BR9917542B1 - polÍmero de poliuretano-urÉia e fibra spandex. - Google Patents

polÍmero de poliuretano-urÉia e fibra spandex.

Info

Publication number
BR9917542B1
BR9917542B1 BRPI9917542-8A BR9917542A BR9917542B1 BR 9917542 B1 BR9917542 B1 BR 9917542B1 BR 9917542 A BR9917542 A BR 9917542A BR 9917542 B1 BR9917542 B1 BR 9917542B1
Authority
BR
Brazil
Prior art keywords
polyurethane polymer
spandex fiber
urea polyurethane
urea
spandex
Prior art date
Application number
BRPI9917542-8A
Other languages
English (en)
Other versions
BR9917542A (pt
Inventor
Robert Otto Waldbaure Jr
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 filed Critical
Priority claimed from PCT/US1999/025638 external-priority patent/WO2001032731A1/en
Publication of BR9917542A publication Critical patent/BR9917542A/pt
Publication of BR9917542B1 publication Critical patent/BR9917542B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Artificial Filaments (AREA)
BRPI9917542-8A 1999-11-02 1999-11-02 polÍmero de poliuretano-urÉia e fibra spandex. BR9917542B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1999/025638 WO2001032731A1 (en) 1998-03-26 1999-11-02 Spandex-fiber polyurethaneurea polymers prepared using 1,3-diaminopentane as chain extender

Publications (2)

Publication Number Publication Date
BR9917542A BR9917542A (pt) 2002-06-11
BR9917542B1 true BR9917542B1 (pt) 2009-01-13

Family

ID=22273951

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9917542-8A BR9917542B1 (pt) 1999-11-02 1999-11-02 polÍmero de poliuretano-urÉia e fibra spandex.

Country Status (5)

Country Link
EP (1) EP1226197B1 (pt)
JP (1) JP4346270B2 (pt)
KR (1) KR100580418B1 (pt)
BR (1) BR9917542B1 (pt)
DE (1) DE69915892T2 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2687625B2 (en) 2011-03-14 2022-04-27 Asahi Kasei Kabushiki Kaisha Polyurethane elastic fibers
US20180305842A1 (en) * 2015-06-30 2018-10-25 Invista North America S.A R.L. Polyurethane fiber including copolymer polyol
CN108950776A (zh) * 2018-09-11 2018-12-07 福建省德奥针织科技有限公司 一种纱线氨纶混纺纤维及其制备方法

Also Published As

Publication number Publication date
KR100580418B1 (ko) 2006-05-16
EP1226197B1 (en) 2004-03-24
DE69915892D1 (de) 2004-04-29
JP2003514039A (ja) 2003-04-15
JP4346270B2 (ja) 2009-10-21
DE69915892T2 (de) 2005-02-03
KR20020047280A (ko) 2002-06-21
BR9917542A (pt) 2002-06-11
EP1226197A1 (en) 2002-07-31

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: INVISTA TECHNOLOGIES S.A.R.L. (US)

Free format text: TRANSFERIDO DE: E. I. DUPONT DE NEMOURS AND COMPANY

B25G Requested change of headquarter approved

Owner name: INVISTA TECHNOLOGIES S.A.R.L. (CH)

Free format text: SEDE ALTERADA CONFORME SOLICITADO NA PETICAO NO 018050042908/SP DE 21/10/2005.

B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 02/11/1999, OBSERVADAS AS CONDICOES LEGAIS.

B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 02.11.2019