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7615522 |
Polymers produced by atom transfer radical polymerisation technique with structurally modified terminal groups
The present invention relates to a block copolymer prepared by ATRP, wherein the polymer chain terminal group is structurally modified with the functionally effective group of a lubricant or...
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7314902 |
Hot-melt adhesive
The present invention provides a hot-melt adhesive composition comprising a blend of: a reactive filler comprising an aluminum compound, a magnesium compound, a calcium compound, a barium compound...
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7244784 |
Aqueous nanoparticle dispersions
New aqueous PNP dispersions are disclosed. A method of preparing an aqueous PNP dispersion from solvent-based PNPs having a diameter in the range of from 1 to 50 nanometers is disclosed. An...
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7163983 |
Olefinic thermoplastic elastomer sheet, process for production thereof, and laminates
An olefin thermoplastic elastomer sheet which has the same or similar rubber elasticity, flexibility and molding and processability as those of the conventional olefin thermoplastic elastomer...
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6914097 |
Process for producing acid functionalized polyolefins and products
A process for producing acid functionalized polyolefins by hydrolyzing maleic anhydride grafts using a dispersion technique is provided. Acid functionalized polyolefin powders produced by the...
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6884851 |
Polyolefins and process for manufacturing them
Process for producing polyolefins, comprising the following steps:
a) grafting of acid groups onto polyolefins by means of a graftable monomer bearing at least one functional group chosen...
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6815515 |
Colorless polymaleates and uses thereof
A low color or colorless polymaleate as determined by a Gardner color number of 8 or less, said polymaleate is prepared by aqueous solution polymerization of 70 to 99.9 weight percent of maleic...
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6730764 |
Concrete hardening retarder
A concrete retarder comprises a polymer (A) having the concrete set retarding ability. The polymer (A) has, as a structural unit, a low glass transition temperature (Tg) component with a Tg of not...
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6716929 |
Superabsorbent polymers having a slow rate of absorption
Superabsorbent polymers having a slow rate of absorption, and a process for their preparation. The superabsorbent polymer has a slow rate of absorption, is crosslinked with a covalent crosslinking...
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6653410 |
Method for treating resin composition
Disclosed is a treating method of a resin composition comprising: kneading a resin composition comprising a thermoplastic resin, 0 to 0.7 part by weight, based on 1 part by weight of the...
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6653408 |
Compositions comprising a functionalized block copolymer crosslinked with aluminum acetylacetonate
In one embodiment, this invention provides a composition comprising a functionalized block copolymer crosslinked with acetylacetonate. The crosslinked block copolymer has improved solvent...
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6586534 |
Agglomerated particles of finely divided polymers which are water-soluble or capable of swelling in water and contain ammonium carboxylate groups
Agglomerated polymer particles of finely divided, water-soluble or water-swellable polymers containing ammonium carboxylate groups are prepared by azeotropic removal of water from water-in-oil...
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6586532 |
Polyolefins and method for the production thereof
Process for producing polyolefins, comprising the following steps: a) grafting of acid groups onto polyolefins by means of a graftable monomer bearing at least one functional group chosen from a...
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6451924 |
Hydrogenated block copolymers and optical media discs produced therefrom
The present invention is directed to a hydrogenated block copolymer of a vinyl aromatic and butadiene which is useful in the preparation of optical media discs having very low birefringence.
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6423769 |
Acid functional two-stage polymer dispersion with neutralization between polymerization stages
An aqueous polymer dispersion wherein the polymer particles include at least two different water-insoluble polymers P and P′, obtained by free-radical polymerization of ethylenically unsaturated...
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6211301 |
Method for production of antifouling resin and antifouling resin composition
Antifouling resins and methods for the production of an antifouling resin comprising reacting (i) a base resin (A) simultaneously comprising a carboxyl group and a group having a polyalkylene...
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6200640 |
Polymer composition and process for treating leather and fur skins
Aqueous solutions or dispersions of copolymers obtainable by free-radical copolymerization of (a) from 20 to 90% by weight of at least one monoethylenically unsaturated C 4 -6 -dicarboxylic acid...
