发明名称 |
POLYCARBONATE COMPOSITIONS, ARTICLES FORMED THEREFROM, AND METHODS OF MANUFACTURE THEREOF |
摘要 |
<p>A composition comprises a first polycarbonate having a limited oxygen index of greater than 26% measured according to ISO 4589 on a 4 mm thick plaque, wherein an article molded from the first polycarbonate has a smoke density after 4 minutes (DS-4) of greater than 600 determined according to ISO 5659-2 on a 3 mm thick plaque at 50 kW/m2; and a second polymer different from the first polycarbonate, the second polymer comprising a poly(carbonate-siloxane) copolymer, a polydialkylsiloxane, or a combination comprising at least one of the foregoing; wherein an article molded from the second polymer has a smoke density after 4 minutes (DS-4) of greater than 600 determined according to ISO 5659-2 on a 3 mm thick plaque at 50 kW/m2; wherein an article molded from the composition has a smoke density after 4 minutes (DS-4) of smaller than 480 determined according to ISO 5659-2 on a 3 mm thick plaque at 50 kW/m2.</p> |
申请公布号 |
EP2935459(A1) |
申请公布日期 |
2015.10.28 |
申请号 |
EP20130821567 |
申请日期 |
2013.12.19 |
申请人 |
SABIC GLOBAL TECHNOLOGIES B.V. |
发明人 |
SYBERT, PAUL, DEAN;VAN DER MEE, MARK ADRIANUS JOHANNES;ASSINK, ROLAND SEBASTIAN;VAN DE GRAMPEL, ROBERT DIRK;LAVERGNE, GUILLAUME PHILIPPE COLETTE |
分类号 |
C08L69/00 |
主分类号 |
C08L69/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|