1990年中国塑料专利申请公开指南

A Guide to Chinese Unexamined Plastics Patent Application Publicity in 1990

从1990年中国专利局出版的《发明专利公报》公布的9753件发明专利申请公开中,选摘了涉及合成树脂及塑料工业领域的发明专利申请公开共323件,按热塑性树脂、热固性树脂、工程树脂、有机硅与有机氟树脂、丙烯酸及其酯类树脂、特种树脂、助剂、精细化工产品和三废处理与回收利用等分类汇编成本文,以反映我国塑料工业研制工作的活跃领域、技术开发现状和发展趋势。

Classified as thermoplastic resin, thermoset resin, engineering resin, silicone and fluoro-resins, acrylics, special resin, plasties aids, fine chemical product, the treatment of waster gas, waste water and industrial residue, and plastics recycling , 323 pieces of Chinese unexamined plastics patent application related to synthetic resin and plastics industry were selected from the 'Invention Patent Gazette' published by CPO, so as to point out the active fields in the research of plasties industry, the present and future situation of th technical development of plastics industry in China.