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6156244 |
Storage-stable hydrogels
The present invention relates to a process for the preparation of storage-stable hydrogel mouldings, the storage stability of which can be established by controlled hydrolysis. At the same time as...
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RE36657 |
Denture adhesive composition
A denture adhesive composition contains a denture adhesive and a pharmacologically acceptable carrier in which the denture adhesive is a salt of a copolymer of maleic acid or anhydride and a 1 to 5...
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5976382 |
Removal of proteins from aqueuos media by precipitation
There is provided water insoluble cross-linked polycarboxylic acid having at least two strands in a strand skeleton of the formula: ##STR1## wherein one carbonyl group of at least one maleoyl...
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5962140 |
Golf ball comprising fluoropolymer
A golf ball having a core and/or an intermediate layer comprising a functionalized fluoropolymer wherein the fluoropolymer may be a perfluoropolymer that is sulfonated or carboxylated or a...
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5814706 |
Polymeric dispersants via novel terpolymers
Novel terpolymers are disclosed which comprise the reaction product of a high molecular weight olefin, such as polybutene or polypropylene, with an unsaturated acid reactant, such as maleic...
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5792818 |
Process for hydrolyzing maleic anhydride copolymers
A catalytic process for the hydrolysis of alkyl vinyl ether/maleic anhydride copolymers, involving a base catalyst.
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5770656 |
Partial fluoroesters or thioesters of maleic acid polymers and their use as soil and stain resists
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...
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5760166 |
Water-soluble compounds derived from a homopolymer or copolymer of maleic anhydride, and applications of the said compounds to supporting biological molecules
Water-soluble compound derived from a homopolymer or copolymer of maleic anhydride having available anhydride functional groups and hydrolyzed anhydride functional groups, wherein the hydrolyzed...
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5750445 |
Treatment of polyamide materials with partial fluoroesters or fluorothioesters of maleic acid polymers and sulfonated aromatic condensates
The present invention comprises a process for providing soil resistance and resistance to staining by acid dyes to fibers and textiles by simultaneous or sequential application of a sulfonated...
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5691066 |
Golf ball comprising fluoropolymer and method of making same
A golf ball having a covering or coating consisting in whole or in part of a sulfonated or carboxylated fluoropolymer wherein the fluoropolymer comprises 1-100% of the covering or coating. The...
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5635568 |
Reactive extrusion process for making mixed salts of polymers containing an anhydride, acid or ester side groups
A process of making a mixed salt of a polymer containing an anhydride, acid or ester side groups therein which comprises: (a) forming a reaction mixture of the polymer, mixed salt compounds and...
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5558675 |
Process for aftertreating tanned leather and pelts
A process for aftertreating tanned leather and pelts to impart a very soft and supple handle and good fullness to them, which comprises subjecting the leather or pelts to an aftertreatment with a...
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5534597 |
Water insoluble cross-linked acid compositions
There is provided water insoluble cross-linked polyhydroxy polycarboxylic acid having at least two strands each having a strand skeleton of the formula: ##STR1## wherein one carbonyl group of at...
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5521256 |
Process for hydrolyzing and neutralizing a crosslinked polymer of maleic anhydride and a C.sub.1 -C.sub.5 alkyl vinyl ether, optionally with a hydrophobic monomer, substantially instantly at room temperature
A process for hydrolyzing and neutralizing a crosslinked polymer of maleic anhydride and a C 1 -C 5 alkyl vinyl ether, and, optionally a hydrophobic monomer, in anhydride form substantially...
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5521267 |
Mixtures of polymers with water
Emulsifier-free synthetic resins and mixtures of synthetic resins with water are used as binders for water-borne printing inks and printing varnishes. The resins contain: (a) a polymer resin A...
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5516853 |
Process for the production of water-dilutable binders and their use in coating compositions
The present invention relates to a process for the production of oxidatively crosslinkable, water-dilutable binders by a) forming a copolymer having intramolecular carboxylic anhydride groups by...
