JPH0445336B2 - - Google Patents
Info
- Publication number
- JPH0445336B2 JPH0445336B2 JP2976988A JP2976988A JPH0445336B2 JP H0445336 B2 JPH0445336 B2 JP H0445336B2 JP 2976988 A JP2976988 A JP 2976988A JP 2976988 A JP2976988 A JP 2976988A JP H0445336 B2 JPH0445336 B2 JP H0445336B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- stretching
- polyester film
- longitudinal direction
- relaxation
- 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.)
- Expired - Lifetime
Links
- 229920006267 polyester film Polymers 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 229920000728 polyester Polymers 0.000 claims description 5
- 230000002040 relaxant effect Effects 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 9
- 238000001816 cooling Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 5
- 230000008602 contraction Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2976988A JPH01204723A (ja) | 1988-02-10 | 1988-02-10 | ポリエステルフィルムの製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2976988A JPH01204723A (ja) | 1988-02-10 | 1988-02-10 | ポリエステルフィルムの製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01204723A JPH01204723A (ja) | 1989-08-17 |
| JPH0445336B2 true JPH0445336B2 (enrdf_load_stackoverflow) | 1992-07-24 |
Family
ID=12285247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2976988A Granted JPH01204723A (ja) | 1988-02-10 | 1988-02-10 | ポリエステルフィルムの製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01204723A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0158242B1 (ko) * | 1994-07-04 | 1999-01-15 | 안시환 | 열가소성 수지 필름의 제조방법 |
| JPH08132523A (ja) * | 1994-11-09 | 1996-05-28 | Toray Ind Inc | 低熱収縮性ポリエステルフィルム |
| JPH08164558A (ja) * | 1994-12-15 | 1996-06-25 | Toray Ind Inc | ポリエステルフィルム |
| JP5512759B2 (ja) * | 2011-09-16 | 2014-06-04 | 富士フイルム株式会社 | ２軸延伸熱可塑性樹脂フィルムの製造方法 |
-
1988
- 1988-02-10 JP JP2976988A patent/JPH01204723A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01204723A (ja) | 1989-08-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |