FI64532C - Foer elektriska apparater avsedd genomskinlig aotminstone pao ena sidan grovytig polypropylenfilm och foerfarande foer dess framstaellning - Google Patents
Foer elektriska apparater avsedd genomskinlig aotminstone pao ena sidan grovytig polypropylenfilm och foerfarande foer dess framstaellning Download PDFInfo
- Publication number
- FI64532C FI64532C FI753354A FI753354A FI64532C FI 64532 C FI64532 C FI 64532C FI 753354 A FI753354 A FI 753354A FI 753354 A FI753354 A FI 753354A FI 64532 C FI64532 C FI 64532C
- Authority
- FI
- Finland
- Prior art keywords
- film
- melt
- polypropylene
- unstretched
- temperature
- Prior art date
Links
- -1 polypropylene Polymers 0.000 claims description 124
- 239000004743 Polypropylene Substances 0.000 claims description 120
- 229920001155 polypropylene Polymers 0.000 claims description 120
- 239000000463 material Substances 0.000 claims description 64
- 238000000034 method Methods 0.000 claims description 48
- 239000000155 melt Substances 0.000 claims description 38
- 239000002826 coolant Substances 0.000 claims description 23
- 239000002344 surface layer Substances 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 13
- 239000013078 crystal Substances 0.000 claims description 9
- 230000035515 penetration Effects 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 26
- 239000003921 oil Substances 0.000 description 23
- 210000002257 embryonic structure Anatomy 0.000 description 22
- 239000007788 liquid Substances 0.000 description 20
- 238000001816 cooling Methods 0.000 description 16
- 238000009826 distribution Methods 0.000 description 16
- 229920005989 resin Polymers 0.000 description 16
- 239000011347 resin Substances 0.000 description 16
- 230000006835 compression Effects 0.000 description 14
- 238000007906 compression Methods 0.000 description 14
- 229910052751 metal Chemical class 0.000 description 13
- 239000002184 metal Chemical class 0.000 description 13
- 238000002474 experimental method Methods 0.000 description 10
- 239000011521 glass Substances 0.000 description 10
- 239000010410 layer Substances 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 9
- 239000012528 membrane Substances 0.000 description 9
- 239000002480 mineral oil Substances 0.000 description 8
- 235000010446 mineral oil Nutrition 0.000 description 8
- 238000005470 impregnation Methods 0.000 description 7
- 229920006395 saturated elastomer Polymers 0.000 description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000000498 cooling water Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000000523 sample Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 208000028659 discharge Diseases 0.000 description 4
- 239000002657 fibrous material Substances 0.000 description 4
- 238000001465 metallisation Methods 0.000 description 4
- 229920001083 polybutene Polymers 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 3
- 230000008033 biological extinction Effects 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- CXWXQJXEFPUFDZ-UHFFFAOYSA-N tetralin Chemical compound C1=CC=C2CCCCC2=C1 CXWXQJXEFPUFDZ-UHFFFAOYSA-N 0.000 description 3
- KSLLMGLKCVSKFF-UHFFFAOYSA-N 5,12-dihydroquinolino[2,3-b]acridine-6,7,13,14-tetrone Chemical compound N1C2=CC=CC=C2C(=O)C2=C1C(=O)C(C(=O)C1=CC=CC=C1N1)=C1C2=O KSLLMGLKCVSKFF-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000003851 corona treatment Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920006280 packaging film Polymers 0.000 description 2
- 239000012785 packaging film Substances 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 1
