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| Number | Title | Issue Date |
| 7365124 | Flame retardant resin blends based on polymers derived from 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers A polymer blend consisting essentially of at least one thermoplastic polymer, and a polymer comprising structural units derived from a 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine is disclosed. ... | 04/29/2008 |
| 7312263 | Thermoplastic 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 |
| 7288608 | Degradable 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 |
| 7264637 | Method of inhibiting the burning of natural fibers, synthetic fibers, or mixtures thereof, or fabric or yarn composed of natural fibers, synthetic fibers, or mixtures thereof, and products produced by such methods Methods of inhibiting the burning of natural fibers (e.g., wool, wool fibers, animal hair, cotton), synthetic fibers (e.g., acetate, nylon, polyester, viscose rayon), or blends thereof (e.g., wool/cotton blends), or fabrics or yarns composed of natural fibers, synth... | 09/04/2007 |
| 7241832 | Biodegradable 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 |
| 7235612 | Polymer alloy and method for manufacturing polymer alloy This invention is a method for manufacturing a polymer alloy, by making at least two resins used as components miscible, and inducing the spinodal decomposition for causing phase separation, for forming a co-continuous structure with a wavelength of concentration fl... | 06/26/2007 |
| 7230066 | Polycarbonate—ultem block copolymers The present invention provides novel block copolycarbonates comprising residues from a hydroxy terminated polyetherimide or polyimide, residues from a dihydroxy compound, and residues from an activated carbonate. In a preferred embodiment of the present invention th... | 06/12/2007 |
| 7214414 | Biodegradable 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 a blend of suitable biodegradable polymers, such as at least one “hard” biopolymer and at least one “soft” biopolymer. “Hard” biopolyme... | 05/08/2007 |
| 7151134 | Dynamic vulcanization of polyurethane elastomeric material in the presence of thermoplastics A thermoplastically processable cured rubber composition comprises a crosslinked or cured urethane polymer dispersed in a matrix made of a thermoplastic polymeric material. In one aspect, the matrix forms a continuous phase and the crosslinked urethane polymer is in... | 12/19/2006 |
| 7098273 | Resin composition An object of the present invention is to improve the compatibility of the resin composition comprising the PAI resin and the PAS resin so as to provide a resin composition which is excellent in flowability when molten, strength, tenacity and heat resistance. ... | 08/29/2006 |
| 7064165 | Coating materials which can be cured thermally and by means of acting radiation, use and method for the production thereof Coating materials curable thermally and with actinic radiation, comprising (A) at least one binder containing isocyanate-reactive functional groups and (B) a crosslinking component comprising (i) free and/or blocked iso... | 06/20/2006 |
| 7005481 | Process for the condensation of polyamides The present invention relates to a process for the condensation of polyamides using an additive having carbonate units. This ensures a safe and fast condensation reaction. ... | 02/28/2006 |
| 6784257 | Antistatic polymer compositions The present invention relates to an antistatic polymer composition and more specifically to a composition comprising a thermoplastic polymer (A) and a copolymer (B) comprising polyamide blocks and polyether blocks comprising essentially ethylene oxide units —(C | 08/31/2004 |
| 6767988 | Polyamide elastomer Polyamide elastomer comprising a hard segment derived from polyamide having no divalent aromatic group and a soft segment derived from polycarbonate diol having no divalent aromatic group has high flexibility and high heat resistance in addition to good physical cha... | 07/27/2004 |
| 6610794 | Polymide/polyarylate resin composition and molded product thereof A resin composition comprising: a polyimide comprising a recurring unit represented by the following formula (1): ##STR1## wherein Ar0 is an aromatic hydrocarbon group having 6 to 15 carbon atoms, and R1 is at least one grou... | 08/26/2003 |
| 6498217 | Branching of polyamides with esters of carbonic acid A branched polyamide and a process for its preparation are disclosed. Aliphatic or aromatic esters of carbonic acid are used as branching agents in an optionally catalyzed reaction with crystalline polyamide to produce resins having good flow properties, ... | 12/24/2002 |
| 6348563 | p-hydroxybenzoic esters, plasticizer containing the same, polyamide resin composition and molded articles The present invention provides a p-hydroxybenzoic ester represented by the formula (1) ##STR1## wherein R1 represents a C6 -C10 straight-chain or branched-chain alkyl group, A1 represents a C2 -C... | 02/19/2002 |
| 6344535 | Polyether ester amides Polyether ester amides having high water vapor permeability are disclosed. The amides which are prepared simply and reliably, crystallize quickly, are biodegradable and/or compostable, and are suitable in the manufacture of films by extrusion.... | 02/05/2002 |
| 6310145 | Flame retardant polyetherimide resin composition with polycarbonate and polysiloxane A thermoplastic resin composition containing a polyetherimide resin, an aromatic polycarbonate resin and a functionalized polysiloxane polymer exhibits flame retarding properties.... | 10/30/2001 |
| 6291598 | Process for the production of a polymerized material and the product produced thereby A polymerized material produced by the polymerization of an organic amide monomer in the presence of an organic carbonate and a process for the preparation thereof. The process comprises the steps of: heating an amount of the organic anide monomer to a te... | 09/18/2001 |
| 6143467 | Photosensitive polybenzoxazole precursor compositions A heat resistant positive-working photosensitive composition that has a polybenzoxazole precursor bearing acid labile functional groups, a photoacid generator, a photosensitizer, and a solvent. The polybenzoxazole precursor bearing acid labile functional ... | 11/07/2000 |
