NO801422L - Omformbare opploesninger, derav formede gjenstander, samt fremstilling derav - Google Patents
Omformbare opploesninger, derav formede gjenstander, samt fremstilling deravInfo
- Publication number
- NO801422L NO801422L NO801422A NO801422A NO801422L NO 801422 L NO801422 L NO 801422L NO 801422 A NO801422 A NO 801422A NO 801422 A NO801422 A NO 801422A NO 801422 L NO801422 L NO 801422L
- Authority
- NO
- Norway
- Prior art keywords
- cellulose
- threads
- acrylic polymer
- ratio
- polymer
- Prior art date
Links
- 238000002360 preparation method Methods 0.000 title description 2
- 229920002678 cellulose Polymers 0.000 claims description 107
- 239000001913 cellulose Substances 0.000 claims description 107
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 82
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 57
- 229920000058 polyacrylate Polymers 0.000 claims description 50
- 239000000835 fiber Substances 0.000 claims description 29
- 229920000642 polymer Polymers 0.000 claims description 29
- 230000001112 coagulating effect Effects 0.000 claims description 23
- 238000006116 polymerization reaction Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 10
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- 229920002521 macromolecule Polymers 0.000 claims description 4
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Natural products CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims 1
- 235000010980 cellulose Nutrition 0.000 description 90
- 229960001760 dimethyl sulfoxide Drugs 0.000 description 39
- 239000000203 mixture Substances 0.000 description 35
- 229930040373 Paraformaldehyde Natural products 0.000 description 25
- 229920002866 paraformaldehyde Polymers 0.000 description 25
- 238000004090 dissolution Methods 0.000 description 14
- 238000009835 boiling Methods 0.000 description 11
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 10
- 239000000843 powder Substances 0.000 description 10
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- 238000001035 drying Methods 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 239000011734 sodium Substances 0.000 description 7
- 229910052708 sodium Inorganic materials 0.000 description 7
- 238000005406 washing Methods 0.000 description 7
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 6
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 6
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 239000002655 kraft paper Substances 0.000 description 4
- -1 acetate compound Chemical class 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- 239000004753 textile Substances 0.000 description 3
- 235000005074 zinc chloride Nutrition 0.000 description 3
- 239000011592 zinc chloride Substances 0.000 description 3
- 229920000875 Dissolving pulp Polymers 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910021653 sulphate ion Inorganic materials 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229920000168 Microcrystalline cellulose Polymers 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical group 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 125000005265 dialkylamine group Chemical group 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 125000005395 methacrylic acid group Chemical class 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 1
- 239000008108 microcrystalline cellulose Substances 0.000 description 1
- 229940016286 microcrystalline cellulose Drugs 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 125000000467 secondary amino group Chemical class [H]N([*:1])[*:2] 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical group OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Inorganic materials O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/54—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of unsaturated nitriles
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/07—Aldehydes; Ketones
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/41—Compounds containing sulfur bound to oxygen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/18—Homopolymers or copolymers of nitriles
- C08L33/20—Homopolymers or copolymers of acrylonitrile
-
- 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
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
- Y10T428/2931—Fibers or filaments nonconcentric [e.g., side-by-side or eccentric, 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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31935—Ester, halide or nitrile of addition polymer
-
- 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]
- Y10T428/31971—Of carbohydrate
