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7622544 |
Process for preparation of biodegradable polymers and resins from proteins, and plastics obtained thereby
A method for preparing polyester/polyamide polymers, resins and plastics from proteins is disclosed. Using nitrous acid or nitrous oxide, a protein is converted to a hydroxyl carboxyl polyamide...
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7537715 |
Self-poled electro-optic and nonlinear optical polymer, method of manufacturing the polymer, and film manufactured from the polymer
A polyamic ester (PAE) film, which shows an electro-optic (EO) and nonlinear optical (NLO) properties without a poling process, is prepared. The chromophore in the film seems to be slightly...
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7514526 |
Process for preparing a stabilized polyester
The present invention discloses a process for the preparation of a stabilized polyester that is low in the generation of aldehydes which comprises reacting one or more diacids with one or more...
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7511081 |
Recycled method for a wasted polymer which is mixed polyester polyamide and reclaimed materials thereof
The present invention relates to a recycling method of a mixed waste of polyester and polyamide (hereinafter, referred to as “mixed waste”) in which polyesters including polyethylene...
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7510811 |
Toner for developing electrostatic image and resin particle disperision solution for toner for developing electrostatic image
A toner for developing an electrostatic image of the present invention contains toner particles obtained by forming coagulated particles by mixing a resin particle dispersion solution containing...
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7501373 |
Polymerization catalyst for polyester production, polyester, and process for producing polyester
Embodiments of the present invention are directed to a polymerization catalyst used to produce polyester. The catalyst comprises at least one metal-containing component, excluding antimony or...
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7491792 |
Polymer powder with block polyetheramide, use in a shaping process, and moldings produced from this polymer powder
Moldings can be produced from a polymer powder containing at least one block polyetheramide containing an oligoamide dicarboxylic acid and a polyetheramine; wherein the powder is suitable for use...
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7465779 |
Polyhydroxyalkanoate having vinyl group, ester group, carboxyl group and sulfonic acid group, and production method thereof
A novel polyhydroxyalkanoate having a reactive functional group in a molecule, and a production method thereof, etc. are provided. By utilizing the vinyl group of polyhydroxyalkanoate which...
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7435788 |
Biobeneficial polyamide/polyethylene glycol polymers for use with drug eluting stents
This disclosure covers polymers, some of which are useful in medical device applications. The polymers comprise at least two different blocks, at least one L1 block with the formula
and at...
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7427394 |
Biodegradable poly(β-amino esters) and uses thereof
Poly(β-amino esters) prepared from the conjugate addition of bis(secondary amines) or primary amines to a bis(acrylate ester) are described. Methods of preparing these polymers from commercially...
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7407544 |
Polymeric dispersants based on addition of amines to dialkylsuccinyl succinate or its derivatives
Dispersants for pigments as well as dispersions of pigments containing them, and compositions such as inks and coatings containing them are described. The dispersants are the reaction product of a...
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7358324 |
Manufacturing 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...
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7332561 |
Polytrimethylene terephthalate composition particles and process for producing same
Poly(trimethylene terephthalate) composition particles comprising 80% by weight or more of trimethylene terephthalate units based on the entire repeating units, having an intrinsic viscosity from...
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7309757 |
Polymers for the delivery of bioactive agents and methods of their preparation
Provided is a poly(amino ester) having a polymer backbone comprising at least one secondary amine linkage and at least one tertiary amine linkage in the polymer backbone. Poly(amino ester)s are...
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7297756 |
Melt-adhesives for sealing off rocks or building materials
Polyamide hot-melt adhesives based on the reaction products of polymeric fatty acids, C 14 -C 18 monocarboxylic acids, C 6 -C 12 dicarboxylic acids and diamines which do not contain any...
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7291666 |
Emulsion polymer resin composition
The present invention has for its object to provide an emulsion polymer resin composition adapted to give a coating film having an excellent appearance in terms of gloss, image sharpness, and...
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7250484 |
Method for producing enhanced solid state
A method for enhancing solid state polymerization of polyethylene terephthalate is disclosed in which at least one monomeric unit of diacid and/or dimethyl ester comprising at least one pendant...
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7244803 |
Poly-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...
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7238770 |
Methods of making imide-modified polyester resins
The present invention relates to methods of making imide-modified polyester imide resins. The present invention further relates to forming these imide-modified polyester imide resins into articles,...
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7226971 |
Polyester resin with carbamate functionality, a method of preparing the resin, and a coating composition utilizing the resin
The present invention is directed to a polyester resin for use in a coating composition. The polyester resin is the reaction product of a first compound comprising a plurality of hydroxyl groups, a...
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7220802 |
Self-crosslinking alkyd dispersion
A coating composition is produced by forming an aqueous dispersion of a crosslinking agent and a resin that comprises the reaction product of an alkyd polymer, an optional surfalkyd, diacetone...
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7196127 |
Biodegradable polyesteramide and preparation method
A biodegradable polyesteramide and preparation method, having a formulation that contains (a) a diacid: 30%˜70% by weight (b) a diol: 10%˜50% by weight (c) an amide: 5%˜70% by weight (d) a...
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7193020 |
Film and laminate of the same
A film comprising a resin alloy of a liquid-crystalline polyester, a polyimide and an optional inorganic filler is provided. The film is excellent in heat resistance and dimensional stability.
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7173101 |
High toluene diisocyanate-stable blue colorants
An inventive blue colorant comprising a chromophore having at least one hydroxy group-terminated polyester chain attached, through a suitable alkylamino linking group (or groups), to the...
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7157548 |
Crosslinked sulfonated polyimide films
The present invention relates to a new sulfonated polyimides, more specifically to new methods for preparing the polyimides, and cation exchange membranes containing the polyimides. The sulfonated...
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7135543 |
Polyamic ester having moieties of electro optic and nonlinear optical compound in side chains as an electro optic and nonlinear optical polymer, manufacturing method therefor and film manufactured therefrom
The invention relates to a polymer material having electro optic and nonlinear optical properties suitable for manufacturing a device using the electro optic and nonlinear optical properties. More...
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7122617 |
Polybenzazole precursor film, polybenzazole film and method of producing the same
The first film of the present invention is a film produced by solidifying a polybenzazole precursor that has been oriented in a given direction by the application of a magnetic or electric field....
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7108807 |
Methods for producing a dielectric, dielectric having self-generating pores, monomer for porous dielectrics, process for preparing poly-o-hydroxyamides, process for preparing polybenzoxazoles, and processes for producing an electronic component
Poly-o-hydroxyamides include binaphthyl substituents as repeating units. The poly-o-hydroxyamides can be cyclized to give the polybenzoxazole by heating. Pore formation occurs, so that a dielectric...
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7105260 |
Binder resin for toner and toner
A binder resin for a toner comprises a polyester component having a specific structure which is not soluble in tetrahydrofuran, and a polyester component having a specific branched structure which...
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7101612 |
Pre-moistened wipe product
The present invention provides ion-sensitive, water-dispersible polymers. The present invention also provides a method of making ion-sensitive, water-dispersible polymers and their applicability as...
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7101538 |
Polyesteramine ingredient and use of same
The present invention provides a polyesteramine, a composition having a polyesteramine according to the present invention as an active ingredient and methods for improving hair detangling, wet and...
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7098293 |
Polyesteramide copolymer
A polyesteramide copolymer having a glass transition temperature (Tg) of less than or equal to 0° C., contains at least one hard segment containing at least one amide bond, and at least one soft...
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7091303 |
Oil soluble hyperbranched polyesteramides
The invention relates to a method to produce a modified hyperbranched polyesteramide, containing at least two β-hydroxylamide ester groups and optionally also a hydroxyalkylamide endgroup, wherein...
