SE505230C2 - Tillverkning av regenererad cellulosafiber genom zinkfri viskosprocess - Google Patents
Tillverkning av regenererad cellulosafiber genom zinkfri viskosprocessInfo
- Publication number
- SE505230C2 SE505230C2 SE9301328A SE9301328A SE505230C2 SE 505230 C2 SE505230 C2 SE 505230C2 SE 9301328 A SE9301328 A SE 9301328A SE 9301328 A SE9301328 A SE 9301328A SE 505230 C2 SE505230 C2 SE 505230C2
- Authority
- SE
- Sweden
- Prior art keywords
- cellulose
- zinc
- spinning
- sulphate
- bath
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 229920003043 Cellulose fiber Polymers 0.000 title claims abstract description 4
- 239000004627 regenerated cellulose Substances 0.000 title claims abstract description 4
- 229920000297 Rayon Polymers 0.000 claims abstract description 54
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000009987 spinning Methods 0.000 claims abstract description 33
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 25
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 claims abstract description 25
- 239000002964 rayon Substances 0.000 claims abstract description 17
- 229910052938 sodium sulfate Inorganic materials 0.000 claims abstract description 17
- 235000011152 sodium sulphate Nutrition 0.000 claims abstract description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 53
- 229920002678 cellulose Polymers 0.000 claims description 39
- 239000001913 cellulose Substances 0.000 claims description 39
- 239000003513 alkali Substances 0.000 claims description 18
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 abstract description 64
- 150000003751 zinc Chemical class 0.000 abstract description 13
- 230000002378 acidificating effect Effects 0.000 abstract description 5
- 239000002932 luster Substances 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 19
- 239000011701 zinc Substances 0.000 description 19
- 229910052725 zinc Inorganic materials 0.000 description 18
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 13
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 12
- 239000011686 zinc sulphate Substances 0.000 description 11
- 235000009529 zinc sulphate Nutrition 0.000 description 11
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 10
- 230000008929 regeneration Effects 0.000 description 10
- 238000011069 regeneration method Methods 0.000 description 10
- 229940037003 alum Drugs 0.000 description 9
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 8
- 239000000654 additive Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 5
- 229910021645 metal ion Inorganic materials 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000001143 conditioned effect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000011790 ferrous sulphate Substances 0.000 description 4
- 235000003891 ferrous sulphate Nutrition 0.000 description 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 4
- 235000019341 magnesium sulphate Nutrition 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 238000004061 bleaching Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 3
- 238000005345 coagulation Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000003607 modifier Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 150000003752 zinc compounds Chemical class 0.000 description 3
- 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 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 2
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 230000035800 maturation Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- -1 urea Chemical class 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- NTMDBTSKNAXHGK-UHFFFAOYSA-N diethylaminomethanol Chemical compound CCN(CC)CO NTMDBTSKNAXHGK-UHFFFAOYSA-N 0.000 description 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
- XQKRYBXCYCKQLL-UHFFFAOYSA-N dimethylaminomethanol Chemical compound CN(C)CO XQKRYBXCYCKQLL-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical compound C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000001766 physiological effect Effects 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009938 salting Methods 0.000 description 1
