DE2438546C3 - Verfahren zur Herstellung gefärbter Fäden aus vollaromatischen Polyamiden - Google Patents
Verfahren zur Herstellung gefärbter Fäden aus vollaromatischen PolyamidenInfo
- Publication number
- DE2438546C3 DE2438546C3 DE2438546A DE2438546A DE2438546C3 DE 2438546 C3 DE2438546 C3 DE 2438546C3 DE 2438546 A DE2438546 A DE 2438546A DE 2438546 A DE2438546 A DE 2438546A DE 2438546 C3 DE2438546 C3 DE 2438546C3
- Authority
- DE
- Germany
- Prior art keywords
- threads
- bath
- dye
- aqueous
- spun
- 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
- 238000000034 method Methods 0.000 title claims description 35
- 239000004760 aramid Substances 0.000 title claims description 19
- 229920003235 aromatic polyamide Polymers 0.000 title claims description 19
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 239000000975 dye Substances 0.000 claims description 38
- 238000004043 dyeing Methods 0.000 claims description 18
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical group CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 11
- 239000004952 Polyamide Substances 0.000 claims description 11
- 238000004040 coloring Methods 0.000 claims description 11
- 125000000623 heterocyclic group Chemical group 0.000 claims description 11
- 229920002647 polyamide Polymers 0.000 claims description 11
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 10
- 125000002091 cationic group Chemical group 0.000 claims description 10
- 125000000129 anionic group Chemical group 0.000 claims description 8
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 6
- 239000003495 polar organic solvent Substances 0.000 claims description 4
- 239000013557 residual solvent Substances 0.000 claims description 4
- YCGKJPVUGMBDDS-UHFFFAOYSA-N 3-(6-azabicyclo[3.1.1]hepta-1(7),2,4-triene-6-carbonyl)benzamide Chemical compound NC(=O)C1=CC=CC(C(=O)N2C=3C=C2C=CC=3)=C1 YCGKJPVUGMBDDS-UHFFFAOYSA-N 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 22
- 238000009987 spinning Methods 0.000 description 12
- 239000000835 fiber Substances 0.000 description 9
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 8
- 238000010186 staining Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 125000003118 aryl group Chemical group 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 3
- 239000001110 calcium chloride Substances 0.000 description 3
- 229910001628 calcium chloride Inorganic materials 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 238000000578 dry spinning Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000004753 textile Substances 0.000 description 3
- MCSXGCZMEPXKIW-UHFFFAOYSA-N 3-hydroxy-4-[(4-methyl-2-nitrophenyl)diazenyl]-N-(3-nitrophenyl)naphthalene-2-carboxamide Chemical compound Cc1ccc(N=Nc2c(O)c(cc3ccccc23)C(=O)Nc2cccc(c2)[N+]([O-])=O)c(c1)[N+]([O-])=O MCSXGCZMEPXKIW-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229920000889 poly(m-phenylene isophthalamide) Polymers 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 239000001044 red dye Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 2
- 239000001488 sodium phosphate Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 2
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 2
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 2
- 235000019801 trisodium phosphate Nutrition 0.000 description 2
- WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 102100035861 Cytosolic 5'-nucleotidase 1A Human genes 0.000 description 1
- 101000802744 Homo sapiens Cytosolic 5'-nucleotidase 1A Proteins 0.000 description 1
- 229920000784 Nomex Polymers 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000010936 aqueous wash Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000004700 cobalt complex Chemical class 0.000 description 1
