JPH0349742B2 - - Google Patents
Info
- Publication number
- JPH0349742B2 JPH0349742B2 JP14543286A JP14543286A JPH0349742B2 JP H0349742 B2 JPH0349742 B2 JP H0349742B2 JP 14543286 A JP14543286 A JP 14543286A JP 14543286 A JP14543286 A JP 14543286A JP H0349742 B2 JPH0349742 B2 JP H0349742B2
- Authority
- JP
- Japan
- Prior art keywords
- copolymer
- stretching
- film
- temperature
- multilayer
- 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
- 239000010410 layer Substances 0.000 claims description 65
- 229920001577 copolymer Polymers 0.000 claims description 62
- 238000000034 method Methods 0.000 claims description 38
- 239000004744 fabric Substances 0.000 claims description 34
- 239000004743 Polypropylene Substances 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 21
- 229920000642 polymer Polymers 0.000 claims description 21
- 238000002844 melting Methods 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 14
- -1 polypropylene Polymers 0.000 claims description 14
- 239000000178 monomer Substances 0.000 claims description 12
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 11
- 239000005977 Ethylene Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 229920001155 polypropylene Polymers 0.000 claims description 9
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 8
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 7
- 125000001931 aliphatic group Chemical group 0.000 claims description 7
- 229920000554 ionomer Polymers 0.000 claims description 7
- 229920001778 nylon Polymers 0.000 claims description 7
- 229920001684 low density polyethylene Polymers 0.000 claims description 6
- 239000004702 low-density polyethylene Substances 0.000 claims description 6
- 239000002356 single layer Substances 0.000 claims description 6
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 claims description 5
- 150000001735 carboxylic acids Chemical class 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000003507 refrigerant Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims description 3
- 229920001567 vinyl ester resin Polymers 0.000 claims description 3
- 125000005907 alkyl ester group Chemical group 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 31
- 238000004806 packaging method and process Methods 0.000 description 26
- 229920005989 resin Polymers 0.000 description 21
- 239000011347 resin Substances 0.000 description 21
- 239000000203 mixture Substances 0.000 description 11
- 230000004888 barrier function Effects 0.000 description 10
- 229920000915 polyvinyl chloride Polymers 0.000 description 10
- 239000004800 polyvinyl chloride Substances 0.000 description 10
- 230000007423 decrease Effects 0.000 description 9
- 239000004698 Polyethylene Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 8
- 229920006300 shrink film Polymers 0.000 description 8
- 239000002344 surface layer Substances 0.000 description 8
- 230000008901 benefit Effects 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 239000005033 polyvinylidene chloride Substances 0.000 description 4
- 230000002195 synergetic effect Effects 0.000 description 4
- 230000037303 wrinkles Effects 0.000 description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 3
- 229920012485 Plasticized Polyvinyl chloride Polymers 0.000 description 3
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 229920001748 polybutylene Polymers 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002087 whitening effect Effects 0.000 description 3
- PZWQOGNTADJZGH-SNAWJCMRSA-N (2e)-2-methylpenta-2,4-dienoic acid Chemical compound OC(=O)C(/C)=C/C=C PZWQOGNTADJZGH-SNAWJCMRSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000004031 devitrification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920005648 ethylene methacrylic acid copolymer Polymers 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920006280 packaging film Polymers 0.000 description 2
- 239000012785 packaging film Substances 0.000 description 2
- 238000012858 packaging process Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000003303 reheating Methods 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- 235000002767 Daucus carota Nutrition 0.000 description 1
- 244000000626 Daucus carota Species 0.000 description 1
- 229920012753 Ethylene Ionomers Polymers 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000005025 cast polypropylene Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229920006242 ethylene acrylic acid copolymer Polymers 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- 229920003146 methacrylic ester copolymer Polymers 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000020991 processed meat Nutrition 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229920006298 saran Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Landscapes
- Laminated Bodies (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 |
|---|---|---|---|
| JP14543286A JPS61287721A (ja) | 1986-06-21 | 1986-06-21 | 冷間高延伸多層フイルム及びその製法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14543286A JPS61287721A (ja) | 1986-06-21 | 1986-06-21 | 冷間高延伸多層フイルム及びその製法 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15288379A Division JPS5675857A (en) | 1979-11-28 | 1979-11-28 | Cold high extending multilayer film and its manufacture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61287721A JPS61287721A (ja) | 1986-12-18 |
| JPH0349742B2 true JPH0349742B2 (US07223432-20070529-C00017.png) | 1991-07-30 |
Family
ID=15385108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14543286A Granted JPS61287721A (ja) | 1986-06-21 | 1986-06-21 | 冷間高延伸多層フイルム及びその製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61287721A (US07223432-20070529-C00017.png) |
-
1986
- 1986-06-21 JP JP14543286A patent/JPS61287721A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61287721A (ja) | 1986-12-18 |
