复合材料学报 第14卷 图4GA/MA电聚碳纤维复合材料的层剪试样断口图5GMMA电聚碳纤维复合材料的冲击试样断口 结论 综合以上研究结果,我们得出以下结论 电聚合处理,可以提高碳纤维的拉伸强度、拉伸模量、断裂伸长率 2.适当选择单体组成,使纤维表面的电聚涂层既具有反应活性,又具有一定的柔韧性,复 合材料的层剪强度和冲击强度,有可能同时得到提高。 I Kardos J L. Amer Chem Soc, Polym Prepr, 1983, 24(1): 185 2 Broutman L J, Agarw al B D. Polym Eng Sci, 1974, 14(8): 581 3 Xanthos M, Woodh ams R T. J Appl Polym Sci. 1972. 16(2): 381 4 Subramanian R V. Polym Eng Sci, 1978, 18(7):590 5 Rhee H W, Bell J P. Polym Compos, 1991,12(4):213 STUDY OF CARBON FIBER SURFACE MODIFICATION BY ELECTROPOLYMERIZATION Zhang fusheng Hu luguang Beijing University of Aeronaut ics and Astronautics, Beijing 100083) Abstract A three-compar tment rect angular flow cell w as used for study ing the cyclic voltammograms of sev eral viny I mono mers in aqueous solut io ns. T he best potent ial for elec- tropolymerization w as deter mined. Electropoly merizat ions were conducted using batch cell and continuous apparat us. The appearance and the thickness of electropolymerization co at ings were ex amined using scanning electron m cros copy. The tensile strength, tensile modu lus and elong at ion at break of filament from these coated fibers were examined. The impact nd interlay shear strength of compos ites from these coated fibers and an epoxy resin were examined. The co mposites show ed simultaneous im pro vement in impact and int erlami nar shear strength obvio usly Keywords201carbgnfiberlesurfaeermodificationselectrhpolymerizationightsreservedhttp://ww图4 GA/ MA 电聚碳纤维复合材料的层剪试样断口 图5 GA/ MA 电聚碳纤维复合材料的冲击试样断口 3 结 论 综合以上研究结果, 我们得出以下结论: 1. 电聚合处理, 可以提高碳纤维的拉伸强度、拉伸模量、断裂伸长率。 2. 适当选择单体组成, 使纤维表面的电聚涂层既具有反应活性, 又具有一定的柔韧性, 复 合材料的层剪强度和冲击强度, 有可能同时得到提高。 参 考 文 献 1 Kard os J L . Amer Chem S oc, Pol ym Prepr, 1983, 24( 1) : 185 2 Broutman L J, Agarw al B D. Pol ym Eng Sci, 1974, 14(8) : 581 3 Xanthos M, Woodh ams R T. J Appl Polym Sci, 1972, 16( 2) : 381 4 Sub ramanian R V. Polym En g S ci, 1978, 18( 7) : 590 5 Rh ee H W, Bell J P. Polym Compos, 1991, 12( 4) : 213 STUDY OF CARBON FIBER SURFACE MODIFICATION BY ELECTROPOLYMERIZATION Zhang Fusheng Hu Luguang ( Beijing Universit y of Aeronautics and Astronautics, Beijing 100083) Abstract A three-compartment rectang ular flow cell w as used for study ing the cyclic voltammogr ams of sev eral viny l monomers in aqueous solutio ns. T he best potential for elec￾tr opo lymerization w as deter mined. Electropolymerizatio ns w ere co nducted using batch cell and co ntinuous apparatus. T he appearance and the thickness of electropolymerization co at￾ing s w ere ex amined using scanning electron microscopy. The tensile str ength, tensile modu￾lus and elong atio n at br eak o f filament from these coated fibers w er e examined. The impact and interlaminar shear strength of composites from these co ated fibers and an epox y r esin w er e ex amined. T he composites show ed simultaneous impro vement in impact and interlami￾nar shear str ength o bvio usly. Key words carbo n fiber, surface modification, electro polymerizatio n 16 复 合 材 料 学 报 第 14 卷