Tag Archives: DIMETHYL

Process for preparing norboneol alkyl dimethyl amine

Application Number  00128886 Application Date  2000.09.27 Publication Number  1290688 Publication Date  2001.04.11 Priority Information   1999/9/27 JP 271542/99   International Classification  C07C211/19;C07C209/48   Applicant(s) Name  Mitsui Chemicals, Inc.   Address     Inventor(s) Name  Fukata Isao;Ishii Keiichi;Kageyama Hiroharu   Patent Agency Code  72001 Patent Agent  liu yuanjin AbstractDisclosed is a process for producing norbornane dimethylene… Read More »

Application of dimethyl silicone oil for treating ulcer colonitis

Application Number: 00118309Application Date: 2000.06.08Publication Number: 1286978Publication Date: 2001.03.14Priority Information: 1999/9/7 US 09/390,812International: A61K31/695;A61P1/06Applicant(s) Name: MC Neil-PPC Inc.Address: Inventor(s) Name: T. ZockPatent Agency Code: 31100Patent Agent: zhang mingyuAbstract The present invention provides compositions and methods for treating ulcerative colitis by providing an effective amount of simethicone and in a preferred embodiment in combination with sulfasalazine.

Low-pressure electric controlled dimethyl ether fuel injection system

Application Number: 00119435Application Date: 2000.07.11Publication Number: 1275676Publication Date: 2000.12.06Priority Information: International: F02D41/36;F02M21/02Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Huang Zhen;Zhang Guangde;Qiao XinqiPatent Agency Code: 31201Patent Agent: zhou wenjuanAbstract The present invention is mainly formed from fuel injector, electric control unit, electromagnetic valve, pressure gauge, pressure-regulating valve, high-pressure nitrogen gas cylinder, dimethyl ether fuel tank, non-return… Read More »

Method of forming controllable premixed dimethyl ether fuel

Application Number: 00119437Application Date: 2000.07.11Publication Number: 1287243Publication Date: 2001.03.14Priority Information: International: F23D14/62Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Huang Zhen;Zhang Guangde;Qiao XinqiPatent Agency Code: 31201Patent Agent: zhou wenjuanAbstract In the present invention, one controllable premixed dimethyl ether gas forming device is used. In the later stage of induction stroke or the initial stage of the… Read More »

Process for synthesizing dimethyl ether in three-phase slurry bed

Application Number: 00119799Application Date: 2000.08.31Publication Number: 1285340Publication Date: 2001.02.28Priority Information: International: C07C41/01;C07C43/04Applicant(s) Name: China Petrochemical Co., Ltd.Address: Inventor(s) Name: Fang Dingye;Cao Fahai;Liu DianhuaPatent Agency Code: 31203Patent Agent: luo dachenAbstract The method for synthesizing dimethyl ether in three-phase slurry bed is characterized by that the catalyst is suspended in inert solvent, and placed in tower-type or… Read More »

Catalyst for preparing dimethyl ether and its preparing process

Application Number: 00121542Application Date: 2000.08.11Publication Number: 1338332Publication Date: 2002.03.06Priority Information: International: B01J29/46;B01J37/04Applicant(s) Name: Chinese Petro-Chemical Co LtdAddress: Inventor(s) Name: Liu Zhijian;Liao Jianjun;Nie HongPatent Agency Code: 72001Patent Agent: xu shuAbstract A catalyst for preparing dimethylether by hydrogenating CO2 is prepared from active component (copper oxdie, zinc oxide, and activated carbon and/or alumine and/or zirconium oxide) and… Read More »

Catalyst for preparing dimethyl ether

Application Number: 00121547Application Date: 2000.08.11Publication Number: 1338331Publication Date: 2002.03.06Priority Information: International: B01J29/06;B01J29/14;B01J29/46;C07C41/01;C07C43/04Applicant(s) Name: Chinese Petro-Chemical Co LtdAddress: Inventor(s) Name: Liu Zhijian;Liao Jianjun;Nie HongPatent Agency Code: 72001Patent Agent: xu shuAbstract A catalyst for preparing dimethylether by hydrogenating CO2 is prepared from active component (copper oxide and zinc oxide) and zeolite carrier which may be H beta-zeolite… Read More »

Process for directly synthesizing dimethyl carbonate from CO2 and methanol in supercritical condition

Application Number: 00111405Application Date: 2000.01.01Publication Number: 1264698Publication Date: 2000.08.30Priority Information: International: C07C68/04;C07C69/96Applicant(s) Name: China Petro-Chemical Group Co.Address: Inventor(s) Name: Fang Dingye;Cao Fahai;Liu DianhuaPatent Agency Code: 31203Patent Agent: luo dachenAbstract A process for directly synthesizing dimethyl carbonate features that under the existance of catalyst which is the mixture of magnesium or potassium carbonate and iodomethane, the… Read More »

