| Patent application number | Description | Published |
|---|
| 20090036593 | POLYCARBONATE COMPOSITIONS WITH IMPROVED MOLDING CAPABILITY - A thermoplastic composition comprising a polycarbonate, a polycarbonate-polysiloxane copolymer, an impact modifier composition comprising ABS or BABS, a second impact modifier different from BABS or ABS, and an aromatic vinyl copolymer is disclosed. The thermoplastic composition has improved molding capability. | 02-05-2009 |
| 20090111943 | THERMOPLASTIC COMPOSITIONS, METHOD OF MANUFACTURE, AND ARTICLES THEREFROM - A thermoplastic composition comprising, based on the total weight of the thermoplastic composition, from 0.1 to 30 weight percent of an inorganic filler composition comprising an inorganic filler-polyorganosiloxane composite; up to 80 weight percent of a polycarbonate; and from 1 to 25 weight percent of an impact modifier. Methods of preparing the compositions and articles comprising the compositions are described. | 04-30-2009 |
| 20090318604 | POLYCARBONATE COMPOSITIONS - Polycarbonate compositions are disclosed. The compositions comprise a polycarbonate polymer (A) having repeating units derived from 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine (PPPBP); a polycarbonate polymer (B) which is different from polymer (A); an impact modifier (C) which is different from polymer (A) and polymer (B); and talc filler (D). The resulting composition has an improved combination of properties, particularly heat resistance, low temperature impact performance, and viscosity. | 12-24-2009 |
| 20100075125 | FLAME RETARDANT THERMOPLASTIC POLYMER COMPOSITION, METHOD OF MANUFACTURE, AND ARTICLES FORMED THEREFROM - A thermoplastic polymer composition comprises a cyanophenyl endcapped polycarbonate, a potassium diphenyl sulphon-3-sulphonate; and brominated polycarbonate. In some embodiments, when the thermoplastic polymer composition is in the form of a 3 mm thick extruded sheet, the sheet has a smoke density of less than 200 at an exposure period of 240 seconds in accordance with the smoke density test as set forth in ASTM E662-06, and has no burning drips on the sheet for a duration of 10 minutes in accordance with the flammability test as set forth in NF-P-92-505. | 03-25-2010 |
| 20100168311 | POLYCARBONATE COMPOSITIONS - Polycarbonate compositions are disclosed. The compositions comprise a polycarbonate polymer (A) having repeating units derived from at least three different monomers, one monomer being 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine (PPPBP); and the other two monomers having the formula: | 07-01-2010 |
| 20100280159 | FLAME RETARDANT THERMOPLASTIC COMPOSITION AND ARTICLES FORMED THEREFROM - An embodiment of a thermoplastic resin composition can comprise a cyanophenyl endcapped polycarbonate resin; a potassium diphenyl sulphon-3-sulphonate; and brominated polycarbonate; wherein the composition. In some embodiments, when the composition is in the form of a 3 mm thick extruded sheet, the sheet has a smoke density of less than 200 at an exposure period of 240 seconds in accordance with the smoke density test as set forth in ASTM E662-06, and has no burning drips on the sheet for a duration of 10 minutes in accordance with the flammability test as set forth in NF-P-92-505. | 11-04-2010 |
| 20100280160 | FLAME RETARDANT THERMOPLASTIC COMPOSITION AND ARTICLES FORMED THEREFROM - A thermoplastic composition can comprise: polycarbonate, aromatic sulphone sulphonate, aromatic sulphonate, and brominated polycarbonate. In an embodiment, when the composition is formed into a 3 mm thick extruded sheet, the sheet can have a smoke density of less than 200 at an exposure period of 240 seconds in accordance with the smoke density test as set forth in ASTM E662-06, and a burn length of less than 150 mm, a drip flame time of less than 3 seconds, and an overall flame time of less than 15 seconds in accordance with the flammability test as set forth in 14 C.F.R. 25.853, Appendix F, Part I(a)(1)(ii). | 11-04-2010 |
| 20110060106 | POLYCARBONATE COMPOSITIONS - Polycarbonate compositions are disclosed. The compositions comprise a polycarbonate polymer (A) having repeating units derived from 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine (PPPBP); a polycarbonate polymer (B) which is different from polymer (A); and an impact modifier (C) which is different from polymer (A) and polymer (B). The resulting composition has an improved combination of properties, particularly heat resistance, low temperature impact performance, and viscosity. Also disclosed are articles formed from such compositions. | 03-10-2011 |