- 229910001388 sodium aluminate Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- KEAYESYHFKHZAL-BJUDXGSMSA-N sodium-22 Chemical compound [22Na] KEAYESYHFKHZAL-BJUDXGSMSA-N 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000011272 standard treatment Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 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
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
- D01F2/08—Composition of the spinning solution or the bath
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9301328A SE505230C2 (sv) | 1993-04-21 | 1993-04-21 | Tillverkning av regenererad cellulosafiber genom zinkfri viskosprocess |
| FI931935A FI109475B (fi) | 1993-04-21 | 1993-04-29 | Regeneroidun selluloosakuidun valmistus sinkkivapaalla viskoosimenetelmällä |
| US08/055,524 US5358679A (en) | 1993-04-21 | 1993-04-29 | Manufacture of regenerated cellulosic fiber by zinc free viscose process |
| NO931575A NO305292B1 (no) | 1993-04-21 | 1993-04-29 | FremgangsmÕte til fremstilling av regenerte cellulosefibre |
| GB9309041A GB2277478B (en) | 1993-04-21 | 1993-04-30 | Production of regenerated cellulose fibre |
| AT0086793A AT400850B (de) | 1993-04-21 | 1993-05-04 | Verfahren zur herstellung von regenerierten zellulosefasern |
| FR9305733A FR2705106B1 (fr) | 1993-04-21 | 1993-05-12 | Procédé pour la production de fibres de rayonne. |
| JP11469693A JP2995130B2 (ja) | 1993-04-21 | 1993-05-17 | 再生セルロース繊維の製造方法 |
| BE9300540A BE1007091A6 (fr) | 1993-04-21 | 1993-05-26 | Procede pour la production de fibres de rayonne. |
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9301328A SE505230C2 (sv) | 1993-04-21 | 1993-04-21 | Tillverkning av regenererad cellulosafiber genom zinkfri viskosprocess |
| FI931935A FI109475B (fi) | 1993-04-21 | 1993-04-29 | Regeneroidun selluloosakuidun valmistus sinkkivapaalla viskoosimenetelmällä |
| US08/055,524 US5358679A (en) | 1993-04-21 | 1993-04-29 | Manufacture of regenerated cellulosic fiber by zinc free viscose process |
| NO931575A NO305292B1 (no) | 1993-04-21 | 1993-04-29 | FremgangsmÕte til fremstilling av regenerte cellulosefibre |
| GB9309041A GB2277478B (en) | 1993-04-21 | 1993-04-30 | Production of regenerated cellulose fibre |
| AT0086793A AT400850B (de) | 1993-04-21 | 1993-05-04 | Verfahren zur herstellung von regenerierten zellulosefasern |
| FR9305733A FR2705106B1 (fr) | 1993-04-21 | 1993-05-12 | Procédé pour la production de fibres de rayonne. |
| JP11469693A JP2995130B2 (ja) | 1993-04-21 | 1993-05-17 | 再生セルロース繊維の製造方法 |
| BE9300540A BE1007091A6 (fr) | 1993-04-21 | 1993-05-26 | Procede pour la production de fibres de rayonne. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE9301328D0 SE9301328D0 (sv) | 1993-04-21 |
| SE9301328L SE9301328L (sv) | 1994-10-22 |
| SE505230C2 true SE505230C2 (sv) | 1997-07-21 |
Family
ID=27575548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9301328A SE505230C2 (sv) | 1993-04-21 | 1993-04-21 | Tillverkning av regenererad cellulosafiber genom zinkfri viskosprocess |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5358679A (de) |
| JP (1) | JP2995130B2 (de) |
| AT (1) | AT400850B (de) |
| BE (1) | BE1007091A6 (de) |
| FI (1) | FI109475B (de) |
| FR (1) | FR2705106B1 (de) |
| GB (1) | GB2277478B (de) |
| NO (1) | NO305292B1 (de) |
| SE (1) | SE505230C2 (de) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2208277B (en) * | 1987-07-30 | 1991-11-13 | Courtaulds Plc | Cellulosic fibre |
| US5827797A (en) * | 1989-08-28 | 1998-10-27 | Cass; Richard B. | Method for producing refractory filaments |
| GB9720213D0 (en) | 1997-09-23 | 1997-11-26 | Kelheim Faserwerk Gmbh | Manufacture of viscose and articles therefrom |
| ES2351904B1 (es) * | 2009-05-19 | 2011-12-22 | Viscocel S.L. | Proceso para la fabricación de viscosa ignífuga. |
| WO2012160362A1 (en) * | 2011-05-20 | 2012-11-29 | Innovia Films Limited | Process for processing cellulose films or shaped articles |
| KR101394079B1 (ko) * | 2013-01-24 | 2014-05-14 | 재단법인대구경북과학기술원 | 재생 셀룰로오스 섬유의 제조 방법 |
| CN103643335B (zh) * | 2013-12-17 | 2016-04-06 | 青岛大学 | 阻燃粘胶纤维的制备方法 |
