BRPI0907283A2 - Método para estabilizar compostos de nitro líquido contra descoloração - Google Patents

Método para estabilizar compostos de nitro líquido contra descoloração

Info

Publication number
BRPI0907283A2
BRPI0907283A2 BRPI0907283-7A BRPI0907283A BRPI0907283A2 BR PI0907283 A2 BRPI0907283 A2 BR PI0907283A2 BR PI0907283 A BRPI0907283 A BR PI0907283A BR PI0907283 A2 BRPI0907283 A2 BR PI0907283A2
Authority
BR
Brazil
Prior art keywords
nitro compounds
compounds against
stabilizing liquid
against discoloration
liquid nitro
Prior art date
Application number
BRPI0907283-7A
Other languages
English (en)
Inventor
Daniel M Trauth
Edward L Little
Richard L James
John D Gummere
Morteza Mokhtarzadeh
Li Wang
Original Assignee
Angus Chemical
Dow Global Technologies 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.)
Filing date
Publication date
Application filed by Angus Chemical, Dow Global Technologies Inc filed Critical Angus Chemical
Publication of BRPI0907283A2 publication Critical patent/BRPI0907283A2/pt
Publication of BRPI0907283A8 publication Critical patent/BRPI0907283A8/pt
Publication of BRPI0907283B1 publication Critical patent/BRPI0907283B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BRPI0907283-7A 2008-04-16 2009-04-08 Method for stabilizing net nitro compounds against decolouration BRPI0907283B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4538108P 2008-04-16 2008-04-16
US61/045,381 2008-04-16
PCT/US2009/039903 WO2009129098A1 (en) 2008-04-16 2009-04-08 Method for eliminating color forming impurities from nitro compounds

Publications (3)

Publication Number Publication Date
BRPI0907283A2 true BRPI0907283A2 (pt) 2015-07-21
BRPI0907283A8 BRPI0907283A8 (pt) 2016-11-08
BRPI0907283B1 BRPI0907283B1 (pt) 2017-11-28

Family

ID=40849205

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0907283-7A BRPI0907283B1 (pt) 2008-04-16 2009-04-08 Method for stabilizing net nitro compounds against decolouration

Country Status (8)

Country Link
US (1) US8207382B2 (pt)
EP (1) EP2280926B1 (pt)
JP (1) JP5519635B2 (pt)
CN (1) CN102007094B (pt)
BR (1) BRPI0907283B1 (pt)
CA (1) CA2720086C (pt)
MX (1) MX2010011396A (pt)
WO (1) WO2009129098A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105237404B (zh) * 2015-09-17 2018-01-09 湖北远大富驰医药化工股份有限公司 一种水相硝基甲烷回收方法
CN106278901B (zh) * 2016-08-16 2018-11-13 湖北远大富驰医药化工股份有限公司 一种硝基甲烷纯化的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2489320A (en) 1949-11-29 Nitration of paraffins
US2229532A (en) 1937-07-03 1941-01-21 Purdue Research Foundation Process for the purification of nitro aliphatic compounds
US2247255A (en) 1940-02-12 1941-06-24 Commercial Solvents Corp Process for improving the stability of nitroparaffins
US2267309A (en) 1940-02-12 1941-12-23 Commercial Solvents Corp Process for improving the stability of nitroparaffins
US2580742A (en) 1949-04-25 1952-01-01 Union Oil Co Purification of dinitro compounds
US2597753A (en) 1950-04-20 1952-05-20 Commercial Solvents Corp Production of nitroparaffins
US2739174A (en) 1951-09-08 1956-03-20 Eastman Kodak Co Nitrating aromatic hydrocarbons with only nitric acid
US4210609A (en) 1978-08-23 1980-07-01 International Minerals & Chemical Corp. Method of treating 1-nitropropane
US4599429A (en) 1983-12-08 1986-07-08 General Electric Company Destruction of DNPI in an all nitric acid nitration process
US4820881A (en) 1988-05-24 1989-04-11 W. R. Grace & Co.-Conn. Decolorization

Also Published As

Publication number Publication date
JP2011518161A (ja) 2011-06-23
US8207382B2 (en) 2012-06-26
JP5519635B2 (ja) 2014-06-11
CN102007094B (zh) 2013-09-18
BRPI0907283A8 (pt) 2016-11-08
EP2280926A1 (en) 2011-02-09
CA2720086A1 (en) 2009-10-22
CN102007094A (zh) 2011-04-06
MX2010011396A (es) 2010-11-12
US20110105806A1 (en) 2011-05-05
EP2280926B1 (en) 2013-05-29
BRPI0907283B1 (pt) 2017-11-28
WO2009129098A1 (en) 2009-10-22
CA2720086C (en) 2017-05-02

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved

Owner name: ANGUS CHEMICAL COMPANY (US) , DOW GLOBAL TECHNOLOGIES LLC (US)

Owner name: ANGUS CHEMICAL COMPANY (US) , DOW GLOBAL TECHNOLOG

B25A Requested transfer of rights approved

Owner name: ANGUS CHEMICAL COMPANY (US)

B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B09W Correction of the decision to grant [chapter 9.1.4 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]