CA1097864A - Hygroscopic fibres and filaments of synthetic polymers - Google Patents
Hygroscopic fibres and filaments of synthetic polymersInfo
- Publication number
- CA1097864A CA1097864A CA266,895A CA266895A CA1097864A CA 1097864 A CA1097864 A CA 1097864A CA 266895 A CA266895 A CA 266895A CA 1097864 A CA1097864 A CA 1097864A
- Authority
- CA
- Canada
- Prior art keywords
- filament
- fibres
- polymer
- spinning
- acrylonitrile
- 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
- 229920001059 synthetic polymer Polymers 0.000 title claims description 5
- 238000009987 spinning Methods 0.000 claims abstract description 56
- 239000002904 solvent Substances 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 23
- 229920000642 polymer Polymers 0.000 claims abstract description 23
- 229920002239 polyacrylonitrile Polymers 0.000 claims abstract description 22
- 230000008569 process Effects 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical group C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000009835 boiling Methods 0.000 claims abstract description 15
- 238000005406 washing Methods 0.000 claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 7
- 239000004760 aramid Substances 0.000 claims abstract description 6
- 229920003235 aromatic polyamide Polymers 0.000 claims abstract description 6
- 238000005520 cutting process Methods 0.000 claims abstract description 5
- 238000001704 evaporation Methods 0.000 claims abstract description 4
- 230000008020 evaporation Effects 0.000 claims abstract description 3
- 206010016807 Fluid retention Diseases 0.000 claims description 20
- 239000007787 solid Substances 0.000 claims description 13
- 239000000835 fiber Substances 0.000 claims description 12
- 238000000578 dry spinning Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 4
- 208000012886 Vertigo Diseases 0.000 abstract description 49
- 229920002994 synthetic fiber Polymers 0.000 abstract description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 70
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 39
- 235000011187 glycerol Nutrition 0.000 description 22
- 239000000203 mixture Substances 0.000 description 21
- 238000003756 stirring Methods 0.000 description 16
- 229920001577 copolymer Polymers 0.000 description 13
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 13
- 230000009102 absorption Effects 0.000 description 9
- 238000010521 absorption reaction Methods 0.000 description 9
- 229920002972 Acrylic fiber Polymers 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 6
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 6
- 229920000742 Cotton Polymers 0.000 description 5
- 230000001788 irregular Effects 0.000 description 5
- 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 4
- -1 aldehyde compounds Chemical class 0.000 description 4
- 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 4
- 125000005394 methallyl group Chemical group 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 3
- 229940117913 acrylamide Drugs 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000003934 vacuole Anatomy 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- 229920000297 Rayon Polymers 0.000 description 2
- UWHCKJMYHZGTIT-UHFFFAOYSA-N Tetraethylene glycol, Natural products OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- ULYOZOPEFCQZHH-UHFFFAOYSA-N n-(methoxymethyl)prop-2-enamide Chemical compound COCNC(=O)C=C ULYOZOPEFCQZHH-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002964 rayon Substances 0.000 description 2
- ZUHZGEOKBKGPSW-UHFFFAOYSA-N tetraglyme Chemical compound COCCOCCOCCOCCOC ZUHZGEOKBKGPSW-UHFFFAOYSA-N 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-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
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- OVOUKWFJRHALDD-UHFFFAOYSA-N 2-[2-(2-acetyloxyethoxy)ethoxy]ethyl acetate Chemical compound CC(=O)OCCOCCOCCOC(C)=O OVOUKWFJRHALDD-UHFFFAOYSA-N 0.000 description 1
- 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 1
- NQBXSWAWVZHKBZ-UHFFFAOYSA-N 2-butoxyethyl acetate Chemical compound CCCCOCCOC(C)=O NQBXSWAWVZHKBZ-UHFFFAOYSA-N 0.000 description 1
- CFYUBZHJDXXXQE-UHFFFAOYSA-N 2-ethylcyclohexan-1-ol Chemical compound CCC1CCCCC1O CFYUBZHJDXXXQE-UHFFFAOYSA-N 0.000 description 1
- HXDLWJWIAHWIKI-UHFFFAOYSA-N 2-hydroxyethyl acetate Chemical class CC(=O)OCCO HXDLWJWIAHWIKI-UHFFFAOYSA-N 0.000 description 1
