DE2719019C2 - - Google Patents
Info
- Publication number
- DE2719019C2 DE2719019C2 DE2719019A DE2719019A DE2719019C2 DE 2719019 C2 DE2719019 C2 DE 2719019C2 DE 2719019 A DE2719019 A DE 2719019A DE 2719019 A DE2719019 A DE 2719019A DE 2719019 C2 DE2719019 C2 DE 2719019C2
- Authority
- DE
- Germany
- Prior art keywords
- threads
- fibers
- core
- water
- spinning
- 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.)
- Expired
Links
- 239000000835 fiber Substances 0.000 claims description 96
- 239000011148 porous material Substances 0.000 claims description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 48
- 238000010521 absorption reaction Methods 0.000 claims description 31
- 230000008961 swelling Effects 0.000 claims description 13
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 8
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 8
- 229910052753 mercury Inorganic materials 0.000 claims description 8
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 8
- 230000035945 sensitivity Effects 0.000 claims description 5
- 238000009987 spinning Methods 0.000 description 51
- 208000012886 Vertigo Diseases 0.000 description 45
- 239000002904 solvent Substances 0.000 description 34
- 229920000642 polymer Polymers 0.000 description 30
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 27
- 206010016807 Fluid retention Diseases 0.000 description 20
- 239000000126 substance Substances 0.000 description 18
- 239000007788 liquid Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 15
- 239000000243 solution Substances 0.000 description 14
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 13
- MTHSVFCYNBDYFN-UHFFFAOYSA-N anhydrous diethylene glycol Natural products OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 11
- 229920002972 Acrylic fiber Polymers 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- 238000009835 boiling Methods 0.000 description 8
- 239000004753 textile Substances 0.000 description 8
- 238000001035 drying Methods 0.000 description 7
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 6
- 150000001298 alcohols Chemical class 0.000 description 6
- -1 glycerin Chemical class 0.000 description 6
- 235000011187 glycerol Nutrition 0.000 description 6
- 238000000578 dry spinning Methods 0.000 description 5
- 238000011049 filling Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000001307 helium Substances 0.000 description 5
- 229910052734 helium Inorganic materials 0.000 description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
- UWHCKJMYHZGTIT-UHFFFAOYSA-N Tetraethylene glycol, Natural products OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 238000005188 flotation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- 230000006399 behavior Effects 0.000 description 3
- 239000011258 core-shell material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- SZHIIIPPJJXYRY-UHFFFAOYSA-M sodium;2-methylprop-2-ene-1-sulfonate Chemical compound [Na+].CC(=C)CS([O-])(=O)=O SZHIIIPPJJXYRY-UHFFFAOYSA-M 0.000 description 3
- OVOUKWFJRHALDD-UHFFFAOYSA-N 2-[2-(2-acetyloxyethoxy)ethoxy]ethyl acetate Chemical compound CC(=O)OCCOCCOCCOC(C)=O OVOUKWFJRHALDD-UHFFFAOYSA-N 0.000 description 2
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 2
- CFYUBZHJDXXXQE-UHFFFAOYSA-N 2-ethylcyclohexan-1-ol Chemical compound CCC1CCCCC1O CFYUBZHJDXXXQE-UHFFFAOYSA-N 0.000 description 2
- 238000004438 BET method Methods 0.000 description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 125000000547 substituted alkyl group Chemical group 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NQBXSWAWVZHKBZ-UHFFFAOYSA-N 2-butoxyethyl acetate Chemical compound CCCCOCCOC(C)=O NQBXSWAWVZHKBZ-UHFFFAOYSA-N 0.000 description 1
- HXDLWJWIAHWIKI-UHFFFAOYSA-N 2-hydroxyethyl acetate Chemical class CC(=O)OCCO HXDLWJWIAHWIKI-UHFFFAOYSA-N 0.000 description 1
- XEEYSDHEOQHCDA-UHFFFAOYSA-N 2-methylprop-2-ene-1-sulfonic acid Chemical compound CC(=C)CS(O)(=O)=O XEEYSDHEOQHCDA-UHFFFAOYSA-N 0.000 description 1
- ZNYRFEPBTVGZDN-UHFFFAOYSA-N 5S,6S-epoxy-15R-hydroxy-ETE Chemical compound COCCOCCOCCOCCO ZNYRFEPBTVGZDN-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 241000239290 Araneae Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 229920001600 hydrophobic polymer Polymers 0.000 description 1
- 150000002443 hydroxylamines Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000037081 physical activity Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 239000003495 polar organic solvent Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
- 239000000080 wetting agent Substances 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
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/08—Addition of substances to the spinning solution or to the melt for forming hollow filaments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
- D01D5/247—Discontinuous hollow structure or microporous structure
-
- 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
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
-
- 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
- D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/38—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising unsaturated nitriles as the major constituent
-
