CN105073831B - 聚酰胺生产工艺中的萃取水的连续再循环的方法和装置 - Google Patents

聚酰胺生产工艺中的萃取水的连续再循环的方法和装置 Download PDF

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Publication number
CN105073831B
CN105073831B CN201480018316.1A CN201480018316A CN105073831B CN 105073831 B CN105073831 B CN 105073831B CN 201480018316 A CN201480018316 A CN 201480018316A CN 105073831 B CN105073831 B CN 105073831B
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water
caprolactam
stream
repolymerization
mixer
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CN105073831A (zh
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约翰内斯·卡策尔
埃克哈德·西尔贝克
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Uhde Inventa Fischer GmbH
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Uhde Inventa Fischer GmbH
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    • 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
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • 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

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
CN201480018316.1A 2013-03-26 2014-01-28 聚酰胺生产工艺中的萃取水的连续再循环的方法和装置 Active CN105073831B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13161146.9 2013-03-26
EP13161146.9A EP2784102B1 (de) 2013-03-26 2013-03-26 Verfahren und Vorrichtung zur kontinuierlichen Rückführung von Extraktwässern im Polyamidherstellungsprozess
PCT/EP2014/051660 WO2014154379A1 (de) 2013-03-26 2014-01-28 Verfahren und vorrichtung zur kontinuierlichen rückführung von extraktwässern im polyamidherstellungsprozess

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CN105073831A CN105073831A (zh) 2015-11-18
CN105073831B true CN105073831B (zh) 2017-05-03

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CN201480018316.1A Active CN105073831B (zh) 2013-03-26 2014-01-28 聚酰胺生产工艺中的萃取水的连续再循环的方法和装置

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EP (1) EP2784102B1 (enExample)
JP (1) JP6393308B2 (enExample)
KR (1) KR102106077B1 (enExample)
CN (1) CN105073831B (enExample)
ES (1) ES2564676T3 (enExample)
PL (1) PL2784102T3 (enExample)
SA (1) SA515361011B1 (enExample)
TW (1) TWI630222B (enExample)
WO (1) WO2014154379A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI662065B (zh) * 2016-11-29 2019-06-11 德商伍德英汎達 費雪有限責任公司 於尼龍-6的生產中回收清洗水萃取物之技術
CN107051345A (zh) * 2017-01-25 2017-08-18 江苏永通新材料科技有限公司 一种用于生产聚酰胺切片的低聚物分离器
WO2020221920A1 (en) * 2019-05-01 2020-11-05 Novochem Green Additives 4 B.V. Recycling eutectic composition
CN114426769B (zh) * 2020-09-22 2024-11-05 中国石油化工股份有限公司 己内酰胺水解开环聚合制备尼龙6过程中回收的己内酰胺及其环状低聚体混合物的应用
CN116888314A (zh) * 2021-03-16 2023-10-13 东丽株式会社 尼龙6纤维、以及材料再循环聚己酰胺树脂颗粒及其制造方法
JPWO2022196407A1 (enExample) * 2021-03-16 2022-09-22

Citations (3)

* Cited by examiner, † Cited by third party
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CN1340073A (zh) * 1999-02-11 2002-03-13 Basf公司 具有低可萃取物含量、高粘度稳定性和低再单体化速度的尼龙－6的生产方法
CN1411483A (zh) * 1999-12-23 2003-04-16 巴斯福股份公司 制备聚酰胺的方法
CN1249124C (zh) * 2001-06-01 2006-04-05 因维斯塔技术有限公司 将己内酰胺转化成尼龙－6的方法

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DE2501348C3 (de) 1975-01-15 1988-02-11 Basf Ag, 6700 Ludwigshafen Kontinuierliches Verfahren zur Herstellung von Polyamiden aus epsilon-Caprolactam
DE3729853A1 (de) 1987-09-05 1989-03-23 Basf Ag Verfahren zur aufarbeitung von destillationsrueckstaenden, die bei der reinigung von caprolactam anfallen
US5077381A (en) 1990-06-01 1991-12-31 Basf Corporation Constant compositioin recycle of nylon 6 polymerization wash water
DE4405161A1 (de) * 1994-02-18 1995-08-24 Huels Chemische Werke Ag Verfahren zur kontinuierlichen hydrolytischen Polymerisation von Laurinlactam
DE19531990A1 (de) 1995-08-30 1997-05-15 Polymer Eng Gmbh Verfahren zur kontinuierlichen Herstellung von Polyamid 6 unter Verwendung von Rücklactam
DE19752181A1 (de) * 1997-11-25 1999-05-27 Basf Ag Verfahren zur Herstellung von Polyamiden
DE19752183A1 (de) * 1997-11-25 1999-05-27 Basf Ag Verfahren zur kontinuierlichen Extraktion von Polyamid
DE19801267B4 (de) 1998-01-15 2005-03-24 Inventa-Fischer Gmbh Verfahren zur Herstellung von PA-6 Granulat und dessen Verwendung
NL1010161C2 (nl) * 1998-09-23 2000-03-24 Dsm Nv Proces voor de productie van polyamide-6 uitgaande èpsilon-caprolactam.
DE19925906A1 (de) 1999-06-07 2000-12-14 Basf Ag Verfahren zur Herstellung von Polyamiden aus Lactamen und Polyamid-Extrakten
EP1829594B8 (en) * 2004-12-15 2012-04-18 Asahi Kasei Chemicals Corporation Industrial evaporation apparatus
CN101437870A (zh) * 2006-05-04 2009-05-20 Uhde英万达·费希尔公开股份有限公司 一种连续生产聚酰胺颗粒的方法
WO2008049786A1 (de) * 2006-10-24 2008-05-02 Basf Se Verwendung von wendelrohrverdampfern bei der herstellung von polyamiden
ES2632205T3 (es) * 2008-12-12 2017-09-11 Basf Se Procedimiento para la fabricación continua de copoliamidas a partir de lactamas y de sales diaminas y ácidos dicarboxílicos
PL2532698T3 (pl) * 2011-06-08 2016-12-30 Sposób i urządzenie do bezpośredniej, ciągłej modyfikacji stopionych polimerów

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1340073A (zh) * 1999-02-11 2002-03-13 Basf公司 具有低可萃取物含量、高粘度稳定性和低再单体化速度的尼龙－6的生产方法
CN1411483A (zh) * 1999-12-23 2003-04-16 巴斯福股份公司 制备聚酰胺的方法
CN1249124C (zh) * 2001-06-01 2006-04-05 因维斯塔技术有限公司 将己内酰胺转化成尼龙－6的方法

Also Published As

Publication number Publication date
ES2564676T3 (es) 2016-03-28
KR20160010393A (ko) 2016-01-27
TW201437259A (zh) 2014-10-01
JP6393308B2 (ja) 2018-09-19
SA515361011B1 (ar) 2017-05-23
EP2784102B1 (de) 2015-12-09
TWI630222B (zh) 2018-07-21
CN105073831A (zh) 2015-11-18
PL2784102T3 (pl) 2016-06-30
KR102106077B1 (ko) 2020-05-28
WO2014154379A1 (de) 2014-10-02
EP2784102A1 (de) 2014-10-01
JP2016514741A (ja) 2016-05-23

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