Tag Archives: ACID

Nucleic acid target molecule parllel screening and amplification method

Application Number: 00110882Application Date: 2000.02.04Publication Number: 1285413Publication Date: 2001.02.28Priority Information: International: C12Q1/68Applicant(s) Name: Wu ChangAddress: Inventor(s) Name: Wu Chang;Wu MingPatent Agency Code: 00000Patent Agent: Abstract The present invention celates to a nucleic acid target molecule parallel screening and amplification method, and is characterized by that before screening, making the nucleic acid molecule in nucleic acid… Read More »

Palladium-carbon catalyst on-line regeneration method for terephthalic acid production apparatus

Application Number: 00112558Application Date: 2000.09.20Publication Number: 1285341Publication Date: 2001.02.28Priority Information: International: B01J23/44;B01J23/86;C07C51/47;C07C63/26Applicant(s) Name: Yangzi Petrochemical Co., Ltd., China Petrochemical Corp.Address: Inventor(s) Name: Li Weixin;Bo Zhengfeng;Qian ZhimaoPatent Agency Code: 32204Patent Agent: huang jiadongAbstract The on-line regeneration method of palladium-carbon catalyst in terephthalic acid production equipment is characterized by that firstly, changing material for water, running for… Read More »

Process for preparing thermoplastic elastomer modified by maleic acid anhydride graft

Application Number: 00114938Application Date: 2000.03.16Publication Number: 1263897Publication Date: 2000.08.23Priority Information: International: C08F255/00Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Huang Hua;Zhang Xiangfu;Zhang YinxiPatent Agency Code: 31201Patent Agent: luo yinpeiAbstract A process for preparing the thermoplastic elastomer modified by graft with maleic acid anhydride includes the steps of uniformly mixing mixed trigger, thermoplastic elastomer (or the one… Read More »

Solid phosphoric acid catalyst for olefine oligopolymerization or hydrocarbylation

Application Number: 00116525Application Date: 2000.06.15Publication Number: 1328876Publication Date: 2002.01.02Priority Information: International: B01J29/83;C07C2/18Applicant(s) Name: China Petro-Chemical Corp.Address: Inventor(s) Name: Yuan Meiqing;Xu Jing;Yao YapingPatent Agency Code: 31102Patent Agent: zhang huimengAbstract The present invention relates to a solid phosphoric acid catalyst for olefinic oligopolymerization or hydrocarbylation, and mainly is aimed at solving the defect of the previous solid… Read More »

Method for prepn. of N-phosphonyl methyl amino carboxylic acid

Application Number: 00118844Application Date: 2000.06.17Publication Number: 1288009Publication Date: 2001.03.21Priority Information: 1994/7/1 US 08/269722; 1995/4/26 US 08/428972International: C07F9/38Applicant(s) Name: Monsanto Co.Address: Inventor(s) Name: B. K.-M. Cheng;J.R. Ebunar;M.K. SternPatent Agency Code: 72001Patent Agent: tan mengshengAbstract A process for preparing N-hydroxyalkylaminomethylphosphonic acid or salts thereof which comprises contacting an alkanolamine, formaldehyde and a trialkyl phosphite under suitable reaction… Read More »

Purification of alkyl sulfonic acid

Application Number: 00122544Application Date: 2000.07.27Publication Number: 1284499Publication Date: 2001.02.21Priority Information: 1999/7/27 FR 99/09712International: C07C303/44;C07C309/01Applicant(s) Name: AtofinazAddress: Inventor(s) Name: C.GanstPatent Agency Code: 72001Patent Agent: lu xinhuaAbstract In order to reduce the content of sulphuric acid in an alkanesulphonic acid, an aqueous solution of the latter is brought into contact with a basic anion-exchange resin.The invention relates… Read More »

