ATE122336T1 - Verfahren zur destillation von rohen isocyanatkonzentraten. - Google Patents

Verfahren zur destillation von rohen isocyanatkonzentraten.

Info

Publication number: ATE122336T1
Authority: AT; Austria
Prior art keywords: isocyanate; residue; liquid; mixture; concentrates
Prior art date: 1989-03-03

Application number

AT90903649T

Other languages

English (en)

Inventor

Stephen A Dibiase

Larry W Arndt

Gregory M Stansfield

Louis A Renbaum

Original Assignee

Lubrizol Corp

Miles Inc

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.)

1989-03-03

Filing date

1990-02-21

Publication date

1995-05-15

1990-02-21 Application filed by Lubrizol Corp, Miles Inc filed Critical Lubrizol Corp

1995-05-15 Application granted granted Critical

1995-05-15 Publication of ATE122336T1 publication Critical patent/ATE122336T1/de

Links

239000012948 isocyanate Substances 0.000 title abstract 11
150000002513 isocyanates Chemical class 0.000 title abstract 11
239000012141 concentrate Substances 0.000 title abstract 5
238000000034 method Methods 0.000 title abstract 3
239000000178 monomer Substances 0.000 abstract 5
239000007788 liquid Substances 0.000 abstract 4
239000000203 mixture Substances 0.000 abstract 3
238000004821 distillation Methods 0.000 abstract 2
238000011084 recovery Methods 0.000 abstract 2
238000000926 separation method Methods 0.000 abstract 2
239000004215 Carbon black (E152) Substances 0.000 abstract 1
239000006227 byproduct Substances 0.000 abstract 1
239000002270 dispersing agent Substances 0.000 abstract 1
238000010438 heat treatment Methods 0.000 abstract 1
229930195733 hydrocarbon Natural products 0.000 abstract 1
150000002430 hydrocarbons Chemical class 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/18—Separation; Purification; Stabilisation; Use of additives
- C07C263/20—Separation; Purification

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Lubricants (AREA)
Apparatus For Radiation Diagnosis (AREA)

AT90903649T 1989-03-03 1990-02-21 Verfahren zur destillation von rohen isocyanatkonzentraten. ATE122336T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US31901189A	1989-03-03	1989-03-03

Publications (1)

Publication Number	Publication Date
ATE122336T1 true ATE122336T1 (de)	1995-05-15

Family

ID=23240506

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT90903649T ATE122336T1 (de)	1989-03-03	1990-02-21	Verfahren zur destillation von rohen isocyanatkonzentraten.

Country Status (12)

Country	Link
EP (1)	EP0425596B1 (de)
JP (1)	JP3001970B2 (de)
KR (1)	KR920700195A (de)
AT (1)	ATE122336T1 (de)
AU (1)	AU638000B2 (de)
BR (1)	BR9005679A (de)
CA (1)	CA2028819A1 (de)
DE (1)	DE69019295T2 (de)
ES (2)	ES2058036A6 (de)
MX (1)	MX173725B (de)
NO (1)	NO173987C (de)
WO (1)	WO1990009990A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4142769A1 (de) *	1991-12-23	1993-06-24	Bayer Hispania Ind S A	Verfahren zur herstellung von isocyanaten und aufarbeitung des rueckstandes
CN114605288B (zh) *	2020-12-03	2024-02-02	万华化学集团股份有限公司	一种异氰酸酯聚合物的高效分离回收工艺及装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2810681A (en)	1956-08-17	1957-10-22	Du Pont	Chemical process
US2884359A (en) *	1956-10-31	1959-04-28	Gen Aniline & Film Corp	Recovery of organic isocyanates
CA998060A (en) *	1970-05-22	1976-10-05	Carl F. Irwin	Recovery of organic isocyanate
DE2846815A1 (de) *	1978-10-27	1980-05-08	Ayer Ag	Verfahren zur aufarbeitung von isocyanat-destillationsrueckstaenden
DE2846814A1 (de) *	1978-10-27	1980-05-08	Bayer Ag	Suspensionen von isocyanat-destillationsrueckstaenden in polyolen
US4234435A (en) *	1979-02-23	1980-11-18	The Lubrizol Corporation	Novel carboxylic acid acylating agents, derivatives thereof, concentrate and lubricant compositions containing the same, and processes for their preparation

1990
- 1990-02-21 JP JP2503781A patent/JP3001970B2/ja not_active Expired - Lifetime
- 1990-02-21 BR BR909005679A patent/BR9005679A/pt not_active IP Right Cessation
- 1990-02-21 AT AT90903649T patent/ATE122336T1/de not_active IP Right Cessation
- 1990-02-21 AU AU51509/90A patent/AU638000B2/en not_active Ceased
- 1990-02-21 ES ES09050012A patent/ES2058036A6/es not_active Expired - Lifetime
- 1990-02-21 WO PCT/US1990/000815 patent/WO1990009990A1/en not_active Ceased
- 1990-02-21 DE DE69019295T patent/DE69019295T2/de not_active Expired - Fee Related
- 1990-02-21 CA CA002028819A patent/CA2028819A1/en not_active Abandoned
- 1990-02-21 ES ES90903649T patent/ES2073021T3/es not_active Expired - Lifetime
- 1990-02-21 MX MX019726A patent/MX173725B/es unknown
- 1990-02-21 EP EP90903649A patent/EP0425596B1/de not_active Expired - Lifetime
- 1990-11-02 NO NO904785A patent/NO173987C/no unknown
- 1990-11-02 KR KR1019900702373A patent/KR920700195A/ko not_active Withdrawn

Also Published As

Publication number	Publication date
EP0425596B1 (de)	1995-05-10
ES2058036A6 (es)	1994-10-16
NO904785L (no)	1990-11-02
NO173987C (no)	1994-03-02
BR9005679A (pt)	1991-08-06
AU638000B2 (en)	1993-06-17
DE69019295T2 (de)	1995-11-02
CA2028819A1 (en)	1990-09-04
EP0425596A1 (de)	1991-05-08
JPH03505217A (ja)	1991-11-14
NO904785D0 (no)	1990-11-02
JP3001970B2 (ja)	2000-01-24
MX173725B (es)	1994-03-23
KR920700195A (ko)	1992-02-19
AU5150990A (en)	1990-09-26
NO173987B (no)	1993-11-22
ES2073021T3 (es)	1995-08-01
DE69019295D1 (de)	1995-06-14
WO1990009990A1 (en)	1990-09-07

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Legal Events

Date	Code	Title	Description
1995-11-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties