DE69131056T2 - Verfahren zum Modifizieren der Anfärbbarkeit von Polyamiden durch Zuführung von Polyamidflocken - Google Patents

Verfahren zum Modifizieren der Anfärbbarkeit von Polyamiden durch Zuführung von Polyamidflocken

Info

Publication number
DE69131056T2
DE69131056T2 DE69131056T DE69131056T DE69131056T2 DE 69131056 T2 DE69131056 T2 DE 69131056T2 DE 69131056 T DE69131056 T DE 69131056T DE 69131056 T DE69131056 T DE 69131056T DE 69131056 T2 DE69131056 T2 DE 69131056T2
Authority
DE
Germany
Prior art keywords
dyeability
polyamides
modifying
adding polyamide
polyamide flakes
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 - Fee Related
Application number
DE69131056T
Other languages
English (en)
Other versions
DE69131056D1 (de
Inventor
Sundar Mohan Rao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE69131056D1 publication Critical patent/DE69131056D1/de
Publication of DE69131056T2 publication Critical patent/DE69131056T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • D01F1/06—Dyes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Artificial Filaments (AREA)
  • Polyamides (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE69131056T 1990-04-17 1991-04-17 Verfahren zum Modifizieren der Anfärbbarkeit von Polyamiden durch Zuführung von Polyamidflocken Expired - Fee Related DE69131056T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/511,178 US5166278A (en) 1990-04-17 1990-04-17 Process for modifying polyamide dyeability using co-fed polyamide flake

Publications (2)

Publication Number Publication Date
DE69131056D1 DE69131056D1 (de) 1999-05-06
DE69131056T2 true DE69131056T2 (de) 1999-11-11

Family

ID=24033777

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69131056T Expired - Fee Related DE69131056T2 (de) 1990-04-17 1991-04-17 Verfahren zum Modifizieren der Anfärbbarkeit von Polyamiden durch Zuführung von Polyamidflocken

Country Status (7)

Country Link
US (1) US5166278A (de)
EP (1) EP0452907B1 (de)
JP (1) JP2955391B2 (de)
AR (1) AR246314A1 (de)
AU (1) AU638323B2 (de)
CA (1) CA2039266C (de)
DE (1) DE69131056T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995011788A1 (en) * 1992-03-26 1995-05-04 E.I. Du Pont De Nemours And Company Process for the manufacture of polyamide resin composition
EP0804806A1 (de) * 1994-12-22 1997-11-05 Benedict G. Pace Invertiertes chip modul hoher packungsdichte
US5879801A (en) * 1997-01-10 1999-03-09 Basf Corporation Multiple domain fibers having inter-domain boundary compatibilizing layer and methods and apparatus for making the same
CA2214194C (en) * 1997-01-10 2002-04-09 Basf Corporation Multiple domain fibers having inter-domain boundary compatibilizing layer and methods of making the same
AU2002249597B2 (en) * 2001-04-18 2007-02-15 Kabushikikaisha Igaki Iryo Sekkei Melting and spinning device and melting and spinning method
US7838617B2 (en) * 2003-05-05 2010-11-23 Invista North America S.àr.l. Dyeable spandex
US20090136704A1 (en) * 2007-11-27 2009-05-28 Invista North America S. A R. I. Dual acid/cationic dyeable polyamide polymer fibers and yarns, methods of making the same, and textile articles including dual acid/cationic dyeable polyamide polymer fibers
IL195283A (en) * 2008-11-13 2013-01-31 Nilit Ltd Process for manufacturing polyamide yarns utilizing polyamide waste
CN101498056B (zh) * 2009-02-04 2010-12-08 浙江华欣新材料股份有限公司 一种熔体直接纺丝在线多元添加生产彩色及功能性纤维的设备及方法
US8791180B2 (en) 2011-06-21 2014-07-29 E I Du Pont De Nemours And Company Process for production of a heat-stabilized acrylate polymer
US8940824B2 (en) 2011-06-21 2015-01-27 E.I. Du Pont De Nemours And Company Heat-stabilized acrylate elastomer composition and process for its production
EP2959509B1 (de) 2013-02-14 2018-05-23 Nanopareil, Llc Elektroversponnener nanofasermischfilz, verfahren zu dessen herstellung, sowie verfahren zur aufreinigung von biomolekülen
WO2021095783A1 (ja) * 2019-11-14 2021-05-20 株式会社クラレ ポリアミド系繊維およびその製造方法ならびに繊維構造体

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3357955A (en) * 1964-02-14 1967-12-12 Du Pont Continuous preparation of polyamides wherein relative viscosity and amineend value of final product are maintained constant
BE756454A (fr) * 1969-09-23 1971-03-22 Fiber Industries Inc Procede et appareil de production de polyamides par polymerisation continue
US3985714A (en) * 1973-01-17 1976-10-12 E. I. Du Pont De Nemours And Company Polyamidation process by maintaining temperature and pressure differential controls
US3884582A (en) * 1973-12-06 1975-05-20 Du Pont Method for predicting dyeability of yarn
CA1024294A (en) * 1974-02-27 1978-01-10 Baden M. Pinney Control in preparing polyamides by continuous polymerization
DE2642980A1 (de) * 1976-09-24 1978-03-30 Bayer Ag Tiefanfaerbende polycaprolactamfasern und -faeden
JPS5615404A (en) * 1979-07-09 1981-02-14 Nippon Ester Co Ltd Double-headed spinning device
JPS6189316A (ja) * 1984-10-03 1986-05-07 Teijin Ltd 溶融混合紡糸装置
DE3506635A1 (de) * 1985-02-26 1986-08-28 Simar Fördertechnik GmbH, 7145 Markgröningen Vorrichtung zum dosieren und zufuehren mehrerer granulat- und/oder pulverfoermiger komponenten fuer einen extruder
US4937034A (en) * 1989-04-03 1990-06-26 E. I. Du Pont De Nemours And Company Apparatus and method for cofeeding additives with polymer flake

Also Published As

Publication number Publication date
EP0452907A3 (en) 1992-01-29
JP2955391B2 (ja) 1999-10-04
JPH04228616A (ja) 1992-08-18
EP0452907A2 (de) 1991-10-23
AU638323B2 (en) 1993-06-24
CA2039266A1 (en) 1991-10-18
CA2039266C (en) 2001-01-02
EP0452907B1 (de) 1999-03-31
AU7438291A (en) 1991-10-24
US5166278A (en) 1992-11-24
AR246314A1 (es) 1994-07-29
DE69131056D1 (de) 1999-05-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee