发明授权
- 专利标题: Film-forming propylene copolymer, film thereof and process for production of the film
- 专利标题(中): 成膜丙烯共聚物,其膜及其制造方法
-
申请号: US899796申请日: 1986-08-25
-
公开(公告)号: US4668753A公开(公告)日: 1987-05-26
- 发明人: Norio Kashiwa , Mamoru Kioka , Masaki Kohyama , Masanobu Ishiyama
- 申请人: Norio Kashiwa , Mamoru Kioka , Masaki Kohyama , Masanobu Ishiyama
- 申请人地址: JPX Tokyo
- 专利权人: Mitsui Petrochemical Industries, Ltd.
- 当前专利权人: Mitsui Petrochemical Industries, Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX58-9329 19830125; JPX58-44477 19830318
- 主分类号: C08F210/06
- IPC分类号: C08F210/06 ; C08F210/16 ; C08J5/18 ; C08F10/06
摘要:
A film-forming propylene copolymer composed of a major amount of propylene and a minor amount of ethylene, characterized by having(A) an ethylene content (Ec) of from 0.1 mole % to 2.0 mole % based on the total amount of propylene and ethylene, and(B) an isotactic value (Iso) in the range represented by the following formula (1) or (2),(i) when 0.1.ltoreq.Ec.ltoreq.0.3,Iso.gtoreq.-5Ec30 96.3 (%) (1),and(ii) when 0.3
公开/授权文献
信息查询