预浸料粘性的粘接机理及理论模型

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Adhesion mechanism and theoretical model of prepreg tack

TIAN Tiebing'，WANG Xueming*，LIU Xiu²，YANG Gang² （1.China Academy of Aeronautical Manufacturing Technology Composite Technology Center，Beijing ; 2. Composite Test Technology Center，AVIC Composite Corporation LTD，Beijing ）

Abstract：Asanimportant preocess index，the prepreg tack greatlyafects thelaying qualityinlayupprocess.Based onthe understandingofthedefinitionandconnotationoftheprepregtack，thispaperanalyzestheroleoftheprepregtackinhelayup process，and focuses on thereview and comparativeanalysisof the existing popular theoretical modelsof the prepreg tack.Theresults willbe much usefulforestablishingaquantitative testmethodoftheprepreg tackandunderstanding accurately the tack characteristics of the prepreg.

Keywords：prepreg; tack;viscoelasticity;quantitative test

1引言

预浸料/热压罐固化成型工艺是航空复合材料的主流成型工艺，其中手工铺贴占 40% 。（剩余5189字）