DE2242284A1 - Verfahren und vorrichtung zur kontinuierlichen dickenprofilaenderung von thermoplastischen folienbahnen - Google Patents
Verfahren und vorrichtung zur kontinuierlichen dickenprofilaenderung von thermoplastischen folienbahnenInfo
- Publication number
- DE2242284A1 DE2242284A1 DE19722242284 DE2242284A DE2242284A1 DE 2242284 A1 DE2242284 A1 DE 2242284A1 DE 19722242284 DE19722242284 DE 19722242284 DE 2242284 A DE2242284 A DE 2242284A DE 2242284 A1 DE2242284 A1 DE 2242284A1
- Authority
- DE
- Germany
- Prior art keywords
- web
- heat source
- stretching
- film
- transversely
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 21
- 229920001169 thermoplastic Polymers 0.000 title claims description 8
- 239000004416 thermosoftening plastic Substances 0.000 title claims description 8
- 230000008859 change Effects 0.000 claims description 12
- 230000005855 radiation Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 2
- 229920001187 thermosetting polymer Polymers 0.000 claims 1
- 239000010408 film Substances 0.000 description 46
- -1 polyethylene terephthalate Polymers 0.000 description 6
- 238000004049 embossing Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000011888 foil Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000009998 heat setting Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229920001283 Polyalkylene terephthalate Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 206010038743 Restlessness Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011104 metalized film Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C2037/90—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722242284 DE2242284A1 (de) | 1972-08-28 | 1972-08-28 | Verfahren und vorrichtung zur kontinuierlichen dickenprofilaenderung von thermoplastischen folienbahnen |
| NL7311375A NL7311375A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-08-28 | 1973-08-17 | |
| GB4018573A GB1437980A (en) | 1972-08-28 | 1973-08-24 | Method and apparatus for continuously varying the cross-section of thermoplastic film webs |
| IT5217773A IT990325B (it) | 1972-08-28 | 1973-08-27 | Procedimento e dispositivo per produrre nastri termoplastici con influenzamento continuo dello spessore |
| LU68312A LU68312A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-08-28 | 1973-08-27 | |
| IE149473A IE38129B1 (en) | 1972-08-28 | 1973-08-27 | Method and apparatus for continuously varying the cross-section of thermo-plastic film webs |
| FR7331040A FR2197709B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-08-28 | 1973-08-28 | |
| BE135028A BE804122A (fr) | 1972-08-28 | 1973-08-28 | Procede et dispositif pour modifier de facon continue un profil d'epaisseur de bandes de pellicules thermoplastiques |
| JP9655473A JPS4953963A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-08-28 | 1973-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722242284 DE2242284A1 (de) | 1972-08-28 | 1972-08-28 | Verfahren und vorrichtung zur kontinuierlichen dickenprofilaenderung von thermoplastischen folienbahnen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2242284A1 true DE2242284A1 (de) | 1974-03-21 |
Family
ID=5854781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722242284 Pending DE2242284A1 (de) | 1972-08-28 | 1972-08-28 | Verfahren und vorrichtung zur kontinuierlichen dickenprofilaenderung von thermoplastischen folienbahnen |
Country Status (9)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2795995B1 (fr) * | 1999-07-08 | 2001-10-05 | Plastiques De La Deome | Procede et dispositif pour la fabrication d'un film adhesif pour la palettisation et film obtenu |
| EP1899141A1 (en) * | 2005-06-01 | 2008-03-19 | 3M Innovative Properties Company | Cross-web heat distribution system and method using repositionable heaters |
| WO2018213379A1 (en) * | 2017-05-17 | 2018-11-22 | Everix, Inc. | Ultra-thin, flexible thin-film filters with spatially or temporally varying optical properties and methods of making the same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1429227A (fr) * | 1965-04-13 | 1966-02-18 | Du Pont | Procédé pour améliorer l'aptitude à l'enroulement sous forme de rouleaux des pellicules organiques polymères |
-
1972
- 1972-08-28 DE DE19722242284 patent/DE2242284A1/de active Pending
-
1973
- 1973-08-17 NL NL7311375A patent/NL7311375A/xx not_active Application Discontinuation
- 1973-08-24 GB GB4018573A patent/GB1437980A/en not_active Expired
- 1973-08-27 IE IE149473A patent/IE38129B1/xx unknown
- 1973-08-27 LU LU68312A patent/LU68312A1/xx unknown
- 1973-08-27 IT IT5217773A patent/IT990325B/it active
- 1973-08-28 BE BE135028A patent/BE804122A/xx unknown
- 1973-08-28 JP JP9655473A patent/JPS4953963A/ja active Pending
- 1973-08-28 FR FR7331040A patent/FR2197709B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT990325B (it) | 1975-06-20 |
| JPS4953963A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-05-25 |
| NL7311375A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-03-04 |
| FR2197709B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-05-26 |
| LU68312A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-05-21 |
| FR2197709A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-03-29 |
| GB1437980A (en) | 1976-06-03 |
| IE38129L (en) | 1974-02-28 |
| IE38129B1 (en) | 1978-01-04 |
| BE804122A (fr) | 1974-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHA | Expiration of time for request for examination |