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5412022 |
Lyo gel, its production and its use for sealing
A lyo gel is provided in which the gelling agent is an organic, fully synthetic polymer, which is crosslinked via its carboxylic acid groups and via metal compounds, and the swelling agent is a...
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5385983 |
Process for preparing a water-absorbent polymer
The subject invention provides a process for preparing a water-absorbent polymer by the addition of a surface crosslinking agent to a hydrogel. In particular, the subject invention provides a...
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5364541 |
Method to impart coffee stain resistance to polyamide textile substrates
The present invention provides methods and compositions to impart coffee stain resistance to polyamide textile substrates such as carpets. The compositions comprise either (i) a copolymer selected...
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RE34791 |
Polymer bound hindered amine light stabilizers
Polymer bound hindered amine light stabilizers are prepared by reacting hindered amine light stabilizers containing reactive hydrazide functionalities with anhydride containing polymers or...
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5359010 |
Method to impart coffee stain resistant to polyamide textile substances
The present invention provides methods and compositions to impart coffee stain resistance to polyamide textile substrates such as carpets. The compositions comprise either (i) a copolymer selected...
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5346974 |
Polyether polycarboxylate compositions useful as detergent builders
This invention provides polyether polycarboxylate compositions selected from the group consisting of polyether polycarboxylates which may be prepared by oxidizing copolymers of furan and maleic...
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5336727 |
Maleic anhydride copolymer
A maleic anhydride copolymer comprising maleic anhydride units (I), conjugated diene units (II) and aliphatic monoolefin units (III) is provided. This copolymer has a weight-average molecular...
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5304616 |
Denture stabilizing compositions having improved hold
Disclosed are stabilizer compositions comprising specific mixed partial salts of a lower alkyl vinyl ether-maleic acid copolymer wherein said partial salts containing from about 15% to about 40%...
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5252662 |
Low viscosity acrylic hot melt adhesives
A low viscosity hot melt acrylic pressure sensitive adhesive polymer is formed by bulk polymerization of at least one alkyl acrylate monomer containing from about 4 to 8 carbon atoms in the alkyl...
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5244982 |
(Co)polymer cross linking process, cross-linked compositions, uses and shaped objects
Method for crosslinking (co)polymers comprising chlorine, ester, NH or carbonate groupings, according to which said (co)polymer is reacted at between 100° and 300° C., and without the presence of...
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5241009 |
Polymeric composition containing carboxy nueutralized with lithium or potassium
A polymeric composition specifically adapted to absorb blood and other proteinaceous fluids and having repeating units, said polymeric composition comprising pendant neutralized carboxyl groups...
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5239017 |
Continuous process for the production of pressure sensitive adhesive mass compositions and articles made therefrom
A continuous process for the production of pressure sensitive adhesive mass compositions and adhesive elements which exhibit excellent properties with respect to a variety of substrates, which is...
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5204414 |
Salts of polyalkyl vinyl ether maleic anhydride and dental prosthesis adhesive produced therefrom
Salts of lower alkyl vinyl ether/maleic anhydride are described as active components in dental adhesives. A process for the preparation of these salts is described. The salts are partially...
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5189113 |
Preparation of homogeneous ionically crosslinked ethylene copolymer in twin screw extruder
Ionically crosslinked ethylene copolymers are prepared by reacting the corresponding ethylene copolymer in a mixing zone of a twin-screw extruder with a solid metal compound and subsequently...
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5147941 |
Denture adhesive
According to this invention, there is provided a denture adhesive which is a mixed partial salt of a copolymer of maleic anhydride and acrylic acid (or methacrylic acid), optionally including a C 1...
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5145906 |
Super-absorbent polymer having improved absorbency properties
Super-absorbent polymers having superior dryness properties when incorporated into absorbent articles are made from acrylic acid and crosslinking agent polymerized under controlled conditions.
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5142036 |
Polyoxyalkylene alkenyl ether-maleic ester copolymer and use thereof
A copolymer of (a) a polyoxyalkylene alkenyl ether represented by formula (I): ##STR1## wherein Z is a residue of a compound having from 2 to 8 hydroxyl groups; AO is an oxyalkylene group having...
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