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 1
- 235000009245 Elaeagnus multiflora Nutrition 0.000 description 1
- 240000000298 Elaeagnus multiflora Species 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- CNCOEDDPFOAUMB-UHFFFAOYSA-N N-Methylolacrylamide Chemical compound OCNC(=O)C=C CNCOEDDPFOAUMB-UHFFFAOYSA-N 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- WUQPGVIBSCADDY-UHFFFAOYSA-N N-methoxybut-2-enamide Chemical group CONC(=O)C=CC WUQPGVIBSCADDY-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 206010038776 Retching Diseases 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 150000003926 acrylamides Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- FDQSRULYDNDXQB-UHFFFAOYSA-N benzene-1,3-dicarbonyl chloride Chemical compound ClC(=O)C1=CC=CC(C(Cl)=O)=C1 FDQSRULYDNDXQB-UHFFFAOYSA-N 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 239000001045 blue dye Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 229960001760 dimethyl sulfoxide Drugs 0.000 description 1
- 229940113088 dimethylacetamide Drugs 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 229940018564 m-phenylenediamine Drugs 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- DNTMQTKDNSEIFO-UHFFFAOYSA-N n-(hydroxymethyl)-2-methylprop-2-enamide Chemical compound CC(=C)C(=O)NCO DNTMQTKDNSEIFO-UHFFFAOYSA-N 0.000 description 1
- 150000002916 oxazoles Chemical class 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002480 polybenzimidazole Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 150000003557 thiazoles Chemical class 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 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
- 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
- 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
- D01D5/04—Dry spinning methods
-
- 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
- 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
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
- H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
-
- 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
- Y10T428/2933—Coated or with bond, impregnation or core
- Y10T428/2935—Discontinuous or tubular or cellular core
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)
- Artificial Filaments (AREA)
- Multicomponent Fibers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2554124A DE2554124C3 (de) | 1975-12-02 | 1975-12-02 | Verfahren zur Herstellung von hydrophilen Fasern und Fäden aus Acrylnitrilpolymerisaten |
| DEP2554124.6 | 1975-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1097864A true CA1097864A (en) | 1981-03-24 |
Family
ID=5963241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA266,895A Expired CA1097864A (en) | 1975-12-02 | 1976-11-30 | Hygroscopic fibres and filaments of synthetic polymers |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4336214A (en:Method) |
| JP (1) | JPS5270113A (en:Method) |
| AT (1) | ATA884376A (en:Method) |
| BE (1) | BE848903A (en:Method) |
| BR (1) | BR7608056A (en:Method) |
| CA (1) | CA1097864A (en:Method) |
| DD (1) | DD128563A5 (en:Method) |
| DE (1) | DE2554124C3 (en:Method) |
| DK (1) | DK540076A (en:Method) |
| ES (1) | ES453845A1 (en:Method) |
| FR (1) | FR2333877A1 (en:Method) |
| GB (1) | GB1532668A (en:Method) |
| GR (1) | GR61171B (en:Method) |
| IE (1) | IE44104B1 (en:Method) |
| IT (1) | IT1064330B (en:Method) |
| LU (1) | LU76297A1 (en:Method) |
| NL (1) | NL7613386A (en:Method) |
| PT (1) | PT65885B (en:Method) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2719019A1 (de) * | 1977-04-28 | 1978-11-02 | Bayer Ag | Hydrophile faeden und fasern |
| DE2607071C2 (de) * | 1976-02-21 | 1985-09-19 | Bayer Ag, 5090 Leverkusen | Synthesefasern und -fäden mit hoher Feuchtigkeitsaufnahme und großem Wasserrückhaltevermögen |
| DE2625908C2 (de) * | 1976-06-10 | 1985-08-14 | Bayer Ag, 5090 Leverkusen | Hydrophile Bikomponentenfäden aus Acrylnitrilpolymerisaten und ihre Herstellung |
| DE2657144C2 (de) * | 1976-12-16 | 1982-12-02 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung hydrophiler Fasern |
| DE2713456C2 (de) * | 1977-03-26 | 1990-05-31 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von hydrophilen Fasern |
| DE2706522C2 (de) * | 1977-02-16 | 1990-06-21 | Bayer Ag, 5090 Leverkusen | Hydrophile Acrylfasern mit verbesserter Anfärbbarkeit |
