JPS5587767A - Recovery of epsilon-caprolactam - Google Patents

Recovery of epsilon-caprolactam

Info

Publication number
JPS5587767A
JPS5587767A JP16010878A JP16010878A JPS5587767A JP S5587767 A JPS5587767 A JP S5587767A JP 16010878 A JP16010878 A JP 16010878A JP 16010878 A JP16010878 A JP 16010878A JP S5587767 A JPS5587767 A JP S5587767A
Authority
JP
Japan
Prior art keywords
layer
water
product
caprolactam
peroxydicyclohexylamine
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
JP16010878A
Other languages
English (en)
Other versions
JPS6149305B2 (ja
Inventor
Kazuhiko Hirozawa
Kiyoshi Kumakawa
Haruhiko Miyazaki
Kenji Kuniyasu
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.)
Ube Corp
Original Assignee
Ube Industries Ltd
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 Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP16010878A priority Critical patent/JPS5587767A/ja
Publication of JPS5587767A publication Critical patent/JPS5587767A/ja
Publication of JPS6149305B2 publication Critical patent/JPS6149305B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP16010878A 1978-12-27 1978-12-27 Recovery of epsilon-caprolactam Granted JPS5587767A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16010878A JPS5587767A (en) 1978-12-27 1978-12-27 Recovery of epsilon-caprolactam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16010878A JPS5587767A (en) 1978-12-27 1978-12-27 Recovery of epsilon-caprolactam

Publications (2)

Publication Number Publication Date
JPS5587767A true JPS5587767A (en) 1980-07-02
JPS6149305B2 JPS6149305B2 (ja) 1986-10-29

Family

ID=15708016

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16010878A Granted JPS5587767A (en) 1978-12-27 1978-12-27 Recovery of epsilon-caprolactam

Country Status (1)

Country Link
JP (1) JPS5587767A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109678754A (zh) * 2017-10-19 2019-04-26 万华化学集团股份有限公司 一种11-氰基十一酸的制备方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01227608A (ja) * 1988-03-07 1989-09-11 Nippon Telegr & Teleph Corp <Ntt> ケーブル接続部２重函

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109678754A (zh) * 2017-10-19 2019-04-26 万华化学集团股份有限公司 一种11-氰基十一酸的制备方法
CN109678754B (zh) * 2017-10-19 2021-09-07 万华化学集团股份有限公司 一种11-氰基十一酸的制备方法

Also Published As

Publication number Publication date
JPS6149305B2 (ja) 1986-10-29

Similar Documents

Publication Publication Date Title
MY113810A (en) Process for the recovery of caprolactam from waste containing nylon
JPS5692228A (en) Preparation of high-purity alkylene glycol
US4119791A (en) Aqueous recovery of hydroquinone
IE791951L (en) Ethanol-water azeotrope.
IE811238L (en) Purification of p-aminophenol.
KR900006455B1 (en) Akohol recovery process
GB1508942A (en) Process for producing lactams
US4154729A (en) Continuous extraction of caprolactam from crude lactam
JPS55154935A (en) Recovery of organic acid
JPS53135929A (en) Separation of 11-cyanoundecanoic acid, cyclohexanone and epsilon-caprolactam
GB1495481A (en) Process for the obtaining of isobutylene of high purity
US4994150A (en) Process for the purification of esters of mercapto acids
KR890700559A (ko) 적어도 99.5%의 순도를 가지는 파라-크시롤의 제조방법
JPS55167230A (en) Separation and purification of terphenyl
US4418016A (en) Method for recovering omega-amino-dodecanoic acid from crystallization mother liquors
MX9303630A (es) Proceso para preparar acido 2,6-naftalendicarboxilico purificado.
JPS54115314A (en) Separation and recovery of adipic acid
JPS5527150A (en) Treatment of thermal decomposition product of 1,1&#39;-peroxy-dicyclohexylamine
JPS5344528A (en) Separation of dihalogenobenzenes
CA1044702A (en) Method for refining 11-cyano-undecanoic acid
JPS56100758A (en) Preparation of caprolactam
JPS55160734A (en) Development recovery of formaldehyde
JPS55143950A (en) Purification of acetonitrile
JPS55133324A (en) Removal of aluminum component
JPS52144649A (en) Separation and purification of cyclohexene