查询词典 propanediol

The 1,3-propanediol, which forms the raw material for PTT fibres, is normally produced by chemosynthesis.

1，3丙二醇，形成公共交通总站纤维为原料，通常是由化学合成生产。

It was regarded as being widely used chemical indudstry material in 21 century and more and more researchers pay attention to that.At present, the primary method to produce 1,3-propanediol is chemosynthesis method.

目前生产1，3—丙二醇的方法主要是化学法，由于化学法生产成本高，且对环境污染大，因此微生物法生产1，3—丙二醇成为当前研究的热点。

Under the above conditions the yield of cyclohexanone 1, 2-propanediol ketal is 98.21%.

在此条件下，环己酮1， 2-丙二醇缩酮收率达到98.21%。

The spherical , monodispersed , ultrafine cobalt powder with a face centered cubic structure and a size less than lum were synthesized by the reduction of tetra hydrated in glycol or 1,2-propanediol.

经(来源：A0eBccccC论文网www.abclunwen.com)过探索实验和正交实验，找出最佳制备工艺，制备出晶粒尺寸小于1um，具有面心立方晶体结构且分散性较好的球形的超细钴粉。

Tea tree oil, grape seed oil, olive oil, amino acids surfactant, E vitamin E, maltodextrin, propanediol

茶树油、葡萄籽油、橄榄油、氨基酸活性剂、维生素、麦芽糊精、丙二醇。

Wheat embryo extract, Chamomile extract, collagan, Hyaloplasmic acid, squalane, propanediol, Glycerin, E vitamin E, Acetate, Allantoin, Alligator pear oil, Aloe extracted liquid, Maltodextrin

小麦胚芽提取物、洋甘菊提取物、胶原蛋白、透明质酸、角鲨油、十六醇、丙二醇、二甲基硅氧烷、甜杏仁油、甘油、维生素、醋酸酯、尿囊素、鳄梨油、霍霍巴油、芦荟萃取液、麦芽糊精、红没药醇。

The bactericidal performance of Tetrakis Hydroxymethyl Phosphonium Sulfate, 2-Bromo-2-nitro-1.3-Propanediol and formalin was studied in a carrier quantitative germicidal test.

通过载体定量试验对四羟甲基硫酸磷、溴硝醇和甲醛溶液的杀菌效果进行测定。

By using ethanol precipitative pretreatment and rectification patent technology,the product 1,3-propanediol with purity of 99% had been harvested,the seperation yield of 1,3-propa...

采用发酵液醇沉预处理、再精馏的专利技术可分离得到纯度大于99%的1，3-丙二醇产品，分离收率大于85%，产品质量达到了聚对苯二甲酸丙二酯聚合反应的要求。

With experimental condition optimizing, 1,3- dicloro- 2- propanol、2,3 - dicloro- 1 - propanol and 3 - monochlore-1,2 - propanediol can be detected simultaneously by the method.

通过对实验条件的优化，可以同时测定调味品中的1，3-二氯-2-丙醇、2，3-二氯-l-丙醇和3-氯-l，2-丙二醇，检出限为0.01mg/kg，并将其应用到实际样品的检测中，取得了令人满意的结果。

In this thesis, three different chain length hybrid monomers, containing acrylate and propenyl ether group, was synthesized by three-step reaction through 1.3-propanediol, 1.4-butanediol, 1.6-hexanediol, allyl bromide and acryloyl chloride.

本文以1.3-丙二醇、1.4-丁二醇、1.6-己二醇、烯丙基溴及丙烯酰氯为主要原料，通过三步反应合成了三种不同链长的丙烯酸酯-丙烯基醚杂化单体。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。