磺酸
- 与 磺酸 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Using the method of tosylation, tosylate terminated epichlorohydrin polymer as intermediate was synthesized by PECH and 4-toluenesulfonylzchloride in pyridine,azido terminated glycidyl azide polymer was obtained by the reaction of intermediate and sodium azide.
采用磺酸酯法,首先PECH与对甲苯磺酰氯在吡啶介质中反应形成端磺酸酯基氯化聚醚中间体,然后中间体经叠氮化作用形成端基为叠氮基的叠氮缩水甘油醚聚合物。
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The possible pathway of ABAS degraded by Zoogloea HP3 was that ABAS was first cleaved to produce o-phthalic acid and products. The former was further degraded and the composites of the latter were 2-amino-3-hydroxyl-5bromobenzenic sulfonic sodium and 2, 3-dihydroxyl-5-bromobenzenic sulfonic sodium.
动胶菌HP3作用下溴胺酸可能的降解途径为蒽醌环开裂生成中间产物邻苯二甲酸,邻苯二甲酸被进一步降解;溴胺酸降解后的最终产物为2-氨基-3-羟基-5-溴苯磺酸钠和2,3-二羟基-5-溴苯磺酸钠。
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The introduces binaphthyl bisphenol monomer on side-chain benzene ring of sulfonic group on molecular level, prepares sulfonated poly aryl ether with sulfonic group only on naphthalene ring of side chain, so that ensures chemical stability of main chain with high molecular weight, while having no influence on mechanical property thereof.
本发明从分子水平出发,将磺酸基在侧链苯环上的联萘双酚单体引入,制备仅在侧链苯环上有磺酸基的磺化聚芳醚,从而保证了高分子主链的化学稳定性,且不会影响其优异的物理机械性能。
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Sulfonated poly are prepared by direct polymerization of biphenol A, disodium 4, 4"-difluoro-3, 3"-disulfonate-1, 1-diphenylketone and 2, 6-difluorobezonitrile. The polymers are characterized with ~1H-NMR, FT-IR.
以双酚A,2,6-二氟苯腈和4,4′-二氟-3,3′-二磺酸钠-1,1′-二苯酮采用直接缩合法合成了不同磺化度的磺酸型聚芳醚腈酮,通过FT-IR和~1H-NMR对聚合物进行了表征,证明其结构正确。
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Sulfonated poly are prepared by direct polymerization of biphenol A, disodium 4, 4"-difluoro-3, 3"-disulfonate-1, 1-diphenylsulfone and 1, 3-(4-difluorophenyl)benzene. The polymers are characterized with ~1H-NMR, FT-IR.
以双酚A,1,3-二(4-氟苯基)苯和4,4′-二氟-3,3′-二磺酸钠-1,1′-二苯砜采用直接缩合法合成了不同磺化度的磺酸型聚芳醚酮砜,通过FT-IR和~1H-NMR对聚合物进行了表征,证明其结构正确。
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By sulphonation of the PS-DES phase with chlorosulphonic acid, strong cation-exchange stationary phase of sulphonic type was obtained.
所产生的PS-DES再和氯磺酸发生磺化反应,即得到磺酸型的强阳离子交换型固定相。
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Sodium5sulfoisophthalic acid dimethyl ester was prepared by sulfonation of mC 6H 4 2 with chlorosulphonic acid , treatment of the 5sulfoisophthalic acid with methanol to esterify the -CO 2H groups and separation of the product in the form of sodium salt of sulfonic acid.
研究了由氯磺酸和间苯二甲酸经磺化及酯化反应合成间苯二甲酸二甲酯磺酸钠盐的工艺方法,探讨了投料比、反应温度、催化剂用量和反应时间对产物的影
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The simultaneous determination of sulfamic acid and DL-malic acid in environmental friendly electropolishing solution by ion chromatography was described. Sulfamic acid and DL-malic acid were well separated by using Metrosep A Supp 5 150 anion exchange column for separation and 3.2 mmol/L Na2CO3-1.0 mmol/L NaHCO3 as eluent.
采用Metrosep A Supp5150阴离子分离柱,以3.2mmol/L Na2CO3-1.0mmol/L NaHCO3为淋洗液,氨基磺酸和DL-苹果酸可得到很好的分离,使用离子色谱为检测手段可实现环保型电镀抛光液中氨基磺酸和DL-苹果酸的同时测定。
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A sulfonated poly aryl ether with sulfonic group on naphthalene ring of side chain and preparation thereof, which is capable to solve technical problems of complexity in synthesis, hardness in controlling sulphonation position and degree, high possibility of side reaction in sulphonation, complexity in sulphonation and hardness to realize indutrialzation.
一种磺酸基在侧链萘环上的磺化聚芳醚及其制备方法,解决现有技术中合成方法复杂,磺化位置和磺化度难以控制,磺化过程中容易发生多种副反应,磺化工艺复杂难以实现工业化等技术问题。
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Diamino-dipenylamine-2-sulfonicacid was used as an alternative of benzidine,and reacted withl-hy droxy-8-aminonaphthalene-3,6-dusuifonicacid,m-benzioc-diamine and aniline to synthesize eco-friendly black direct dye s.
报道了以4,4'-酸(4,4'-二氨基-二苯胺-2-磺酸)代替联苯胺,与H酸(1-羟基-8-氨基-3,6-二萘磺酸)、间苯二胺、苯胺等合成无致癌作用的环保型黑色直接染料。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。