FI75526C - Vaermefoerseglingsbar flerskiktad polypropylenfilm. - Google Patents
Vaermefoerseglingsbar flerskiktad polypropylenfilm. Download PDFInfo
- Publication number
- FI75526C FI75526C FI811569A FI811569A FI75526C FI 75526 C FI75526 C FI 75526C FI 811569 A FI811569 A FI 811569A FI 811569 A FI811569 A FI 811569A FI 75526 C FI75526 C FI 75526C
- Authority
- FI
- Finland
- Prior art keywords
- film
- sealing
- heat
- layer
- polypropylene
- Prior art date
Links
- 238000007789 sealing Methods 0.000 claims description 50
- 239000010410 layer Substances 0.000 claims description 40
- 239000002344 surface layer Substances 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 14
- 229920001384 propylene homopolymer Polymers 0.000 claims description 14
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 9
- 239000005977 Ethylene Substances 0.000 claims description 9
- 229920001577 copolymer Polymers 0.000 claims description 9
- 229920005653 propylene-ethylene copolymer Polymers 0.000 claims description 9
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 229920001169 thermoplastic Polymers 0.000 claims description 4
- 239000004416 thermosoftening plastic Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 description 21
- -1 polypropylene Polymers 0.000 description 21
- 229920001155 polypropylene Polymers 0.000 description 21
- 238000000034 method Methods 0.000 description 9
- 238000000576 coating method Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 235000008429 bread Nutrition 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 229920000554 ionomer Polymers 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229920006280 packaging film Polymers 0.000 description 2
- 239000012785 packaging film Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 235000013550 pizza Nutrition 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920006257 Heat-shrinkable film Polymers 0.000 description 1
- 101000845005 Macrovipera lebetina Disintegrin lebein-2-alpha Proteins 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229920006378 biaxially oriented polypropylene Polymers 0.000 description 1
- 239000011127 biaxially oriented polypropylene Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920005676 ethylene-propylene block copolymer Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000005026 oriented polypropylene Substances 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 235000014594 pastries Nutrition 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005629 polypropylene homopolymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/31—Heat sealable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/514—Oriented
- B32B2307/518—Oriented bi-axially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/732—Dimensional properties
- B32B2307/734—Dimensional stability
- B32B2307/736—Shrinkable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2323/00—Polyalkenes
- B32B2323/10—Polypropylene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2553/00—Packaging equipment or accessories not otherwise provided for
Landscapes
- Laminated Bodies (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Wrappers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15297080A | 1980-05-23 | 1980-05-23 | |
| US15297080 | 1980-05-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI811569L FI811569L (fi) | 1981-11-24 |
| FI75526B FI75526B (fi) | 1988-03-31 |
| FI75526C true FI75526C (fi) | 1988-07-11 |
Family
ID=22545224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI811569A FI75526C (fi) | 1980-05-23 | 1981-05-21 | Vaermefoerseglingsbar flerskiktad polypropylenfilm. |
Country Status (22)
| Country | Link |
|---|---|
| JP (1) | JPS578156A (it) |
| AR (1) | AR225081A1 (it) |
| AU (1) | AU536917B2 (it) |
| BE (1) | BE888914A (it) |
| BR (1) | BR8102322A (it) |
| CA (1) | CA1149122A (it) |
| CH (1) | CH656349A5 (it) |
| DE (1) | DE3111269A1 (it) |
| DK (1) | DK164093C (it) |
| ES (1) | ES502438A0 (it) |
| FI (1) | FI75526C (it) |
| FR (1) | FR2482900B1 (it) |
| GB (1) | GB2076741B (it) |
