BR112014016739A8 - método para remover enxofre - Google Patents

método para remover enxofre

Info

Publication number
BR112014016739A8
BR112014016739A8 BR112014016739A BR112014016739A BR112014016739A8 BR 112014016739 A8 BR112014016739 A8 BR 112014016739A8 BR 112014016739 A BR112014016739 A BR 112014016739A BR 112014016739 A BR112014016739 A BR 112014016739A BR 112014016739 A8 BR112014016739 A8 BR 112014016739A8
Authority
BR
Brazil
Prior art keywords
remove sulfur
sulfur
remove
Prior art date
Application number
BR112014016739A
Other languages
English (en)
Other versions
BR112014016739A2 (pt
Inventor
J Siotter Andrew
William Newton Christopher
J Rodini David
Lenning Lowery Joseph
R Allen Steven
Raymond Lustig Steven
Gabarra Vlodek
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BR112014016739A2 publication Critical patent/BR112014016739A2/pt
Publication of BR112014016739A8 publication Critical patent/BR112014016739A8/pt

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
    • D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
    • D01F11/04—Chemical after-treatment of artificial filaments or the like during manufacture of synthetic polymers
    • D01F11/08—Chemical after-treatment of artificial filaments or the like during manufacture of synthetic polymers of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/06—Washing or drying
    • 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
    • D01F6/78—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products
    • D01F6/80—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products from copolyamides
    • D01F6/805—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products from copolyamides from aromatic copolyamides

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
BR112014016739A 2012-01-11 2012-01-11 método para remover enxofre BR112014016739A8 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2012/020853 WO2013105937A1 (en) 2012-01-11 2012-01-11 Method for removing sulfur from fiber using an aqueous acid

Publications (2)

Publication Number Publication Date
BR112014016739A2 BR112014016739A2 (pt) 2017-06-13
BR112014016739A8 true BR112014016739A8 (pt) 2017-07-04

Family

ID=45558396

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014016739A BR112014016739A8 (pt) 2012-01-11 2012-01-11 método para remover enxofre

Country Status (8)

Country Link
US (1) US9464370B2 (pt)
EP (1) EP2802692B1 (pt)
JP (1) JP6013510B2 (pt)
KR (1) KR101880337B1 (pt)
CN (1) CN104040042B (pt)
BR (1) BR112014016739A8 (pt)
RU (1) RU2014132856A (pt)
WO (1) WO2013105937A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101837242B1 (ko) * 2012-01-11 2018-03-09 이 아이 듀폰 디 네모아 앤드 캄파니 약염기를 사용하여 섬유로부터 황을 제거하는 방법
JP5855766B2 (ja) * 2012-01-11 2016-02-09 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニーＥ．Ｉ．Ｄｕ Ｐｏｎｔ Ｄｅ Ｎｅｍｏｕｒｓ Ａｎｄ Ｃｏｍｐａｎｙ ハロゲン酸イオン交換を用いる繊維から硫黄を除去する方法
EP2802693B1 (en) * 2012-01-11 2021-11-03 DuPont Safety & Construction, Inc. Process for preparing aramid copolymer yarn using an acid wash

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227793A (en) 1961-01-23 1966-01-04 Celanese Corp Spinning of a poly(polymethylene) terephthalamide
US3414645A (en) 1964-06-19 1968-12-03 Monsanto Co Process for spinning wholly aromatic polyamide fibers
US3767756A (en) 1972-06-30 1973-10-23 Du Pont Dry jet wet spinning process
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
JPS6031208B2 (ja) 1974-07-10 1985-07-20 帝人株式会社 ポリアミド溶液
US4178431A (en) 1976-05-28 1979-12-11 Ube Industries, Ltd. Aromatic copolyamide fiber from benzidine sulfone or diamino phenanthridone
JPS61179316A (ja) * 1985-01-30 1986-08-12 Asahi Chem Ind Co Ltd 化学繊維の多錘紡糸方法
RU2045586C1 (ru) 1993-07-09 1995-10-10 Владимир Николаевич Сугак Анизотропный раствор для формования нити и нить, полученная из этого раствора
US5552221A (en) * 1994-12-29 1996-09-03 The Dow Chemical Company Polybenzazole fibers having improved tensile strength retention
US5667743A (en) 1996-05-21 1997-09-16 E. I. Du Pont De Nemours And Company Wet spinning process for aramid polymer containing salts
JP3676111B2 (ja) * 1998-06-03 2005-07-27 帝人テクノプロダクツ株式会社 芳香族ポリアミド繊維及びそれを用いた紙
JP2002129467A (ja) * 2000-10-23 2002-05-09 Nippon Aramido Kk パラ系芳香族ポリアミド繊維のイオン性物質含有量を低減する方法
EP1689805B1 (en) 2003-11-21 2013-01-16 Teijin Aramid B.V. Process for making dapbi-containing aramid crumbs
US7189346B2 (en) * 2004-07-22 2007-03-13 E. I. Du Pont De Nemours And Company Polybenzazole fibers and processes for their preparation
JP4433299B2 (ja) * 2004-12-22 2010-03-17 東洋紡績株式会社 共重合ポリベンザゾール繊維
ATE495287T1 (de) * 2005-03-28 2011-01-15 Du Pont Verfahren zur entfernung von phosphor von einer faser oder einem garn
EP1877602B1 (en) * 2005-03-28 2009-08-26 E.I. Du Pont De Nemours And Company Processes for hydrolyzing polyphosphoric acid in shaped articles
KR101337675B1 (ko) * 2005-03-28 2013-12-06 마젤란 시스템즈 인터내셔날, 엘엘시 폴리아렌아졸 섬유로부터 양이온의 제거 방법
ATE417951T1 (de) * 2005-03-28 2009-01-15 Du Pont Verfahren zur herstellung von polyarenazolgarn
PL2094890T3 (pl) * 2006-11-21 2010-04-30 Teijin Aramid Bv Sposób otrzymywania przędzy aramidowej o dużej wytrzymałości na rozciąganie
JP4934151B2 (ja) 2006-12-15 2012-05-16 帝人テクノプロダクツ株式会社 ヘテロ環含有芳香族ポリアミド繊維及びその製造方法、並びに該繊維から構成された布帛及び該繊維により補強された繊維強化複合材料
EP2053147A1 (en) * 2007-10-23 2009-04-29 Teijin Aramid B.V. Method for spinning and washing aramid fiber and recovering sulfuric acid

Also Published As

Publication number Publication date
WO2013105937A1 (en) 2013-07-18
JP6013510B2 (ja) 2016-10-25
US9464370B2 (en) 2016-10-11
CN104040042A (zh) 2014-09-10
KR20140109487A (ko) 2014-09-15
CN104040042B (zh) 2017-03-08
BR112014016739A2 (pt) 2017-06-13
US20150047130A1 (en) 2015-02-19
EP2802692A1 (en) 2014-11-19
KR101880337B1 (ko) 2018-07-19
EP2802692B1 (en) 2020-04-29
JP2015510046A (ja) 2015-04-02
RU2014132856A (ru) 2016-03-10

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]