| DE2752821C2 (de) * | 1977-11-26 | 1987-01-15 | Bayer Ag, 5090 Leverkusen | Hydrophile Acrylfasern niedriger Dichte |
| DE2755341C2 (de) | 1977-12-12 | 1983-09-08 | Akzo Gmbh, 5600 Wuppertal | Hydrophile Polyesterfasern |
| DE2822812A1 (de) * | 1978-05-24 | 1979-11-29 | Bayer Ag | Tiefmatte garne aus nicht pigmentierten acrylfasern |
| DE2833568C2 (de) * | 1978-07-31 | 1987-02-12 | Akzo Gmbh, 5600 Wuppertal | Poröse Fäden |
| DE2900703A1 (de) * | 1979-01-10 | 1980-07-24 | Bayer Ag | Verfahren zur herstellung von hydrophilen polycarbonatfasern mit hoher einfriertemperatur |
| US4347203A (en) | 1979-05-30 | 1982-08-31 | Mitsubishi Rayon Company, Ltd. | Process for producing acrylic fiber |
| 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 |
| DE3040971A1 (de) * | 1980-10-30 | 1982-06-24 | Bayer Ag, 5090 Leverkusen | Trockengesponnene polyacrylnitrilhohlfasern und -faeden und ein verfahren zu ihrer herstellung |
| DE3040970A1 (de) * | 1980-10-30 | 1982-06-03 | Bayer Ag, 5090 Leverkusen | Trockengesponnene polyacrylnitril-profilfasern und -faeden und ein verfahren zu ihrer herstellung |
| JPS6037202B2 (ja) * | 1981-08-10 | 1985-08-24 | 日本エクスラン工業株式会社 | 吸水性アクリル繊維 |
| DE3832873A1 (de) * | 1988-09-28 | 1990-03-29 | Bayer Ag | Hydrophile acrylfasern und -faeden mit verbesserten faerberischen echtheiten und querschnitten |
| KR101250129B1 (ko) * | 2003-04-03 | 2013-04-04 | 이 아이 듀폰 디 네모아 앤드 캄파니 | 균일하게 분포된 물질의 제조 방법 |
| WO2005064050A1 (ja) * | 2003-12-26 | 2005-07-14 | Kaneka Corporation | アクリル系収縮繊維及びその製造方法 |
| JP4533319B2 (ja) * | 2003-12-26 | 2010-09-01 | 株式会社カネカ | アクリル系収縮繊維 |
| CN101227769B (zh) * | 2007-01-19 | 2011-12-28 | 天津市华林伟业科技发展有限公司 | 软体电光转换面发射体的制造方法 |
| CN113109205A (zh) * | 2021-03-29 | 2021-07-13 | 杭州融凯盛科技有限公司 | 一种快速检测莱赛尔纤维成型状态方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB312203A (en) * | 1930-04-15 | 1929-05-21 | Henry Dreyfus | Improvements in or relating to the manufacture of artificial products by dry-spinning processes |
| US2376934A (en) * | 1942-12-05 | 1945-05-29 | Du Pont | Dry spun and dry cast structures of synthetic materials |
| GB802689A (en) * | 1955-08-06 | 1958-10-08 | British Nylon Spinners Ltd | Improvements in or relating to yarn comprising crimped filaments and its manufacture |
| 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 |
-
1975
- 1975-12-02 DE DE2554124A patent/DE2554124C3/de not_active Expired
-
1976
- 1976-11-24 PT PT65885A patent/PT65885B/pt unknown
- 1976-11-29 GB GB49611/76A patent/GB1532668A/en not_active Expired
- 1976-11-30 GR GR52289A patent/GR61171B/el unknown
- 1976-11-30 CA CA266,895A patent/CA1097864A/en not_active Expired
- 1976-11-30 LU LU76297A patent/LU76297A1/xx unknown
- 1976-11-30 AT AT884376A patent/ATA884376A/de unknown
- 1976-11-30 BE BE172835A patent/BE848903A/xx unknown
- 1976-11-30 DD DD7600196045A patent/DD128563A5/xx unknown
- 1976-11-30 IT IT29967/76A patent/IT1064330B/it active
- 1976-12-01 NL NL7613386A patent/NL7613386A/xx not_active Application Discontinuation
- 1976-12-01 BR BR7608056A patent/BR7608056A/pt unknown
- 1976-12-01 DK DK540076A patent/DK540076A/da unknown
- 1976-12-01 IE IE2631/76A patent/IE44104B1/en unknown
- 1976-12-01 JP JP51143539A patent/JPS5270113A/ja active Granted
- 1976-12-01 ES ES453845A patent/ES453845A1/es not_active Expired
- 1976-12-02 FR FR7636345A patent/FR2333877A1/fr active Granted
-
1980
- 1980-01-31 US US06/117,161 patent/US4336214A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DD128563A5 (de) | 1977-11-23 |
| FR2333877A1 (fr) | 1977-07-01 |
| JPS5270113A (en) | 1977-06-10 |
| DK540076A (da) | 1977-06-03 |
| FR2333877B1 (en:Method) | 1982-12-10 |
| JPS5760445B2 (en:Method) | 1982-12-20 |
| ES453845A1 (es) | 1978-05-01 |
| DE2554124C3 (de) | 1986-07-10 |
| PT65885A (en) | 1976-12-01 |
| DE2554124A1 (de) | 1977-06-08 |
| LU76297A1 (en:Method) | 1977-06-07 |
| PT65885B (en) | 1978-05-18 |
| IT1064330B (it) | 1985-02-18 |
| BR7608056A (pt) | 1977-11-22 |
| US4336214A (en) | 1982-06-22 |
| DE2554124B2 (de) | 1978-01-19 |
| ATA884376A (de) | 1980-02-15 |
| NL7613386A (nl) | 1977-06-06 |
| IE44104B1 (en) | 1981-08-12 |
| GR61171B (en) | 1978-10-03 |
| BE848903A (fr) | 1977-05-31 |
| GB1532668A (en) | 1978-11-15 |
| IE44104L (en) | 1977-06-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |