DE1629587A1 - Verfahren zum Herstellen von Polytetrafluoraethylenfolien mit planarer Orientierung und einem Schmelzpunkt oberhalb 340 deg.C - Google Patents
Verfahren zum Herstellen von Polytetrafluoraethylenfolien mit planarer Orientierung und einem Schmelzpunkt oberhalb 340 deg.CInfo
- Publication number
- DE1629587A1 DE1629587A1 DE19661629587 DE1629587A DE1629587A1 DE 1629587 A1 DE1629587 A1 DE 1629587A1 DE 19661629587 DE19661629587 DE 19661629587 DE 1629587 A DE1629587 A DE 1629587A DE 1629587 A1 DE1629587 A1 DE 1629587A1
- Authority
- DE
- Germany
- Prior art keywords
- film
- melting point
- temperature
- polytetrafluoroethylene
- planar orientation
- 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 24
- -1 polytetrafluoroethylene Polymers 0.000 title claims description 24
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims description 24
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims description 23
- 238000002844 melting Methods 0.000 title claims description 18
- 230000008018 melting Effects 0.000 title claims description 18
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 239000000945 filler Substances 0.000 claims description 11
- 239000011888 foil Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 235000015250 liver sausages Nutrition 0.000 claims 1
- 239000011347 resin Substances 0.000 description 29
- 229920005989 resin Polymers 0.000 description 29
- 229940058401 polytetrafluoroethylene Drugs 0.000 description 20
- 238000005096 rolling process Methods 0.000 description 15
- 239000000203 mixture Substances 0.000 description 9
- 239000000523 sample Substances 0.000 description 6
- 239000012065 filter cake Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000002386 leaching Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 230000032798 delamination Effects 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000251730 Chondrichthyes Species 0.000 description 1
- 241000772415 Neovison vison Species 0.000 description 1
- 208000000474 Poliomyelitis Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011833 salt mixture Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000007704 transition Effects 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
- B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/18—Homopolymers or copolymers or tetrafluoroethene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45285265A | 1965-05-03 | 1965-05-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1629587A1 true DE1629587A1 (de) | 1971-02-04 |
Family
ID=23798218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661629587 Pending DE1629587A1 (de) | 1965-05-03 | 1966-05-03 | Verfahren zum Herstellen von Polytetrafluoraethylenfolien mit planarer Orientierung und einem Schmelzpunkt oberhalb 340 deg.C |
Country Status (3)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6099791A (en) * | 1996-03-08 | 2000-08-08 | Baxter International Inc. | Methods of manufacture of multiaxially oriented fluoropolymer films |
-
1966
- 1966-05-03 NL NL6605980A patent/NL6605980A/xx unknown
- 1966-05-03 DE DE19661629587 patent/DE1629587A1/de active Pending
- 1966-05-03 GB GB1954966A patent/GB1104139A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL6605980A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-11-04 |
| GB1104139A (en) | 1968-02-21 |
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