1) polyamide acid
聚酰胺羧酸
1.
Using polyamide acid as the pervaporation membrane material,and biatomic acid as the chemical modificatlon agent on the membrane,the separation characteristics of pervaporation membrane were studied.
以聚酰胺羧酸为渗透蒸发膜的基本材料，采用二元羧酸进行膜改性。
2.
Based on polyamide acid material, the homogeneous membranes were prepared, and the effects of the conditions for membrane preparation and chemical modification on the membranes'hydrophilicity and separation properties were showed here.
以聚酰胺羧酸为膜材料，考察了制膜条件、化学改性对膜亲水性及水－乙醇分离性能的影响；针对戊酸与乙醇的酯化反应，测定了改性膜对多元反应体系的分性能，并初步分析了膜分离过程对酯化反应的影响。
2) poly(amic acid)
聚酰胺酸
1.
The Synthesis and Thermal Stability of Thioether Dianhydride Poly(amic acid);
硫醚双酐聚酰胺酸的合成及其热稳定性
2.
poly(amic acid) (PA) fr.
PI多采用两步法合成,第一步由二胺和二酐反应生成预聚体-聚酰胺酸(PA),第二步为聚酰胺酸热或化学亚胺化。
3.
On the basis of pyromellitic(acid)dianhydride-4,4’-diaminodiphenylether poly(amic acid))PAA)polymerized mothod , the partly imidized ternary copoly (amic acid) was synthe
采用两步法,在均苯四甲酸酐?4,4’-二氨基二苯醚型聚酰胺酸合成基础上,采用均苯四甲酸酐(PMDA)和4,4’-二氨基二苯醚(ODA)、对苯二胺(PPDA)在溶剂N,N’-二甲基乙酰胺(DMAc)中低温共聚合成三元共聚酰胺酸(PAA),并在PAA中继续加入一定量酰亚胺化试剂(三乙胺、乙酸酐及DMAc的混合溶液),从而合成部分环化的三元共聚PAA。
3) polyamic acid
聚酰胺酸
1.
Study on synthesis of polyamic acid and polyimide by microwave irradiation;
微波辐射合成聚酰胺酸和聚酰亚胺的研究
2.
Microwave-radiated synthesis for BTDA type polyamic acid and polyimide;
BTDA型聚酰胺酸和聚酰亚胺的微波辐射合成
3.
Study on synthesis of polyamic acid and polyimide under microwave irradiation;
共缩聚聚酰胺酸和聚酰亚胺的微波辐射合成研究
4) polyamide acid
聚酰胺酸
1.
Study on thermal imidization of polyamide acid fiber;
聚酰胺酸纤维热酰亚胺化的研究
2.
Rheological property of partially cyclized polyamide acid and electrospun fibers thereof
部分环化聚酰胺酸的流变性及其静电纺丝
3.
Optimal synthesis conditions of the intermediate product polyamide acid(PAA) have been investigated and the best conditions are PDMA/ODA mole ratio 1.
采用均苯四甲酸二酐和4,4’-二胺基二苯醚合成均苯型聚酰亚胺,考察了两步法合成聚酰亚胺过程中单体摩尔比、加料顺序、反应温度、反应时间对聚酰胺酸溶液粘度的影响,得到了中间体聚酰胺酸的最佳合成条件为,采用正加料法,单体PMDA/ODA摩尔配比为1。
5) Petroleum Carboxylate/Sodium Carbonate/HPAM System
石油羧酸盐-碳酸钠-聚丙烯酰胺体系
6) amide ether carboxylate
酰胺醚羧酸盐
1.
A series of fatty acid monoethanolamide ether carboxylates(AMEC) were purified by extracting with hot ethanol and recrystallizing with petrol ether.
通过无水乙醇热溶抽滤,石油醚重结晶等工序建立了酰胺醚羧酸盐的提纯方法,考察了溶剂用量、结晶温度、结晶时间等对石油醚重结晶效果的影响。
2.
It is found that with the increase of carbon number for the amide ether carboxylate from 12 to 18, the cmc of the saturation amide ether carboxyl-ate decreased, butγcmc did not change much.
测定了C12、C14、C16、C18饱和脂肪酸和油酸单乙醇酰胺醚羧酸盐(LAEC,MAEC,PAEC,SAEC,OAEC)的表面张力γcmc临界胶束浓度(cmc)、发泡、去污、润湿、分散、乳化等表面物理化学性能,并与醇醚羧酸盐(AEC3Na)进行了比较。
3.
The synthesis process of coconut oil acid monoethanolamide ether carboxylate was studied by single factor investigation.
采用单因素考察法考察了椰油酸单乙醇酰胺醚羧酸盐的合成工艺条件,结果为n(烷醇酰胺):n (NaOH):n(氯乙酸钠)=1:3。
补充资料：聚酰胺纤维(见聚酰胺)
聚酰胺纤维(见聚酰胺)
polyamide fibre
聚酞胺纤维po一yamide fibre见聚统胺。
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