查询词典 Isopropyl

This paper mainly studies the synthesis of 2-Isopropyl-5-Methyl-2-Hexenal from the optimum reaction conditions of from self aldol condensation of Isovaleraldehy,with NaOH solution as the catalyst of the condensation.

本文以NaOH水溶液为催化剂，探讨了异戊醛Aldol缩合制备可可醛(2异丙基5甲基2己烯醛)的最佳反应条件：反应温度50℃、反应时间9h、催化剂NaOH水溶液的浓度2mol.L1、OH-/异戊醛为1/1，主产物可可醛的产率为92.2%。

The paper mainly refers to the thermal stabilities of three nitrates n-propyl nitrate (NPN, isopropyl nitrate and 2-ethylhexyl nitrate by using Infrared spectrum experiment, ARC and DSC.

本论文主要采用了红外光谱实验，加速度量热仪和差示扫描量热仪等手段研究三种硝酸酯（硝酸正丙酯NPN、硝酸异丙酯IPN、硝酸异辛酯EHN）的热安定性。

Bao'an District, Shenzhen City Powerchip electronic materials are the United States Global Soto Enterprise DC brand sole agent in China, jointly with the manufacturers franchise applied to printed circuit boards, liquid crystal display panel, light guide plates, film, precision printing, clean rooms, electronic semiconductor process of DC brand wheel manually clean dust, mechanical rollers, dust sticky paper, sticky paper dust, dust-free cloth, dust sticky mats, sticky rubber floor dust, isopropyl alcohol, ion Fan, paper / Wheel, Block and sticky dust drum accessories, such as Static and surrounding clean room supplies.

深圳市宝安区力晶电子材料是美国Global Soto Enterprise DC品牌中国独家代理商，与厂家联手专营应用于印制电路板、液晶显示面板、导光板、软片、精密印刷、无尘室、电子半导体制程的DC品牌手动清洁除尘滚轮，机械滚轮、粘尘纸卷，粘尘纸本、无尘擦拭布、粘尘垫、粘尘地板胶、异丙醇、离子风机、纸本/滚轮座及粘尘滚筒配件等防静电产品及无尘室周边耗材。

The major occupational hazards factors in printing ink were benzene, toluene, xylene, ethylbenzene, solvent gasoline, methanol, alcohol, isopropyl alcohol, ethyl acetate, butyl acetate, butyl acetate, dichloromethane, etc. 10 of 1224 samples (0.82%) exceeded the national occupational health standards.

印刷油墨中存在的职业病危害因素种类主要有苯、甲苯、二甲苯、乙苯、溶剂汽油、甲醇、乙醇、异丙醇、乙酸乙酯、乙酸丁酯、二氯甲烷等，检测样品总数1224件，超标样品数10件，超标率为0.82%。

It is made generally with mixed salt of triethanolamine and ammonium hydroxide, twelve-acid isopropyl alcohol amides, for malde-hyde, polyvinyl chloride, wool oil, spice, pigment and water as raw materials.

一般采用硫酸脂肪醇的乙三醇胺与氢氧化胺的混合盐、十二酸异丙醇酰胺、甲醛、聚氧乙烯、羊毛脂、香料、色料和水作为原料。

We select the polyamide resins, the polyurethane resin mixed with isopropyl alcohol and ethyl acetate component solvent, form the plastic printing ink of non-benzene solvent, use the IGT printability meter, the transmission density meter, the magnetic force mixer and many kinds of measuring instrument, measure the sample printing ink printed on the commonly used package printing film. The performance, the printability and the color characteristic of non-benzene solvent ink for plastic film printing were researched with the development printing ink sample.

结合与之相适应的树脂、颜料和助剂，开发研制了以聚酰胺树脂、聚氨酯树脂与醇、酯混合溶剂形成油墨连结料的无苯型塑料凹印油墨，并结合塑料凹印工艺要求，采用IGT印刷适性仪、透射密度仪、磁力搅拌器等多种测试仪器，通过对各种包装常用承印材料及样品油墨的测试，探讨了研制油墨样品的性能、印刷适性和颜色特性。

Optical cleaning industry: LC-841; TL-100; TE-303; LH-8500; LPW-1; P3 wash Lilongwe HS; APX; S-11; S-16; SF-30C; FF-390C; NO.200 ; Shell isopropyl alcohol; degreasing powder; In addition to La-water; original oil soap; ALTINE.

光学行业清洗：LC-841；TL-100；TE-303；LH-8500；LPW-1；P3洗利隆HS；APX；S-11；S-16；SF-30C；FF-390C；NO.200；壳牌异丙醇；除油粉；除腊水；原装枧油；ALTINE。

The Company perennial operating a variety of organic chemical raw materials, varieties include: methanol, ethanol, ethylene glycol, n-butyl alcohol, isobutyl alcohol, isopropyl alcohol, acetic acid, vinyl acetate, acetic acid acetate, acetic acid small lipid , styrene, toluene, phthalic anhydride, xylene, acetone, butanone, cyclohexanone, DMF, sulfuric acid, methyl isobutyl ketone, glycol ether, three toluene, octyl resin, melamine, etc. and so on.

本公司常年经营各种有机化工原料，品种有：甲醇、乙醇、乙二醇、正丁醇、异丁醇、异丙醇、冰醋酸、醋酸乙烯、醋酸乙脂、醋酸丁脂、苯乙烯、甲苯、苯酐、二甲苯、丙酮、丁酮、环己酮、DMF、硫酸、甲基异丁基酮、乙二醇丁醚、三甲苯、二辛脂、三聚氰胺，等等。

I for Hong Kong and Taiwan-owned business enterprises in the chemical industry more than twenty years of marketing, agent distribution Chemical famous brand, the main service items are as follows: methanol, ethanol, ethylene glycol, n-butyl alcohol, isobutyl alcohol, isopropyl alcohol, ice acetic acid, vinyl acetate, acetic acid acetate, acetic acid Ding resin, styrene, toluene, phthalic anhydride, xylene, acetone, butanone, cyclohexanone, DMF, sulfuric acid, methyl isobutyl ketone, glycol ether, three toluene, octyl resin, melamine, and so on.

我公司为港台商独资企业，于化工行业行销二十余年，代理经销国外著名化工品牌，主要服务项目如下：甲醇、乙醇、乙二醇、正丁醇、异丁醇、异丙醇、冰醋酸、醋酸乙烯、醋酸乙脂、醋酸丁脂、苯乙烯、甲苯、苯酐、二甲苯、丙酮、丁酮、环己酮、DMF、硫酸、甲基异丁基酮、乙二醇丁醚、三甲苯、二辛脂、三聚氰胺，等等。

The company operating a variety of perennial organic chemical raw materials, varieties include: methanol, ethanol, ethylene glycol, n-butyl alcohol, isobutyl alcohol, isopropyl alcohol, acetic acid, vinyl acetate, acetic acid acetate, acetic acid Ding resin, styrene, toluene , phthalic anhydride, xylene, acetone, butanone, cyclohexanone, DMF, sulfuric acid, methyl isobutyl ketone, glycol ether, mesitylene, octyl resin, melamine.

本公司常年经营各种有机化工原料，品种有：甲醇、乙醇、乙二醇、正丁醇、异丁醇、异丙醇、冰醋酸、醋酸乙烯、醋酸乙脂、醋酸丁脂、苯乙烯、甲苯、苯酐、二甲苯、丙酮、丁酮、环己酮、DMF、硫酸、甲基异丁基酮、乙二醇丁醚、三甲苯、二辛脂、三聚氰胺。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。