- 229920002595 Dielectric elastomer Polymers 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 241000270295 Serpentes Species 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920005606 polypropylene copolymer Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 238000004804 winding 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0012—Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
- Y10T428/24446—Wrinkled, creased, crinkled or creped
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31938—Polymer of monoethylenically unsaturated hydrocarbon
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13862074A JPS5611963B2 (en, 2012) | 1974-11-29 | 1974-11-29 | |
| JP13862074 | 1974-11-29 | ||
| JP50111178A JPS581646B2 (ja) | 1975-09-12 | 1975-09-12 | ハントウメイフイルムセイゾウヨウセイケイブツノ セイゾウホウホウ |
| JP11117875 | 1975-09-12 | ||
| JP11188375 | 1975-09-16 | ||
| JP11188375A JPS5235272A (en) | 1975-09-16 | 1975-09-16 | Method of manufacturing translucent polypropylene elongation film |
| JP12050575 | 1975-10-06 | ||
| JP50120505A JPS581648B2 (ja) | 1975-10-06 | 1975-10-06 | ハントウメイフイルムセイゾウヨウセイケイブツノ セイゾウホウホウ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI753354A7 FI753354A7 (en, 2012) | 1976-05-30 |
| FI64532B FI64532B (fi) | 1983-08-31 |
| FI64532C true FI64532C (fi) | 1983-12-12 |
Family
ID=27469886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI753354A FI64532C (fi) | 1974-11-29 | 1975-11-27 | Foer elektriska apparater avsedd genomskinlig aotminstone pao ena sidan grovytig polypropylenfilm och foerfarande foer dess framstaellning |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4138520A (en, 2012) |
| DE (1) | DE2553693C2 (en, 2012) |
| FI (1) | FI64532C (en, 2012) |
| GB (1) | GB1490454A (en, 2012) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4360552A (en) * | 1975-02-28 | 1982-11-23 | General Electric Company | Textured surface polypropylene film |
| US4185148A (en) * | 1976-05-17 | 1980-01-22 | Mitsubishi Rayon Company Limited | Process for producing the polypropylene film for electrical appliances |
| DE2851557C2 (de) * | 1978-11-29 | 1982-04-01 | Hoechst Ag, 6000 Frankfurt | Biaxial gestreckte Polypropylenverbundfolie zur Verwendung als Elektroisolierfolie |
| DE2942298C2 (de) * | 1979-10-19 | 1985-06-13 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung einer rauhen Polypropylen-Elektroisolierfolie |
| EP0036457B1 (en) * | 1980-03-20 | 1985-02-20 | Mitsubishi Rayon Co., Ltd. | A method of producing a polypropylene film for electrical appliances |
| DE3729449A1 (de) * | 1987-09-03 | 1989-03-16 | Hoechst Ag | Verfahren und vorrichtung zur herstellung eines stranggepressten, verstreckten, nahtlosen schlauches |
| DE10261107A1 (de) * | 2002-12-20 | 2004-07-01 | Basell Polyolefine Gmbh | Formmassen aus einem hochmolekularen Propylenpolymerisat |
| AU2003294925A1 (en) * | 2002-12-20 | 2004-07-14 | Basell Poliolefine Italia S.P.A | Molding compositions made from a high-molecular-weight propylene polymer |
| WO2004101660A2 (en) * | 2003-05-08 | 2004-11-25 | Applied Extrusion Technologies, Inc. | Methods of making thick, highly oriented, opaque, low-density, microporous polyolefin films and the films made thereby |
| JP2008519772A (ja) * | 2004-11-09 | 2008-06-12 | ディスカス デンタル インプレッションズ インコーポレーテッド | ２成分歯牙漂白組成物 |
| JP4784279B2 (ja) * | 2005-11-17 | 2011-10-05 | 王子製紙株式会社 | コンデンサーフィルム |
| JP5061842B2 (ja) * | 2006-11-01 | 2012-10-31 | 王子製紙株式会社 | 二軸延伸ポリプロピレンフィルム |
| BR112013022796A2 (pt) | 2011-03-10 | 2016-12-06 | Toray Industries | filme de polipropileno biaxialmente estirado, filme metalizado, e capacitor de filme |
| CN104064706B (zh) * | 2014-06-11 | 2017-01-11 | 青岛中科华联新材料股份有限公司 | 一种孔径和形貌均匀的锂离子电池隔膜的生产工艺 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3022543A (en) * | 1958-02-07 | 1962-02-27 | Grace W R & Co | Method of producing film having improved shrink energy |
| IT639570A (en, 2012) * | 1959-11-24 | |||
