最新美国化学专利(公布于：20091203)？ 1 US20090299116 POLYOLEFIN SOLUTION POLYMERIZATION PROCESS AND POLYMER A catalyst composition comprising a zirconium complex of a polyvalent aryloxyether and a polymerization processes employing the same, especially a continuous, solution polymerization of ethylene and one or more C3-30 olefins or 2 US20090299117 Diisobutylene process This invention is a process for producing diisobutylene from isobutylene. The process comprises first contacting a sulfonic acid resin with a reaction feed comprising isobutylene and tertiary butyl alcohol to produce a product stream compr 3 US20090299114 SELECTIVE HYDROGENATION PROCESS AND CATALYST A supported catalyst for selective hydrogenation of acetylenes comprising 3-15 wt. % Ni promoted with 0.005-0.2 Pd on a support. The catalyst is prepared by depositing nickel promoted with palladium on a support, containing one or more opt 4 US20090299113 PROCESS FOR PREPARING ALKANE LIQUIDS FOR USE IN IMMERSION LITHOGRAPHY A method for purifying liquid alkanes, especially dicyclic alkanes, for use in immersion lithography is provided. The method produces alkanes having absorbance at 193 nm of .ltoreq.0.1/cm, and residue of .ltoreq.100 ppm. The liquid alkane 5 US20090299111 (ALKYLPHENYL) ALKYLCYCLOHEXANE AND METHOD FOR PRODUCING (ALKYLPHENYL) ALKYLCYCLOHEXANE OR ALKYLBIPHENYL=烷基环己烷以及生产(烷基苯)烷基环己烷或烷基联苯的的方法 The invention provides a method for producing an (alkylphenyl)alkylcyclohexane, including a step of condensing an alkylbenzene with an alkylcyclohexene or an alkylcyclohexanol in the presence of an acid catalyst, and (alkylphenyl)alkylcycl 6 US20090299108 CATALYTIC ADDITION OF HYDROFLUOROCARBONS TO FLUOROOLEFINS=氢氟碳催化加成制造氟烯烃的工艺 A process is disclosed for making RR1R2CCR1R2F wherein R is selected from the group consisting of CH3, CH2F, C2H4F, and F(CF2)nCH 7 US20090299107 PROCESS FOR DEHYDROCHLORINATING 1,1,1,2-TETRAFLUORO-2-CHLOROPROPANE TO 2,3,3,3-TETRAFLUOROPROPENE IN THE PRESENCE OF AN ALKALI METAL-DOPED MAGNESIUM OXYFLUORIDE CATALYST AND METHODS FOR MAKING THE CATALYST=以碱金属掺杂的氟氧化镁为催化剂, 1，1，1，2-四氟- 2-氯 丙烷脱氯化氢转化为 2,3,3,3- 四氟丙烯 以及制造该催化剂的方法 A process for making a fluorinated olefin=氟化烯烃制造的方法. The process has the step of dehydrochlorinating a hydrochlorofluorocarbon having at least one hydrogen atom and at least one chlorine atom on adjacent carbon atoms in the presence of a catalytical 8 US20090299106 HIGHLY ENERGY-PRODUCING COMPOUND=高能化合物 A highly energy-producing compound which can be used, for example, as an explosive, propellant, oxidant and the like, and which includes an alkyne unit in which at least one hydrogen atom has been replaced by a trinitromethyl --C(NO2< 9 US20090299104 CATALYST FOR PARTIAL OXIDATION OF OLEFIN, PREPARATION METHOD THEREOF, AND PROCESS FOR PREPARING ALKYLENE OXIDE A catalyst for partial oxidation of olefin, which comprises silver or silver oxide and an alkali metal or a compound thereof supported on an .alpha.-alumina carrier containing silicon or a compound thereof, wherein the silicon or the compo 10 US20090299105 HYDROGENATION CATALYST FOR CARBONYL GROUP, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING UNSATURATED ALCOHOL BY USING SUCH CATALYST Provided are a hydrogenation catalyst for carbonyl groups which can produce an unsaturated alcohol by hydrogenating an unsaturated carbonyl compound with high selectivity by a simple process at low cost, a method of efficiently producing t 11 US20090299102 APPARATUS AND METHOD FOR CARRYING OUT MULTIPLE REACTIONS The invention provides methods and an apparatus useful for site-isolating reagents or catalysts during chemical reactions. The methods and apparatus are useful for carrying out cascade or domino reactions. 