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- 研究了雙酚A型二氰酸酯樹(shù)脂(BCE)與雙馬來(lái)酰亞胺樹(shù)脂(BMI)、環(huán)氧樹(shù)脂(EP)的共聚反應;The copolymerization behavior of bisphenol A dicyanate ester resin(BCE),bismaleimide resin(BMI) and epoxy resin(EP) was investigated in this paper.
- 雙酚A型二氰酸酯BADCy
- 雙酚A型氰酸酯樹(shù)脂bisphenol A cyanate ester
- 采用二步法合成雙酚A二氰酸酯(BCE),由氰化鈉和液溴反應合成溴化氰,溴化氰與雙酚A在三乙胺的催化下合成BCE,產(chǎn)率在85%以上。The Dicyanate of bisphenol A(BCE) was synthesized using the method of two steps,by reacting of NaCN with Br_2 to produce BrCN and then by reacting of BrCN with bisphenol A to synthesize BCE at the presence of catalyst of triethylamine and the yield was more than 85%25.
- 本工作用示差掃描量熱法(DSC)研究了雙酚A型和酚酞型兩種聚砜預聚物的轉變。The transitions of bisphenol A and phenolphthalein oligo--polysulfones were inves-tigated by DSC.
- 雙酚Abisphenol A
- 磷酸二酯酶phosphodiesterase
- 雙酚A型氰酸醇bisphenol-A dicyanante ester
- 磷酸二酯di-phosphate ester
- 磷酸二酯鍵phosphodiester bond
- 苯鄰二酚catechol tannin
- 聚已內酯乙二醇polycaprolactone glycol
- 雙酚氧橋聯(lián)bis(phenoxo) bridged
- 在 362耳中，咽鼓管功能異常208耳，在 A型鼓室導抗圖 203耳中，咽鼓管功能異常67耳。Eustachian tube test revealed 208 abnormal ears out of 362 ears, and 67 abnormal ears were found in 203 ears with type A tympanogram.
- 丁二酸乙酯ethyl succinate
- α-雙炔失碳酯α-anordrin
- 苯磷二酚catechol
- 在疲勞裂紋穩態(tài)擴展區以A型和B型為主,可見(jiàn)明顯的疲勞條紋,在快速擴展區以解理或韌窩為主。while in fast speed stage, the cleavage or dimple with partly striation predominantly.
- 苯酰間苯二酚resbenzophenone
- 苯乙酸丁子香酚酯eugenol phenylacetate
