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| Number | Title | Issue Date |
| 8071694 | Thermoplastic polycarbonate/polyester blend compositions with improved mechanical properties Disclosed is a thermoplastic composition comprising a mixture of from 10 to 98 weight % of a polycarbonate polymer, from 2 to 90 weight % of a polyester polymer comprising structures derived from a diol compound having the structure (A) HO—Z—OH, wherein Z is a C... | 12/06/2011 |
| 8058360 | Polyester blends exhibiting low temperature toughness Polymer blends suitable for packaging are disclosed that include one or more impact modifiers; and one or more polyethylene terephthalate homopolymers or copolymers obtained by a melt phase polymerization using a catalyst system comprising aluminum atoms in an amoun... | 11/15/2011 |
| 8030417 | Process for producing polyester-polycarbonate type thermoplastic polyester elastomer and polyester-polycarbonate type thermoplastic polyester elastomer The present invention is a process for producing a polyester-polycarbonate type thermoplastic polyester elastomer in which a hard segment consisting of a polyester constructed of aromatic dicarboxylic acid, and an aliphatic or alicyclic diol, and a soft segment cons... | 10/04/2011 |
| 7851560 | Polyester-polycarbonate compositions, methods of manufacture, and methods of use A composition comprising a polysiloxane polycarbonate block copolymer; a cycloaliphatic polyester; and a polycarbonate that is different from the polycarbonate block copolymer, having a weight average molecular weight of less than about 20,000 Daltons. The compositi... | 12/14/2010 |
| 7700696 | Polycarbonate composition having improved scratch resistance, and articles formed therefrom A thermoplastic composition comprises A) 25 to 95 parts by weight of a first polycarbonate consisting essentially of i) 25 to 100 mole percent of a first carbonate unit comprising an alkyl-substituted bisphenol carbonate unit, ii) 0 to 75 mole percent of a second ca... | 04/20/2010 |
| 7678864 | Silylated polycarbonate polymers, method of making, and articles formed therefrom A silylated polycarbonate comprises silylated carbonate units, where the silylated carbonate units can be derived from a silylated dihydroxy aromatic compound of the formula (1a): wherein Ga and Gb | 03/16/2010 |
| 7671142 | Thermoplastic resin having rigidity when heated A thermoplastic resin composition which comprises (A) 1 to 99 parts by weight of polytrimethylene terephthalate and (B) 99 to 1 part by weight of a polycarbonate, wherein the ingredient (A) crystallization enthalpy, ΔHcc, which is obtained when the thermoplastic re... | 03/02/2010 |
| 7655737 | Polycarbonate-polyester blends, methods of manufacture, and methods of use A composition comprising a blend of: from 1 to 99 weight percent of a polycarbonate comprising from 10 to 90 mole percent of one or more arylate carbonate units of the formula wherein each Rf is independently a C... | 02/02/2010 |
| 7435789 | Crystalline high-compliance glycolide copolymers and applications thereof The present invention is directed toward an absorbable crystalline segmented copolymer comprising a polyalkylene succinate segment end-grafted in a single-step with a mixture of monomers comprising caprolactone, l-lactide, and/or glycolide. The present invention is ... | 10/14/2008 |
| 7425590 | Transparent two phase polyester-polycarbonate compositions Polymer compositions comprising: (A) at least one polyester (A) comprising: (1) diacid residues comprising about 70 to 100 mole percent phthalic acid residues; and 0 to about 30 mole percent of modifying dicarboxylic... | 09/16/2008 |
| 7411021 | Polycarbonate polyester molding composition A clear thermoplastic blend comprises from about 25 to about 90 percent by weight of low flow polycarbonate resin having a MVR (Melt Viscosity Rate) of from about 1 to about 7 cc/10 min at 300° C./1.2 kg and from about 10 to about 75 percent by weight of a polyeste... | 08/12/2008 |
| 7396428 | Laser weldable polybutylene terephthalate-series resin composition, and shaped article A laser weldable PBT-series resin composition comprises a polybutylene terephthalate (PBT)-series resin (A), and at least one resin (B) selected from the group consisting of a polycarbonate-series resin (b1), a styrenic resin (b2), a polyethylene terephthalate-serie... | 07/08/2008 |
| 7385013 | Polymer alloy, thermoplastic resin composition, and molded article The present invention is a polycarbonate resin composition containing a polycarbonate resin and comprising at least two resins contained as components, wherein the intensity ratio of the absorption peak appearing in a range of 2933±5 cm−1 to the absorp... | 06/10/2008 |
| 7375177 | Polymers, polymer compositions and method of preparation A polymer comprising at least one structural unit derived from a dihydroxy compound of Formula (I) wherein R1 is an aromatic divalent functionality having 6 to 60 carbons, R2 can be the same or differe... | 05/20/2008 |
| 7371455 | Laminates and packaging containers A laminate has a core layer and a skin layer on either side of the core layer, wherein the skin layer is formed of a copolymer having a glass transition point of 85° C. or more and 115° C. or below and consisting of 2,6-naphthalene dicarboxylic acid or its lower a... | 05/13/2008 |
| 7368169 | Hydrazide compounds with angiogenic activity Compounds exhibiting angiogenic properties incorporating the structure of Formula I: R3—NH—NH—C(═O)—R2—P—R1 (I) wherein P is a water-soluble, biodegradable polymer, R1 is hydrogen, l... | 05/06/2008 |
| 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 |
| 7358321 | High glass transition temperature copolycarbonates, methods of manufacture, and uses thereof A copolycarbonate is discloses, comprising units of the formula (1) wherein 70 to 99.5 mole percent of the total number of R1 groups are derived from a dihydroxy compound of formula (2) | 04/15/2008 |
