DE69403440D1 - Abtrennung von nylon 6 von gemischen mit nylon 6,6 - Google Patents

Abtrennung von nylon 6 von gemischen mit nylon 6,6

Info

Publication number
DE69403440D1
DE69403440D1 DE69403440T DE69403440T DE69403440D1 DE 69403440 D1 DE69403440 D1 DE 69403440D1 DE 69403440 T DE69403440 T DE 69403440T DE 69403440 T DE69403440 T DE 69403440T DE 69403440 D1 DE69403440 D1 DE 69403440D1
Authority
DE
Germany
Prior art keywords
nylon
mixtures
separation
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 - Lifetime
Application number
DE69403440T
Other languages
English (en)
Other versions
DE69403440T2 (de
Inventor
Edward Moran
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.)
Invista Technologies SARL USA
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 DE69403440D1 publication Critical patent/DE69403440D1/de
Publication of DE69403440T2 publication Critical patent/DE69403440T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/46—Post-polymerisation treatment
    • 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
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Polyamides (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE1994603440 1993-01-14 1994-01-06 Abtrennung von nylon 6 von gemischen mit nylon 6,6 Expired - Lifetime DE69403440T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/004,619 US5280105A (en) 1993-01-14 1993-01-14 Separation of nylon 6 from mixtures with nylon 6,6
PCT/US1994/000070 WO1994016004A1 (en) 1993-01-14 1994-01-06 Separation of nylon 6 from mixtures with nylon 6,6

Publications (2)

Publication Number Publication Date
DE69403440D1 true DE69403440D1 (de) 1997-07-03
DE69403440T2 DE69403440T2 (de) 1998-01-02

Family

ID=21711655

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994603440 Expired - Lifetime DE69403440T2 (de) 1993-01-14 1994-01-06 Abtrennung von nylon 6 von gemischen mit nylon 6,6

Country Status (7)

Country Link
US (1) US5280105A (de)
EP (1) EP0679169B1 (de)
JP (1) JP3310293B2 (de)
AU (1) AU5989794A (de)
CA (1) CA2153663C (de)
DE (1) DE69403440T2 (de)
WO (1) WO1994016004A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3571726B2 (ja) * 1995-01-25 2004-09-29 イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー 溶液プロセスを用いるポリアミドの回収
BE1009547A3 (nl) * 1995-08-23 1997-05-06 Dsm Nv Werkwijze voor het herverwerken van polyamidehoudend tapijtafval.
US5898063A (en) * 1997-02-18 1999-04-27 Stefandl; Roland E. Carpet recycling process for nylon containing carpeting
US6140463A (en) * 1997-02-18 2000-10-31 Stefandl; Roland E. Process for recycling and recovery of purified nylon polymer
US5889142A (en) * 1997-04-21 1999-03-30 Alliedsignal Inc. Selective polyamide recovery from multi-component materials
US5919927A (en) * 1998-04-09 1999-07-06 Midwest Research Institute Purification of caprolactam from recycled nylon
EP1294796B1 (de) * 2000-06-08 2006-08-02 E.I.Du pont de nemours and company Auf lösungsmittel basierende rückgewinnung und wiederverwertung eines polyamidmaterials
DE10140913A1 (de) * 2001-08-21 2003-03-06 Der Gruene Punkt Duales Syst Verfahren zur Reinigung von Kunststoffen
US7067613B2 (en) * 2004-06-04 2006-06-27 Chemical Products Corporation Separation of polyolefins from nylons
US20060069170A1 (en) * 2004-09-27 2006-03-30 Chemical Products Corporation Decomposition of Polyester
US20060070188A1 (en) * 2004-09-27 2006-04-06 Chemical Products Corporation Colorant Removal from Polymeric Fibers
US8071656B2 (en) * 2009-03-03 2011-12-06 Dynasep Llc Nylon extraction from commingled materials

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1009592A (en) * 1964-03-09 1965-11-10 Us Rubber Reclaiming Co Process for reclaiming nylon and reclaimed nylon product
US3475771A (en) * 1965-06-28 1969-11-04 Celanese Corp Treatment of synthetic polyamide materials with a mixture of halogenated alkanes and halogenated monocarboxylic acids
DE3834859A1 (de) * 1988-10-13 1990-04-19 Basf Lacke & Farben Verfahren zur herstellung lagerstabiler schmelzklebelackloesungen sowie deren verwendung

Also Published As

Publication number Publication date
JP3310293B2 (ja) 2002-08-05
EP0679169A1 (de) 1995-11-02
EP0679169B1 (de) 1997-05-28
WO1994016004A1 (en) 1994-07-21
CA2153663A1 (en) 1994-07-21
DE69403440T2 (de) 1998-01-02
CA2153663C (en) 2004-04-27
US5280105A (en) 1994-01-18
AU5989794A (en) 1994-08-15
JPH08505651A (ja) 1996-06-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: INVISTA TECHNOLOGIES S.A.R.L., WILMINGTON, DEL, US

8328 Change in the person/name/address of the agent

Representative=s name: MARKS & CLERK, LUXEMBOURG, LU