- 238000010014 continuous dyeing Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- UKJLNMAFNRKWGR-UHFFFAOYSA-N cyclohexatrienamine Chemical group NC1=CC=C=C[CH]1 UKJLNMAFNRKWGR-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229940018564 m-phenylenediamine Drugs 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- AJDUTMFFZHIJEM-UHFFFAOYSA-N n-(9,10-dioxoanthracen-1-yl)-4-[4-[[4-[4-[(9,10-dioxoanthracen-1-yl)carbamoyl]phenyl]phenyl]diazenyl]phenyl]benzamide Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2NC(=O)C(C=C1)=CC=C1C(C=C1)=CC=C1N=NC(C=C1)=CC=C1C(C=C1)=CC=C1C(=O)NC1=CC=CC2=C1C(=O)C1=CC=CC=C1C2=O AJDUTMFFZHIJEM-UHFFFAOYSA-N 0.000 description 1
- 239000004763 nomex Substances 0.000 description 1
- 239000012875 nonionic emulsifier Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 1
- LXEJRKJRKIFVNY-UHFFFAOYSA-N terephthaloyl chloride Chemical compound ClC(=O)C1=CC=C(C(Cl)=O)C=C1 LXEJRKJRKIFVNY-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000001043 yellow dye Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/90—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dyes dissolved in organic solvents or aqueous emulsions thereof
- D06P1/92—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using dyes dissolved in organic solvents or aqueous emulsions thereof in organic solvents
- D06P1/928—Solvents other than hydrocarbons
-
- 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
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/60—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides
- D01F6/605—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyamides from aromatic polyamides
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/02—Material containing basic nitrogen
- D06P3/04—Material containing basic nitrogen containing amide groups
- D06P3/24—Polyamides; Polyurethanes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P7/00—Dyeing or printing processes combined with mechanical treatment
- D06P7/005—Dyeing combined with texturising or drawing treatments
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S8/00—Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers
- Y10S8/92—Synthetic fiber dyeing
- Y10S8/924—Polyamide fiber
- Y10S8/925—Aromatic polyamide
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Coloring (AREA)
- Artificial Filaments (AREA)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2438546A DE2438546C3 (de) | 1974-08-10 | 1974-08-10 | Verfahren zur Herstellung gefärbter Fäden aus vollaromatischen Polyamiden |
| NL7509441A NL7509441A (nl) | 1974-08-10 | 1975-08-07 | Werkwijze voor het verven van droog gesponnen aromatische polyamiden. |
| DD187745A DD123001A5 (de) | 1974-08-10 | 1975-08-07 | Anfaerbung trockengesponnener aromatischer polyamide |
| US05/602,784 US4066396A (en) | 1974-08-10 | 1975-08-07 | Dyeing dry-spun aromatic polyamides |
| ES440106A ES440106A1 (es) | 1974-08-10 | 1975-08-08 | Procedimiento para la obtencion de hilos tenidos de poliami-das. |
| DK361575A DK361575A (da) | 1974-08-10 | 1975-08-08 | Fremgangsmade til fremstilling af farvede trade ved tilfarvnining med kationiske eller anioniske vandoploselige farvestoffer |
| CA233,099A CA1061508A (en) | 1974-08-10 | 1975-08-08 | Dyeing dry-spun aromatic polyamides |
| GB3315375A GB1458330A (en) | 1974-08-10 | 1975-08-08 | Dyeing dry-spun aromatic polyamides |
| LU73180A LU73180A1 (Direct) | 1974-08-10 | 1975-08-08 | |
| BE159058A BE832263A (fr) | 1974-08-10 | 1975-08-08 | Teinture de polyamides aromatiques filees a sec |
| FR7524873A FR2281454A1 (fr) | 1974-08-10 | 1975-08-08 | Teinture de polyamides aromatiques filees a sec |