| 6072010 | Polyetherimide resin compositions with improved ductility A thermoplastic resin composition containing a polyetherimide resin, a siloxane-polyetherimide copolymer and a branched polycarbonate resin exhibits exhibit high heat distortion temperature, improved room temperature impact properties and improved impact ... | 06/06/2000 |
| 6048948 | Method for producing a polymer composite material There is a provided a method to produce a polymer composite material in which the rigid polymer (Rm)n is dispersed uniformly at the molecular level in the flexible polymer (M), preferably by both polymerization with no solvent in the... | 04/11/2000 |
| 6031036 | Flame resistant thermoplastic blends having reduced drippage Disclosed are aromatic brominated polycarbonate/polyester carbonate/silicone polyimide compositions having improved flame resistance and reduced drippage and heat release rate, comprising by weight: (A) from about 20 to about 77 parts of an aromatic brominated... | 02/29/2000 |
| 6001930 | Golf ball forming compositions comprising polyamide blended with sulfonated or phosphonated polymers The present invention relates to a golf ball, comprising a cover, a core and optional intermediate layers, wherein the various ball components are formed from compositions comprising a polyamide, in the form of a homopolymer, a copolymer or mixtures there... | 12/14/1999 |
| 5981654 | Golf ball forming compositions comprising polyamide The present invention relates to a golf ball, comprising a cover, a core and optional intermediate layers, wherein the various ball components are formed from compositions comprising a polyamide, in the form of a homopolymer, a copolymer or mixtures there... | 11/09/1999 |
| 5905120 | Polyetherimide compositions having improved environmental stress-crack resistance Blends containing a polyetherimide and from about 8 to about 20 wt. % of a modifier formulation comprising an acrylate rubber and a polycarbonate, and a method for improving the ESCR properties of polyetherimides.... | 05/18/1999 |
| 5852085 | Transparent blends of polyetherimide resins Disclosed are transparent blends of a polyetherimide, at least one resin selected from the group consisting of polycarbonate resins, poly(ester-carbonate) resins, and polyarylate resins, and an effective amount of a catalyst to provide transparency to the... | 12/22/1998 |
| 5714552 | Process for making epichlorohydrin resins Disclosed is a two-step process for making an epichlorohydrin resin involving reacting the epichlorohydrin with a polyamine in a mixture first at a temperature of 25°-40° C. and then heating the mixture at 25°-85° C.... | 02/03/1998 |
| 5658995 | Copolymers of tyrosine-based polycarbonate and poly(alkylene oxide) Random block copolymers having the formula: ##STR1## wherein R1 is --CH.dbd.CH-- or (--CH2 --)j, in which j is zero or an integer from one to eight; R2 is selected from hydrogen, straight and branched alkyl... | 08/19/1997 |
| 5625011 | Molecular composites, process for the preparation of said composites and their uses The invention relates to molecular composites including a rigid reinforcing thermoplastic polymer dispersed on a molecular scale in a flexible organosiloxane/thermoplastic polymer copolymer, to a process for the preparation of the said composites and to a... | 04/29/1997 |
| 5618890 | Allylphenol-terminated polycarbonates grafted with maleic anhydride, their use for the production of blends with polyamide and the corresponding blends The invention relates to polycarbonates (PC) terminated by allylphenols, preferably eugenol, and subsequently grafted with maleic anhydride (MA) in the melt, to their use as blending partners for polyamides (PA) and to the polycarbonate/polyamide blends.... | 04/08/1997 |
| 5605978 | Block polysiloxane-polycarbonate copolymer blends with polyamides Thermoplastic molding compositions comprising blends of a block polysiloxane--polycarbonate copolymer and a polyamide resin are useful for extruding articles such as films.... | 02/25/1997 |
| 5521258 | Autoclave resistant blends of poly(ester-carbonate) and polyetherimide resins Compositions which comprise blends of a poly(ester-carbonate) resin and a polyetherimide or a poly(ether sulfone) resin are provided. The compositions are useful for preparing articles that are resistant to autoclave sterilization conditions.... | 05/28/1996 |
| 5514739 | Molding composition and molded product utilizing a specifically defined polymeric blend and phosphorus compound An improved synthetic resin composition is provided that consists essentially of 100 parts by weight of a resin component composed of 50 to 99 (preferably 50 to 90) parts by weight of a melt-processable polyester that does not form an anisotropic melt pha... | 05/07/1996 |
| 5512339 | Decomposable packing material This invention relates to decomposable polyamide masses for packaging materials containing 5 to 25% by weight of an addition of linear, oligomeric aliphatic polyesters or polycarbonates with molecular weights from 800 to 4000. These additives preferably c... | 04/30/1996 |
| 5498386 | Method for preparing colored polyamide fibers which contain polycarbonates This invention relates to an improved process for making colored polyamide fibers. The process involves adding about 0.1 to about 3.0 weight percent polycarbonate to a polyamide melt prior to extruding the melt through a spinneret to make colored fibers. ... | 03/12/1996 |
| 5478887 | Blends of polycarbonates with polyamides, having high impact strength and high flexural modulus A polymer blend comprising an aliphatic polyamide matrix and a dispersed phase of a polycarbonate and a compatibilizing agent having pendant succinic anhydride groups or epoxide groups, made under such blending conditions that the polymer stock melt tempe... | 12/26/1995 |
| 5455310 | Compositions of siloxane polycarbonate block copolymers and high heat polycarbonates A thermoplastic composition which comprises a siloxane polycarbonate block copolymer wherein the polysiloxane segments of the copolymer are of the formula: ##STR1## where R1, R2, Y, D, A, X, A' and E are as defined herein, and ... | 10/03/1995 |
| 5438105 | Polyamic acid composite, polyimide composite and processes for producing the same A polyamic acid composite comprising i) a polyamic acid having three dimensional network molecular structure obtained by a ring-opening polyaddition reaction of a tetracarboxylic acid dianhydride with an aromatic diamine and a tri- or tetramino compound a... | 08/01/1995 |