| IE (1) | IE51291B1 (it) |
| IL (1) | IL62940A (it) |
| IT (1) | IT1136935B (it) |
| MX (1) | MX156235A (it) |
| NL (1) | NL188022C (it) |
| NZ (1) | NZ196286A (it) |
| PT (1) | PT72887B (it) |
| SE (1) | SE451692B (it) |
| ZA (1) | ZA811494B (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1199567A (en) * | 1982-02-18 | 1986-01-21 | Walter B. Mueller | Linear polyethylene shrink films |
| DE3247998C2 (de) * | 1982-12-24 | 1986-02-06 | Hoechst Ag, 6230 Frankfurt | Siegelbare transparente polyolefinische Mehrschichtfolie |
| DE3247999C2 (de) * | 1982-12-24 | 1984-11-15 | Hoechst Ag, 6230 Frankfurt | Siegelbare polyolefinische Mehrschichtfolie |
| US4986496A (en) * | 1985-05-31 | 1991-01-22 | Minnesota Mining And Manufacturing | Drag reduction article |
| US5133516A (en) * | 1985-05-31 | 1992-07-28 | Minnesota Mining And Manufacturing Co. | Drag reduction article |
| US4726984A (en) * | 1985-06-28 | 1988-02-23 | W. R. Grace & Co. | Oxygen barrier oriented film |
| GB2221649B (en) * | 1988-08-11 | 1992-04-29 | Okura Industrial Co Ltd | Heat shrinkable composite film and packaging method using same |
| CH686178A5 (de) * | 1993-10-01 | 1996-01-31 | Alusuisse Lonza Services Ag | Flochiger Packstoff. |
| JPH0825593A (ja) * | 1994-07-13 | 1996-01-30 | Sumitomo Chem Co Ltd | 自己粘着性包装用フィルム |
| US6420625B1 (en) | 1997-09-12 | 2002-07-16 | Kimberly-Clark Worldwide, Inc. | Breathable, liquid-impermeable, apertured film/nonwoven laminate and process for making same |
| DE102009057862A1 (de) * | 2009-12-11 | 2011-06-16 | Huhtamaki Forchheim Zweigniederlassung Der Huhtamaki Deutschland Gmbh & Co. Kg | Mehrschichtfolie mit hoher Durchstoß- und Weiterreißfestigkeit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3285766A (en) * | 1963-03-28 | 1966-11-15 | Avisun Corp | Biaxially oriented ethylene polymer coated polypropylene sheet and method for makingsame |
| GB1145199A (en) * | 1966-06-13 | 1969-03-12 | Nat Distillers Chem Corp | Heat-sealable oriented polypropylene film laminate |
| DE1769028A1 (de) * | 1968-03-22 | 1972-02-03 | Kalle Ag | Biaxial orientierte Polypropylenfolie |
| JPS4914343A (it) * | 1972-05-22 | 1974-02-07 | ||
| US3983258A (en) * | 1975-02-07 | 1976-09-28 | Continental Can Company, Inc. | Process of packaging edible products containing exposed bones |
| GB2029317A (en) * | 1978-09-06 | 1980-03-19 | British Cellophane Ltd | Heat-sealable polypropylene films |
-
1981
- 1981-02-17 NZ NZ196286A patent/NZ196286A/xx unknown
- 1981-03-05 ZA ZA00811494A patent/ZA811494B/xx unknown
- 1981-03-16 IT IT20364/81A patent/IT1136935B/it active
- 1981-03-16 MX MX186391A patent/MX156235A/es unknown
- 1981-03-19 CA CA000373413A patent/CA1149122A/en not_active Expired
- 1981-03-21 DE DE19813111269 patent/DE3111269A1/de active Granted
- 1981-03-25 NL NLAANVRAGE8101472,A patent/NL188022C/xx not_active IP Right Cessation
- 1981-04-15 BR BR8102322A patent/BR8102322A/pt unknown
- 1981-04-20 PT PT72887A patent/PT72887B/pt unknown
- 1981-04-21 JP JP5932781A patent/JPS578156A/ja active Granted
- 1981-05-07 AU AU70240/81A patent/AU536917B2/en not_active Ceased
- 1981-05-13 CH CH3120/81A patent/CH656349A5/de not_active IP Right Cessation
- 1981-05-21 FI FI811569A patent/FI75526C/fi not_active IP Right Cessation
- 1981-05-21 IE IE1133/81A patent/IE51291B1/en not_active IP Right Cessation
- 1981-05-21 AR AR285408A patent/AR225081A1/es active
- 1981-05-21 BE BE0/204871A patent/BE888914A/fr not_active IP Right Cessation
- 1981-05-22 DK DK227081A patent/DK164093C/da not_active IP Right Cessation
- 1981-05-22 GB GB8115820A patent/GB2076741B/en not_active Expired
- 1981-05-22 SE SE8103257A patent/SE451692B/sv not_active IP Right Cessation
- 1981-05-22 IL IL62940A patent/IL62940A/xx not_active IP Right Cessation
- 1981-05-22 ES ES502438A patent/ES502438A0/es active Granted
- 1981-05-22 FR FR8110273A patent/FR2482900B1/fr not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC | Transfer of assignment of patent |
Owner name: CRYOVAC, INC. |
|
| MM | Patent lapsed |
Owner name: CRYOVAC,_INC. |