And which comprises a step of crystallization and separation at a temperature of transition temperature or higher of the p-hydroxybenzoic acid, p-hydroxybenzoic acid in an aqueous medium, a method of manufacturing a crystal of p-hydroxybenzoic acid anhydrate.上野 隆三...
para-acid中文翻译 n.对位酸 para-acid是什么意思 网络 仲酸; 对位酸词组短语 1.para hydroxy benzoic acid 羟基安息香酸;对于羟基苯甲酸 2.para-aminosalicylic acid [药]对氨基水杨酸;水杨酸;对氧基水杨酸 3.PARA-Hydroxy Benzoic Acid Ester 对一羟基苯甲酸酯;双氧水;对一羟基苯甲酸酯防腐剂 4.para amino...
1) phenol/para hydroxyl benzoic acid 苯酚/对羟基苯甲酸 2) PHBA/TPA/BPA copolyester 聚(对羟基苯甲酸-对苯二甲酸双酚A酯) 3) the diglycidylether of 4-hydroxy-phenyl 4-hydroxy-benzoate 对羟基苯甲酸对苯二酚二缩水甘油醚 4) 4-(Hydroxymethyl)benzoic acid ...
Interaction of benzoic acid, aspirin and para -hydroxy benzoic acid with dipalmitoyl phosphatidic acid vesiclesDPPADSCNMRAspirinBenzoic acidpara-Hydroxy benzoic acidThe effect of benzoic acid (BA), aspirin (ASA) and para-hydroxy benzoic acid ( p-HOBA) on the thermotropic behaviour and molecular ...
Noun1.para aminobenzoic acid- a metabolic acid found in yeast and liver cells; used to make dyes and drugs and sun blockers PABA sun blocker,sunblock,sunscreen- a cream spread on the skin; contains a chemical (as PABA) to filter out ultraviolet light and so protect from sunburn ...
6) Para Hydroxy Benzoic Acid 羟基安息香酸补充资料:对羟基安息香酸丙酯 分子式:C10H12O3分子量:180.20CAS号:94-13-3性质:白色结晶。熔点96-97℃。易溶于醇和醚,微溶于沸水,几乎不溶于冷水。制备方法:由对羟基苯甲酸与正丙醇酯化而得。将对羟基苯甲酸和丙醇混合,加热使溶解,慢慢加入硫酸,继续加热回流8h...
The polyester of the present invention is different in character than polyesters of the prior art and includes as essential ingredients moieties derived from para-hydroxy benzoic acid, 1,2-bis(para-carboxy phenoxy)ethane, terephthalic acid, and unsubstituted hydroquinone in the proportions indicated. ...
para (p )对位 p (benzylsulfonamido)benzoic acid【化】 对苄磺酰胺基苯甲酸 p (2 aminopropyl) phenol hydrobromide氢溴酸羟苯异丙胺 P & P即插即用(=Plug and Play;PNP) 是指计算机与周边产品不需要经过冗长的安装程序,只要插上电源就能联机并随即使用。
Polyester of 6-hydroxy-2-naphthoic acid and para-hydroxy benzoic acid capable of readily undergoing melt pro- cessing[P]. US4161470A,1979-06-02.East Anthony,Calundann,Gordon. Polyester of 6-hydroxy-2-naph- thoic acid,para-hydroxy benzoic acid,terephthalic acid,and resorcinol capable of ...
Polyester of 6-hydroxy-2-naphthoic acid, para-hydr 优质文献 相似文献 参考文献 引证文献Polyester of 6-hydroxy-2-naphthoic acid and meta-hydroxy benzoic acid capable of readily undergoing melt processing A novel polyester is provided which has been found to exhibit an optically anisotropic melt phase...