1
Sandeep Tyagi Sandeep Tyagi
Naveen Agarwal, Satish Kumar Gaggar, Deval Gupta, Samik Gupta, Raja Krishnamurthy, Nisha Preschilla, Rajashekhar Shiddappa Totad, Sandeep Tyagi: Polymer compositions, method of manufacture, and articles formed therefrom. SABIC Innovative Plastics IP, July 7, 2009: US07557154 (2 worldwide citation)

A polymer composition is disclosed, which comprises a matrix polymer, a fluoropolymer that may be at least partially encapsulated by an encapsulating polymer, and a filler. Methods for making the polymer compositions and articles made of such compositions are also disclosed. The compositions and art ...


2
Sandeep Tyagi Sandeep Tyagi
James Louis DeRudder, Raja Krishnamurthy, Rajashekhar Shiddappa Totad, Sandeep Tyagi, Robert Walter Venderbosch: Thermoplastic polycarbonate compositions with low gloss, articles made therefrom and method of manufacture. SABIC Innovative Plastics IP, January 19, 2010: US07649057 (2 worldwide citation)

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 ...


3
Sandeep Tyagi Sandeep Tyagi
Vitthal Abaso Sawant, Srinivas Siripurapu, Raja Krishnamurthy, Sandeep Tyagi: Thermoplastic polycarbonate compositions. Sabic Innovative Plastics IP, Cantor Colburn, December 28, 2010: US07858680 (1 worldwide citation)

Disclosed herein is a thermoplastic composition comprising: a polycarbonate; an impact modifier; a polycarbonate-polysiloxane copolymer; a poly(arylene ether)-polysiloxane copolymer; and an organophosphate in an amount of 2 to 20 weight percent based on the combined weight of polycarbonate, impact m ...


4
Sandeep Tyagi Sandeep Tyagi
Amit Biswas, Dibakar Dhara, Raja Krishnamurthy, Edward Kung, Parnasree Maiti, Roopali Rai, Vaidyanath Ramakrishnan, Vitthal Abaso Sawant, Rajashekhar Shiddappa Totad, Sandeep Tyagi: Polycarbonate composition comprising nanomaterials. Sabic Global Technologies, Cantor Colburn, October 21, 2014: US08865833

A method of preparing a polycarbonate nanocomposite comprising forming a reactant mixture comprising a nanomaterial, a solvent, a dihydroxy compound and an activated carbonate; and polymerizing the dihydroxy compound and the activated carbonate in the presence of the solvent to form the polycarbonat ...


5
Sandeep Tyagi
Amit Biswas, Dibakar Dhara, Raja Krishnamurthy, Edward Kung, Parnasree Maiti, Roopali Rai, Vitthal Abaso Sawant, Rajashekhar Shiddappa Totad, Sandeep Tyagi: Method of making polycarbonate nanocomposites. Sabic Lexan, SABIC Innovative Plastics IP Legal, April 3, 2008: US20080081865-A1

A method of preparing a polycarbonate nanocomposite comprising forming a reactant mixture comprising a nanomaterial, a solvent, a dihydroxy compound and an activated carbonate; and polymerizing the dihydroxy compound and the activated carbonate in the presence of the solvent to form the polycarbonat ...


6
Sandeep Tyagi
James Louis DeRudder, Raja Krishnamurthy, Rajashekhar Shiddappa Totad, Sandeep Tyagi, Robert Walter Venderbosch: Thermoplastic polycarbonate compositions with low gloss, articles made therefrom and method of manufacture. General Electric Company, Geam Cycoloy, June 14, 2007: US20070135589-A1

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 ...


7
Sandeep Tyagi
Amit Biswas, Dibakar Dhara, Raja Krishnamurthy, Edward Kung, Parnasree Maiti, Roopali Rai, Vaidyanath Ramakrishnan, Vitthal Abaso Sawant, Rajashekhar Shiddappa Totad, Sandeep Tyagi: Polycarbonate composition comprising nanomaterials. Sabic Innovative Plastics Ip, Cantor Colburn, November 4, 2010: US20100280176-A1

A method of preparing a polycarbonate nanocomposite comprising forming a reactant mixture comprising a nanomaterial, a solvent, a dihydroxy compound and an activated carbonate; and polymerizing the dihydroxy compound and the activated carbonate in the presence of the solvent to form the polycarbonat ...


8
Sandeep Tyagi
Sandeep Tyagi, Deval Gupta, Raja Krishnamurthy, Rajashekhar Shiddappa Totad, Satish Kumar Gaggar: Resin compositions with fluoropolymer filler combinations. General Electric Company, Henry H Gibson, GE Plastics, June 30, 2005: US20050143508-A1

A thermoplastic resin composition is disclosed which comprises a matrix polymer, and a combination of a fluoropolymer that can be at least partially encapsulated by an encapsulating polymer, and a filler. Methods for making the thermoplastic resin composition and articles made of such compositions a ...


9
Sandeep Tyagi
Deval Gupta, Raja Krishnamurthy, Vitthal Abaso Sawant, Rajashekhar Shiddappa Totad, Sandeep Tyagi: Silicon carbide containing thermoplastic compositions, method of preparing, and articles comprising the same. Cantor Colburn Sabic, July 2, 2009: US20090170998-A1

Disclosed herein is a thermoplastic composition comprising about 49.9 to about 99.9 parts by weight of a polycarbonate polymer, up to about 50 parts by weight of an impact modifier, and about 0.1 to about 30 parts by weight silicon carbide particles, wherein the amounts of the polycarbonate polymer, ...


10
Sandeep Tyagi
Raja Krishnamurthy, Rajashekhar Shiddappa Totad, Sandeep Tyagi: Thermoplastic polycarbonate compositions with low gloss, articles made therefrom and method of manufacture. General Electric Company, Geam Cycoloy, June 14, 2007: US20070135570-A1

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