Method of producing dimethyl cyanamide

Application Number: 00121778Application Date: 2000.07.28Publication Number: 1282734Publication Date: 2001.02.07Priority Information: 1999/7/29 JP 214945/1999International: C07C261/04Applicant(s) Name: Mistubishi Gas Chemical Co., Ltd.Address: Inventor(s) Name: Hashimoto Toshihaku;Motoi TakashiPatent Agency Code: 11038Patent Agent: wu yihuaAbstract Cyanogen chloride and dimethylamine are reacted in a water/organic solvent system. The organic solvent is immiscible with water. After the completion of reaction, the… Read More »

Process for preparing dimethyl terephthalate

Application Number: 00112235Application Date: 2000.04.24Publication Number: 1320593Publication Date: 2001.11.07Priority Information: International: C07C67/08;C07C69/80Applicant(s) Name: Yizheng Chemical PlantAddress: Inventor(s) Name: Zhou Jun;Chen Baoming;Li ChenglinPatent Agency Code: 32106Patent Agent: xu biyuanAbstract A process for preparing dimethyl terephthalate features use of sulfate as catalyst and includes reaction of terephthalic acid, methanol and sulfate for 2-4 hr, vacuum evaporating to… Read More »

Process for preparing dimethyl silanyl urea

Application Number: 00122719Application Date: 2000.06.08Publication Number: 1288894Publication Date: 2001.03.28Priority Information: 1999/6/8 FR 99/07206International: C07F7/10Applicant(s) Name: Atophinar Inc.Address: Inventor(s) Name: D. Rifss;C. Ruping;G. DerifengPatent Agency Code: 72001Patent Agent: wang jihaoAbstract The invention relates to a process for manufacturing bis-silyl ureas which consists in reacting urea and a disilazane in an aliphatic nitrile and most particularly in… Read More »

Application of dimethyl sulfoxide in improving sensitivity of antibiotics to bacteria

Application Number: 00113470Application Date: 2000.05.31Publication Number: 1282577Publication Date: 2001.02.07Priority Information: International: A61K31/10;A61K47/20Applicant(s) Name: Chen XiaochuanAddress: Inventor(s) Name: Chen XiaochuanPatent Agency Code: 43108Patent Agent: zhang hanqinAbstract An application of dimethyl sulfoxide in 7 areas including to increase sensitivity of various antibiotics to bacteria is disclosed. Its advantages are stable quality, convenient application and high curative effect.… Read More »

Process for rectifying recovery of diluted dimethyl formamide liquid generated in synthesizing artificial leather by wet method

Application Number: 00125092Application Date: 2000.09.07Publication Number: 1282733Publication Date: 2001.02.07Priority Information: International: C07C231/24;C07C233/04Applicant(s) Name: Tianhui Synthetic Leather Factory, ShanghaiAddress: Inventor(s) Name: Jin Genlin;Zhu Liguo;Wang ShijunPatent Agency Code: 31113Patent Agent: chen zhiliangAbstract A wet process for rectifying recovery of dilute dimethyl formamide liquid generated in producing artificial leather features that the phase-change boiling distillation is used for… Read More »

Method for coproducing trichloromethane and N,N-dimethyl formyl amide with chlorine oil and dimethyl amine

Application Number: 00113641Application Date: 2000.08.24Publication Number: 1326925Publication Date: 2001.12.19Priority Information: International: C07C233/03;C07C19/04;C07C231/10;C07C17/00Applicant(s) Name: Zhuzhu Chemical Group Co., Ltd., Hunan Prov.Address: Inventor(s) Name: Le Xiaobing;Cao ZhuoPatent Agency Code: 43105Patent Agent: yan linzhiAbstract The production process features that dimethyl amine solution and the chlorine oil solution of chloral solution are made to react and the reaction product… Read More »

Catalyst for synthesizing dimethyl carbonate and its preparing process

Application Number: 00117793Application Date: 2000.06.21Publication Number: 1304790Publication Date: 2001.07.25Priority Information: International: B01J23/02;C07C68/00;C07C69/96Applicant(s) Name: Shanxi Inst of Coal Chemistry, Chinese Academy of SciencesAddress: Inventor(s) Name: Han Yizhuo;Chang Yanhong;Yang CaihongPatent Agency Code: 14001Patent Agent: wei shuweiAbstract A catalyst for synthesizing dimethyl carbonate is prepared from the alkali-earth metal carbonate through raising temp to 600-1000 deg.C at speed… Read More »

