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Class 525/420 - Solid polymer derived from an amino carboxylic acid or derivative; from a polyamine and a polycarboxylic acid or derivative; from at least one lactam; or from a polyamine salt of a polycarboxylic acid


Subclass of Class 525 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein the solid polymer is derived from
No. of patents: 1005
Last issue date: 12/20/2011


1                      
NumberTitleIssue Date
8080617Aliphatic polyester-amide compositions and a process for producing the same
The invention is a method for increasing the molecular weight of and optionally providing branching in a polymer which has a first repeat unit, which comprises the residual of a condensation reaction of an aliphatic dicarboxylic acid and either a bisamide diol or a ...
12/20/2011
8076423Polyphenylene sulfide resin composition
A process for producing a polyphenylene sulfide resin composition includes melt-kneading about 99 to about 60 wt % of a polyphenylene sulfide resin (a) and about 1 to about 40 wt % of a polyamide resin (b), and about 0.1 to 10 parts by weight of a compatibilizing ag...
12/13/2011
7834099Imide-naphthoxazine copolymer
An imide-naphthoxazine copolymer comprising a repeating unit represented by General Formula (1) below: (wherein X and Y independently represent a single bond, an oxygen atom, a carbonyl group, or an organic group which may ...
11/16/2010
7763684Phosphorus dendrimers, preparation method thereof and use of same for the extraction of actinides and lanthanides
The invention relates to novel phosphorus-containing dendrimers having a core, at least one generation and an external layer consisting, completely or partly, of identical or different units, the said units satisfying the following formula (I):
07/27/2010
7671141Second order nonlinear optical polyimides having benzobisthiazole-based pendant groups, and preparation of the same
Disclosed herein are second order nonlinear optic polyimide polymers comprising repeating units represented by the formula: wherein each of the substituents is given the definition as set forth in the Specification and Clai...
03/02/2010
7612150Polyamide-based water-soluble biodegradable copolymers and the use thereof
Water-soluble, biologically degradable copolymers based on polyamide are described which contain at least one grafted side chain composed of aldehydes and sulfur-containing acids and salts thereof and optionally at least one compound from the series ketones, aromati...
11/03/2009
7425594Copolymer of glycidyl ester and/or ether with polyol
A copolymer and a process of making the copolymer are disclosed. The copolymer is produced from reacting a glycidyl ester and/or ether with a polyol comprising a functionality of at least 2 wherein at least 50% by weight of the copolymer comprises a minimum of 3n+X ...
09/16/2008
7393905Crosslinked mixed carboxylated polymer network
Method for crosslinking a carboxylated polymer using a triazine crosslinking activator, method for crosslinking a mixture of first and second carboxylated polymers a triazine crosslinking activator, a crosslinked carboxylated polymer having ionic crosslinks, and a c...
07/01/2008
7390497Poly(ester amide) filler blends for modulation of coating properties
Provided herein is a PEA polymer blend and coatings or implantable devices formed therefrom. The PEA polymer blend is formed of a PEA polymer and a material capable of hydrogen bonding with the PEA. The PEA polymer blend can form a coating on an implantable device, ...
06/24/2008
7378471Polymer comprising terminal sulfonic acid group, and polymer electrolyte and fuel cell using the same
The present invention is related to a polymer comprising terminal sulfonic acid groups, which has a high ionic conductivity and good structural stability, does not decompose even under low humidity conditions, and is inexpensive to produce. Furthermore, the present ...
05/27/2008
7375165Thermoplastic composition comprising a hyperbranched polymer additive and articles made using said material
The invention relates to thermoplastic compositions comprising a thermoplastic polyamide matrix and at least one additive which modifies the interaction between the matrix and an agent. The purpose of the invention is to provide an additive which modifies the intera...
05/20/2008
7368502Hydroxyphenyl cross-linked macromolecular network and applications thereof
A dihydroxyphenyl cross-linked macromolecular network is provided that is useful in artificial tissue and tissue engineering applications, such as artificial or synthetic cartilage. The network is made by first providing a polyamine or polycarboxylate macromolecule ...
05/06/2008
7368512Detection and functionalization of dendrimers
A method of detecting unreacted termini within a dendritic structure is achieved by exposing a dendrimer to a single generating compound capable of bonding to and tagging a deprotected but uncoupled termini. A signal generated by the signal generating compound to an...
