JPS528094A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Process for preparing propylene- ethylene block copolymers
Assignee: Mitsui Chemicals Inc
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Filing: 1975-07-09
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Granted: —
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Expires: 1995-07-09
Abstract
Abstract PURPOSE: A continuous process for preparing a propylene-ethylene block copolymer without quality unevennes by polymerizing propylene and ethylene in three stage by the use of an organoaluminium compound and a transistion metal halide catalyst. COPYRIGHT: (C)1977,JPO&Japio
Inventors
- 👤 Shunji Arita
- 👤 Mikio Nakagawa
- 👤 Aikichi Yamamoto
Bibliographic Details
Application Number
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Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-27 19:45
CPC Classifications
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