CN1246293C - 用脲作为起始原料来制备联二脲的方法和设备 - Google Patents

用脲作为起始原料来制备联二脲的方法和设备 Download PDF

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Publication number
CN1246293C
CN1246293C CN01823726.6A CN01823726A CN1246293C CN 1246293 C CN1246293 C CN 1246293C CN 01823726 A CN01823726 A CN 01823726A CN 1246293 C CN1246293 C CN 1246293C
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CN
China
Prior art keywords
biuret
ammonia
reaction
preparing
formula
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.)
Expired - Fee Related
Application number
CN01823726.6A
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English (en)
Chinese (zh)
Other versions
CN1558896A (zh
Inventor
李晙赫
韩尚镇
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.)
Dongjin Semichem Co Ltd
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J&j Chemical Co
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Publication date
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Publication of CN1558896A publication Critical patent/CN1558896A/zh
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Publication of CN1246293C publication Critical patent/CN1246293C/zh
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Expired - Fee Related legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C281/00—Derivatives of carbonic acid containing functional groups covered by groups C07C269/00 - C07C279/00 in which at least one nitrogen atom of these functional groups is further bound to another nitrogen atom not being part of a nitro or nitroso group
    • C07C281/06—Compounds containing any of the groups, e.g. semicarbazides

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CN01823726.6A 2001-10-24 2001-10-24 用脲作为起始原料来制备联二脲的方法和设备 Expired - Fee Related CN1246293C (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2001/001796 WO2003035601A1 (en) 2001-10-24 2001-10-24 Method and apparatus for preparing hydrazo-dicarbonamide using urea as starting material

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CNB2005100877809A Division CN100348578C (zh) 2001-10-24 2001-10-24 用脲作为起始原料来制备联二脲的设备

Publications (2)

Publication Number Publication Date
CN1558896A CN1558896A (zh) 2004-12-29
CN1246293C true CN1246293C (zh) 2006-03-22

Family

ID=19198462

Family Applications (1)

Application Number Title Priority Date Filing Date
CN01823726.6A Expired - Fee Related CN1246293C (zh) 2001-10-24 2001-10-24 用脲作为起始原料来制备联二脲的方法和设备

Country Status (9)

Country Link
US (2) US20040199012A1 (https=)
EP (1) EP1446378B1 (https=)
JP (1) JP4119842B2 (https=)
CN (1) CN1246293C (https=)
BR (1) BR0117163B1 (https=)
DE (1) DE60128012T2 (https=)
ES (1) ES2284702T3 (https=)
MX (1) MXPA04003884A (https=)
WO (1) WO2003035601A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8260393B2 (en) 2003-07-25 2012-09-04 Dexcom, Inc. Systems and methods for replacing signal data artifacts in a glucose sensor data stream
US8010174B2 (en) * 2003-08-22 2011-08-30 Dexcom, Inc. Systems and methods for replacing signal artifacts in a glucose sensor data stream
US9282925B2 (en) 2002-02-12 2016-03-15 Dexcom, Inc. Systems and methods for replacing signal artifacts in a glucose sensor data stream
KR100618947B1 (ko) 2002-06-17 2006-09-01 주식회사 제이앤드제이 캐미칼 뷰렛을 이용한 하이드라조디카본아미드의 제조 방법
US20190357827A1 (en) 2003-08-01 2019-11-28 Dexcom, Inc. Analyte sensor
US20140121989A1 (en) 2003-08-22 2014-05-01 Dexcom, Inc. Systems and methods for processing analyte sensor data
US8364231B2 (en) 2006-10-04 2013-01-29 Dexcom, Inc. Analyte sensor
US8532730B2 (en) 2006-10-04 2013-09-10 Dexcom, Inc. Analyte sensor
KR100826882B1 (ko) * 2005-12-05 2008-05-06 한국전자통신연구원 버스트 모드 광 수신기에서 디지털 자동이득제어 방법 및장치
JP2009288878A (ja) * 2008-05-27 2009-12-10 Hitachi Ltd ストレージ装置、及びストレージ装置の冷却方法
US9149220B2 (en) 2011-04-15 2015-10-06 Dexcom, Inc. Advanced analyte sensor calibration and error detection
CN101462985B (zh) * 2009-01-22 2013-07-24 杭州电化集团有限公司 一种偶氮二甲酰胺的清洁生产工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2370065A (en) * 1942-05-05 1945-02-20 Sharples Chemicals Inc Manufacture of biuret
US2524049A (en) * 1947-03-25 1950-10-03 Paul W Garbo Production of biuret
US4654441A (en) * 1980-08-15 1987-03-31 Moorman Manufacturing Company Biuret production by controlled pyrolysis of urea
AU4208185A (en) * 1984-05-31 1985-12-05 Olin Corporation Preparing hydrazodicarbonamide
KR100345874B1 (ko) * 2000-01-07 2002-07-27 주식회사 제이앤드제이 캐미칼 하이드라조디카본아미드의 합성 방법

Also Published As

Publication number Publication date
US20040199012A1 (en) 2004-10-07
BR0117163A (pt) 2004-10-26
DE60128012T2 (de) 2008-01-10
CN1558896A (zh) 2004-12-29
DE60128012D1 (de) 2007-05-31
EP1446378A4 (en) 2005-07-13
JP4119842B2 (ja) 2008-07-16
EP1446378A1 (en) 2004-08-18
MXPA04003884A (es) 2004-07-16
BR0117163B1 (pt) 2012-05-15
US7422727B2 (en) 2008-09-09
US20070207072A1 (en) 2007-09-06
JP2005506378A (ja) 2005-03-03
EP1446378B1 (en) 2007-04-18
WO2003035601A1 (en) 2003-05-01
ES2284702T3 (es) 2007-11-16

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: DONGJIN SEMICHEM CO., LTD.

Free format text: FORMER OWNER: J+J CHEMICAL CO., LTD.

Effective date: 20140107

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20140107

Address after: Inchon, South Korea

Patentee after: DONGJIN SEMICHEM Co.,Ltd.

Address before: Inchon, South Korea

Patentee before: J & J CHEMICAL Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20060322

Termination date: 20201024

CF01 Termination of patent right due to non-payment of annual fee