Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1992-06-24
1994-01-04
Kight, III, John
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525462, C08F28300
Patent
active
052761096
ABSTRACT:
The present invention relates to an optical polycarbonate composition comprising a polycarbonate resin and a boron compound wherein the resulting composition undergoes little coloration during molding, and is capable of forming molded products having excellent transparency.
REFERENCES:
patent: 3833537 (1974-03-01), Jaquiss
patent: 4888400 (1989-12-01), Boden et al.
patent: 4948871 (1990-09-01), Fukuoka et al.
patent: 5011879 (1991-04-01), Uesaka et al.
patent: 5021521 (1991-06-01), Krabbenhoft et al.
Nagai Takashi
Sakashita Takeshi
Shimoda Tomoaki
General Electric Company
Kight III John
Mosley T.
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