1) copolycondensation
[,kəupɔlikɔnden'seiʃən]
共缩聚型
1.
Study on synthesis and properties of copolycondensation polyimide molding powder;
共缩聚型聚酰亚胺模塑粉的合成与性能研究
2) copolycondensation
[,kəupɔlikɔnden'seiʃən]
共缩聚
1.
Synthesis of modified melamine-urea-formaldehyde copolycondensation resin adhesive;
改性三聚氰胺-尿素-甲醛共缩聚树脂胶粘剂的合成
2.
0%, molar ratio) of copolycondensation, There are a linear relation between t (reaction time of the third monomer)and lnη(η is low shear viscosity of copolymer at 303℃).
用硫磺、对二氯苯为原料，在极性有机溶剂中，以１，２，４－三氯苯作共聚反应第三单体，共缩聚制得了微支化型高分子量聚苯硫醚（ＰＰＳ）树脂，在缩聚反应中，第三单体量一定时，一定时间内聚合物对数低切变粘度值与反应时间具有线性关系。
3.
A polyamic acid(PAA) was synthesized in N,N′-dimethylformamide(DMF) via microwave-assisted copolycondensation by using 3,3′,4,4′-benzophen-onetetracarboxylic dianhydride(BDTA) and pyromellitic dianhydride(PMDA) as the dianhydride monomers,4,4′-diaminodiphenyl sulfone(DDS) and 4,4′-diaminodiphenyl ether(ODA) as the diamine monomers.
以3,3′,4,4′-二苯甲酮二酐(BTDA)、均苯四甲酸二酐(PMDA)、4,4′-二氨基二苯砜(DDS)和4,4′-二氨基二苯醚(ODA)为单体,采用微波辐射溶液缩聚得到一种四元共缩聚聚酰胺酸(PAA),然后经亚胺化得到聚酰亚胺(PI)。
3) co-polycondensation
共缩聚
1.
The co-polycondensation type polyamic acid (PAA) was synthesized using 4,4′- diaminodiphenylmethane (MDA) as diamine monomer,3,3′,4,4′-benzoph-enonetetracarboxylic dianhydride (BDTA) and pyromellitic acid dianhydride (PMDA) as dianhydride monomers under conventional heating solution polycondensation.
以4,4′-二氨基二苯甲烷(MDA)为二胺单体,均苯四甲酸酐(PMDA)和3,3′,4,4′-二苯酮四羧酸二酐(BTDA)为二酐单体,低温溶液聚合生成一种共缩聚聚酰胺酸(PAA)。
4) co-condensation
共缩聚
1.
Organosilicon resin microparticles with phenyl and aminopropyl groups were prepared via the hydrolytic co-condensation of phenyltriethoxysilane(PTES),γ-aminopropyltriethoxysilane(APS) and diphenyldimethoxysilane(DDS) under the catalysis of tetramethylammonium hydroxide (TMAOH ).
在四甲基氢氧化铵(TMAOH)水溶液的催化作用下,将苯基三乙氧基硅烷(PTES)、γ-氨丙基三乙氧基硅烷(APS)和二苯基二甲氧基硅烷(DDS)进行水解共缩聚制备氨丙基苯基有机硅树脂微粉。
2.
Soluble co-condensation type polyimide was prepared by using flexible monomer with side-groups,3,3'-dimethyl-4,4'-diaminodiphenyl methane(MDT) and 4,4'-diaminodiphenyl ether(ODA) as the co-diamine monomer and 3,3',4,4'-tetracarboxy diphenyl ether dianhydride(ODPA) as the dianhydride monomer.
用带有侧基的柔顺性单体3′,3-二甲基-4,4′-二胺基二苯甲烷(MDT),4,4′-二氨基二苯醚(ODA)作为共缩聚二胺单体与3,3′,4,4′-二苯醚四羧酸二酐(ODPA)进行共缩聚反应,合成了一种可溶于N-甲基-2-吡咯烷酮(NMP),N,N′-二甲基甲酰胺(DMF),N,N′-二甲基乙酰胺(DMAc)等强极性溶剂的可溶性聚酰亚胺。
5) cocondensation
共缩聚
1.
A thermoplastic biodegradable elastomer(tp-PGS) was synthesized with propanetriol and sebacic acid by melting cocondensation.
用丙三醇和癸二酸通过熔融共缩聚反应合成了具有一定热塑性、可生物降解的弹性体(tp-PGS),并对其结构进行了表征,同时讨论了该弹性体的力学性能、亲水性能和降解性能。
6) co condensation
共缩聚
1.
Co condensation type polyamides were prepared by using 1,2 dihydro 2 (4 aminophenyl) 4 [4 (4 aminophenoxyl) phenyl] phthalazin 1 one and 4,4′ diamino biphenyl ether or 4,4′ diamino biphenyl methane as the co diamine monomers and aromatic diacid as the co condensation monomer.
采用 1 ,2 -二氢 -2 -( 4-氨基苯基 ) -4 -[4 -( 4-氨基苯氧基 ) -苯基 ]-二氮杂萘 -1 -酮 ( A)、4 ,4′-二氨基二苯醚 ( B)、4 ,4′-二氨基二苯甲烷 ( C)为共缩聚二胺单体与对苯二甲酸进行共缩聚反应 ,制备共缩聚型聚酰胺 。
2.
The co condensation type polyimides were prepared by the condensation between diamine monomers (4,4′ di(4 aminophenoxy)diphenylsulfone and 4,4′ diamino diphenylether or 4,4′ diamino diphenylmethane) and diphenylether 3,3′,4,4′ tetracarboxylic acid dianhydride followed by an chemical imidization.
以４，４′－二（４－氨基苯氧基）二苯砜及４，４′－二氨基二苯醚或４，４′－二氨基二苯甲烷为共缩聚二胺单体与二苯醚３，３′，４，４′－四甲酸二酐缩聚并经化学亚胺化合成了共缩聚型聚酰亚胺。
补充资料：共缩聚反应
分子式：
分子量：
CAS号：
性质：两种以上的双官能团化合物进行的缩聚反应。例如一种二元胺H2N(CH2)nNH2和两种二元酸HOOC(CH2)n·COOH、HOOC(CH2)mCOOH之间进行的缩聚。
分子量：
CAS号：
性质：两种以上的双官能团化合物进行的缩聚反应。例如一种二元胺H2N(CH2)nNH2和两种二元酸HOOC(CH2)n·COOH、HOOC(CH2)mCOOH之间进行的缩聚。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条