| IT26264/75A IT1041792B (it) | 1974-08-10 | 1975-08-08 | Tintura di poliammidi aromtiche filate a secco |
| JP50096737A JPS5143422A (Direct) | 1974-08-10 | 1975-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2438546A DE2438546C3 (de) | 1974-08-10 | 1974-08-10 | Verfahren zur Herstellung gefärbter Fäden aus vollaromatischen Polyamiden |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2438546A1 DE2438546A1 (de) | 1976-02-19 |
| DE2438546B2 DE2438546B2 (de) | 1978-11-30 |
| DE2438546C3 true DE2438546C3 (de) | 1979-08-02 |
Family
ID=5922934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2438546A Expired DE2438546C3 (de) | 1974-08-10 | 1974-08-10 | Verfahren zur Herstellung gefärbter Fäden aus vollaromatischen Polyamiden |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4066396A (Direct) |
| JP (1) | JPS5143422A (Direct) |
| BE (1) | BE832263A (Direct) |
| CA (1) | CA1061508A (Direct) |
| DD (1) | DD123001A5 (Direct) |
| DE (1) | DE2438546C3 (Direct) |
| DK (1) | DK361575A (Direct) |
| ES (1) | ES440106A1 (Direct) |
| FR (1) | FR2281454A1 (Direct) |
| GB (1) | GB1458330A (Direct) |
| IT (1) | IT1041792B (Direct) |
| LU (1) | LU73180A1 (Direct) |
| NL (1) | NL7509441A (Direct) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4668234A (en) * | 1985-08-15 | 1987-05-26 | E. I. Du Pont De Nemours And Company | Aromatic polyamide fibers and process for stabilizing such fibers with surfactants |
| US4741740A (en) * | 1986-05-14 | 1988-05-03 | Burlington Industries, Inc. | Flame-resistant properties of aramid fibers |
| US4759770A (en) * | 1986-05-14 | 1988-07-26 | Burlington Industries, Inc. | Process for simultaneously dyeing and improving the flame-resistant properties of aramid fibers |
| US4710200A (en) * | 1986-05-14 | 1987-12-01 | Burlington Industries, Inc. | Process for the continuous dyeing of poly(m-phenylene-isophthalamide) fibers |
| US4705527A (en) * | 1986-05-14 | 1987-11-10 | Burlington Industries, Inc. | Process for the printing of shaped articles derived from aramid fibers |
| US4814222A (en) * | 1986-05-14 | 1989-03-21 | Burlington Industries, Inc. | Aramid fibers with improved flame resistance |
| US4705523A (en) * | 1986-05-14 | 1987-11-10 | Burlington Industries, Inc. | Process for improving the flame-retardant properties of printed shaped articles from aramid fibers |
| US4749378A (en) * | 1986-05-14 | 1988-06-07 | Burlington Industries, Inc. | Process for improving the flame-resistant properties of aramid fibers |
| US4780105A (en) * | 1987-04-15 | 1988-10-25 | Stockhausen, Inc. | Composition for dyeing material of synthetic aromatic polyamide fibers: cationic dye and n-alkyl phthalimide |
| US5404625A (en) * | 1990-10-12 | 1995-04-11 | Milliken Research Corporation | Method and apparatus for modifying fibers and fabric by impaction with particles |
| US5298201A (en) * | 1990-12-21 | 1994-03-29 | Milliken Research Corporation | Method for improving dyeability of fiber and associated fabric utilizing radiation |
| US5427589A (en) * | 1993-03-03 | 1995-06-27 | Springs Industries, Inc. | Method for dyeing fibrous materials |
| DE69423265T2 (de) * | 1993-05-17 | 2000-10-26 | Arteva Technologies S.A.R.L., Zuerich | Färbeverfahren für synthetische Fasern |
| US5437690A (en) * | 1994-05-25 | 1995-08-01 | Springs Industries, Inc. | Method for dyeing fibrous materials and dye assistant relating to the same |
| US5998309A (en) * | 1997-07-17 | 1999-12-07 | E. I. Du Pont De Nemours And Company | Molded aramid sheets |
| KR102070137B1 (ko) * | 2013-12-30 | 2020-01-28 | 코오롱인더스트리 주식회사 | 공중합 아라미드 원착사 및 그의 제조방법 |