| US3217073A (en) * | 1962-04-26 | 1965-11-09 | Eastman Kodak Co | Process for the manufacture of biaxially oriented polypropylene film |
| US3309452A (en) * | 1962-09-11 | 1967-03-14 | Toyo Rayon Co Ltd | Thermoplastic film and its process of manufacture |
| DE1264746B (de) * | 1962-09-11 | 1968-03-28 | Nihonbashi Muromachi | Verfahren zur Herstellung von thermoplastischen Kunststoffolien mit rauher Oberflaeche |
| US3257490A (en) * | 1962-10-17 | 1966-06-21 | Du Pont | Process for producing flat dimensionally stable, biaxially oriented polypropylene film |
| US3445324A (en) * | 1963-05-14 | 1969-05-20 | Curwood Inc | Flexible wrapping material |
| US3260776A (en) * | 1964-10-29 | 1966-07-12 | Grace W R & Co | Production of biaxially stretch oriented polypropylene film |
| US3536644A (en) * | 1967-06-22 | 1970-10-27 | Nat Distillers Chem Corp | Means for providing biaxially oriented polypropylene films with improved physical properties |
| US3536576A (en) * | 1968-07-18 | 1970-10-27 | Us Air Force | Self-sealing space suit |
| US3773608A (en) * | 1970-09-16 | 1973-11-20 | Toyo Boseki | Paper-like polymeric films and production thereof |
| US3679538A (en) * | 1970-10-28 | 1972-07-25 | Celanese Corp | Novel open-celled microporous film |
| US3738904A (en) * | 1971-06-28 | 1973-06-12 | Du Pont | Filled biaxially oriented polymeric film |
-
1975
- 1975-11-25 US US05/635,373 patent/US4138520A/en not_active Expired - Lifetime
- 1975-11-26 GB GB4858575A patent/GB1490454A/en not_active Expired
- 1975-11-27 FI FI753354A patent/FI64532C/fi not_active IP Right Cessation
- 1975-11-28 DE DE2553693A patent/DE2553693C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FI64532B (fi) | 1983-08-31 |
| US4138520A (en) | 1979-02-06 |
| DE2553693C2 (de) | 1983-12-01 |
| GB1490454A (en) | 1977-11-02 |
| FI753354A7 (en, 2012) | 1976-05-30 |
| DE2553693A1 (de) | 1976-08-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FI64532C (fi) | Foer elektriska apparater avsedd genomskinlig aotminstone pao ena sidan grovytig polypropylenfilm och foerfarande foer dess framstaellning | |
| US4185148A (en) | Process for producing the polypropylene film for electrical appliances | |
| KR0150640B1 (ko) | 다층 폴리테트라플루오로에틸렌 다공막의 제조방법 | |
| US5225131A (en) | Process for producing multilayer polytetrafluoroethylene porous membrane and semisintered polytetrafluoroethylene multilayer structure | |
| CN110815763B (zh) | 制备高强度高模量的聚烯烃薄膜的设备及方法和高强度高模量的聚烯烃薄膜 | |
| RU2124391C1 (ru) | Способ получения многослойной политетрафторэтиленовой пористой мембраны и полуспеченная политетрафторэтиленовая многослойная структура | |
| EP2837653B1 (en) | Method for producing fluororesin microporous film | |
| EP3098256A1 (en) | Polyolefin microporous membrane and method for producing same | |
| US20200298184A1 (en) | Method for preparing porous membrane of fluorine-based resin | |
| JP2013142101A (ja) | ポリオレフィン微多孔膜の製造方法 | |
| JPH078927B2 (ja) | ポリテトラフルオロエチレン複層多孔膜の製造方法 | |
| US4255381A (en) | Textured surface polypropylene film | |
| EP0036457B1 (en) | A method of producing a polypropylene film for electrical appliances | |
| KR20200020460A (ko) | 불소계 수지 다공성 막 | |
| TW202120179A (zh) | 高強度小孔徑之聚四氟乙烯多孔膜 | |
| EP4467595A1 (en) | Porous membrane, porous membrane laminate, and production method for porous membrane | |
| KR102160652B1 (ko) | 불소계 수지 다공성 막 | |
| JPS60104319A (ja) | ポリテトラフルオロエチレン多孔質体及びその製造方法 | |
| JPH08174738A (ja) | 多孔質四弗化エチレン樹脂積層体とその製造方法 | |
| WO2019107746A1 (ko) | 불소계 수지 다공성 막의 제조방법 | |
| JP7639340B2 (ja) | 捲回体およびポリオレフィン微多孔膜の製造方法 | |
| KR102074053B1 (ko) | 고온 수축 특성이 우수한 미세 다공성 필름의 제조방법 | |
| JPS6344534B2 (en, 2012) | ||
| JPH053084B2 (en, 2012) | ||
| JPS6126168B2 (en, 2012) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: MITSUBISHI RAYON CO., LTD. |