JPS53120759A - Production of drawn polypropylene film - Google Patents
Production of drawn polypropylene filmInfo
- Publication number
- JPS53120759A JPS53120759A JP3685077A JP3685077A JPS53120759A JP S53120759 A JPS53120759 A JP S53120759A JP 3685077 A JP3685077 A JP 3685077A JP 3685077 A JP3685077 A JP 3685077A JP S53120759 A JPS53120759 A JP S53120759A
- Authority
- JP
- Japan
- Prior art keywords
- production
- polypropylene film
- drawn polypropylene
- film
- drawn
- 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
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
PURPOSE: To manufacture a film having improved blocking resistance without degrading transparency, by incorporating a crystalline propylene homopolymer with a crystalline ethylene propylene block copolymer, and by molding the mixture into a film, which is then drawn biaxially.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3685077A JPS6055542B2 (en) | 1977-03-30 | 1977-03-30 | Manufacturing method of polypropylene stretched film |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3685077A JPS6055542B2 (en) | 1977-03-30 | 1977-03-30 | Manufacturing method of polypropylene stretched film |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53120759A true JPS53120759A (en) | 1978-10-21 |
JPS6055542B2 JPS6055542B2 (en) | 1985-12-05 |
Family
ID=12481233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3685077A Expired JPS6055542B2 (en) | 1977-03-30 | 1977-03-30 | Manufacturing method of polypropylene stretched film |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6055542B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0947542A4 (en) * | 1996-12-17 | 2000-02-23 | Chisso Corp | Biaxially oriented polypropylene-base film |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0326050Y2 (en) * | 1987-05-29 | 1991-06-05 |
-
1977
- 1977-03-30 JP JP3685077A patent/JPS6055542B2/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0947542A4 (en) * | 1996-12-17 | 2000-02-23 | Chisso Corp | Biaxially oriented polypropylene-base film |
Also Published As
Publication number | Publication date |
---|---|
JPS6055542B2 (en) | 1985-12-05 |
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