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Sandeep Tyagi
Derudder James Louis, Krishnamurthy Raja, Totad Rajashekhar Shiddappa, Tyagi Sandeep, Venderbosch Robert Walter: Thermoplastic polycarbonate compositions with low gloss, articles made thereform and method of manufacture. General Electric Company, Derudder James Louis, Krishnamurthy Raja, Totad Rajashekhar Shiddappa, Tyagi Sandeep, Venderbosch Robert Walter, CURBELO Pamela, June 21, 2007: WO/2007/070526

A thermoplastic composition comprising a polycarbonate, an impact modifier, an aromatic vinyl copolymer, and a polyorganosiloxane has excellent mechanical properties, in addition to suitable low gloss performance. An article may be formed by molding, extruding, shaping or forming such a composition ...


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Sandeep Tyagi
Derudder James Louis, Krishnamurthy Raja, Totad Rajashekhar Shiddappa, Tyagi Sandeep, Venderbosch Robert Walter: Thermoplastic polycarbonate compositions with low gloss, articles made thereform and method of manufacture. Gen Electric, August 27, 2008: EP1960468-A2

A thermoplastic composition comprising a polycarbonate, an impact modifier, an aromatic vinyl copolymer, and a polyorganosiloxane has excellent mechanical properties, in addition to suitable low gloss performance. An article may be formed by molding, extruding, shaping or forming such a composition ...


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Sandeep Tyagi
Derudder James Louis, Krishnamurthy Raja, Totad Rajashekhar Shiddappa, Tyagi Sandeep, Venderbosch Robert Walter: Thermoplastic polycarbonate compositions with low gloss, articles made thereform and method of manufacture. General Electric Company, September 2, 2008: KR1020087014167

A thermoplastic composition comprising a polycarbonate, an impact modifier, an aromatic vinyl copolymer, and a polyorganosiloxane has excellent mechanical properties, in addition to suitable low gloss performance. An article may be formed by molding, extruding, shaping or forming such a composition ...


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Sandeep Tyagi
Derudder James Louis, Krishnamurthy Raja, Totad Rajashekhar Shiddappa, Tyagi Sandeep, Venderbosch Robert Walter: Thermoplastic polycarbonate compositions with low gloss, articles made thereform and method of manufacture. Gen Electric, wupei shan bianxin qin, December 31, 2008: CN200680052152

A thermoplastic composition comprising a polycarbonate, an impact modifier, an aromatic vinyl copolymer, and a polyorganosiloxane has excellent mechanical properties, in addition to suitable low gloss performance. An article may be formed by molding, extruding, shaping or forming such a composition ...


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Derudder James Louis, Gallucci Robert Russell: Impact modified carbonate polymer composition. Gen Electric, March 10, 1999: EP0900827-A2 (17 worldwide citation)

An aromatic carbonate polymer composition having improved thermal stability consisting of an aromatic carbonate polymer such as a polycarbonate or polycarbonate/polyester blend and an impact modifier which is free of alkali materials which catalytically degrade a polycarbonate. Also an impact modifi ...


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Derudder James Louis: Copolyester-carbonate resin/pct blends. Gen Electric, December 20, 1995: EP0687710-A2 (8 worldwide citation)

A thermoplastic molding composition, a molded article of improved color, and method of preparing a thermally molded, sterile article of improved color, which includes: (a) formulating a thermoplastic molding composition including from about 50 to about 99% by weight of at least one copolyester-carbo ...


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Derudder James Louis, Savenije Herman Bernard, Wang I Chung Wayne: Low gloss molded article using polyorganosiloxane/polyvinyl-based graft polymers.. Gen Electric, May 23, 1990: EP0369200-A2 (7 worldwide citation)

Articles made from normally glossy thermoplastic polymer resins are flatted to reduce gloss by the addition of multi-stage polyorganosiloxane/polyvinyl-based graft polymer flatting agent compositions.


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Derudder James Louis: Polycarbonate resin composition.. Gen Electric, May 19, 1993: EP0542464-A1 (6 worldwide citation)

A composition comprising an admixture of a. from about 82 to about 95 weight percent polycarbonate and b. from about 5 to about 18 weight percent 1,4-cyclohexanedimethanol terephthalate polyester, said polyester essentially free of a second diol and a second acid and said composition essentially fre ...


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Hawkins Christopher Michael, Bostick Edgar Earl, Derudder James Louis: Silane esters modified polycarbonates.. Gen Electric, April 8, 1992: EP0479107-A2 (4 worldwide citation)

Hydroxyl-terminated polycarbonate resins are transesterified with silane esters to obtain end-capped, extended or branched polycarbonate molding compositions.