CN Patent

CN101253044B — 聚乳酸类树脂叠层片和其成型体

Assigned to Toray Industries Inc · Expires 2011-11-23 · 14y expired

What this patent protects

本发明的聚乳酸类树脂叠层片，是含有由聚乳酸类树脂组合物形成的层A和层B的叠层片，该层A和层B的两方含有结晶核剂，且该层A和该层B以特定含量含有结晶核剂。本发明提供了可以得到耐热性和透明性优异的成型体，且成型性良好的聚乳酸类树脂叠层片。

USPTO Abstract

本发明的聚乳酸类树脂叠层片，是含有由聚乳酸类树脂组合物形成的层A和层B的叠层片，该层A和层B的两方含有结晶核剂，且该层A和该层B以特定含量含有结晶核剂。本发明提供了可以得到耐热性和透明性优异的成型体，且成型性良好的聚乳酸类树脂叠层片。

Drugs covered by this patent

Patent Metadata

Patent number
CN101253044B
Jurisdiction
CN
Classification
—
Expires
2011-11-23
Drug substance claim
No
Drug product claim
No
Assignee
Toray Industries Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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