JPS57147508A - Preparation of propylene-ethylene block copolymer - Google Patents
Preparation of propylene-ethylene block copolymerInfo
- Publication number
- JPS57147508A JPS57147508A JP3221681A JP3221681A JPS57147508A JP S57147508 A JPS57147508 A JP S57147508A JP 3221681 A JP3221681 A JP 3221681A JP 3221681 A JP3221681 A JP 3221681A JP S57147508 A JPS57147508 A JP S57147508A
- Authority
- JP
- Japan
- Prior art keywords
- propylene
- compound
- organic
- copolymer
- ethylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Graft Or Block Polymers (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3221681A JPS57147508A (en) | 1981-03-06 | 1981-03-06 | Preparation of propylene-ethylene block copolymer |
US06/347,425 US4380608A (en) | 1981-03-06 | 1982-02-10 | Process for producing propylene-ethylene block copolymer |
EP19820101236 EP0059865B1 (en) | 1981-03-06 | 1982-02-18 | Process for producing propylene-ethylene block copolymer |
DE8282101236T DE3271299D1 (en) | 1981-03-06 | 1982-02-18 | Process for producing propylene-ethylene block copolymer |
CA000397496A CA1160793A (en) | 1981-03-06 | 1982-03-03 | Process for producing propylene-ethylene block copolymer |
AU81147/82A AU543422B2 (en) | 1981-03-06 | 1982-03-05 | Propylene-ethylene block copolymer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3221681A JPS57147508A (en) | 1981-03-06 | 1981-03-06 | Preparation of propylene-ethylene block copolymer |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57147508A true JPS57147508A (en) | 1982-09-11 |
JPH0244846B2 JPH0244846B2 (it) | 1990-10-05 |
Family
ID=12352724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3221681A Granted JPS57147508A (en) | 1981-03-06 | 1981-03-06 | Preparation of propylene-ethylene block copolymer |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57147508A (it) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58187413A (ja) * | 1982-04-17 | 1983-11-01 | バスフ アクチエンゲゼルシヤフト | ブロツク共重合物型のプロピレン−エチレン重合物の製法 |
JPS6169821A (ja) * | 1984-09-14 | 1986-04-10 | Mitsui Petrochem Ind Ltd | プロピレンブロツク共重合体の製法 |
US5461115A (en) * | 1993-11-10 | 1995-10-24 | Chisso Corporation | Continuous production process of a propylene-ethylene block copolymer |
US5854355A (en) * | 1995-04-24 | 1998-12-29 | Chisso Corporation | Continuous process for preparation of highly rigid propylene-ethylene block copolymers |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5329390A (en) * | 1976-09-01 | 1978-03-18 | Toa Nenryo Kogyo Kk | Preparation of ethylene-propylene block copolymer |
JPS5330686A (en) * | 1976-09-02 | 1978-03-23 | Toa Nenryo Kogyo Kk | Preparation of ethylene-propylene block copolymers |
-
1981
- 1981-03-06 JP JP3221681A patent/JPS57147508A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5329390A (en) * | 1976-09-01 | 1978-03-18 | Toa Nenryo Kogyo Kk | Preparation of ethylene-propylene block copolymer |
JPS5330686A (en) * | 1976-09-02 | 1978-03-23 | Toa Nenryo Kogyo Kk | Preparation of ethylene-propylene block copolymers |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58187413A (ja) * | 1982-04-17 | 1983-11-01 | バスフ アクチエンゲゼルシヤフト | ブロツク共重合物型のプロピレン−エチレン重合物の製法 |
JPS6169821A (ja) * | 1984-09-14 | 1986-04-10 | Mitsui Petrochem Ind Ltd | プロピレンブロツク共重合体の製法 |
JPS6354294B2 (it) * | 1984-09-14 | 1988-10-27 | Mitsui Petrochemical Ind | |
US5461115A (en) * | 1993-11-10 | 1995-10-24 | Chisso Corporation | Continuous production process of a propylene-ethylene block copolymer |
US5854355A (en) * | 1995-04-24 | 1998-12-29 | Chisso Corporation | Continuous process for preparation of highly rigid propylene-ethylene block copolymers |
Also Published As
Publication number | Publication date |
---|---|
JPH0244846B2 (it) | 1990-10-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5657814A (en) | Preparation of molding olefin copolymer | |
EP0349886A3 (en) | Liquid catalyst component, catalyst system containing said component and process for producing ethylene-alpha-olefin copolymer using said catalyst system | |
JPS5558210A (en) | Production of copolymer | |
JPS56139520A (en) | Preparation of block copolymer | |
JPS5573712A (en) | Preparation of copolymer | |
JPS52110793A (en) | Preparation of highly crystalline olefin polymers | |
JPS55115417A (en) | Manufacture of propylene copolymer | |
JPS57147508A (en) | Preparation of propylene-ethylene block copolymer | |
JPS5552309A (en) | Preparation of copolymer | |
JPS56155205A (en) | Production of polyolefin | |
JPS568411A (en) | Titanium trichloride catalyst component and homo- or copolymerization of alpha-olefin | |
JPS5647408A (en) | Polymerization of olefin | |
JPS57128707A (en) | Preparation of polyethylene by multistage polymerization | |
JPS57174310A (en) | Production of propylene/ethylene block copolymer | |
JPS56815A (en) | Preparation of polyolefin | |
EP0369213A3 (en) | Polypropylene composition | |
JPS56147808A (en) | Preparation of ethylenic copolymer | |
JPS57190009A (en) | Preparation of ethylene copolymer | |
JPS57125207A (en) | Preparation of terpolymer by solution process | |
JPS5554303A (en) | Polymerization of olefin | |
JPS57205411A (en) | Polypropylene random copolymer composition and its production | |
JPS57174311A (en) | Production of propylene/ethylene block copolymer | |
JPS55151010A (en) | Polymerization or copolymerization olefin | |
JPS56151707A (en) | Preparation of ethylene type polymer | |
JPS53123488A (en) | Polymerization of alpha-olefin |