利用乙酰丙酸和苯酚缩合反应制取双酚酸。
In this paper, the progress on diphenolic acid preparation by condensation reaction of levulinic acid and phenol is introduced.
用四溴双酚a、环氧氯丙烷和丙烯酸为原料合成了阻燃型乙烯基酯树脂，其阻燃性能良好。
Flame retardant vinyl ester resin using tetrabromo bisphenol a, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.
以壬基酚聚氧乙烯醚为原料，与顺酐酯化再与亚硫酸氢钠磺化，合成了壬基酚聚氧乙烯醚琥珀酸双酯磺酸钠。
Nonylphenol polyoxyethylene ether was esterified with maleic anhydride and then sulfonated with sodium bisulfite to form nonylphenol polyoxyethylene ether sulfosuccinic acid diester sodium salt.
采用双酚A环氧丙烯酸酯（EA）和聚氨酯丙烯酸酯（PUA）共混，加入活性稀释剂、光引发剂、颜料等制备了紫外光固化光纤涂料。
The UV curable coating of fiber ribbon was prepared by blending bisphenol A epoxy acrylate(EA) and polyurethane acrylate(PUA)and adding reactive diluent, photoinitiator and pigment.
探索了杂多酸和杂多酸的四丁基铵盐对氧化羰化双酚A直接合成聚碳酸酯的促进作用。
The selected heteropolyacids and their tetrabutylammonium salts were explored as a promoter in the oxidative carbonylation of bisphenol A.
目的：考察双氯酚酸钾双层片的体外释放特征及其影响因素。
OBJECTIVE:To investigate the characteristics of drug release and the factors affecting the in vitro dissolubility of diclofenac potassium double-layer tablets(DPD).
环氧丙烯酸（EA）树脂在辐射固化领域中是一种重要的感光树脂，其中双酚A型环氧树脂的应用最为广泛。
Epoxy acrylate (EA) resin is an important photosensitive resin, in which bisphenolic epoxide was most widely used in the field of UV curing coating.
用天然氨基酸为起始材料，合成了一种具有双酚羟基官能团的环肽，并以此环肽为联酚合成了主链包含酰胺键的可生物降解环氧树脂。
Starting from natural amino acid, diphenol having a phenolic hydroxyl group was synthesized. Using the diphenole as comonomer, a biodegradable epoxy resin in which contain amide group.
本发明属于有机化学材料合成领域，公开了一种改性双酚a环氧丙烯酸酯及其制备方法。
The invention belongs to the field of synthesizing organic chemical materials and discloses modified bisphenol a epoxy acrylate and a preparation method thereof.
本发明属于有机化学材料合成领域，公开了一种改性双酚a环氧丙烯酸酯及其制备方法。
The invention belongs to the field of synthesizing organic chemical materials and discloses modified bisphenol a epoxy acrylate and a preparation method thereof.
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