| CN103643336B (zh) * | 2013-12-17 | 2016-04-20 | 青岛大学 | 阻燃粘胶纤维的制备方法 |
| CN103789857B (zh) * | 2014-01-13 | 2016-03-23 | 江苏金太阳纺织科技有限公司 | 一种胶原蛋白再生纤维素纤维的制备方法 |
| CN103966690B (zh) * | 2014-04-30 | 2015-12-30 | 四川大学 | 氧化银抗菌粘胶纤维及其原位反应的制备方法 |
| CN104264258B (zh) * | 2014-10-15 | 2015-12-09 | 钱景 | 一种功能性沙柳再生纤维素纤维及其制备方法 |
| SE538752C2 (en) * | 2014-11-21 | 2016-11-08 | Innventia Ab | Process for the production of a treated pulp, treated pulp, and textile fibers produced from the treated pulp |
| CN105671665B (zh) * | 2016-02-02 | 2018-05-08 | 湖州珠力纳米材料科技开发有限公司 | 一种微胶囊型玫瑰改性再生纤维素纤维及其制备方法 |
| BG67252B1 (bg) * | 2017-06-27 | 2021-02-15 | Е.Миролио ЕАД | Метод за получаване на вискозна изкуствена коприна с променяща се дебелина, продукт, получен по този метод и инсталация за реализиране на метода |
| CN111041567A (zh) * | 2019-12-19 | 2020-04-21 | 阜宁澳洋科技有限责任公司 | 一种含铝粘胶纤维的制造方法 |
| JP2024049868A (ja) | 2022-09-29 | 2024-04-10 | ヤンマーホールディングス株式会社 | 作業車両 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB162759A (en) * | 1920-07-19 | 1921-05-02 | Emile Bouillon | Improvements in and relating to the treatment of cellulose filaments, threads or films |
| DE461749C (de) * | 1921-01-13 | 1928-06-30 | Zellstoff Textilwerke G M B H | Verfahren zur Herstellung von Kunstseide u. dgl. aus Viskose |
| NL18391C (de) * | 1923-08-24 | |||
| NL25144B (de) * | 1923-09-11 | |||
| BE358316A (de) * | 1928-06-19 | |||
| SU852978A1 (ru) * | 1978-05-23 | 1981-08-07 | Предприятие П/Я А-3844 | Способ получени вискозного волокна |
| SU825697A1 (ru) * | 1979-04-10 | 1981-04-30 | Предприятие П/Я А-3844 | Способ получения вискозных микропористых волокон 1 |
| SU825695A1 (en) * | 1979-04-10 | 1981-04-30 | Предприятие П/Я А-3844 | Method of producing viscose rayon fibres |
| SU870516A1 (ru) * | 1979-09-04 | 1981-10-07 | Предприятие П/Я А-3844 | Способ получени извитого вискозного жгута |
| SU905345A1 (ru) * | 1979-10-30 | 1982-02-15 | Предприятие П/Я А-3844 | Способ получени вискозных волокон |
| SU933835A1 (ru) * | 1980-03-11 | 1982-06-07 | Предприятие П/Я А-3844 | Способ получени вискозного волокна и нити |
| US4402899A (en) * | 1981-07-13 | 1983-09-06 | International Telephone And Telegraph Corporation | Zinc-free preparation of rayon fibers |
| FI64603C (fi) * | 1981-12-30 | 1983-12-12 | Neste Oy | Foerfarande foer utfaellning av cellulosaderivat |
| FI64605C (fi) * | 1982-03-30 | 1983-12-12 | Neste Oy | Foerfarande foer behandling av fibrer av cellulosaderivat |
| SU1427010A1 (ru) * | 1986-10-02 | 1988-09-30 | Предприятие П/Я А-3844 | Способ получени вискозного волокна |
| SU1502669A1 (ru) * | 1987-08-04 | 1989-08-23 | Предприятие П/Я А-3844 | Способ получени вискозного волокна |
| CN1063512A (zh) * | 1992-03-06 | 1992-08-12 | 上海高桥石油化工公司化工二厂 | 粘胶无锌纺丝方法 |
-
1993
- 1993-04-21 SE SE9301328A patent/SE505230C2/sv unknown
- 1993-04-29 NO NO931575A patent/NO305292B1/no not_active IP Right Cessation
- 1993-04-29 FI FI931935A patent/FI109475B/fi not_active IP Right Cessation
- 1993-04-29 US US08/055,524 patent/US5358679A/en not_active Expired - Lifetime
- 1993-04-30 GB GB9309041A patent/GB2277478B/en not_active Expired - Lifetime
- 1993-05-04 AT AT0086793A patent/AT400850B/de not_active IP Right Cessation
- 1993-05-12 FR FR9305733A patent/FR2705106B1/fr not_active Expired - Lifetime
- 1993-05-17 JP JP11469693A patent/JP2995130B2/ja not_active Expired - Lifetime
- 1993-05-26 BE BE9300540A patent/BE1007091A6/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP2995130B2 (ja) | 1999-12-27 |
| FR2705106B1 (fr) | 1997-04-18 |
| GB2277478A (en) | 1994-11-02 |
| SE9301328L (sv) | 1994-10-22 |
| BE1007091A6 (fr) | 1995-03-14 |
| FI931935A0 (fi) | 1993-04-29 |
| FI931935L (fi) | 1994-10-30 |
| JPH0790712A (ja) | 1995-04-04 |
| ATA86793A (de) | 1995-08-15 |
| NO931575L (no) | 1994-10-31 |
| US5358679A (en) | 1994-10-25 |
| NO305292B1 (no) | 1999-05-03 |
| SE9301328D0 (sv) | 1993-04-21 |
| GB2277478B (en) | 1997-04-16 |
| FR2705106A1 (fr) | 1994-11-18 |
| FI109475B (fi) | 2002-08-15 |
| GB9309041D0 (en) | 1993-06-16 |
| AT400850B (de) | 1996-03-25 |
| NO931575D0 (no) | 1993-04-29 |
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