JPS5356619A - Preparation of hydrazodicarbonamide - Google Patents

Preparation of hydrazodicarbonamide

Info

Publication number
JPS5356619A
JPS5356619A JP13136376A JP13136376A JPS5356619A JP S5356619 A JPS5356619 A JP S5356619A JP 13136376 A JP13136376 A JP 13136376A JP 13136376 A JP13136376 A JP 13136376A JP S5356619 A JPS5356619 A JP S5356619A
Authority
JP
Japan
Prior art keywords
hydrazodicarbonamide
preparation
reaction
improved
hydrazine
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.)
Pending
Application number
JP13136376A
Other languages
Japanese (ja)
Inventor
Hiroaki Yamamoto
Satoshi Miyaji
Junichi Kuno
Makoto Ito
Takayoshi Azumi
Yoshimitsu Hashimoto
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.)
Adeka Corp
Original Assignee
Asahi Denka Kogyo KK
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 Asahi Denka Kogyo KK filed Critical Asahi Denka Kogyo KK
Priority to JP13136376A priority Critical patent/JPS5356619A/en
Publication of JPS5356619A publication Critical patent/JPS5356619A/en
Pending legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

PURPOSE: To prepare hydrazodicarbonamide with improved yield, improved reaction rate and decreased heat loss by the reaction of hydrazine with urea while removing the by-product ammonia by bubbling stream and an inert gas into the reaction solution.
COPYRIGHT: (C)1978,JPO&Japio
JP13136376A 1976-11-01 1976-11-01 Preparation of hydrazodicarbonamide Pending JPS5356619A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13136376A JPS5356619A (en) 1976-11-01 1976-11-01 Preparation of hydrazodicarbonamide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13136376A JPS5356619A (en) 1976-11-01 1976-11-01 Preparation of hydrazodicarbonamide

Publications (1)

Publication Number Publication Date
JPS5356619A true JPS5356619A (en) 1978-05-23

Family

ID=15056166

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13136376A Pending JPS5356619A (en) 1976-11-01 1976-11-01 Preparation of hydrazodicarbonamide

Country Status (1)

Country Link
JP (1) JPS5356619A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0163526A1 (en) * 1984-05-31 1985-12-04 Olin Corporation Process for preparing hydrazodicarbonamide
KR100473333B1 (en) * 2001-10-24 2005-03-07 주식회사 제이앤드제이 캐미칼 Method and apparatus for preparing hydrazodicarbonamide using urea as starting material
KR100618947B1 (en) * 2002-06-17 2006-09-01 주식회사 제이앤드제이 캐미칼 Method for preparing hydrazodicarbonamide using biuret as starting material
JP2008132909A (en) * 2006-11-29 2008-06-12 Kayaba Ind Co Ltd Tank support structure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0163526A1 (en) * 1984-05-31 1985-12-04 Olin Corporation Process for preparing hydrazodicarbonamide
KR100473333B1 (en) * 2001-10-24 2005-03-07 주식회사 제이앤드제이 캐미칼 Method and apparatus for preparing hydrazodicarbonamide using urea as starting material
KR100618947B1 (en) * 2002-06-17 2006-09-01 주식회사 제이앤드제이 캐미칼 Method for preparing hydrazodicarbonamide using biuret as starting material
JP2008132909A (en) * 2006-11-29 2008-06-12 Kayaba Ind Co Ltd Tank support structure

Similar Documents

Publication Publication Date Title
JPS5356619A (en) Preparation of hydrazodicarbonamide
JPS52151114A (en) Preparation of dimethylforamide
JPS52136122A (en) Preparation of acrylonitrile
JPS53119826A (en) Preparation of hydrazodicarbonamides
JPS5412312A (en) Preparation of ketazine
JPS5273801A (en) Preparation of urea derivatives
JPS51149165A (en) A process for decomposing ammonia gas
JPS5257128A (en) Process for p-phenylenediamine
JPS532436A (en) Preparation of phenols
JPS53101317A (en) Preparation of nitoranilene
JPS5328116A (en) Preparation of glycine
JPS532427A (en) Preparation of phenylenediamine
JPS52108908A (en) Preparation of n-substituted thiolcarbamates
JPS5312814A (en) Preparation of 2-cyanoethyltrichlorosilane
JPS5231025A (en) Process for preparation of acrylonitrile
JPS5295616A (en) Separation of phenylenediamine
JPS52133822A (en) Preparation of intermetallic compound for spherical tube
JPS5377019A (en) Preparation of organo-alkali metal compound
JPS53147047A (en) Preparation of ketazine
JPS53108916A (en) Preparation of methyl formate
JPS5295615A (en) Preparation of phenylenediamine
JPS5424824A (en) Preparation of aliphatic nitrile
JPS5371010A (en) Purification of adipic acid ester
JPS5231026A (en) Process for preparation of acrylonitrile
JPS52118406A (en) Preparation of polyfluoroalkylamines