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7912383A FR2456758A1 (fr) | 1979-05-14 | 1979-05-14 | Solutions conformables, articles en forme obtenus a partir de ces solutions ainsi que leur procede d'obtention |
| FR8005963A FR2478136A2 (fr) | 1980-03-13 | 1980-03-13 | Fibres a base de polymeres acryliques et de cellulose et leur procede d'obtention |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO801422L true NO801422L (no) | 1980-11-17 |
Family
ID=26221163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO801422A NO801422L (no) | 1979-05-14 | 1980-05-13 | Omformbare opploesninger, derav formede gjenstander, samt fremstilling derav |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US4377648A (pt) |
| EP (1) | EP0019566B1 (pt) |
| AR (1) | AR219250A1 (pt) |
| BR (1) | BR8002939A (pt) |
| DE (1) | DE3060334D1 (pt) |
| ES (2) | ES491423A0 (pt) |
| FI (1) | FI73233C (pt) |
| MX (1) | MX153616A (pt) |
| NO (1) | NO801422L (pt) |
| PT (1) | PT71223A (pt) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4377648A (en) * | 1979-05-14 | 1983-03-22 | Rhone-Poulenc-Textile | Cellulose-polyacrylonitrile-DMSO-formaldehyde solutions, articles, and methods of making same |
| EP0101501A4 (en) * | 1982-02-05 | 1986-01-07 | Sheldon M Atlas | ANTISTATIC FABRICS INCORPORATING SPECIAL TEXTILE FIBERS HAVING HIGH ABSORPTION OF MOISTURE AND ARTICLES PRODUCED USING THE SAME. |
| US4443515A (en) * | 1982-02-05 | 1984-04-17 | Peter Rosenwald | Antistatic fabrics incorporating specialty textile fibers having high moisture regain and articles produced therefrom |
| JPS6094401A (ja) * | 1983-10-31 | 1985-05-27 | Asahi Chem Ind Co Ltd | 吸液特性のすぐれたセルロース誘導体およびその製造方法 |
| JP3372100B2 (ja) * | 1994-01-27 | 2003-01-27 | 日本エクスラン工業株式会社 | 改良されたアクリル系複合繊維 |
| US5522967A (en) * | 1994-05-27 | 1996-06-04 | Kimberly-Clark Corporation | Sulfonated cellulose and method of preparation |
| US5703225A (en) * | 1995-12-13 | 1997-12-30 | Kimberly-Clark Worldwide, Inc. | Sulfonated cellulose having improved absorbent properties |
| EP1392182A1 (en) * | 2001-05-04 | 2004-03-03 | Concentric Medical | Hydrogel vaso-occlusive device |
| WO2002089865A2 (en) * | 2001-05-04 | 2002-11-14 | Concentric Medical | Coated combination vaso-occlusive device |
| WO2002089676A2 (en) * | 2001-05-04 | 2002-11-14 | Concentric Medical | Hydrogel filament vaso-occlusive device |
| JP3851192B2 (ja) * | 2001-07-11 | 2006-11-29 | 三菱レイヨン株式会社 | アクリル系複合繊維の製造方法 |
| WO2003037191A1 (en) * | 2001-10-26 | 2003-05-08 | Concentric Medical | Device for vaso-occlusion |
| US20040115164A1 (en) * | 2002-12-17 | 2004-06-17 | Pierce Ryan K. | Soft filament occlusive device delivery system |
| JP6462051B2 (ja) | 2017-06-29 | 2019-01-30 | 第一工業製薬株式会社 | 化学修飾セルロース繊維およびその製造方法 |
| JP6737864B2 (ja) * | 2018-12-04 | 2020-08-12 | 第一工業製薬株式会社 | 化学修飾セルロース繊維およびその製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1460251A (en) * | 1974-03-09 | 1976-12-31 | Kanegafuchi Chemical Ind | Acrylic synthetic fibre having an animal hair-like feel and its method of manufacture |
| US4377648A (en) * | 1979-05-14 | 1983-03-22 | Rhone-Poulenc-Textile | Cellulose-polyacrylonitrile-DMSO-formaldehyde solutions, articles, and methods of making same |
-
1980
- 1980-05-06 US US06/147,221 patent/US4377648A/en not_active Expired - Lifetime
- 1980-05-06 MX MX182198A patent/MX153616A/es unknown
- 1980-05-07 FI FI801475A patent/FI73233C/fi not_active IP Right Cessation
- 1980-05-09 BR BR8002939A patent/BR8002939A/pt not_active IP Right Cessation
- 1980-05-12 PT PT7122380A patent/PT71223A/pt unknown
- 1980-05-12 DE DE8080420058T patent/DE3060334D1/de not_active Expired
- 1980-05-12 EP EP19800420058 patent/EP0019566B1/fr not_active Expired
- 1980-05-13 ES ES491423A patent/ES491423A0/es active Granted
- 1980-05-13 NO NO801422A patent/NO801422L/no unknown
- 1980-05-14 AR AR28103380A patent/AR219250A1/es active
- 1980-12-31 ES ES498277A patent/ES498277A0/es active Granted
-
1982
- 1982-09-14 US US06/418,184 patent/US4409289A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0019566A1 (fr) | 1980-11-26 |
| FI801475A7 (fi) | 1980-11-15 |
| US4409289A (en) | 1983-10-11 |
| MX153616A (es) | 1986-12-05 |
| FI73233B (fi) | 1987-05-29 |
| FI73233C (fi) | 1987-09-10 |
| PT71223A (fr) | 1980-06-01 |
| EP0019566B1 (fr) | 1982-04-28 |
| BR8002939A (pt) | 1980-12-30 |
| AR219250A1 (es) | 1980-07-31 |
| US4377648A (en) | 1983-03-22 |
| ES8205273A1 (es) | 1982-06-01 |
| ES491423A0 (es) | 1982-06-01 |
| ES8205274A1 (es) | 1982-06-01 |
| ES498277A0 (es) | 1982-06-01 |
| DE3060334D1 (en) | 1982-06-09 |
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