| 7358305 | Golf balls containing impact modified non-ionic thermoplastic polycarbonate/polyester copolymers or blends The present invention is directed a golf ball that uses impact modified non-ionic engineered thermoplastic polycarbonate/polyester copolymer or blend, for example polycarbonate/poly(butylene terephthalate) (PC/PBT) impact modified by blending with functionalized the... | 04/15/2008 |
| 7354986 | High glass transition temperature copolycarbonates, methods of manufacture, and uses thereof A copolycarbonate of the formula wherein 5 to 75 mole percent of the total number of R1 groups is derived from a high Tg monomer of formula (2) wherein R2 an... | 04/08/2008 |
| 7345116 | Clear polycarbonate polyester blend An optically clear thermoplastic resin composition is disclosed which comprises structural units derived from substituted or unsubstituted polycarbonate and substituted or unsubstituted polyester, wherein said polyester comprises structural units derived from tereph... | 03/18/2008 |
| 7345104 | Polyester-polycarbonate blends useful for extrusion blow-molding Blends of polycarbonate and copolyester that are capable of being extrusion blow-molded are described. The blends preferably comprise (I) about 1 to 99% by weight of a linear or branched polycarbonate and (II) about 1 to 99% by weight of a mixture of (i) about 40 to... | 03/18/2008 |
| 7342059 | Polyester-polycarbonate blends useful for extrusion blow-molding Blends of polycarbonate and copolyester that are capable of being extrusion blow-molded are described. The blends preferably comprise (I) about 1 to 99% by weight of a linear or branched polycarbonate and (II) about 1 to 99% by weight of a mixture of (i) about 40 to... | 03/11/2008 |
| 7311399 | Method of making a thermoplastic-based article and a thermoplastic-based article made thereby An article, such as a lens article (10, 10′, 10″, 100) containing a first component, e.g., a filter (14, 14′), or component thereof, having a minimum degradation temperature, and a second component, e.g., a substrate (22, 22′), comprisin... | 12/25/2007 |
| 7309730 | Modified weatherable polyester molding composition A composition formed from (a) a polyester and polycarbonate blend; (b) an organopolysiloxane-polycarbonate block copolymer; (c) an acrylic core shell impact modifier; (d) titanium dioxide and (e) a flame retarding amount of a halogenated flame retardant has properti... | 12/18/2007 |
| 7309756 | Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters Macrocyclic oligoesters and compositions comprising macrocyclic oligoesters are prepared from intermediate molecular weight polyesters. In one embodiment, a diol is contacted with a dicarboxylic acid or a dicarboxylate in the presence of a catalyst to produce a comp... | 12/18/2007 |
| 7297736 | Neopentyl glycol containing polyesters blended with polycarbonates Disclosed are polymer blends comprising polycarbonate(s) and polyester(s) wherein the polycarbonate is a polycarbonate derived from bisphenol A and the polyester comprises residues of or is derived from one or more aromatic dicarboxylic acids, neopentyl glycol, and ... | 11/20/2007 |
| 7288595 | Polyether carbamate compounds, compositions containing such compounds, and methods related thereto The present invention provides a reaction product having polyether carbamate groups formed from (A) polyoxyalkylene amine, and (B) cyclic carbonate, in an equivalents ratio ranging from 1:0.5 to 1:1.5. Further provided is a process for preparing the aforementioned r... | 10/30/2007 |
| 7279594 | Thermoplastic 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 |
| 7273917 | Transparent compositions, methods for the preparation thereof, and articles derived therefrom A reaction product comprises a polyester-polycarbonate comprising a polyester unit and a polycarbonate unit, a polycarbonate polymer, and a transesterification catalyst. The reaction product has a haze of less than 1.7% as measured at a thickness of 3.2 mm according... | 09/25/2007 |
| 7265188 | Biodegradable polyester blend compositions and methods of making the same The present invention relates to tough and ductile biodegradable, aliphatic polyester blend compositions and methods for preparing such compositions. It relates to products made out of such blend compositions, including, but not limited to, films, fibers, nonwovens,... | 09/04/2007 |
| 7255927 | Laminate composition This invention concerns a thermosetting resin system that is useful in the manufacture of high performance prepreg, laminate and composite materials as well as, prepregs, laminates and composites made from the thermosetting resin composition. ... | 08/14/2007 |
| 7256228 | Stabilized polycarbonate polyester composition A stabilized thermoplastic resin composition is disclosed which comprises structural units derived at least one substituted or unsubstituted polycarbonate, at least one substituted or unsubstituted polyester and a combination of at least two quenchers, wherein said ... | 08/14/2007 |
| 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 |
| 7235605 | Crystalline biodegradable resin composition A crystalline biodegradable resin composition obtained by annealing a composition comprising an aliphatic polyester and a modified elastomer. ... | 06/26/2007 |
| 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 |
| 7230065 | Blends of polycarbonate and sulfone copolyesters The present invention relates to miscible blends of the polycarbonate of bisphenol A and polyesters from aromatic dicarboxylic acids, 1,4-cyclohexanedimethanol, ethylene glycol, and 2,2′-(sulfonylbis(4,1-phenyleneoxy)-bis(ethanol). ... | 06/12/2007 |
| 7226973 | Polycarbonate polyester molding composition A thermoplastic blend suitable for blow molding comprising a branched polycarbonate and a polyester resin derived from the condensation of a) a cyclohexanedimethanol or equivalent thereof alone or with an ethylene glycol or equivalent thereof, b) together with a ter... | 06/05/2007 |
| 7226985 | Polyester-polycarbonate compositions Disclosed are polymer compositions comprising: (A) a first component comprising about 1 to 99 percent by weight at least one polyester (A) comprising: (1) diacid residues selected from the group consisting of terephthalic acid residues, isophthalic acid residues and... | 06/05/2007 |
