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   壳聚糖硫酸盐 的翻译结果: 查询用时:0.516秒
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壳聚糖硫酸盐
相关语句
  chitosan sulfate
     n-Butyl acetate was synthesized on chitosan sulfate catalyst accelerated by microwave irradiation.
     采用微波辐射技术,以壳聚糖硫酸盐为酯化反应催化剂合成乙酸正丁酯。
短句来源
     tetramethyldiaminodiphenylmethane was synthesized by N, N-dimethlamiline with formaldehyde using chitosan sulfate as catalyst in the present of phase-tranfer catalyst(TBAC).
     以壳聚糖硫酸盐为催化剂, 以N, N- 二甲苯胺和甲醛为原料在相转移催化剂(TBAC) 存在下缩合成4 , 4′- 四甲二氨基二苯甲烷。
短句来源
     Catalytic Synthesis of Ethyl Nipagin Ester by Chitosan Sulfate
     壳聚糖硫酸盐催化尼泊金乙酯的合成
短句来源
     Study on Catalytic Synthesis of Butyl Pphdroxybenzoate with Chitosan Sulfate
     壳聚糖硫酸盐催化对羟基苯甲酸酯合成的研究
短句来源
     Lauryl gallate was synthesized from gallic acid and lauryl alcohol in 1,4-dioxane catalyzed by a homemade chitosan sulfate. The optimum conditions were concluded as that molar ratio is 1.25∶1 for the alcohol to the acid, (dosage) of the catalyst is 0.4∶1 to the acid, reaction temperature is 126~128℃, reaction time is 10~12h.
     以自制壳聚糖硫酸盐为催化剂,1,4-二氧六环作溶剂,由没食子酸和月桂醇合成没食子酸月桂酯,研究了影响催化酯化合成的各种因素,获得了最佳反应条件:月桂醇与没食子酸摩尔比取1.25∶1,催化剂与没食子酸摩尔比0.40∶1,反应温度126~128℃,反应时间10~12 h,收率98.6%。
短句来源
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  “壳聚糖硫酸盐”译为未确定词的双语例句
     The suitable conditions have been found. The optimum conditions are follows: the molar ratio of acid to alcohol is 1:4, the weight of catalyst is 1.2? g (0.1?mol) p-hydroxybenzoate and the reaction time is 4?
     用壳聚糖硫酸盐作为催化剂合成了尼泊金丁酯,其反应的最佳条件为:酸醇物质的量比为1∶4,催化剂用量为1.2g(0.1mol)对羟基苯甲酸,反应时间4h,产品收率达92.6%.
短句来源
     Methyl benzoate was synthesized by the esterification of benzoic acid with methyl alcohol using chltosan sulfate as catalyst.
     以壳聚糖硫酸盐为催化剂 ,由苯甲酸和甲醇合成苯甲酸甲酯。
短句来源
     Methyl Benzoate was synthesized by the esterification of benzoic acid with methl alcohol using chitosan salfate as catalyst.
     以壳聚糖硫酸盐为催化剂 ,由苯甲酸和甲醇合成苯甲酸甲酯。
短句来源
     microwave irradiation time,15 min; mass fraction of catalyst,1.0%; and mole ratio of n(n-butanol)∶n(acetic acid)=3 ∶2,esterifications rate could reach 96.1%.
     实验结果表明,壳聚糖硫酸盐催化剂在乙酸正丁酯的合成中显示出较好的催化效果,而且该法具有操作简便、反应速率快、节约能源等优点,在冰醋酸用量4.17mL、微波输出功率260W、辐射时间15min、催化剂质量分数1.0%、n(正丁醇)∶n(乙酸)=3∶2的优化条件下,酯化率可达96.1%。
短句来源
     Isobutyl acetate was synthesized by the esterification of acet ic acid with isobutyl alcohol using chitosan sulface as catalyst.
     以壳聚糖硫酸盐为催化剂,由冰醋酸和异丁醇合成乙酸异丁酯。
短句来源
  相似匹配句对
     Synthesis of Benzylacetate Using Chitosan Sulfate as Catalyst
     壳聚糖硫酸盐催化合成乙酸苄酯
短句来源
     Sythesis of methyl benzoate using chitosan sulfate as catalyst
     壳聚糖硫酸盐催化合成苯甲酸甲酯
短句来源
     Sulphate Investment Casting
     硫酸盐熔模铸造
短句来源
     The research of chitosan
     壳聚糖的研制
短句来源
     The Application of Chitosan
     壳聚糖的应用
短句来源
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  chitosan sulfate
Hydrolysis of Chitosan Sulfate with an Enzyme Complex from Streptomyces kurssanovii
      
The optimum conditions for the process are sodium acetate buffer pH 6.0, 37°C, 24 h, and a chitosan sulfate-protein volume ratio of 500 : 1 in the enzyme preparation.
      
During hydrolysis, the intrinsic viscosity of chitosan sulfate solution decreased by a factor of 2.7.
      
The anionic derivative chitosan sulfate andN-succinate-6-O-sulfate did not inactivate the phage, did not influence bacterial growth, and did not inhibit the process of viral infection.
      
Analogues of chitosan with screened amino groups (chitosan sulfate and carboxymethylchitin) or without amino groups (carboxymethylcellulose), as well as hexamethylenediamine, a low-molecular-weight compound, do not affect the activity of the TPSs.
      
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Benzylacetate was synthesized by the esterification of acetic acid with benzylalcohol using chitosan sulfate as catalyst.The influences of amount of catalyst and reaction time were studied and discussed.The experimented result indicated that when the amount of catalyst was 0 4 g and reaction time was 2 5 h, the yield rate of the product was 83 % and the catalyst could be used for many times.

壳聚糖硫酸盐为催化剂,由乙酸和苄醇合成乙酸苄酯。考察了催化剂用量、反应时间等因素对反应的影响。实验结果表明,在催化剂用量为0.4g、反应时间为2.5h的条件下,产品收率为83%,并且催化剂可重复使用多次

tetramethyldiaminodiphenylmethane was synthesized by N, N-dimethlamiline with formaldehyde using chitosan sulfate as catalyst in the present of phase-tranfer catalyst(TBAC). According to the experiment results, when the reaction time was 3 5 hours, the amount of catalyst was 0 5 gram and TBAC was 1 5 gram, the yield rate of the product was 98% and the catalyst could be used many times.

壳聚糖硫酸盐为催化剂, 以N, N- 二甲苯胺和甲醛为原料在相转移催化剂(TBAC) 存在下缩合成4 , 4′- 四甲二氨基二苯甲烷。实验表明, 在反应时间为35 h, 催化剂用量05 g, TBAC用量15 g 的条件下, 产品收率达98 % , 并且催化剂可重复使用多次

Methyl benzoate was synthesized by the esterification of benzoic acid with methyl alcohol using chltosan sulfate as catalyst.The influences of amount of catalyst.reaction time and the mole ratio of alcohol to acid were studied.The experimental result showed that when the amount of catalyst was 1.0g,reaction time was 4h and the mole of alcohol to acid was 5∶1,the yield of the product was 90.56% and the catalyst could be used repeatedly for many times. [WT5HZ]

壳聚糖硫酸盐为催化剂 ,由苯甲酸和甲醇合成苯甲酸甲酯。考察了催化剂用量、反应时间及醇酸摩尔比等因素对反应的影响。实验结果表明 ,在催化剂用量为 1.0g ,反应时间 4h ,醇酸摩尔比为 5∶1的条件下 ,产品收率达 90 .5 6 % ,并且催化剂可重复使用多次

 
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