RTM—赵大鹏(,300160) (RTM),RTM—、、、,。 (RTM);;DevelopmentandApplicationofRTM-3DBraidsTechniqueZHAODa-peng(CompositesResearchInstituteofTianjinPolytechnicUniversity,Tianjin,300160)ABSTRACT BycombiningtherespectivecharacteristicsofRTMwith3DBraidsandtheirprocessesofdevelopment,weintro-ducedtheapplicationsofRTM-3Dbraidstechniqueinaviation,aerospace,automobile,shipbuildingandotherfields.Itisrec-ommendedthatthistechniquebechosenasthefirsttomakeadvancedcomposites.KEYWORDS resintransfermolding(RTM);3DBraids;development1 RTM—。、、、。RTM,。RTM,。RTM,,。2 RTMRTM(ResinTransferMolding),,,,,。RTM,。2.1 RTM[1]:、、、、、、、、、、、、、、、、、、。:2.2 ,。RTM、、、,RTM4No.450 200512FIBERCOMPOSITESDec.,2005“”、“”、“”、“”,“”“”,();“”;“”、、、。2.3 [2],RTM、。,,,,。RTM、SMC,,。,RTM,。RTM,,,。,,,RTM。,,RTM、。,,:、、、。2.4 RTM,1940,Marco。,,。RTM、、[3]。RTM,1993。,1997,,RTM300。,,、,,,、RTM;,RTM。,RTM,,,。,RTM20%~25%。,RTM30%~32%,8%~10%。,20RTM,RTM。21,RTM。RTM,。2.5 RTMRTM,RTMRTMVARTM(VaccumAsistedResinTransferMold-ing)。RTM,,,,;,;,,,/。,RTMSRIM(StructuralReactionInjectionMolding)。SRIM,,,,、。3 ,———:。:,,。3.1 优点:(1),“”;(2)、、。缺点:(1),;(2);(3)。3.2 。4:RTM—51 ,,,。、、。,,,。2060,,;2070,;2080Cu-magna,[4]。。,。1969Bluck。1971GeneralElectric“Omni-weave”。,,。1973Maistre,,,4×2。1982Floretine“Mag-naweave”,,21×21,,1.5,。,,64×194。1×1,。1989,,,。1996(),2、2。,。()()。。,,,。 ,,。,;,;、、,,,。,,、、。,、、。4 RTM—RTM-、,,RTM,。RTM,,,[5]。,、、、。,RTMRTM—,,。,RTM,、,,RTM,。RTM—、、、。,:、、、、、、。RTM—。 1 ..,2004,(3):242 .(RTM).,1998,(1):713 ,.RTM.,1996,(2):454 .RTM.,2000,(6):505 ,./RTM./,2001,(6):2552 2005