CA2050879A1 - Machine et methodes de coextrusion et feuilles et emballages obtenus - Google Patents

Machine et methodes de coextrusion et feuilles et emballages obtenus

Info

Publication number: CA2050879A1
Authority: CA; Canada
Prior art keywords: die; film; melt stream; layer; tubular
Prior art date: 1991-09-06
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.): Abandoned

Application number

CA002050879A

Other languages

English (en)

Inventor

Robert J. Blemberg

John P. Eckstein

Mark E. Nordness

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date 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 date listed.)

1991-09-06

Filing date

1991-09-06

Publication date

1993-03-07

1991-09-06 Application filed by Individual filed Critical Individual

1991-09-06 Priority to CA002050879A priority Critical patent/CA2050879A1/fr

1993-03-07 Publication of CA2050879A1 publication Critical patent/CA2050879A1/fr

Status Abandoned legal-status Critical Current

Links

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238000001125 extrusion Methods 0.000 claims abstract description 42
239000010410 layer Substances 0.000 claims description 274
229920000642 polymer Polymers 0.000 claims description 52
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238000004519 manufacturing process Methods 0.000 claims description 15
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238000004891 communication Methods 0.000 claims description 12
239000012530 fluid Substances 0.000 claims description 12
239000002243 precursor Substances 0.000 claims description 6
238000005304 joining Methods 0.000 claims description 5
150000001336 alkenes Chemical class 0.000 claims 1
125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 claims 1
JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims 1
239000013047 polymeric layer Substances 0.000 claims 1
238000013461 design Methods 0.000 abstract description 2
239000010408 film Substances 0.000 description 122
LGXVIGDEPROXKC-UHFFFAOYSA-N 1,1-dichloroethene Chemical compound ClC(Cl)=C LGXVIGDEPROXKC-UHFFFAOYSA-N 0.000 description 53
238000012545 processing Methods 0.000 description 24
239000005038 ethylene vinyl acetate Substances 0.000 description 13
229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 13
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OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 10
229910052799 carbon Inorganic materials 0.000 description 10
239000002184 metal Substances 0.000 description 10
230000008901 benefit Effects 0.000 description 9
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DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 2
229920006237 degradable polymer Polymers 0.000 description 2
238000005516 engineering process Methods 0.000 description 2
UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 2
239000004715 ethylene vinyl alcohol Substances 0.000 description 2
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239000011248 coating agent Substances 0.000 description 1
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238000009826 distribution Methods 0.000 description 1
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HGVPOWOAHALJHA-UHFFFAOYSA-N ethene;methyl prop-2-enoate Chemical compound C=C.COC(=O)C=C HGVPOWOAHALJHA-UHFFFAOYSA-N 0.000 description 1
239000005043 ethylene-methyl acrylate Substances 0.000 description 1
238000007765 extrusion coating Methods 0.000 description 1
239000012634 fragment Substances 0.000 description 1
230000009477 glass transition Effects 0.000 description 1
230000012447 hatching Effects 0.000 description 1
238000009998 heat setting Methods 0.000 description 1
229920001519 homopolymer Polymers 0.000 description 1
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230000001678 irradiating effect Effects 0.000 description 1
239000007788 liquid Substances 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
230000010355 oscillation Effects 0.000 description 1
238000012667 polymer degradation Methods 0.000 description 1
-1 polypropylene Polymers 0.000 description 1
229920001155 polypropylene Polymers 0.000 description 1
230000000750 progressive effect Effects 0.000 description 1
229920005653 propylene-ethylene copolymer Polymers 0.000 description 1
230000008707 rearrangement Effects 0.000 description 1
239000002356 single layer Substances 0.000 description 1
238000012360 testing method Methods 0.000 description 1
239000010409 thin film Substances 0.000 description 1
230000001131 transforming effect Effects 0.000 description 1
210000005239 tubule Anatomy 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

Landscapes

Extrusion Moulding Of Plastics Or The Like (AREA)

CA002050879A 1991-09-06 1991-09-06 Machine et methodes de coextrusion et feuilles et emballages obtenus Abandoned CA2050879A1 (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA002050879A CA2050879A1 (fr)	1991-09-06	1991-09-06	Machine et methodes de coextrusion et feuilles et emballages obtenus

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA002050879A CA2050879A1 (fr)	1991-09-06	1991-09-06	Machine et methodes de coextrusion et feuilles et emballages obtenus

Publications (1)

Publication Number	Publication Date
CA2050879A1 true CA2050879A1 (fr)	1993-03-07

Family

ID=4148321

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002050879A Abandoned CA2050879A1 (fr)	1991-09-06	1991-09-06	Machine et methodes de coextrusion et feuilles et emballages obtenus

Country Status (1)

Country	Link
CA (1)	CA2050879A1 (fr)

1991
- 1991-09-06 CA CA002050879A patent/CA2050879A1/fr not_active Abandoned

Legal Events

Date	Code	Title	Description
1994-03-06	FZDE	Dead

Publication	Publication Date	Title
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EP2326481B1 (fr)	2018-05-16	Filière, système et procédé de coextrusion d'une pluralité de couches fluides
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US5190711A (en)	1993-03-02	Methods for processing polymers
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JPS63247009A (ja)	1988-10-13	共押出ヘッド
CN1009630B (zh)	1990-09-19	复合壁塑管挤压设备及用该设备制造塑管的方法
US5705111A (en)	1998-01-06	Methods for making multiple layer sheet materials
US5843490A (en)	1998-12-01	Die having protrusions for molding machine
CA2050879A1 (fr)	1993-03-07	Machine et methodes de coextrusion et feuilles et emballages obtenus
AU634159B2 (en)	1993-02-18	Multiple layer sheet materials, methods and apparatus
US5284687A (en)	1994-02-08	Coextrustion apparatus, methods, and related films and packages
JP7318124B2 (ja)	2023-07-31	多層共押出ヘッド
JPH04368833A (ja)	1992-12-21	新規な同時押出装置、方法及び関連するフィルム及びパッケージ
JPH06344414A (ja)	1994-12-20	共押出多層成形方法
JP3597317B2 (ja)	2004-12-08	スパイラルダイおよびこれを用いる積層体製造方法
JP3098373B2 (ja)	2000-10-16	多層フィルムの押出装置
EP0806279A1 (fr)	1997-11-12	Dispositif et tête d'extrusion pour la fabrication de tubes en matière plastique sensible à la pression
AU649024B2 (en)	1994-05-12	Multiple layer sheet materials, and packages, and methods and apparatus for making