer of said film, to ...
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WO/1997/036950A1 |
An alkylated porous resin having a specific surface area of 50 to 600 m2/g, obtained by polymerizing a monomer mixture comprising, based on the total weight of monomers, 15 to 97 % by weight of divinylbenzene, 0 to 82 % by weight of at l...
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WO/1997/033926A1 |
A copolymer having units of Formula (II) wherein M is H, alkali metal, ammonium cation, or a mixture thereof; N is OM or a mixture of OM, OR, and NR1R2 in a molar ratio of (OM):(OR):(NR1R2) of [1-(e+f)]:e:f, wherein e and f are each inde...
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WO/1997/032911A1 |
The invention concerns water-soluble cross-linkable copolymers having a molecular weight of 500000 and comprising: a) between 20 and 95 wt.% sulphonic-acid- or sulphonate-group-containing monomer units; b) between 4 and 80 wt.% N-methylo...
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WO/1997/032904A1 |
The invention concerns water-soluble cross-linkable protective colloids having a molecular weight of 500000 and comprising: a) between 20 and 95 wt.% sulphonic-acid- or sulphonate-group-containing monomer units; b) between 4 and 80 wt.% ...
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WO/1997/031028A1 |
A diene rubber comprising a conjugated diene polymer or a conjugated diene/aromatic vinyl copolymer having a quaternary ammonium group bearing four carbon atoms bonded to the nitrogen atom at least one end of the polymer chain which has ...
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WO/1997/025369A1 |
A composite membrane is provided in which a porous substrate is impregnated with a polymeric composition comprising various combinations of 'alpha','beta','beta'-trifluorostyrene, substituted 'alpha','beta','beta'-trifluorostyrene and et...
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WO/1997/025477A1 |
A low surfactant content latex polymer suitable for use as a barrier layer is disclosed. The latex polymer comprises an aryl vinyl monomer, an aliphatic conjugated diene monomer, and an acrylamide-based monomer. The latex polymer has a m...
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WO/1997/021741A1 |
The invention relates to a process for the preparation of copolymerisates of vinyl aromatic compounds at temperatures ranging from -80 �C to 150 �C in the presence of metallocene catalyst systems, polymerisation occurring using a tig...
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WO/1997/020872A1 |
Resins which are the copolymers an alpha-olefin, a cyclic olefin, and an aromatic-group-containing monomer are provided. The cyclic olefins retain their cyclic structures and the aromatic-group-containing monomers retain their aromatic s...
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WO/1997/018248A1 |
A process for producing copolymers from vinylaromatic and olefinic compounds involving polymerisation in dispersion in the presence of metallocene catalyst systems.
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WO/1997/016488A1 |
A polymer useful as an inorganic pigment dispersant is provided. The polymer is derived from monomers consisting essentially of an ethylenically unsaturated aromatic monomer, an ethylenically unsaturated dicarboxylic acid monomer, and an...
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WO/1997/013024A1 |
A group of polymers for treatment of cellulose based materials which are characterised by a functional group which binds the polymer to the material. This allows treatment of, for example cotton based fabrics, to improve, for example, th...
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WO/1997/011218A1 |
A composition of partial esters or thioesters formed from copolymers of maleic anhydride and perfluoroalkyl alcohols or perfluoroalkyl thiols is disclosed, and a process for providing soil and stain resistance to fibers by application of...
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WO/1997/010285A1 |
The present invention is an improved method and apparatus for making fiber polymer optical fiber cable and graded index optical fibers. The polymer can be any shape including, but not limited to sheets, films or cable. The present invent...
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WO/1997/008134A1 |
A novel ethylenically-unsaturated 1,3-diketoamide functional compound, polymers comprised thereof, and latex formulations containing polymeric ingredients having 1,3-diketoamide functional pendant moieties are disclosed. The 1,3-diketoam...
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WO/1997/007832A1 |
Absorbent foam materials that are capable of acquiring and distributing aqueous fluids, especially discharged body fluids such as urine. These absorbent foams combine relatively high capillary absorption pressures and capacity-per-weight...
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WO/1997/006188A1 |
Polyalkenylaromatic-polyethylene copolymers are prepared using protected functional organolithium initiators. Polymerization of an alkenylsubstituted aromatic monomer followed by ethylene, results in a protected functional block polystyr...
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WO/1997/005175A1 |
The present invention provides a functionalized styrenic polymer or copolymer which contains functionalized styrene moiety having formula (I), wherein R1 is hydrogen, alkyl, primary and secondary halo alkyl groups; and R2 is formula (II)...
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WO/1997/004013A1 |
The invention concerns redispersable cross-linkable dispersion powders made from water-insoluble copolymers of ethylenically unsaturated monomers plus, optionally, additives such as protective colloids and anti-blocking agents. The dispe...
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WO/1997/001603A1 |
A polymer useful as an inorganic pigment dispersant is provided. The polymer is derived from monomers consisting essentially of an ethylenically unsaturated aromatic monomer, an ethylenically unsaturated acid monomer, and an ethylenicall...
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WO/1996/040824A1 |
The invention relates to the use of polymeric foam materials for insulation. These polymeric foams are prepared by polymerization of certain water-in-oil emulsions having a relatively high ratio of water phase to oil phase, commonly know...
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WO/1996/040800A1 |
The invention relates to peroxide- or radiation-curable copolymer containing compositions and to the resulting radiation- or peroxide-cured compositions. The compositions may optionally contain a reinforcing filler. Copolymers employed i...
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WO/1996/040823A1 |
The present invention relates to compressable polymeric foam materials useful as insulation. These polymeric foams are prepared by polymerization of certain water-in-oil emulsions having a relatively high ratio of water phase to oil phas...
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WO/1996/039379A1 |
Sulfonyl fluoride substituted 'alpha','beta','beta'-trifluorostyrene monomers are disclosed. The monomers are incorporated into polymeric compositions which are conveniently hydrolyzed to produce polymeric compositions which include ion-...
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WO/1996/038488A1 |
A network polymer that contains: (a) a plurality of polymer chains which are derived from one or more ethylenically-unsaturated monomer(s); and (b) at least one linking group which links the polymer chains and which contains anhydride, c...
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WO/1996/034699A1 |
This invention provides a process for surface sizing paper or paperboard involving applying a surface sizing composition containing a mixture of starch and a surfactantless stable vinyl polymer microemulsion, followed by drying. The viny...
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WO/1996/032429A1 |
This invention provides polymers useful in coating compositions. The polymers are prepared via a free radical polymerization using ethylenically unsaturated monomers. The polymers of this invention possess pendant allylic groups which ar...
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WO/1996/030899A1 |
The present invention provides a non-halogenated vinyl oligomer wherein the oligomer comprises a plurality of pendant nitrile groups and at least one pendant dispersing group; wherein the oligomer has a glass transition temperature of ab...
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WO/1996/028484A1 |
A function-containing porous resin obtained by polymerizing a monomer mixture which comprises, based on the total content of the monomers, from 15 to 97 % by weight of divinylbenzene, from 0 to 82 % by weight of at least one aromatic vin...
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WO/1996/025440A1 |
A polystyrene polymer crosslinked by 1.5 % to 8 % with divinylbenzene based on the total weight of the polymer and having a minimum weight average molecular weight of 10000 wherein 50 to 100 % of the aromatic groups of the polystyrene ar...
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WO/1996/021681A1 |
Absorbent foams materials that are capable of acquiring and distributing aqueous fluids, especially discharged body fluids such as urine. These absorbent foams combine relatively high capillary absorption pressures and capacity-per-weigh...
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WO/1996/021682A1 |
Foams capable of absorbing blood and blood-based fluids, especially menses. These absorbent foams have high capillary absorption pressures required of absorbents used in catamenial products, yet have sufficient openness to allow free mov...
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WO/1996/019286A1 |
Residual chloromethyl groups in methylene-bridged aromatic polymer adsorbents are susceptible to hydrolysis to benzyl alcohol groups and oxidation to benzoic acid groups. The introduction of these hydroxyl and carboxylic acid groups cont...
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WO/1996/018122A1 |
Copolymers formed from dimethacrylates of polyalkylene glycols and vinylic reactive silicones having up to 20 silicon atoms in the substantial absence of additional cross-linking agents are disclosed. The copolymers may include a hydroph...
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WO/1996/016992A1 |
Described is a method of producing emulsion polymers on an industrial scale from at least partially hydrophobic monomers in an agitator reactor vessel with a useful volume of 2 to 80 m3, using a metering technique with a monomer-addition...
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WO/1996/016096A1 |
Copolymers comprising poly('alpha'-olefin) having at least few p-alkylstyrene (para-alkylstyrene) groups or/and p-alkylstyrene derivatives within the structure therein, said polymer having monomer units represented by structural formula ...
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WO/1996/016223A1 |
Flexographic or other printed paper is deinked by a process which comprises pulping in the presence of an emulsion of crosslinked, insoluble, ionisable and swellable polymer particles. The emulsion preferably provides a viscosity (at 3 %...
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WO/1996/012560A1 |
The invention provides an ion exchange resin catalyst containing a sulfonated styrene-divinylbenzene copolymer and having porous structure. The catalyst of this invention is suitable for the condensation of phenols and carbonyl compounds...
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WO/1996/009329A1 |
Flame retardant additive for plastics, compositions containing the additive, and methods for preparing the additives and compositions. The additives include a halostyrene-glycidyl (meth)acrylate copolymer. The compositions include a ther...
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WO/1996/008522A1 |
A process for producing a multicomponent styrene/(meth)acrylate copolymer by conducting the aqueous solution polymerization of a monomer mixture comprising (1) 30-50 mol.% of a styrene compound, (2) 5-20 mol.% of a half-ester of an 'alph...
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WO/1996/007681A1 |
The subject invention provides a thermoset elastomer comprising a crosslinked pseudorandom or substantially random interpolymer of: (a) from 15 to 70 weight percent of at least one 'alpha'-olefin, (b) from 30 to 70 weight percent of at l...
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WO/1996/006893A1 |
A styrene ionomeric composition is disclosed for use in plastisols. Polystyrene ionomers such as sulfonated polystyrene or carboxylated polystyrenes with covalent cross-links, exhibit improved general mechanical properties when small amo...
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WO/1995/034586A2 |
Thermoplastic moulding materials contain as essential components: (A) 10 to 100 % by weight copolymers from monomers having the general formulas (I) and (II), in which R1 stands for H or an alkyl residue with 1-22 C atoms; R2 stands for ...
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WO/1995/031447A1 |
A method for preparing a desired benzoxazine compound comprises preparing a substantially homogeneous reaction mixture that includes a phenolic compound, a primary amine, and an aldehyde, but no solvent other than for the solvency which ...
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WO/1995/030936A1 |
A toner resin excellent in fixability, prevention of offset, blocking resistance, and image stability. The resin comprises a polymer composed of (a) aromatic vinyl units, (b) acrylic or metacrylic compound units and (c) polyfunctional co...
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WO/1995/027006A1 |
A non-vinyl-chloride plastisol which can be stored at room temperature for long and has excellent toughness and heat resistance. It is prepared by dispersing 100 parts by weight of copolymer particles having a number-average particle dia...
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WO/1995/026373A1 |
Improved application latitude, including blister resistance, has been found attainable by using a coating formulation that includes a water dispersible resin including the addition copolymerization reaction product of vinyl monomers incl...
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