05/06/2008
7364594Dyeing composition for keratinous fibres comprising an associative polymer and a polymer with acrylamide units, dialkyldiallylammonium halide, and vinylic carboxylic acid
The invention concerns a composition for dyeing and in particular oxidation dyeing of keratinous fibers, in particular human keratinous fibers and more particularly hair, comprising, in a medium suitable for dyeing, at least an oxidation dye and/or a direct dye and ...
04/29/2008
7361715Polymer additives for powder coatings
Star polymers prepared by reacting a highly branched polymer and either a lactone or lactam are disclosed. These star polymers find particular application as additives for powder coating compositions, to improve various performance properties thereof. Powder coating...
04/22/2008
7358324Manufacturing method of co-polyester resins for clear mono-layer containers with improved gas barrier characteristics
A process for producing compositions having improved gas barrier properties, and compositions containing a polyester resin and one or more of another thermoplastic resin and a filler, and may be used to form containers that exhibit improved resistance to gas permeat...
04/15/2008
7355816Load/unload ramps and their compositions
Compositions and materials for use in load/unload ramps in magnetic disk drive assemblies are disclosed, particularly compositions or materials to improve at least one of the desired characteristics of low wear, low cost, high mechanical stability and high moldabili...
04/08/2008
7351787Process for the preparation of activated polyethylene glycols
A process for preparing activated polyethylene glycols is disclosed. In some embodiments, the process includes reacting a molten polyethylene glycol with an activator. In other embodiments, the process includes reacting a polyethylene glycol with an activator in the...
04/01/2008
7348052Sandwich wrappers, fast food wrappers, and gum wrappers comprising PLA resin
A composite wrap material includes a layer of polyactide (PLA) resin interposed between two layers of cellulosic material. ...
03/25/2008
7326256Composition for the oxidation dyeing of keratin fibers, comprising at least one non-oxyalkenylated fatty alcohol, at least one oxidation dye, at least one associative polymer, and at least one amide of an alkanolamine and a C-C fatty acid
Disclosed herein is a composition for the oxidation dyeing of keratin fibers, for example of human keratin fibers such as the hair, comprising, in a medium suitable for dyeing, a) at least one oxidation dye; b) at ...
02/05/2008
7323015Oxidation dyeing composition for keratin fibers comprising a cationic poly(vinyllactam) and at least One C-C fatty alcohol, methods and devices for oxidation dyeing
The disclosure relates to a composition for the oxidation dyeing of keratin fibers, for example human keratin fibers, such as hair, comprising, in an appropriate dyeing medium, at least one oxidation dye, at least one C10-C14 fatty alcohol and ...
01/29/2008
7317053Compositions for imparting desired properties to materials
The present invention relates to aqueous compositions comprising component (A) which comprises at least one water-soluble component comprising at least one functional group that undergoes a crosslinking reaction, preferably upon drying and/or heating; component (B) ...
01/08/2008
7312263Thermoplastic polyamide moulding compositions
The present invention relates to thermoplastic polyamide moulding compositions which contain at least one copolyamide with at least 20% by weight polyamide 12 components and at least one aprotic compound selected from the group of N-alkylated, cyclic carboxylic acid...
12/25/2007
7311980Polyactive/polylactic acid coatings for an implantable device
A polymeric coating for a medical device that comprises poly(lactic acid) and a block copolymer including blocks of poly(ethylene glycol) and poly(butylene terephthalate) is provided. ...
12/25/2007
7307140Polyaspartimides
The present invention relates to novel polyaspartimides, their method of production and the use of these polyaspartimides as reactive components for polyisocyanates in two-component polyurethane coating compositions. The polyaspartimides are prepared by reacting a p...
12/11/2007
7303822Resin structure and use thereof
Provided is a thermoplastic resin structure formed of a resin composition that comprises substantially (a) from 5 to 80% by volume of a polyamide resin and (b) from 20 to 95% by volume of a polyphenylene sulfide resin, which is characterized in that, in morphology t...
12/04/2007
7288608Degradable thiol-ene polymers
A thiol-ene polymeric material is disclosed. The material is produced by the photopolymerization of reactants having thiol and olefin moieties. The material can incorporate encapsulated components, including cells. Additionally, the material can be derivatized by re...
10/30/2007
7285325Membranes having improved mechanical properties, for use in fuel cells
An acid-doped, single-layer or multilayer polymer membrane comprising at least one layer A of a polymer blend with contains: a) from 0.1 to 99.9% by weight of one or more polymers comprising recurring azole units of the formula 1A and/or 1B: ...
10/23/2007
7279174Stent coatings comprising hydrophilic additives
A coating for implantable medical devices and a method for fabricating thereof are disclosed. The coating includes a mixture of a hydrophobic polymer and a polymeric hydrophilic additive, wherein the hydrophobic polymer and the hydrophilic additive form a physically...
10/09/2007
7279594Thermoplastic composition, articles thereof, and method of making the articles
A thermoplastic composition comprises greater than or equal to about 60 wt. % polycarbonate; and about 10 wt. % to about 40 wt. % of a polyimide; wherein weight percents are based on a total weight of the thermoplastic composition. ...
10/09/2007
7279124Nucleation enhanced polyester and its use in melt-to-mold processing of molded articles
Crystallizable polyester compositions containing an aliphatic polyamide crystallization nucleator exhibit controllable and adjustable crystallization rates upon cooling from the melt and are thermoformable in melt to mold processes. ...
10/09/2007
7273904Nanocrystals in ligand boxes exhibiting enhanced chemical, photochemical, and thermal stability, and methods of making the same
Dendron ligands or other branched ligands with cross-linkable groups were coordinated to colloidal inorganic nanoparticles, including nanocrystals, and substantially globally cross-linked through different strategies, such as ring-closing metathesis (RCM), dendrimer...
09/25/2007
7265197Polymeric dispersant
A polymeric dispersant of the structure: wherein R1 is selected from the group consisting of H, CH3, and a combination thereof, and n is an integer from 4 to 200, for use in printing inks.
09/04/2007
7244803Poly-o-hydroxyamide, polybenzoxazole from the poly-o-hydroxyamide, electronic component including a polybenzoxazole, and processes for producing the same
A dielectric for aluminum and copper metalizations is stable at high temperatures. Surprisingly, in spite of the elimination of water during the cyclization, the polymeric dielectrics are very suitable for filling narrow trenches. The filled trenches exhibit no defe...
07/17/2007
7244443Polymers of fluorinated monomers and hydrophilic monomers
A polymer of fluorinated monomers and hydrophilic monomers is provided. It is also provided a polymer blend that contains a polymer of fluorinated monomers and another biocompatible polymer. The polymer of fluorinated monomers or polymer blend described herein and o...
07/17/2007
7241830Organic solvent-free film-forming compositions, multi-layer composite coatings, and related methods
Provided is a film-forming composition substantially free of organic solvent which includes an aqueous dispersion of polymeric microparticles prepared by emulsion polymerization of a monomeric composition containing (1) at least 10 percent by weight of one or more v...
07/10/2007
7241832Biodegradable polymer blends for use in making films, sheets and other articles of manufacture
Biodegradable polymer blends suitable for laminate coatings, wraps and other packaging materials are manufactured from at least one “hard” biopolymer and at least one “soft” biopolymer. “Hard” biopolymers tend to be more brittle and rigid and typically h...
07/10/2007
7230040Fabricating polymers for optical devices
High concentrations of dye may be prepared in combination with thermoplastic polymers and used in optical polymers as monomeric and dimeric molecular solutions. The method of preparing high concentration levels allows the control over the aggregation of dye molecule...
06/12/2007
7226978Techniques to improve polyurethane membranes for implantable glucose sensors
The invention provides an implantable membrane for regulating the transport of analytes therethrough that includes a matrix including a first polymer; and a second polymer dispersed throughout the matrix, wherein the second polymer forms a network of microdomains wh...
06/05/2007
7226486Ready-to-use bleaching compositions, preparation process and bleaching process
Ready-to-use compositions for bleaching human keratin fibers, such as hair, comprising i) at least one anhydrous bleaching composition, in paste form, comprising at least one peroxygenated salt, at least one alkaline agent and from 1% to 35% by weight of at least on...
06/05/2007
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