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NL1006575C2 - Depolymeriseren van polyamiden. - Google Patents

Depolymeriseren van polyamiden. Download PDF

Info

Publication number
NL1006575C2
NL1006575C2 NL1006575A NL1006575A NL1006575C2 NL 1006575 C2 NL1006575 C2 NL 1006575C2 NL 1006575 A NL1006575 A NL 1006575A NL 1006575 A NL1006575 A NL 1006575A NL 1006575 C2 NL1006575 C2 NL 1006575C2
Authority
NL
Netherlands
Prior art keywords
alcohol
depolymerization
process according
polyamide
polyamides
Prior art date
Application number
NL1006575A
Other languages
English (en)
Dutch (nl)
Inventor
Martin Booij
Yvonne Helene Frentzen
Bart Kurt Stefaan Hommez
Eric Jozef Goethals
Original Assignee
Dsm Nv
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 Dsm Nv filed Critical Dsm Nv
Priority to NL1006575A priority Critical patent/NL1006575C2/nl
Priority to AT98202204T priority patent/ATE218123T1/de
Priority to EP19980202204 priority patent/EP0891969B1/en
Priority to DE69805575T priority patent/DE69805575T2/de
Priority to KR1019980028503A priority patent/KR19990013862A/ko
Priority to BR9802430A priority patent/BR9802430A/pt
Priority to JP22922798A priority patent/JPH11152266A/ja
Priority to CA 2243126 priority patent/CA2243126A1/en
Priority to ID980981A priority patent/ID20585A/id
Priority to CZ982203A priority patent/CZ220398A3/cs
Priority to EA199800561A priority patent/EA001381B1/ru
Priority to CN98103334A priority patent/CN1210855A/zh
Priority to TR1998/01353A priority patent/TR199801353A2/xx
Priority to US09/115,234 priority patent/US6020486A/en
Priority to PL32747898A priority patent/PL327478A1/xx
Priority to TW87111543A priority patent/TW459005B/zh
Application granted granted Critical
Publication of NL1006575C2 publication Critical patent/NL1006575C2/nl

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
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
    • C08J11/22—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds
    • C08J11/24—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/44—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers
    • C07C209/50—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers by reduction of carboxylic acid amides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/02—Preparation of lactams
    • C07D201/12—Preparation of lactams by depolymerising polyamides
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/20—Recycled plastic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of 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)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Polyamides (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Artificial Filaments (AREA)
NL1006575A 1997-07-14 1997-07-14 Depolymeriseren van polyamiden. NL1006575C2 (nl)

Priority Applications (16)

Application Number Priority Date Filing Date Title
NL1006575A NL1006575C2 (nl) 1997-07-14 1997-07-14 Depolymeriseren van polyamiden.
EP19980202204 EP0891969B1 (en) 1997-07-14 1998-07-01 Depolymerisation of polyamides
DE69805575T DE69805575T2 (de) 1997-07-14 1998-07-01 Depolymerisation von Polyamiden
AT98202204T ATE218123T1 (de) 1997-07-14 1998-07-01 Depolymerisation von polyamiden
CA 2243126 CA2243126A1 (en) 1997-07-14 1998-07-10 Depolymerization of polyamides
JP22922798A JPH11152266A (ja) 1997-07-14 1998-07-10 ポリアミドの解重合
KR1019980028503A KR19990013862A (ko) 1997-07-14 1998-07-10 폴리아미드의 해중합화 방법
ID980981A ID20585A (id) 1997-07-14 1998-07-10 Depolimerisasi poliamida
BR9802430A BR9802430A (pt) 1997-07-14 1998-07-10 Despolimerização de poliamidas.
EA199800561A EA001381B1 (ru) 1997-07-14 1998-07-13 Способ деполимеризации полиамидов
CZ982203A CZ220398A3 (cs) 1997-07-14 1998-07-13 Způsob depolymerizace polyamidů
CN98103334A CN1210855A (zh) 1997-07-14 1998-07-13 聚酰胺解聚
TR1998/01353A TR199801353A2 (xx) 1997-07-14 1998-07-13 Poliamidlerin Depolimerizasyonu.
US09/115,234 US6020486A (en) 1997-07-14 1998-07-14 Depolymerization of polyamides
PL32747898A PL327478A1 (en) 1997-07-14 1998-07-14 Method of depolymerising polyamides
TW87111543A TW459005B (en) 1997-07-14 1998-07-15 Depolymerisation of polyamides

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1006575 1997-07-14
NL1006575A NL1006575C2 (nl) 1997-07-14 1997-07-14 Depolymeriseren van polyamiden.

Publications (1)

Publication Number Publication Date
NL1006575C2 true NL1006575C2 (nl) 1999-01-15

Family

ID=19765347

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1006575A NL1006575C2 (nl) 1997-07-14 1997-07-14 Depolymeriseren van polyamiden.

Country Status (16)