Catalyst for producing ammonia and dimethyl amine by decomposing unsym-dimethyl hydrazine

Application Number: 00110235Application Date: 2000.03.22Publication Number: 1314306Publication Date: 2001.09.26Priority Information: International: B01J23/44;C01C1/08;C06D5/04;C07C211/04Applicant(s) Name: Dalian Inst. of Chemical Physics, Chinese Academy of SciencesAddress: Inventor(s) Name: Lin Peizi;Luo Hongyuan;Ding YunjiePatent Agency Code: 21002Patent Agent: zhang chenAbstract The catalyst for decomposing unsym-dimethyl hydrazine to produce ammonia and dimethyl amine consists of main active component metal palladium in 0.1-30… Read More »

Process for pressure separation of mathanol and dimethyl carbonate azeotrope

Application Number: 00107115Application Date: 2000.04.17Publication Number: 1271721Publication Date: 2000.11.01Priority Information: International: C07C68/08;C07C69/96Applicant(s) Name: Fin Chemical Plant, Non-Ferrous Jintai Chemical Co., Ltd., TonglingAddress: Inventor(s) Name: Mei Zhiduo;Yin Fangxi;Yu NengzhiPatent Agency Code: 34105Patent Agent: ma yuanshengAbstract A process for the pressure separation of methanol-dimethyl carbonate azeotrope features that the pressure generated by material itself in pressure rectification… Read More »

Dimethyl ether blending and burning technology

Application Number: 00103920Application Date: 2000.03.01Publication Number: 1272525Publication Date: 2000.11.08Priority Information: International: C10L1/00Applicant(s) Name: Taiyuan Univ. of Science & EngineeringAddress: Inventor(s) Name: Yang Qingfo;Hu ZhenPatent Agency Code: 14101Patent Agent: pang jianyangAbstract A blending combustion technology with dimethyl ether, belonging to the field of the energy application development technology and the heat energy power and fuel technology,… Read More »

Carried heteropoly acid catalyst for preparing dimethyl ether by dewatering methanol and its preparing process

Application Number: 00102506Application Date: 2000.02.17Publication Number: 1308987Publication Date: 2001.08.22Priority Information: International: B01J32/00;B01J37/02;C07C41/09;C07C43/04Applicant(s) Name: Dongbei Normal UnivAddress: Inventor(s) Name: Qu Lunyu;Wang Shouguo;Wang YuanhongPatent Agency Code: 22202Patent Agent: liu yanjunAbstract A carried heteropoly acid catalyst for preparing dimethylether by dewatering methanol contains heteropoly acid (1-50 m%), gamma-Al2O3 (25-98.2 m%), TiO2 (0.1-20 m%) and La2O3 (0.1-5 m%), and… Read More »

Method for synthesising mixture of methanol and dimethyl ether from syngas

Application Number: 00101883Application Date: 2000.02.02Publication Number: 1270157Publication Date: 2000.10.18Priority Information: 1999/2/2 DK PA199900132International: C07C27/04;C07C31/04;C07C29/151;C07C43/04Applicant(s) Name: Haldor Topsoe A/SAddress: Inventor(s) Name: J. Hogard;B. VausPatent Agency Code: 72001Patent Agent: zhang yuanzhongAbstract An improved process for the production of a methanol and dimethyl ether mixture rich in DME from essentially stoichiometrically balanced synthesis gas by a novel combination… Read More »

75% DIMETHYL T (FERMENTA)

Product Name: 75% DIMETHYL T (FERMENTA) EPA Registration Number: 50534-28 Use: Agricultural Type: Herbicide Status: Not Registered ‡ Toxicity Statement: Fish Signal Word: Caution Precautionary Statement: Oral, Dermal & Inhalation Flammable: N Formulation: Powder Restricted: NONE Suspension Date: Not Available Nassau/Suffolk Use Allowed: Yes Initial Registration Date: 03/02/1987 AI Code Prefix Active Ingredient Name Percent… Read More »

75% DIMETHYL T

Product Name: 75% DIMETHYL T EPA Registration Number: 677-290 Use: Manufacturing Type: Herbicide Status: Not Registered ‡ Toxicity Statement: NONE Signal Word: Caution Precautionary Statement: Oral, Dermal & Inhalation Flammable: N Formulation: Granular Restricted: NONE Suspension Date: Not Available Nassau/Suffolk Use Allowed: Yes Initial Registration Date: 03/11/1986 AI Code Prefix Active Ingredient Name Percent of… Read More »