The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 2013
Filed:
Sep. 25, 2008
Arjan Karremans, Roosendaal, NL;
Christianus Johannes Jacobus Maas, Rilland, NL;
Joshua Arie Van Den Bogerd, Tholen, NL;
Andries Adriaan Volkers, Wouw, NL;
Arjan Karremans, Roosendaal, NL;
Christianus Johannes Jacobus Maas, Rilland, NL;
Joshua Arie van den Bogerd, Tholen, NL;
Andries Adriaan Volkers, Wouw, NL;
Abstract
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).