Country Link
US (1) US6020486A (zh)
EP (1) EP0891969B1 (zh)
JP (1) JPH11152266A (zh)
KR (1) KR19990013862A (zh)
CN (1) CN1210855A (zh)
AT (1) ATE218123T1 (zh)
BR (1) BR9802430A (zh)
CA (1) CA2243126A1 (zh)
CZ (1) CZ220398A3 (zh)
DE (1) DE69805575T2 (zh)
EA (1) EA001381B1 (zh)
ID (1) ID20585A (zh)
NL (1) NL1006575C2 (zh)
PL (1) PL327478A1 (zh)
TR (1) TR199801353A2 (zh)
TW (1) TW459005B (zh)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6182913B1 (en) 1999-01-25 2001-02-06 Interface, Inc. Method and apparatus for reclaiming carpet components
EP1294796B1 (en) * 2000-06-08 2006-08-02 E.I.Du pont de nemours and company Solvent-based recovery and recycle of polyamide material
DE10029422A1 (de) * 2000-06-15 2001-12-20 Andreas Hornung Einstufiges Verfahren zur Rückgewinnung von hochreinem epsilon-Caprolactam aus Teppichböden oder Mischfasern
JP3994660B2 (ja) * 2000-12-22 2007-10-24 日立化成工業株式会社 不飽和ポリエステル樹脂硬化物用分解処理液、該処理液を用いた不飽和ポリエステル樹脂硬化物の処理方法及び複合材料の分離方法
JP5016234B2 (ja) * 2005-11-25 2012-09-05 国立大学法人山口大学 ポリアミドの解重合方法及びポリアミドのモノマーの製造方法
WO2007088756A1 (ja) * 2006-01-31 2007-08-09 Yamaguchi University ６－ヒドロキシカプロン酸エステルの製造方法及びトリアルキルアミンの製造方法
US20110040027A1 (en) * 2009-04-22 2011-02-17 Keating Joseph Z Methods of recycling carpet components and products formed therefrom
US20100273001A1 (en) * 2009-04-22 2010-10-28 Keating Joseph Z Method of Recycling Carpet Components and Carpet Components formed Therefrom
US8113448B2 (en) * 2009-04-22 2012-02-14 Keating Joseph Z Methods of recycling carpet components and carpet components formed thereform
CN104017205B (zh) * 2014-06-11 2017-01-18 李兆顺 一种再生尼龙的方法
NL2015749B1 (en) * 2015-11-09 2017-05-26 Ioniqa Tech B V PA/PET separation process.
PL239015B1 (pl) * 2017-10-06 2021-10-25 Politechnika Gdanska Sposób dekompozycji termochemicznej poliamidów
CN109553561B (zh) * 2018-11-28 2020-07-28 四川塑金科技有限公司 再生衣服面料的制备方法及面料
CN217677380U (zh) * 2020-08-17 2022-10-28 深圳清研紫光检测技术有限公司 生物质水热碳化全量资源化处理与再利用系统和耦合系统
JP7569929B2 (ja) * 2020-09-16 2024-10-18 エボニック オペレーションズ ゲーエムベーハー 純ポリラウロラクタムを酸加水分解する方法
CN113512193B (zh) * 2021-04-30 2022-05-06 东华大学 一种废弃聚酰胺6醇解再生的方法
CN113214475B (zh) * 2021-04-30 2022-08-23 东华大学 一种再生低熔点聚酰胺6弹性体的制备方法
JPWO2023074437A1 (zh) * 2021-10-29 2023-05-04
CN114163622B (zh) * 2021-12-15 2023-03-21 浙江新和成特种材料有限公司 一种半芳香族聚酰胺废料回收制备可生物降解材料的方法及其产品
WO2023120427A1 (ja) * 2021-12-23 2023-06-29 旭化成株式会社 解重合方法
WO2024002975A1 (en) 2022-06-26 2024-01-04 Solvay Specialty Polymers Usa, Llc Method for recycling a polyamide under acidic conditions
TW202442633A (zh) * 2023-02-27 2024-11-01 日商三菱瓦斯化學股份有限公司 環狀內醯胺之製造方法、及環狀內醯胺之製造裝置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840606A (en) * 1955-04-15 1958-06-24 Du Pont Nylon hydrolysis
GB1017985A (en) * 1963-02-18 1966-01-26 Allied Chem Process for the recovery of ªŠ-caprolactam from polycaprolactams
DE1235924B (de) * 1962-07-25 1967-03-09 Basf Ag Verfahren zur Rueckgewinnung von Lactamen aus Polyamiden
WO1994008942A1 (en) * 1992-10-19 1994-04-28 E.I. Du Pont De Nemours And Company Depolymerization of nylon 6,6 (and optionally) nylon 6 to obtain hexamethylene diamine (and caprolactam)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52113938A (en) * 1976-03-23 1977-09-24 Teijin Ltd Recovery of dimethyl terephthalate
US5536831A (en) * 1994-12-12 1996-07-16 Basf Aktiengesellschaft Obtaining caprolactam by cleavage of molten polycaprolactam

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840606A (en) * 1955-04-15 1958-06-24 Du Pont Nylon hydrolysis
DE1235924B (de) * 1962-07-25 1967-03-09 Basf Ag Verfahren zur Rueckgewinnung von Lactamen aus Polyamiden
GB1017985A (en) * 1963-02-18 1966-01-26 Allied Chem Process for the recovery of ªŠ-caprolactam from polycaprolactams
WO1994008942A1 (en) * 1992-10-19 1994-04-28 E.I. Du Pont De Nemours And Company Depolymerization of nylon 6,6 (and optionally) nylon 6 to obtain hexamethylene diamine (and caprolactam)

Also Published As

Publication number Publication date
EP0891969A1 (en) 1999-01-20
DE69805575D1 (de) 2002-07-04
ATE218123T1 (de) 2002-06-15
US6020486A (en) 2000-02-01
EA199800561A1 (ru) 1999-02-25
BR9802430A (pt) 2000-01-18
CA2243126A1 (en) 1999-01-14
TR199801353A2 (xx) 1999-02-22
EP0891969B1 (en) 2002-05-29
ID20585A (id) 1999-01-21
KR19990013862A (ko) 1999-02-25
CN1210855A (zh) 1999-03-17
EA001381B1 (ru) 2001-02-26
TW459005B (en) 2001-10-11
DE69805575T2 (de) 2003-01-30
CZ220398A3 (cs) 1999-02-17
PL327478A1 (en) 1999-01-18
JPH11152266A (ja) 1999-06-08

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PD2B A search report has been drawn up
VD1 Lapsed due to non-payment of the annual fee

Effective date: 20030201