The essence of deacetylation reaction of chitin was the hydrolysis of N-alkyl ethanamide.

摘要甲壳质脱乙酰反应其本质是N-烷基乙酰胺的水解。

Alkyl indicant is a new non-ionic surface active agent.

烷基糖苷是一类新型的非离子表面活性剂。

The application of alkyl dithiophosphate accelerator in NR based tread compound was investigated.

研究烷基二硫代磷盐促进剂在NR胎面胶中的应用。

Water, Cetyl Alcohol, Propylene Glycol, Sodium Lauryl Sulfate, Stearyl Alcohol, Methylparaben, Propylparaben, Butylparaben.

水，十六醇，丙二醇，十二烷基硫，脂醇， Methylparaben ， Propylparaben ， Butylparaben 。

Moreover, the results of IR spectrum and apolar component of surface free energy showed that the alkyl chains of OTS tilted on the surface of PTW after the modification.

IR分析和色散分量测定表明，改性后OTS的烷基链倾斜在PTW表面。

Biocat-alytic production processes have been set up for the manufacture of special esters like cetyl ricinoleate, so-called emollient esters, used as skin caring oils in cremes and lotions.

妆品行业上已经建立了生物催过程来生产如十六烷基蓖醇酯等妆品工业中应用的酯。

Two kinds of polymerizable liquid crystal compounds have been prepared successfully in the paper, one is tolan-type liquid crystal compound, another is a phenylcyclohexanethyl liquid crystal compound.

以碘代烷氧基苯与烷基苯乙炔为中间体,采用为催剂偶联的方法成了二苯乙炔类液物。

A process for decolourization of anionic dye containing wastewater by using waste plastics in the presence of cationic auxiliary and sodium dodecylbenzene sulfonate has been studied.

探讨了在阳离子助剂及十二烷基苯磺存在下,利用废旧塑料对阴离子染料的脱色工艺。

The diolefins and alkenyl aromatics are very unstable components which can give gums by polymerization.In giving olefins and alky aromatics the hydrogenation improves the product quality.

二烯烃和烯基芳烃是非常不稳定的组分，可聚产生凝胶。对于给定烯烃和烷基芳烃，氢可以改善产品质量。

Through IR analysis, the main component in group II was identified as dialkyl-benzene, while in Group III was monoalkyl-benzene as well as dialkyl-tetralin and indane (DTI).

然后用紫外法求得了第Ⅱ族组分中邻、间二烷基苯之和与对二烷基苯的质量比约为1∶409。

A new camphol sandaliol was synthetized by selective alkylation of isocamphol and phenol with acidic catalyst, and following hydrogenated in the presence of Raney nickel.

本文用异龙脑与苯酚在性催剂作用下进行选择性烷基反应,再经催氢还原得到龙脑檀香产品。

The study is the synthesis of BFO in the medium of PEG or its derivatives - polyethylene glycol alkyl ether and polyethylene glycol alkylphenyl ether.

本论文以PEG或其衍生物脂肪醇聚氧乙烯醚和烷基酚聚氧乙烯醚为介质成BFO。

Modified larch tannin was prepared by grafting copolymerization and sulfoalkylation, and successfully used as retanning agent, possessing good water solubility and enhanced penetration rate.

利用接枝共聚和磺烷基的方法对落叶松单宁改性。

Technology Progress of producing BTX aromatics from heavy fraction of pyrolysis gasoline and correlative hydrodealkylation and non-aromatics hydrocracking techniques were reviewed in this paper.

综述了裂解汽油重质馏分增产BTX芳烃的技术进展以及与此相关的加氢脱烷基和非芳烃加氢裂解技术。

An alternate procedure is to soak the affected areas in an iced 0.13% water solution (1:750) of Zephiran chloride (benzalkonium chloride solution, NF).

一个替代程序是用氯苄基.二甲基.烷基铵（杀藻胺，NF）的0.13的冰水溶液(1:750)来浸泡患处。

It was shown that the energy of interaction between the polyoxyethylene and the noncrystalline SiO2 surface was below than hexadecyl accumbent benzene sulfonate.

据此分析，聚氧乙烯能在非质SiO2表面形成稳定吸附且部分替换十六烷基对苯磺。

N butyl 2 ethoxy thioacridone was prepared from o chloro benzoic acid and p phenetidine by means of Ullman reaction,cyclization,N alkylation and sulfurization.

以邻氯苯甲和对乙氧基苯胺为原料,经过胺的苯基、二芳胺的环、N-烷基、硫代反应成了N-丁基-2-乙氧基硫代吖啶酮。

A new paint remover was synthesized with chloroalkane as primary solvent,organic acid as accelerator and organic compound containing N and S as inhibitor.

以氯代烷为主溶剂、烷基醇为助溶剂、有机为促进剂、含氮和硫的有机物为缓蚀剂成了一种新的脱漆剂。

This method was compared with that of desulfonation GC and the relative deviation of LAS average molecular weight is less than 0.1%.

所测得的烷基苯磺的平均相对分子质量与气相色谱法相比,相对偏差不大于0.1%。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲基吲哚啉和取代水杨醛缩得到十三种新的烷基苯乙烯基吲哚啉螺苯并吡喃。