The polypyromelliticimide had been prepared through two-step method.
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。
Study of Imidization and Mechanical Properties of Biphenyl-polyimide Moulding Powder;
联苯型聚酰亚胺模塑粉亚胺化工艺及其力学性能的研究
Synthesis of the New Stationary Phase for High Performance Liquid Affinity Chro-matography with Dendritic Spacer Arm Using Poly (p-Phenyleneterephthalamide) (PPTA) as the Matrix;
以聚苯酰亚胺树脂微球为基体的树状间隔臂亲和色谱固定相的合成
Synthetise Research of Biphenyltetracarboxylic Dianhydried and Biphenyl-Polimide;
联苯四酸二酐异构体及联苯型聚酰亚胺的合成研究
Preparation and Electrical Properties Investigation of Biphenyl-PI Composite Tubular Film
联苯型聚酰亚胺复合管膜的制备及其电性能研究
The key to development the PI is the industrialization of Biphenyltetracarboxylic dianhydride(BPDA).
发展联苯型聚酰亚胺的关键是解决主要原料联苯四酸二酐的工业化生产。
The Study of Structure and Properties of Polyimide Based on Benzidine;
联苯二胺型聚酰亚胺结构与性能的研究
Study on Pretilt Angle Induced by Polyimide Alignment Films with Side Chain Containing Biphenyl Unit;
联苯型侧链聚酰亚胺液晶取向膜预倾角的研究
Synthesis of New Diamine and Related Polyimide with Bisphenyloxy Groups
一种新型联苯型多苯氧基聚酰亚胺的合成及其表征
Influence of Polymerization Process on Liquid Crystal Alignment on Polyimide with Side Chain Containing Biphenyl Unit
聚合工艺对联苯侧链型聚酰亚胺薄膜取向性能的影响
PMR Polyimide Resins With Asymmetric Biphenylimide Chain Segments for 371℃ Application
耐371℃PMR型含异构联苯结构的聚酰亚胺树脂及复合材料
Study of 1,4-benzenediamine/4,4'-diamino Diphenyl/pyromellitic Dianhydride Polyimide Fiber;
对苯二胺/4，4'-二氨基二苯醚/均苯四酸二酐型聚酰亚胺纤维的研究
Study of 1,4-benzenediamine/4,4 -diamino Diphenyl/pyromellitic Dianhydride Polyimide Fiber;
对苯二胺/4，4 -二氨基二苯醚/均苯四酸二酐型聚酰亚胺纤维的研究
Study on Sulfonated Poly (Ether Ketone Ketone)s and Polyimides Containing Phthalazinone Moieties as Proton Exchange Membranes;
磺化杂萘联苯聚醚酮酮及聚酰亚胺质子交换膜的研究
Preparation of Polyaniline/Polyamide/Polyaniline Compound Films by In-Situ Deposition
原位聚合沉积制备聚苯胺/聚酰亚胺/聚苯胺复合膜
Synthesis of 1,4-Bis(2,4-diaminophenoxy) benzene and Branched Polyimide Film Therefrom
1,4-双(2,4-二氨基苯氧基)苯的合成及其支化型聚酰亚胺薄膜
Synthesis and characterization of copolymerized phenoxy polyimide with benzoxazole branched chain
含噁唑环支链的苯氧型共聚聚酰亚胺的合成与表征
The Preparation and Structure-Properties Study of Polyimide Fibers with Biphenyl Side Chains;
含联苯侧基聚酰亚胺纤维的制备及结构与性能研究
The Synthesis and Structure-Properties Study of Polyimides with Side Chains Containing Biphenyl Unit;
含联苯基团侧链的聚酰亚胺的合成、结构与性能研究
Structures and Properties of Bismaleimide/Poly(Phthalazinone Ether Ketone) Blends
双马来酰亚胺/杂萘联苯聚芳醚酮共混物的结构与性能
Synthesis and Property Study of 3,3'-diamino-4,4'-dihydroxybiphenyl and Polyimide Therefrom
3,3’-二氨基-4,4’-二羟基联苯及其聚酰亚胺的合成与性能研究