JPH0586905B2 - - Google Patents
Info
- Publication number
- JPH0586905B2 JPH0586905B2 JP20418689A JP20418689A JPH0586905B2 JP H0586905 B2 JPH0586905 B2 JP H0586905B2 JP 20418689 A JP20418689 A JP 20418689A JP 20418689 A JP20418689 A JP 20418689A JP H0586905 B2 JPH0586905 B2 JP H0586905B2
- Authority
- JP
- Japan
- Prior art keywords
- relaxation
- film
- heat treatment
- width direction
- machine direction
- 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
- 238000010438 heat treatment Methods 0.000 claims description 56
- 238000000034 method Methods 0.000 claims description 39
- 230000002040 relaxant effect Effects 0.000 claims description 5
- 229920005992 thermoplastic resin Polymers 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 16
- 230000003247 decreasing effect Effects 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 229920008790 Amorphous Polyethylene terephthalate Polymers 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000009998 heat setting Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001230 polyarylate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
Landscapes
- Treatments Of Macromolecular Shaped Articles (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20418689A JPH0367627A (ja) | 1989-08-07 | 1989-08-07 | 二軸延伸フィルムの弛緩熱処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20418689A JPH0367627A (ja) | 1989-08-07 | 1989-08-07 | 二軸延伸フィルムの弛緩熱処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0367627A JPH0367627A (ja) | 1991-03-22 |
| JPH0586905B2 true JPH0586905B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-12-14 |
Family
ID=16486260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20418689A Granted JPH0367627A (ja) | 1989-08-07 | 1989-08-07 | 二軸延伸フィルムの弛緩熱処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0367627A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5060736B2 (ja) * | 2006-04-13 | 2012-10-31 | 積水成型工業株式会社 | 延伸ポリオレフィン樹脂シートの製造方法 |
| JP2011144314A (ja) * | 2010-01-18 | 2011-07-28 | Idemitsu Unitech Co Ltd | 表面保護フィルムおよびその製造方法、並びに、表面保護フィルム用基材フィルムおよびその製造方法 |
| EP2679378A4 (en) | 2011-02-21 | 2015-07-29 | Toray Industries | BIAXIALLY ORIENTED POLYETHYLENEEPHTHALATE FILM |
| KR102002798B1 (ko) | 2012-01-24 | 2019-07-23 | 도레이 카부시키가이샤 | 폴리에스테르 필름 및 그 제조 방법 |
-
1989
- 1989-08-07 JP JP20418689A patent/JPH0367627A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0367627A (ja) | 1991-03-22 |
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