Invention Application
- Patent Title: DIFFUSIVE POLYCARBONATE COMPOSITIONS WITH ENHANCED FLAME RETARDANT PROPERTIES, LUMINOUS EFFICIENCY AND BEAM ANGLE OF OPTICAL COMPONENTS
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Application No.: US15772706Application Date: 2015-11-04
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Publication No.: US20200010669A1Publication Date: 2020-01-09
- Inventor: Miao SHEN , Yu DING , Haowei TANG , Jian YANG , Yingjun CHENG , Guangde HUANG , Huihui LI
- Applicant: SABIC Global Technologies B.V.
- Applicant Address: NL Bergen op Zoom
- Assignee: SABIC Global Technologies B.V.
- Current Assignee: SABIC Global Technologies B.V.
- Current Assignee Address: NL Bergen op Zoom
- International Application: PCT/CN2015/093780 WO 20151104
- Main IPC: C08L69/00
- IPC: C08L69/00 ; C08L83/04 ; C08K5/5419 ; C08K5/00 ; B29C45/00 ; C08L25/12 ; C08L27/18

Abstract:
The disclosure concerns optical components comprising a polycarbonate-containing composition, the polycarbonate-containing composition comprising: about 95 wt % to about 99.6 wt % polycarbonate polymer; about 0.25 wt % to about 1 wt % silicon resin; about 0.05 wt % to about 0.5 wt % flame retardant; and about 0.1 wt % to about 0.5 wt % styrene-acrylonitrile copolymer coated polytetrafluoroethylene, wherein the polycarbonate-containing composition exhibits a VO rating at 0.75 mm as determined by the UL94 Flammability test, and wherein the total wt % of all components of the polycarbonate-containing composition does not exceed 100 wt %.
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