2', 3'-O-isopropylidennucleoside 5'-thiophosphamino acid ester compound

Application Number: 00124565Application Date: 2000.09.22Publication Number: 1291615Publication Date: 2001.04.18Priority Information: International: A61K31/7068;A61K31/7072;A61P31/12;A61P31/18;A61P35/00;C07H19/10;C07H19/20Applicant(s) Name: Qinghua UnivAddress: Inventor(s) Name: Zhao Yufen;Miao Zhiwei;Han BoPatent Agency Code: 11201Patent Agent: luo wenqunAbstract A 2',3'-O-isopropylidennucleoside 5'-thiopho sphamino acid methyl ester compound is synthesized through dissolving thiophasphoryl chloride in tetrahydrofuran, adding amino acid methyl ester hydrochloride, dropping 2'3'-O-isopropyliden uridine, dropping acid capture,… Read More »

Method for preparing medicine containing substitution pyridyl dihydric heptene acid or it salt

Application Number: 00127089Application Date: 2000.09.08Publication Number: 1329888Publication Date: 2002.01.09Priority Information: 1990/12/14 DE P4040026.3; 1991/7/31 IT MI91A002125International: A61K31/44;A61P3/06;A61P9/10Applicant(s) Name: Bayer AG.Address: Inventor(s) Name: R. Angbor;P. Fe;W. HuschPatent Agency Code: 72001Patent Agent: zhong shouqiAbstract The invention relates to a medical composition containing substituted pyridyl-dihydroxy-heptenoic acid of the formula and its salts, if desired in an isomeric form,… Read More »

Polypeptide-human amino acid hydroxylase 60 and polynucleotide for coding said polypeptide

Application Number: 00111543Application Date: 2000.01.26Publication Number: 1307112Publication Date: 2001.08.08Priority Information: International: A61K38/44;C07K16/40;C12N9/04;C12N15/53;C12N15/63;C12Q1/26;C12Q1/68Applicant(s) Name: Bodao Gene Tech. Co., Ltd., ShanghaiAddress: Inventor(s) Name: Mao Yumin;Xie YiPatent Agency Code: 00000Patent Agent: Abstract The present invention discloses one new kind of polypeptide, human amino acid hydroxylase 60, polynucleotides encoding this polypeptide and DNA recombination process to produce the polypeptide.… Read More »

Process for preparing phenol from benzoic acid and recovering useful substances

Application Number: 00113412Application Date: 2000.05.08Publication Number: 1296938Publication Date: 2001.05.30Priority Information: International: C07C37/01;C07C37/58;C07C39/04Applicant(s) Name: Hunan UnivAddress: Inventor(s) Name: Wu Xingan;Liu HuiqinPatent Agency Code: 43008Patent Agent: zhao hongAbstract A process for preparing phenol from benzoic acid features that the benzoic acid is catalytically oxidized at 140-260 deg.C and 0.01-0.1 MPa in the presence of Cu salt as… Read More »

Human glucuronic acid transferase protein and its code sequence

Application Number: 00115370Application Date: 2000.04.11Publication Number: 1267733Publication Date: 2000.09.27Priority Information: International: C07K16/40;C12N9/10;C12N15/54;C12N15/63;C12Q1/48Applicant(s) Name: Southern Research Center, National Human Gene GroupAddress: Inventor(s) Name: Li Nenggan;Xiao Huasheng;Liu FengPatent Agency Code: 31200Patent Agent: lu feiAbstract The present invention provides one new kind of human hGATase-s protein expressed in human body's hemopoietic stem cell and its code sequence. The… Read More »

Nucleic acid molecular probe for identifying blue-green alga and method

Application Number: 00117241Application Date: 2000.07.07Publication Number: 1275717Publication Date: 2000.12.06Priority Information: International: C07H21/04;C12Q1/68;G01N33/53;G01N33/569Applicant(s) Name: Zhongshan Univ.Address: Inventor(s) Name: Chen Yueqin;Zhou Hui;Qu LiangguPatent Agency Code: 44200Patent Agent: lin canzhiAbstract The present invention provides cyanophycean rDNA spacer nucleotide sequence and nucleic acid molecular probe originated from said sequence, and the method for identifying cyanophyte by using said probe.… Read More »

New polypeptide-human repeated protein 42.57 containing tryptophan-aspartic acid and polynucleotide for encoding such polypeptide

