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US 5,844,033 AGranted
Polycarbonate resin composition
AssigneeTohoku Munekata Co., Ltd.
InventorsSusumu Nikkeshi, Toru Masuko, Akiko Tominaga
Life of this patent
Estimating the term…
Abstract
A polycarbonate resin composition comprising substantially: 94.0-99.5% by weight of a polycarbonate resin, and 0.5-6.0% by weight of zeolite having tannic acid adsorbed thereon. In this polycarbonate resin composition, the molecular weight reduction of polycarbonate resin is suppressed.
Claims3
A polycarbonate resin composition containing essentially of:
- 94.0-99.5% by weight of a polycarbonate resin, and
- 0.5-6.0% by weight of zeolite having tannic acid adsorbed thereon.
Dependencies are inferred from the claim text.