- 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
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Mechanical Engineering (AREA)
- Multicomponent Fibers (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772719019 DE2719019A1 (de) | 1977-04-28 | 1977-04-28 | Hydrophile faeden und fasern |
| US05/820,240 US4180617A (en) | 1975-12-02 | 1977-07-29 | Hygroscopic fibers and filaments |
| CA296,446A CA1098667A (en) | 1977-02-12 | 1978-02-08 | Hygroscopic fibers and filaments |
| GR56106A GR73997B (US06521211-20030218-C00004.png) | 1977-04-28 | 1978-04-26 | |
| JP4881278A JPS53134921A (en) | 1977-04-28 | 1978-04-26 | Hygroscopic fibers and filaments |
| IT2272478A IT1095005B (it) | 1977-04-28 | 1978-04-26 | Fili e fibre idrofili |
| GB16723/78A GB1590367A (en) | 1977-04-28 | 1978-04-27 | Hygroscopic fibres and filaments |
| NL7804538A NL7804538A (nl) | 1977-04-28 | 1978-04-27 | Hydrofiele draden en vezels. |
| BE187191A BE866473A (fr) | 1977-04-28 | 1978-04-27 | Filaments et fibres hydrophiles |
| IE839/78A IE46743B1 (en) | 1977-04-28 | 1978-04-27 | Hygroscopic fibers and filaments |
| FR7812745A FR2388902A1 (fr) | 1977-04-28 | 1978-04-28 | Filaments et fibres hydrophiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772719019 DE2719019A1 (de) | 1977-04-28 | 1977-04-28 | Hydrophile faeden und fasern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2719019A1 DE2719019A1 (de) | 1978-11-02 |
| DE2719019C2 true DE2719019C2 (US06521211-20030218-C00004.png) | 1989-01-12 |
Family
ID=6007557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772719019 Granted DE2719019A1 (de) | 1975-12-02 | 1977-04-28 | Hydrophile faeden und fasern |
Country Status (9)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2755341C2 (de) | 1977-12-12 | 1983-09-08 | Akzo Gmbh, 5600 Wuppertal | Hydrophile Polyesterfasern |
| DE2947824A1 (de) * | 1979-11-28 | 1981-07-23 | Bayer Ag, 5090 Leverkusen | Querschnittsstabile, hygroskopische kern/mantelstruktur aufweisende fasern und faeden und verfahren zu deren herstellung |
| US5436275A (en) * | 1993-11-30 | 1995-07-25 | Japan Exlan Company Limited | Porous acrylonitrile polymer fiber |
| EP1270774B1 (en) * | 1999-10-13 | 2007-01-10 | Kaneka Corporation | Use of a porous acrylic fiber and fabric comprising the same, and method of producing the same |
| EP2808427B1 (en) * | 2012-01-27 | 2019-12-11 | Mitsubishi Chemical Corporation | Metal adsorption acrylic fiber, non-woven fabric, sheet-like product, and uses thereof as metal adsorbent |
| US8877317B2 (en) | 2012-03-30 | 2014-11-04 | Toyota Motor Engineering & Manufacturing North America, Inc. | Foam filled panel with sealed decorative stitching and process for manufacture thereof |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB992740A (en) * | 1960-06-03 | 1965-05-19 | Victor Emmanuel Yarsley | Process for the preparation of porous filamentary cellulose acetate |
| NL128691C (US06521211-20030218-C00004.png) * | 1961-02-10 | |||
| JPS4221300Y1 (US06521211-20030218-C00004.png) * | 1965-09-10 | 1967-12-08 | ||
| GB1345266A (en) * | 1970-05-15 | 1974-01-30 | Mitsubishi Rayon Co | Hygroscopic acrylic fibres and a process |
| DE2112877B2 (de) * | 1971-03-17 | 1978-06-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Fäden und Fasern mit verbesserten Anschmutzeigenschaften aus faserbildendem Acrylnitril-Polymerisat oder -Copolymerisat |
| US3984601A (en) * | 1971-10-14 | 1976-10-05 | E. I. Du Pont De Nemours And Company | Acrylonitrile polymer filaments |
| DE2554124C3 (de) * | 1975-12-02 | 1986-07-10 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von hydrophilen Fasern und Fäden aus Acrylnitrilpolymerisaten |
| DE2611193A1 (de) * | 1976-03-17 | 1977-09-29 | Bayer Ag | Verfahren zur herstellung von hydrophilen fasern und faeden aus synthetischen polymeren |
| DE2625908C2 (de) * | 1976-06-10 | 1985-08-14 | Bayer Ag, 5090 Leverkusen | Hydrophile Bikomponentenfäden aus Acrylnitrilpolymerisaten und ihre Herstellung |
-
1977
- 1977-04-28 DE DE19772719019 patent/DE2719019A1/de active Granted
-
1978
- 1978-04-26 IT IT2272478A patent/IT1095005B/it active
- 1978-04-26 JP JP4881278A patent/JPS53134921A/ja active Granted
- 1978-04-26 GR GR56106A patent/GR73997B/el unknown
- 1978-04-27 IE IE839/78A patent/IE46743B1/en unknown
- 1978-04-27 GB GB16723/78A patent/GB1590367A/en not_active Expired
- 1978-04-27 NL NL7804538A patent/NL7804538A/xx not_active Application Discontinuation
- 1978-04-27 BE BE187191A patent/BE866473A/xx not_active IP Right Cessation
- 1978-04-28 FR FR7812745A patent/FR2388902A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2719019A1 (de) | 1978-11-02 |
| IT7822724A0 (it) | 1978-04-26 |
| IE46743B1 (en) | 1983-09-07 |
| JPS53134921A (en) | 1978-11-25 |
| FR2388902B1 (US06521211-20030218-C00004.png) | 1984-02-10 |
| GR73997B (US06521211-20030218-C00004.png) | 1984-06-06 |
| IE780839L (en) | 1978-10-28 |
| GB1590367A (en) | 1981-06-03 |
| IT1095005B (it) | 1985-08-10 |
| NL7804538A (nl) | 1978-10-31 |
| BE866473A (fr) | 1978-10-27 |
| FR2388902A1 (fr) | 1978-11-24 |
| JPS6142005B2 (US06521211-20030218-C00004.png) | 1986-09-18 |
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| DE2719019C2 (US06521211-20030218-C00004.png) | ||
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