BR9510085A - Processo e aparelho para a obtenção de caprolactona a partir de polímeros contendo caprolactona e uso dos mesmos - Google Patents

Processo e aparelho para a obtenção de caprolactona a partir de polímeros contendo caprolactona e uso dos mesmos

Info

Publication number
BR9510085A
BR9510085A BR9510085A BR9510085A BR9510085A BR 9510085 A BR9510085 A BR 9510085A BR 9510085 A BR9510085 A BR 9510085A BR 9510085 A BR9510085 A BR 9510085A BR 9510085 A BR9510085 A BR 9510085A
Authority
BR
Brazil
Prior art keywords
caprolactone
obtaining
polymers containing
containing caprolactone
polymers
Prior art date
Application number
BR9510085A
Other languages
English (en)
Inventor
Peter Bassler
Michael Kopietz
Original Assignee
Basf Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23396923&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9510085(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Basf Ag filed Critical Basf Ag
Publication of BR9510085A publication Critical patent/BR9510085A/pt

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
BR9510085A 1994-12-12 1995-12-01 Processo e aparelho para a obtenção de caprolactona a partir de polímeros contendo caprolactona e uso dos mesmos BR9510085A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/355,286 US5495015A (en) 1994-12-12 1994-12-12 Process for producing caprolactam through hydrolytic cleavage of molten polycaprolactam
PCT/EP1995/004740 WO1996018613A1 (de) 1994-12-12 1995-12-01 Verfahren zur gewinnung von caprolactam durch hydrolytische spaltung von geschmolzenem polycaprolactam

Publications (1)

Publication Number Publication Date
BR9510085A true BR9510085A (pt) 1998-07-14

Family

ID=23396923

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9510085A BR9510085A (pt) 1994-12-12 1995-12-01 Processo e aparelho para a obtenção de caprolactona a partir de polímeros contendo caprolactona e uso dos mesmos

Country Status (19)

Country Link
US (1) US5495015A (pt)
EP (1) EP0797571B1 (pt)
JP (1) JPH10510280A (pt)
KR (1) KR100365454B1 (pt)
CN (1) CN1069313C (pt)
AU (1) AU4300996A (pt)
BG (1) BG62929B1 (pt)
BR (1) BR9510085A (pt)
CA (1) CA2208226C (pt)
CZ (1) CZ288486B6 (pt)
DE (1) DE59505461D1 (pt)
ES (1) ES2129885T3 (pt)
MY (1) MY111917A (pt)
PL (1) PL189334B1 (pt)
RU (1) RU2159233C2 (pt)
SK (1) SK281068B6 (pt)
TW (1) TW356465B (pt)
UA (1) UA51639C2 (pt)
WO (1) WO1996018613A1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5681952A (en) * 1995-12-08 1997-10-28 Alliedsignal Inc. Process for depolymerizing nylon-containing waste to form caprolactam
US5948908A (en) * 1996-03-18 1999-09-07 Alliedsignal Inc. Process for depolymerizing polycaprolactam processing waste to form caprolactam
NL1005942C2 (nl) * 1997-05-01 1998-11-03 Dsm Nv Depolymeriseren van polyamiden.
US5990306A (en) * 1997-09-03 1999-11-23 Alliedsignal Inc. Process for the purification of caprolactam obtained from the depolymerization of polyamide-containing carpet
US7934393B2 (en) * 2007-06-05 2011-05-03 Johns Nanville Process for recycling glass fiber
CN101423623B (zh) * 2007-11-02 2011-05-11 宁波大学 一种耐高温尼龙聚对苯二甲酰己二胺的解聚回收方法
BRPI1010959A2 (pt) 2009-05-20 2018-03-06 Nestec Sa tampa de dispensação
WO2013010934A1 (en) 2011-07-21 2013-01-24 Nestec S.A. Cup or mug cover
DE102018220616B3 (de) * 2018-11-20 2019-05-29 Thyssenkrupp Ag Verfahren zur Herstellung von Polyamid 6
JP7425539B2 (ja) * 2019-04-12 2024-01-31 マクセル株式会社 熱可塑性樹脂の水熱分解方法
CN116261581A (zh) 2020-12-17 2023-06-13 巴斯夫欧洲公司 从含己内酰胺的聚合物和含聚氨酯的聚合物，特别是聚氨酯嵌段共聚物的混合物选择性解聚聚酰胺6以得到己内酰胺
JP2022143665A (ja) * 2021-03-18 2022-10-03 本田技研工業株式会社 加水分解連続処理装置及び加水分解連続処理方法
WO2023074433A1 (ja) 2021-10-29 2023-05-04 東レ株式会社 繊維状充填材およびε－カプロラクタムの回収方法、ならびにポリアミド６の製造方法
CN117940485A (zh) 2021-10-29 2024-04-26 东丽株式会社 ε-己内酰胺和聚酰胺6低聚物的回收方法及聚酰胺6的制造方法
JP7334871B1 (ja) 2021-10-29 2023-08-29 東レ株式会社 ε－カプロラクタムの製造方法およびポリアミド６の製造方法
WO2023074432A1 (ja) 2021-10-29 2023-05-04 東レ株式会社 ε－カプロラクタムの製造方法およびポリアミド６の製造方法
WO2023074438A1 (ja) 2021-10-29 2023-05-04 東レ株式会社 熱可塑性樹脂の製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6704865A (pt) * 1967-04-05 1968-10-07
US3939153A (en) * 1974-08-09 1976-02-17 Hillyard Chemical Company Process for producing caprolactam
US4311642A (en) * 1980-09-17 1982-01-19 Allied Corporation Recovery of caprolactam from nylon 6 oligomers
US4605762A (en) * 1982-04-23 1986-08-12 Celanese Mexicana S.A. Depolymerization of condensation polymers
US5977193A (en) * 1991-06-21 1999-11-02 Basf Corporation Reclaiming epsilon-caprolactam from nylon 6 carpet
US5294707A (en) * 1993-02-25 1994-03-15 Basf Corporation Semi-continuous depolymerization of nylon 6 polymer
US5457197A (en) * 1994-04-08 1995-10-10 Alliedsignal Inc. Monomer recovery from multi-component materials

Also Published As

Publication number Publication date
CZ288486B6 (en) 2001-06-13
CZ176397A3 (cs) 1998-06-17
US5495015A (en) 1996-02-27
BG101573A (en) 1998-01-30
CN1069313C (zh) 2001-08-08
KR100365454B1 (ko) 2003-05-17
RU2159233C2 (ru) 2000-11-20
AU4300996A (en) 1996-07-03
EP0797571A1 (de) 1997-10-01
PL189334B1 (pl) 2005-07-29
SK66797A3 (en) 1998-07-08
MX9704285A (es) 1997-09-30
MY111917A (en) 2001-02-28
PL320593A1 (en) 1997-10-13
CA2208226A1 (en) 1996-06-20
JPH10510280A (ja) 1998-10-06
CA2208226C (en) 2005-02-15
ES2129885T3 (es) 1999-06-16
SK281068B6 (sk) 2000-11-07
CN1169719A (zh) 1998-01-07
UA51639C2 (uk) 2002-12-16
BG62929B1 (bg) 2000-11-30
TW356465B (en) 1999-04-21
DE59505461D1 (de) 1999-04-29
EP0797571B1 (de) 1999-03-24
WO1996018613A1 (de) 1996-06-20

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Legal Events

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FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

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B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO NAO CUMPRIMENTO DO DESPACHO 24.3 NA RPI 2048 DE 06/04/2010 E COMPROVACAO DO RECOLHIMENTO DA 15A, 16A E 17A ANUIDADES.