Application Number: 00119648Application Date: 2000.08.21Publication Number: 1339463Publication Date: 2002.03.13Priority Information: International: A61K31/7088;A61K38/16;A61K38/17;A61K39/395;A61P7/00;A61P31/00;A61P31/18;A61P35/00;A61P37/00;C07H21/00;C07K14/00;C07K14/435;C07K16/00;C07K16/18;C12N15/10;C12N15/11;C12N15/12;C12N15/63;C12N15/64;C12P21/00;C12Q1/68;G01N33/68Applicant(s) Name: Bode Gene Development Co., Ltd., ShanghaiAddress: Inventor(s) Name: Mao Yumin;Xie YiPatent Agency Code: 00000Patent Agent: Abstract The present invention dislcoses a new kind of polypeptide, human repeated protein 42.57 containing tryptophan-aspartic acid, polynucleotides for encoding this polypeptide and DNA recombination process to… Read More »

Application of inorganic acid

Application Number: 00123010Application Date: 2000.09.21Publication Number: 1343757Publication Date: 2002.04.10Priority Information: International: C10G17/02Applicant(s) Name: Jinzhou Petroleum Additives Co LtdAddress: Inventor(s) Name: Jiang Lili;Jiang ZhenyuPatent Agency Code: 00000Patent Agent: Abstract The superphosphoric acid can be directly used as the denitrifying agent of the basic oil of lubricating oil, aviation kerosene and diesel oil. Its advantages include high… Read More »

Polypeptide-protein 10.89 containing biopterin-dependent aromatic amino acid hydroxylase characteristics and polynucleotide for coding it

Application Number: 00125236Application Date: 2000.09.19Publication Number: 1343780Publication Date: 2002.04.10Priority Information: International: A61K38/44;C07K16/40;C12N9/02;C12N15/53;C12N15/63;C12Q1/26;C12Q1/68Applicant(s) Name: Bode Gene Development Co Ltd, ShanghaiAddress: Inventor(s) Name: Mao Yumin;Xie YiPatent Agency Code: 00000Patent Agent: Abstract A novel polypeptide-protein 10.89 containing biopterin-dependent aromatic amino acid hydroxylase characteristics, the polynucleotide for coding it, the process for preparing the said polypeptide by DNA recombination,… Read More »

Process for synthesizing 4,4'-diamino diphenylethene-2,2'-disulfonic acid

Application Number: 00112135Application Date: 2000.03.13Publication Number: 1313279Publication Date: 2001.09.19Priority Information: International: C07C303/06;C07C309/14Applicant(s) Name: Nanjing Science and Engineering UnivAddress: Inventor(s) Name: Lu Chunxu;Cai Chun;Huang XiaoboPatent Agency Code: 32203Patent Agent: zhu xianguoAbstract A process for synthesizing 4,4'-diaminodiphenyl ethene-2,2'-disulfonic acid includes such steps as sulfonating reacting where SO3 (raw material) replaces fuming sulfuric acid, oxidizing reacting with composite… Read More »

Short-path molecular distillation process for refining lactic acid

Application Number: 00114432Application Date: 2000.03.20Publication Number: 1270953Publication Date: 2000.10.25Priority Information: International: C07C51/44;C07C59/08Applicant(s) Name: Minzu Chemical Co., Ltd., Guangshui City, Hubei Prov.Address: Inventor(s) Name: Zhang Jinbin;Liang Tingde;Wang WeiPatent Agency Code: 42102Patent Agent: li shuangquanAbstract A molecular distillation technology of this invention includes the following basic technological process: 1) heating distillation of lactic acid solution with 30-80%… Read More »

5,6-diamino-1,3-naphthalenedisulfonic acid and its preparing method and use

Application Number: 00116078Application Date: 2000.10.13Publication Number: 1290694Publication Date: 2001.04.11Priority Information: International: C07C303/22;C07C309/17Applicant(s) Name: Wuhan Univ.Address: Inventor(s) Name: Zhang Zhimin;Qian Fang;Qiu XiaoqunPatent Agency Code: 42200Patent Agent: kang dunmengAbstract The persent invention discloses a new compound, named 5, 6-diamino-1, 3-naphthalenedisulfonic acid, and its preparation process and use. During its preparation, phenyamine is first diacotized by strong acid… Read More »

Method for obtaining recoverable sulphocompounds from waste acid liquid stream

Application Number: 00117695Application Date: 2000.05.30Publication Number: 1276339Publication Date: 2000.12.13Priority Information: 1999/6/3 US 60/137,288International: A62D3/00;B05B7/00;C01B17/52;C01B17/69Applicant(s) Name: Rohm & Haas Co.Address: Inventor(s) Name: C. A. Daft;C. R. WhitePatent Agency Code: 11038Patent Agent: chen jizhuangAbstract This invention relates to a process for generating recoverable sulfur containing compounds from a spent acid stream. The process utilizes a spray nozzle… Read More »

Acid aluminium shapes polishing agent containing hydrofluoric acid

Application Number: 00120635Application Date: 2000.12.28Publication Number: 1361220Publication Date: 2002.07.31Priority Information: International: C09G1/18Applicant(s) Name: Wu JialongAddress: Inventor(s) Name: Wu JialongPatent Agency Code: 51100Patent Agent: jiang xiaopingAbstract The acid aluminum shapes polishing agent containing hydrofluoric acid consists of 95 wt% concentration sulfuric acid 5-20 wt%, 30 wt% concentration hydrofluoric acid 5-17 wt%, additive 1-5 wt% and water… Read More »

Process for preparing quinolone carboxylic acid

Application Number: 00123446Application Date: 2000.08.16Publication Number: 1338455Publication Date: 2002.03.06Priority Information: International: C07D215/56Applicant(s) Name: Luyuan Industry Co Ltd, DalianAddress: Inventor(s) Name: Wang Yuncai;Chen Rongye;Dong ZhijunPatent Agency Code: 11219Patent Agent: wang dazuoAbstract A process for preparing quinolone carboxylic acid is disclosed. Its formula consists of 4 groups, of which R1 consists of H, halide molecules and amino-group;… Read More »

New lactic acid fungus preparation having biological purifying activity

Application Number: 00126203Application Date: 2000.08.24Publication Number: 1339301Publication Date: 2002.03.13Priority Information: International: A61K35/74;A61P1/14Applicant(s) Name: BHPH Co., LtdAddress: Inventor(s) Name: Qin Shizhong;Maruoka ToshiyukiPatent Agency Code: 72002Patent Agent: lin xiaogongAbstract The present invention relates to a kind of lactic acid bacteria preparation including pure live lactobacillus cell and live or dead rectum coccus capable of reducing triglyceride and/or… Read More »

Central identifying for nucleic acid samples and method for result feedback

Application Number: 00110906Application Date: 2000.02.24Publication Number: 1280299Publication Date: 2001.01.17Priority Information: International: G01N33/50;G06F19/00Applicant(s) Name: Wu ChangAddress: Inventor(s) Name: Wu Chang;Wu MingPatent Agency Code: 00000Patent Agent: Abstract The method features that the nucleic acid sample is first taken by the hospital with a sampling device obtained from the identifying department and then identified by the identifying department.… Read More »

Method of scaling in phthalic acid oxidizing and drying machine

Application Number: 00112559Application Date: 2000.09.20Publication Number: 1287112Publication Date: 2001.03.14Priority Information: International: C07C51/265;C07C63/26Applicant(s) Name: Yangzi Petrochemical Co., Ltd., China Petrochemical Group Corp.Address: Inventor(s) Name: Xing Jianliang;Zhang Jingman;Yang ShengdongPatent Agency Code: 32204Patent Agent: huang jiadongAbstract One additional 1.0 MPa pressure steam pipe is installed. When some scale is formed and after closing the original 0.5 MPa steam… Read More »

New polypeptide-human excitatory amino acid transport protein 12 and polynucleotide for coding such polypeptide