| WO2015100478A1 (pt) * | 2014-01-06 | 2015-07-09 | Figueiredo Rafael Oliveira De | Poliamida heterocíclica fluorada |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2558733A (en) * | 1949-06-08 | 1951-07-03 | American Cyanamid Co | Method of producing synthetic fibers from polymers and copolymers of acrylonitrile |
| US2558735A (en) * | 1950-08-30 | 1951-07-03 | American Cyanamid Co | Method of forming dyed shaped articles from acrylonitrile polymerization products |
| US3184436A (en) * | 1959-09-04 | 1965-05-18 | Du Pont | Polycarbonamides of improved dye affinity having the benzene sulfonic acid salt moiety as an integral part of the polymer chain |
| US3111357A (en) * | 1961-04-14 | 1963-11-19 | Dow Chemical Co | Method of dyeing aquagel acrylonitrile polymer fibers by stretching in a heated aqueous dye bath |
| US3233019A (en) * | 1962-08-07 | 1966-02-01 | Du Pont | Process of multiple neck drawing while simultaneously infusing modifying agent |
| US3354120A (en) * | 1964-02-26 | 1967-11-21 | Monsanto Co | Polyamides prepared from 5, 5'-diaminoindigo |
| US3483576A (en) * | 1964-03-27 | 1969-12-16 | American Cyanamid Co | Process for continuously preparing dyed filaments of acrylonitrile polymers |
| US3434189A (en) * | 1966-08-02 | 1969-03-25 | Klinger Mfg Co Ltd | Method of continuously dyeing and stretching undrawn yarn |
| US3558267A (en) * | 1966-08-04 | 1971-01-26 | Du Pont | Method for dyeing high-temperature-resistant polyamides and polyimides |
| US3380969A (en) * | 1966-10-18 | 1968-04-30 | Du Pont | Aromatic polyamides |
| US3543359A (en) * | 1967-08-25 | 1970-12-01 | Whitaker Co Fred | Method of producing multicolored yarn |
| US3602966A (en) * | 1968-05-18 | 1971-09-07 | Fleissner Gmbh | Process and apparatus for treating synthetic filament groups |
| US3888821A (en) * | 1972-11-02 | 1975-06-10 | Du Pont | Aromatic polyamide fibers containing ultraviolet light screeners |
| IT1024071B (it) * | 1973-04-09 | 1978-06-20 | Du Pont | Processo per l'impregnazione di fibre tessili di polimero lineare sintetico difficilmente fusibile e fibre prparate con detto processo |
-
1974
- 1974-08-10 DE DE2438546A patent/DE2438546C3/de not_active Expired
-
1975
- 1975-08-07 US US05/602,784 patent/US4066396A/en not_active Expired - Lifetime
- 1975-08-07 NL NL7509441A patent/NL7509441A/xx not_active Application Discontinuation
- 1975-08-07 DD DD187745A patent/DD123001A5/xx unknown
- 1975-08-08 IT IT26264/75A patent/IT1041792B/it active
- 1975-08-08 BE BE159058A patent/BE832263A/xx unknown
- 1975-08-08 DK DK361575A patent/DK361575A/da unknown
- 1975-08-08 LU LU73180A patent/LU73180A1/xx unknown
- 1975-08-08 ES ES440106A patent/ES440106A1/es not_active Expired
- 1975-08-08 GB GB3315375A patent/GB1458330A/en not_active Expired
- 1975-08-08 FR FR7524873A patent/FR2281454A1/fr active Granted
- 1975-08-08 CA CA233,099A patent/CA1061508A/en not_active Expired
- 1975-08-11 JP JP50096737A patent/JPS5143422A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2281454A1 (fr) | 1976-03-05 |
| NL7509441A (nl) | 1976-02-12 |
| BE832263A (fr) | 1976-02-09 |
| US4066396A (en) | 1978-01-03 |
| LU73180A1 (Direct) | 1976-08-13 |
| DE2438546A1 (de) | 1976-02-19 |
| CA1061508A (en) | 1979-09-04 |
| DE2438546B2 (de) | 1978-11-30 |
| JPS5143422A (Direct) | 1976-04-14 |
| IT1041792B (it) | 1980-01-10 |
| FR2281454B1 (Direct) | 1979-05-18 |
| DD123001A5 (de) | 1976-11-12 |
| DK361575A (da) | 1976-02-11 |
| GB1458330A (en) | 1976-12-15 |
| ES440106A1 (es) | 1977-06-01 |
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| DE2438544C3 (de) | Verfahren zur Herstellung gefärbter Fäden aus vollaromatischen Polyamiden | |
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