Tag Archives: carboxylate

Oil-producing method using ether carboxylate as oil displacement system

Application Number  00129383 Application Date  2000.12.05 Publication Number  1296115 Publication Date  2001.05.23 Priority Information     International Classification  C07C59/125;E21B43/22   Applicant(s) Name  Petroleum Univ. (Huadong)   Address     Inventor(s) Name  Wang Yefei;Zhao Fulin   Patent Agency Code  11013 Patent Agent  zhao dongye AbstractThe present invention relates to an oil production method in which ether… Read More »

Process for preparing barium carboxylate by reaction of witherite on carboxylic acid

Application Number: 00113761Application Date: 2000.03.16Publication Number: 1271718Publication Date: 2000.11.01Priority Information: International: C07C51/41Applicant(s) Name: Xibei Univ.Address: Inventor(s) Name: Wu Shurong;Xiong Weimiao;Chang ZhuguoPatent Agency Code: 61202Patent Agent: li wenxiAbstract A process for preparing barium carboxylate is disclosed, which features use of natural witherite as barium source other than barium carbonate or barium hydroxide. Said process includes reaction… Read More »

Dibenzo-1,3-dioxo-cyclooctane-2-oximino carboxylate compound with herbicidal activity

Application Number: 00110733Application Date: 2000.07.27Publication Number: 1336371Publication Date: 2002.02.20Priority Information: International: A01N43/28;C07D319/04Applicant(s) Name: Shenyang Chemical Engineeirng Inst.Address: Inventor(s) Name: Li Bin;Lao Rui;Siban GelePatent Agency Code: 21101Patent Agent: cong fenglanAbstract The present invention relates to dibenzo-1,3-diketo-cyclooctane-2-carboxyoximate like compound possessing herbicide activity and its composition product. The chemical structural formula is disclosed in present invention.

Process for preparing stereoisomer carboxylate

Application Number: 00102398Application Date: 2000.02.25Publication Number: 1266904Publication Date: 2000.09.20Priority Information: 1999/2/25 DE 19908074.7International: C12P7/62Applicant(s) Name: BASF AGAddress: Inventor(s) Name: U. Pohnscheer;E. Hencke;H. YannPatent Agency Code: 72001Patent Agent: wang jingchaoAbstract The present invention relates to a process for the preparation of stereoisomeric carboxylic acid esters consisting of an acid and of an alcohol component each having… Read More »

Process for preparing dialkylamino ethanol carboxylate and its salt

Application Number: 00101728Application Date: 2000.01.17Publication Number: 1305987Publication Date: 2001.08.01Priority Information: International: C07C227/16;C07C229/22;C07C229/24Applicant(s) Name: Zhenluse Technology Co Ltd, Zhuhai CityAddress: Inventor(s) Name: Gao Duanyang;Wu Chaoyu;Lu QingPatent Agency Code: 00000Patent Agent: Abstract A process for preparing dialkylamino ethanol carboxylate and its salt [[CH3(CH2)nCOOCH2CH2N(R')2](HR2)x], features the direct reaction of the derivative of carboxylic [CH3(CH2)nCOR2] on dialkylamino ethanol [HOCH2CH2N(R')2]… Read More »

Process for preparing carboxylate surfactant from natural plant oil for ternary petroleum recovery

Application Number: 00101371Application Date: 2000.02.15Publication Number: 1300811Publication Date: 2001.06.27Priority Information: International: C09K7/02Applicant(s) Name: Technology Development Industry Co, Daqing Petroleum AdministrationAddress: Inventor(s) Name: Cui Changhai;Chang Jiabin;Cheng JiechengPatent Agency Code: 23119Patent Agent: li shuminAbstract A carboxylate surfactant for ternary petroleum recovery is prepared from natural plant oil through biologic fermenting to increase activity and amidating with amine… Read More »