CA2261304A1 - Procede pour separer de la polyamide d'un colorant - Google Patents

Procede pour separer de la polyamide d'un colorant Download PDF

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Publication number
CA2261304A1
CA2261304A1 CA002261304A CA2261304A CA2261304A1 CA 2261304 A1 CA2261304 A1 CA 2261304A1 CA 002261304 A CA002261304 A CA 002261304A CA 2261304 A CA2261304 A CA 2261304A CA 2261304 A1 CA2261304 A1 CA 2261304A1
Authority
CA
Canada
Prior art keywords
polyamide
colorant
recovering
butanol
aliphatic
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.)
Granted
Application number
CA002261304A
Other languages
English (en)
Other versions
CA2261304C (fr
Inventor
Yiqi Yang
Lemoyne W. Plischke
George R. Mclellan
Jerauld L. Dickerson
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.)
Ascend Performance Materials LLC
Original Assignee
Solutia Inc
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
Priority claimed from US09/019,910 external-priority patent/US6036726A/en
Application filed by Solutia Inc filed Critical Solutia Inc
Publication of CA2261304A1 publication Critical patent/CA2261304A1/fr
Application granted granted Critical
Publication of CA2261304C publication Critical patent/CA2261304C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/02—Recovery or working-up of waste materials of solvents, plasticisers or unreacted monomers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
CA 2261304 1998-02-06 1999-02-05 Procede pour separer de la polyamide d'un colorant Expired - Fee Related CA2261304C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/019,910 US6036726A (en) 1995-10-27 1998-02-06 Process for separating polyamide from colorant
US09/019,910 1998-02-06

Publications (2)

Publication Number Publication Date
CA2261304A1 true CA2261304A1 (fr) 1999-08-06
CA2261304C CA2261304C (fr) 2008-09-23

Family

ID=29581767

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2261304 Expired - Fee Related CA2261304C (fr) 1998-02-06 1999-02-05 Procede pour separer de la polyamide d'un colorant

Country Status (1)

Country Link
CA (1) CA2261304C (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1085043A1 (fr) * 1995-10-27 2001-03-21 Solutia Inc. Procédé pour séparer le polyamide de colorant
GB2528494A (en) * 2014-07-24 2016-01-27 Worn Again Footwear And Accessories Ltd Recycling process
CN110433768A (zh) * 2019-04-26 2019-11-12 福建工程学院 一种高比表面积椰壳活性炭的制备方法
EP3770208A1 (fr) * 2019-07-24 2021-01-27 Smart Coloring GmbH Procédé de décoloration d'un matériau polymère polaire synthétique ou non synthétique coloré
WO2021013849A1 (fr) 2019-07-24 2021-01-28 Smart Coloring Gmbh Procédé de décoloration d'un matériau de polymère polaire synthétique ou non synthétique coloré
CN115070997A (zh) * 2022-06-13 2022-09-20 宁波江丰复合材料科技有限公司 一种cfrp工业用bs底座与产品的分离方法
EP4166602A4 (fr) * 2020-06-30 2023-12-20 Kingfa Sci. & Tech. Co., Ltd. Procédé de recyclage d'un polyamide et polyamide obtenu par le procédé de recyclage

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1085043A1 (fr) * 1995-10-27 2001-03-21 Solutia Inc. Procédé pour séparer le polyamide de colorant
GB2528494A (en) * 2014-07-24 2016-01-27 Worn Again Footwear And Accessories Ltd Recycling process
GB2528494B (en) * 2014-07-24 2018-01-03 Worn Again Footwear And Accessories Ltd Process for extracting polyester and dyes from fabric
CN110433768A (zh) * 2019-04-26 2019-11-12 福建工程学院 一种高比表面积椰壳活性炭的制备方法
EP3770208A1 (fr) * 2019-07-24 2021-01-27 Smart Coloring GmbH Procédé de décoloration d'un matériau polymère polaire synthétique ou non synthétique coloré
WO2021013849A1 (fr) 2019-07-24 2021-01-28 Smart Coloring Gmbh Procédé de décoloration d'un matériau de polymère polaire synthétique ou non synthétique coloré
EP4166602A4 (fr) * 2020-06-30 2023-12-20 Kingfa Sci. & Tech. Co., Ltd. Procédé de recyclage d'un polyamide et polyamide obtenu par le procédé de recyclage
CN115070997A (zh) * 2022-06-13 2022-09-20 宁波江丰复合材料科技有限公司 一种cfrp工业用bs底座与产品的分离方法

Also Published As

Publication number Publication date
CA2261304C (fr) 2008-09-23

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