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7056988 |
Polymer compound, process for producing the same, molded article and process for producing the same
A polymer compound contains a cyclic structure represented by the following general formula (1):
wherein each of X and Y represent an alkylene group or the like, where X and Y may be the same...
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7037527 |
Bifunctionalized polyester material for surface treatment and biomodification
The invention features a method of treating polyester material to generate functional carboxylic acid and amine groups. These functional groups can be used as sites for covalent bond formation to...
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7022807 |
Liquid-crystalline polyester solution composition
A liquid-crystalline polyester solution composition comprises an aprotic solvent and liquid-crystalline polyester. The liquid-crystalline polyester includes at least one of repeating unit selected...
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7011930 |
Method for control of temperature-sensitivity of polymers in solution
Temperature sensitive, water soluble polymers are disclosed, together with a method for control the LCST of the polymer. The polymers include hydrophillic components and hydrophobic components...
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6998115 |
Biodegradable poly(β-amino esters) and uses thereof
Poly(β-amino esters) prepared from the conjugate addition of bis(secondary amines) or primary amines to a bis(acrylate ester) are described. Methods of preparing these polymers from commercially...
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6979719 |
Coating composition comprising a compound comprising at least one bicyclo-orthoester group and at least one other functional group
The invention pertains to a coating composition comprising a compound comprising at least one bicyclo-orthoester group and at least one other functional group. The invention also comprises a...
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6967234 |
Alkyd-lactone copolymers for medical applications
The present invention is directed to biodegradable, biocompatible polymers that are the reaction product of a polybasic acid or derivative thereof, a monoglyceride and a lactone monomer, as well as...
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6958374 |
Polyamide moulding material with improved properties
The present invention relates to semiaromatic semi-crystalline thermoplastic polyamide moulding materials having improved processing behavior, increased flowability, improved surface quality and...
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6949618 |
Polymer compound, precursor for the same and thin film-forming method using the same polymer precursor
Provided are polyimide and a thin film thereof which have a three-dimensional structure and therefore are excellent in a mechanical strength and a heat resistance as compared with those of...
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6946088 |
Thermosetting coating mass
The invention relates to a thermosetting coating mass, comprising a carboxyl functional polyester, and/or a carboxyl functional polyacrylate, a β-hydroxyalkylamide, in which a portion of the...
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6933352 |
Amphiphilic compounds having a dendritic branch structure
An amphiphilic compound having a dendritic branch structure represented by general formula (I):
In the formula (I), R 0 is a hydrophilic group; R 1 and R 2 are independently a hydrophobic...
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6908957 |
Curable electron donor compounds
Electron donor compounds, suitable for use as adhesives or as components in adhesives, contain a carbon to carbon double bond attached to an aromatic ring and conjugated with the unsaturation in...
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6861468 |
Polyester resin composition
A polyester resin composition containing a thermoplastic polyester resin; a polyester copolymer containing a monomer having at least one of an amino group, an imino group, an amido group, and a...
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6858700 |
Polymerizable higher diamondoid derivatives
Higher diamondoid derivatives capable of taking part in polymerization reactions are disclosed as well as intermediates to these derivatives, polymers formed from these derivatives and methods for...
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6846400 |
Cathodic electrodeposition coating agents
Cathodic electrodeposition coating agent containing 0.1 wt-% to 5 wt-%, based on the resin solids, of at least one polymer having an acid value of 20 to 100 mg KOH/g and a content of lateral and/or...
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6835391 |
Poly (ether ester amide) and poly (ether ester urethane) copolymers
The invention relates to new biologically degradable aliphatic copolymers of the polyesteramide or polyesterurethane type. The invention further relates to a method for preparing the copolymers and...
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6825300 |
Process for making a fluoropolymer having nitrile end groups
The present invention discloses a process for making a fluoropolymer having nitrile endgroups. The process comprises a free radical polymerization of one or more fluorinated monomers in the...
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