NO741607L - Process for the preparation of isocyanates. - Google Patents

Process for the preparation of isocyanates.

Info

Publication number: NO741607L
Authority: NO; Norway
Prior art keywords: isocyanates; preparation
Prior art date: 1973-05-04

Application number

NO741607A

Other languages

Norwegian (no)

Other versions

NO140794C (en

NO140794B (en

Inventor

John George Zajacek

Rudolph Rosenthal

Original Assignee

Atlantic Richfield Co

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.)

1973-05-04

Filing date

1974-05-03

Publication date

1974-11-05

1974-05-03 Application filed by Atlantic Richfield Co filed Critical Atlantic Richfield Co

1974-11-05 Publication of NO741607L publication Critical patent/NO741607L/en

1979-08-06 Publication of NO140794B publication Critical patent/NO140794B/en

1979-11-14 Publication of NO140794C publication Critical patent/NO140794C/en

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C263/00—Preparation of derivatives of isocyanic acid
- C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

NO741607A 1973-05-04 1974-05-03 PROCEDURE FOR THE PREPARATION OF ISOCYANATES NO140794C (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US35730173A	1973-05-04	1973-05-04
US44929174A	1974-03-08	1974-03-08

Publications (3)

Publication Number	Publication Date
NO741607L true NO741607L (en)	1974-11-05
NO140794B NO140794B (en)	1979-08-06
NO140794C NO140794C (en)	1979-11-14

Family

ID=26999595

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO741607A NO140794C (en)	1973-05-04	1974-05-03	PROCEDURE FOR THE PREPARATION OF ISOCYANATES

Country Status (21)

Country	Link
JP (1)	JPS5030832A (en)
AR (1)	AR202301A1 (en)
AU (1)	AU477106B2 (en)
CA (1)	CA1023379A (en)
CH (1)	CH598199A5 (en)
DD (1)	DD112990A5 (en)
DE (1)	DE2421503B2 (en)
ES (1)	ES425950A1 (en)
FR (1)	FR2228056B1 (en)
GB (1)	GB1458595A (en)
HU (1)	HU171538B (en)
IL (1)	IL44694A (en)
IN (1)	IN141148B (en)
LU (1)	LU69986A1 (en)
MY (1)	MY7700322A (en)
NL (1)	NL7405881A (en)
NO (1)	NO140794C (en)
PH (1)	PH11683A (en)
RO (1)	RO63097A (en)
SE (1)	SE419539B (en)
YU (1)	YU120074A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5219624A (en) *	1975-08-07	1977-02-15	Mitsui Toatsu Chem Inc	Process for preparation of isocyanates
JPS5488222A (en) *	1977-12-20	1979-07-13	Mitsubishi Chem Ind Ltd	Preparation of isocyanate from carbamate
DE2819826A1 (en)	1978-05-05	1979-11-08	Bayer Ag	PROCESS FOR THE PRODUCTION OF URETHANES
JPS5576484U (en) *	1978-11-13	1980-05-26
DE3009489A1 (en)	1980-03-12	1981-09-17	Bayer Ag, 5090 Leverkusen	METHOD FOR PRODUCING URETHANES
US4487713A (en) *	1981-06-26	1984-12-11	Exxon Research & Engineering Co.	Production of isocyanates from esters of aromatic carbamic acids (urethanes)
JPH02231461A (en) *	1989-03-06	1990-09-13	Mitsubishi Gas Chem Co Inc	Production of xylene diisocyanate
DE4141402A1 (en) *	1991-12-16	1993-06-17	Bayer Ag	METHOD FOR PRODUCING HIGH-PURITY AROMATIC DI- AND / OR POLYURETHANES
DE10209095A1 (en)	2002-03-01	2003-09-11	Basf Ag	Process for the preparation of isocyanates
HUE029005T2 (en) *	2009-12-24	2017-02-28	Mitsui Chemicals Inc	Method for treatment of isocyanate residue, and method for treatment of carbonate

1974
- 1974-04-02 CA CA196,577A patent/CA1023379A/en not_active Expired
- 1974-04-11 AU AU67801/74A patent/AU477106B2/en not_active Expired
- 1974-04-16 SE SE7405108A patent/SE419539B/en unknown
- 1974-04-23 IL IL44694A patent/IL44694A/en unknown
- 1974-04-24 PH PH15776A patent/PH11683A/en unknown
- 1974-04-24 IN IN927/CAL/1974A patent/IN141148B/en unknown
- 1974-04-29 YU YU01200/74A patent/YU120074A/en unknown
- 1974-05-02 NL NL7405881A patent/NL7405881A/xx unknown
- 1974-05-03 AR AR253577A patent/AR202301A1/en active
- 1974-05-03 RO RO7400078670A patent/RO63097A/en unknown
- 1974-05-03 FR FR747415446A patent/FR2228056B1/fr not_active Expired
- 1974-05-03 GB GB1957874A patent/GB1458595A/en not_active Expired
- 1974-05-03 HU HU74AA00000769A patent/HU171538B/en unknown
- 1974-05-03 ES ES425950A patent/ES425950A1/en not_active Expired
- 1974-05-03 DD DD178284A patent/DD112990A5/xx unknown
- 1974-05-03 CH CH608974A patent/CH598199A5/xx not_active IP Right Cessation
- 1974-05-03 NO NO741607A patent/NO140794C/en unknown
- 1974-05-03 LU LU69986A patent/LU69986A1/xx unknown
- 1974-05-03 DE DE2421503A patent/DE2421503B2/en not_active Ceased
- 1974-05-04 JP JP49050194A patent/JPS5030832A/ja active Pending
1977
- 1977-12-31 MY MY1977322A patent/MY7700322A/en unknown

Also Published As

Publication number	Publication date
DD112990A5 (en)	1975-05-12
YU120074A (en)	1982-06-18
AR202301A1 (en)	1975-05-30
NL7405881A (en)	1974-11-06
DE2421503A1 (en)	1974-11-21
NO140794C (en)	1979-11-14
MY7700322A (en)	1977-12-31
IL44694A0 (en)	1974-06-30
FR2228056B1 (en)	1979-02-09
HU171538B (en)	1978-02-28
JPS5030832A (en)	1975-03-27
SE419539B (en)	1981-08-10
GB1458595A (en)	1976-12-15
NO140794B (en)	1979-08-06
CH598199A5 (en)	1978-04-28
DE2421503B2 (en)	1978-12-21
IN141148B (en)	1977-01-22
FR2228056A1 (en)	1974-11-29
PH11683A (en)	1978-05-19
LU69986A1 (en)	1974-11-28
ES425950A1 (en)	1976-09-16
CA1023379A (en)	1977-12-27
RO63097A (en)	1978-06-15
AU477106B2 (en)	1976-10-14
IL44694A (en)	1978-06-15
AU6780174A (en)	1975-10-16

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