Application Number: 00115033Application Date: 2000.03.22Publication Number: 1314389Publication Date: 2001.09.26Priority Information: International: A61K31/7088;A61K38/16;A61K38/17;A61K39/395;A61P7/00;A61P31/00;A61P31/18;A61P35/00;A61P37/00;C07H21/00;C07K14/00;C07K14/435;C07K16/00;C07K16/18;C12N15/10;C12N15/11;C12N15/12;C12N15/63;C12N15/64;C12P21/00;C12Q1/68;G01N33/68Applicant(s) Name: Bode Gene Development Co., Ltd., ShanghaiAddress: Inventor(s) Name: Mao Yumin;Xie YiPatent Agency Code: 00000Patent Agent: Abstract The present invention discloses a new kind of polypeptide, human excitatory amino acid transport protein 12, polynucleotides for encoding this polypeptide and DNA recombination process to… Read More »

Preparation method of solid phosphoric acid catalyst for olefine oligopolymerization or hydrocarbylation

Application Number: 00116526Application Date: 2000.06.15Publication Number: 1328877Publication Date: 2002.01.02Priority Information: International: B01J29/83;C07C2/08Applicant(s) Name: China Petor-Chemical Corp.Address: Inventor(s) Name: Yao Yaping;Xu Jing;Yuan MeiqingPatent Agency Code: 31102Patent Agent: zhang huimengAbstract The present invention relates to a preparation method of solid phosphoric acid catalyst for olefinic oligopolymerization or hydrocarbylation, and mainly is aimed at solving the defects of… Read More »

Method for producing carboxylic acid and alcohol

Application Number: 00118866Application Date: 2000.06.16Publication Number: 1280119Publication Date: 2001.01.17Priority Information: 1999/6/16 JP 169331/99International: C07C27/02;C07C51/09Applicant(s) Name: Kuraray Co., Ltd.Address: Inventor(s) Name: Yanagawa Masatoshi;Watanabe Kazunori;Nakahara AgaoPatent Agency Code: 72001Patent Agent: yang liqinAbstract A method of obtaining carboxylic acid and alcohol, wherein a liquid which contains a carboxylic acid ester is fed into a hydrolysis reactor filled with… Read More »

Preparation process of N-amino-1-hydroxyalkylene-1,1-diphosphonic acid

Application Number: 00122566Application Date: 1994.08.24Publication Number: 1308082Publication Date: 2001.08.15Priority Information: 1993/8/25 US 08/111751; 1994/8/4 US 08/286151International: C07F9/6571Applicant(s) Name: Merck & Co., Inc.Address: Inventor(s) Name: R.R. Dorr;L. Dimichele;M. PHotelanPatent Agency Code: 72001Patent Agent: zhong shouqiAbstract The present invention relates to the compound of fomula I and methods for manufacturing, wherein all symbles are described in the… Read More »

Regeneration source for lead acid accumulator and productive method thereof

Application Number: 00124597Application Date: 2000.09.25Publication Number: 1346163Publication Date: 2002.04.24Priority Information: International: H01M10/42;H01M10/54Applicant(s) Name: Gao YuliangAddress: Inventor(s) Name: Gao Yuliang;Feng ShilinPatent Agency Code: 13103Patent Agent: wang yonggongAbstract The composition of regeneratino source of lead-acid battery contains (wt%) 1-4% of phosphoric acid, 1.5-8% of calcium phosphate, 0.5-4% of carbonic acid, 6-26% of tartaric acid, 3-5% of EOTA,… Read More »

Process for preparing carboxylic acid

Application Number: 00127092Application Date: 2000.09.12Publication Number: 1312246Publication Date: 2001.09.12Priority Information: 1999/4/4 DE 19613550.8International: C07D239/78Applicant(s) Name: Bayer AGAddress: Inventor(s) Name: U. Muler;P. Ecandodge;R. GrusmannPatent Agency Code: 72001Patent Agent: tan mengshengAbstract The invention relates to new pyrimido [1,2-a] indoles produced in the reaction between duly substituted derivatives of the phenylacetic acid and phenylglycinols. They can be used… Read More »