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Molecular engineering of electrophosphorescent polymers for tailoring triplet energy back trasnfer: a spiro-linked hyperbranched architecture and a series of bipolar, high-triplet energy polymer hosts
Electrophosphorescent polymers (PhPs)1 have caught extensive attentions in the field of organic light-emitting diodes because of 1) their theoretical 100% internal quantum efficiencies; 2) their low cost and efficient wet processing technologies...
http://www.polymer.cn/research/dis_info16633 |
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High optical transparency and low dielectric constant of polyimide based on 4,4’-(cyclohexane-1,4-diylbis (oxy))bis(3-(trifluoromethyl)aniline)
关键字：polyimides; solubility; optical transparency; dielectric constant
A novel polyimide(PI or 3) was polymerized from 4,4’-(cyclohexane-1,4-diylbis(oxy)) bis(3-(trifluoromethyl)aniline) (1), with 4,4′-oxydiphthalic dianhydride (ODPA or 2) using the typical one-step method. The inherent viscosity of the PI 3 was 0.63&...
http://www.polymer.cn/research/dis_info13910 |
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聚苯并咪唑酮(PBIK)的合成及性能
关键字：Polybenzimidazole ketone, High-performance materials, Solubilitys
自从1983 年，Celanese 公司将一种耐强酸、强碱、和高温的芳香杂环聚合物—PBI 商业化以来，PBI 以其优异的耐热性能、机械性能和成膜性等性能，而被广泛的应用在航空航天、高性能纤维、甲醇燃料电池（质子交换膜）以及复合材料方面，成为当今社会发展中，不可或缺的高性能材料。
http://www.polymer.cn/research/dis_info13673 |
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高流动性星形聚酰胺杂化材料
关键字：High-flowability Polyamide/POSS hybrids star-shaped
随着汽车部件精密化、电子电气设备高性能化、机械设备轻量化的进程加快，对于制品的表面光泽度、尺寸精确度等的要求逐渐被人们关注，而这些都需要通过改善加工中的流动性来实现。
http://www.polymer.cn/research/dis_info13586 |
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DEVELOPMENT OF BIOCOMPATIBLE SILICONE HYROGELS WITH HIGH RESISTANCE TO PROTEIN ADSORPTION AND BACTERIAL ADHESION
关键字：silicone hydrogel, hydrolysis, nonfouling, contact lens , drug delivery
A biocompatible silicone hydrogel comprising of carboxybetaine ester monomer, 3-methacryloxypropyltris (trimethylsiloxy) silane (TRIS), and an organic silicone macromer was prepared through photo-polymerization. High resistance to protein adsorption and bacter...
http://www.polymer.cn/research/dis_info13152 |
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Polycarbonate Reinforced and Flame Retarded by a Novel Thermotropic Liquid Crystalline Polymer with High Flame Retardancy
关键字：TLCP; containing phosphorus; flame retardancy; in-suit composite
Blending thermotropic liquid crystalline polymer (TLCP) with thermoplastic polymers can increase the mechanical properties of thermoplastic polymers due to the great tendency to the high degree of molecular orientation in the solid state.
http://www.polymer.cn/research/dis_info12435 |
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High optical transparency and low dielectric constant of organosoluble polyamide based on 1, 2-Bis-(4-amino-2-trifluoromethylphenoxy) benzene
关键字：trifluoromethyl group,polyamide,solubility,dielectric constant
A novel fluorinated polyamide was prepared from an aromatic diamine containing trifluoromethyl group (–CF3), 1,2-bis(4-amino-2-trifluoromethylphenoxy)benzene, and aromatic dicarboxylic acids(OBA) by using phosphorylation polycondensation. The fluorinated polyamide was&...
http://www.polymer.cn/research/dis_info11599 |
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Formation and mechanical properties of high-strength poly(3-hydroxybutyrate-co-hydroxyvalerate) fibers
关键字：Poly(3-hydroxybutyrate-co-hydroxyvalerate) fiber; Tensile strength; Orientation
Biodegradable polymer of poly(3-hydroxybutyrate-co-hydroxyvalerate) (PHBV) with high tensile strengthwas prepared by rapidly drawing of the fibers in water bath immediately after the molten polymer directly quenched into water bath. The innovative&nb...
http://www.polymer.cn/research/dis_info11462 |
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Synthesis of high-impact biodegradable multiblock copolymers comprising of poly(butylene succinate) and poly(1,2-propylene succinate) with hexamethylene diisocyanate as chain extender
Due to the serious environmental pollution caused by traditional nondegradable polymers, biodegradable aliphatic polyesters have attracted increasing interest. PBS is one of the most promising members in the family of aliphatic polyesters b...
http://www.polymer.cn/research/dis_info11390 |
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New Ultra High ACN HNBR Elastomers with Improved Processability andExcellent Performance under Severe Service Conditions for Rubber Parts with Biofuel Contact
关键字：HNBR
In the automotive industry the rising demand for environmentally ustainable fuels which will be implemented by AFTA and EU legislations until 2012 requires new gradesof high performance elastomers fulfilling the higher demandfor chemical&nb...
http://www.polymer.cn/research/dis_info9247 |
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