12 US20090299103 Reagent for Organic Synthesis and Method of Organic Synthesis Reaction with the Reagent A reagent for organic synthesis with which a chemical reaction can be conducted in a liquid phase and unnecessary compound(s) can be easily separated at low cost from the liquid phase after completion of the reaction. The reagent for organ 13 US20090299101 Transition Metal Cluster Catalyst =过度金属簇催化剂 The present invention provides a catalyst, which has enough catalytic activity as a transition metal particle catalyst including platinum family and the like, is easily separable from products, is reusable and is easily prepared. To prepar 14 US20090299099 HYDROFORMYLATION CATALYSTS=加氢醛化反应催化剂 This invention is directed to a class of compounds that can be both monodentate and bidentate in their association with a transition metal to form a catalyst for reactions such as the hydroformylation of olefins to produce aldehydes. The c 15 US20090299095 Method for production of aqueous (meth)acrylic acid =水合(甲基)丙烯酸的制造方法 The present invention relates to recovery of aqueous (meth)acrylic acid by condensation of a (meth)acrylic acid-containing stream to produce aqueous (meth)acylic acid having a higher concentration of (meth)acrylic acid and a lower concentr 16 US20090299094 PROCESS FOR PRODUCING ALPHA, BETA-UNSATURATED CARBOXYLIC ACID =α，β-不饱和羧酸的生产工艺 Disclosed is a method for producing an .alpha.,.beta.-unsaturated carboxylic acid by oxidizing an olefin or an .alpha.,.beta.-unsaturated aldehyde in a liquid phase in the presence of a noble metal catalyst, which can ensure operational sa 17 US20090299093 Preparation of Gamma-Amino Acids Having Affinity for The Alpha-2-Delta Protein=具有亲合α-2-δ 蛋白质的γ-氨基酸的制备 Disclosed are materials and methods for preparing optically active .gamma.-amino acids of Formula 1, ##STR00001##which bind to the alpha-2-delta (.alpha.2.delta.) subunit of a calcium channel. 18 US20090299092 Carbonylation Process 羰基化作用法 A process for the carbonylation of an alcohol and/or reactive derivative thereof, in which one or more reaction zone feed streams are fed to a reaction zone in which exothermic carbonylation takes place to produce one or more product strea 19 US20090299090 Method for production of purified (meth)acrylic acid =(甲基)丙烯酸精制的方法 The present invention relates to reducing corrosion of distillation equipment during azeotropic distillation of (meth)acrylic acid in the presence of dissolved copper, by providing aqueous (meth)acrylic acid having not more than 0.1% by we 20 US20090299089 METHOD FOR PRODUCING OPTICALLY ACTIVE 3-AMINOCARBOXYLIC ACID ESTERS-产生光学方活性的3-氨基羧酸酯 的方法 The invention relates to a method for producing optically active 3-aminocarboxylic acid ester compounds. According to said method, an enantiomer mixture of a mono-N-acylated 3-aminocarboxylic acid ester, which mixture was previously enrich 21 US20090299088 PROCESSES AND INTERMEDIATES FOR THE PREPARATIONS OF PROSTAGLANDINS- 前列腺素 中间体的制备方法 The present invention provides novel processes for the preparation of a cyclopentanone of Formula II and a lactone of Formula I, which are useful in the production of prostaglandins: ##STR00001##wherein Z, R2, R3, X 22 US20090298958 Fischer Tropsch Process -费托合成反应工艺 The present invention relates to a process for converting synthesis gas to hydrocarbons, in particular to hydrocarbons in the C5-C60 range particularly suitable for use as liquid motor fuels, in a slurry reactor in the presence of a Fische 23 US20090298957 METHOD AND INSTALLATION FOR COMBINED PRODUCTION OF HYDROGEN AND CARBON DIOXIDE -氢和二氧化碳的化合方法和装置The invention concerns a method for combined production of hydrogen and carbon dioxide from a mixture of hydrocarbons wherein the residual PSA is treated to produce a carbon dioxide-enriched fluid,查看更多2个回答 . 5人已关注
Pumpage是什么意思? Non-corrosive pumpage Fill pump with pumpage to the highest level possible. 泵对非腐蚀性介质的抽送量，抽送能力； 按泵的抽送能力使其内充满介质可能达到最佳的工作状态。查看更多15个回答 . 2人已关注
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