无溶剂型苯基乙烯基透明硅树脂的制备与性能分析

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1、北京化T大学硕【j学位论文indextransparentsiliconeresin．Toadjustthere行actiVeindexofthesyntheticproductthroughthecontrolofthemonomerratio，theeff．ectsofamountofhydrochloricacid，temperatureandotherfactorswereinvestigated，thetechn0109icalconditionswereoptimized．Andthestmctureswe

2、reconfimedbyIR，1H—NMR，29Si—NMR，XRD．2．ForthephenomenonofpoormiscibilityoftheordinaryhydrogensiliconeandphenylVinylsilicone，designedandsynmesizedthreemethylphenylhydrogensiliconeoil，whichwerecharacterizedbyIRand1H—NMR，ofdif．ferenthydrogencontent．Thegeltimeofthecur

3、ingreactionofthethreeVinylbasissiliconeresin／hydrogensiliconeoilsystemswerestudied：theresultsshowedthatl，3一diVinyl—1，1，3，3一tetramethyldisiloxaneplatinumcomplexpossessgoodreactionperf．onnance，anddetenninedthebestcuringratiosofthethreesystems．Thecuringkineticsofth

4、ethreedif．ferentVinyl-basedsilicone／hydrogensiliconeoilsystemswerestudiedthroughDSC．ThecalculatedcuringcharacteristicsandcuringhneticequationsofthethreesystemshaVebeenfitted，f0110wingthen—orderreactionkineticsmodel．Thecourseofthehydrosilylationcuringprocesswerec

5、onfinnedbyinf}aredtracking，proVidingabasistheoreticalf．orthedetenninationofthecunngprOcess．3．Performancesofthecuredproduct，whichwasreactedbyself-madehydrogencross一1inkingagentwithVinyl一basedsiliconeresinwereinvestigatedbyTGA，DSC，UV-Vis．TGAanalysis内undthattheprod

6、ucthasgoodheatIV摘要resistance．The91asstransitiontemperatureofthecuredmaterialcouldmeettherequirementsofthegeneralopticalresins．Curedproductwithhighref}activeindexandhightransmittance，couldsatisfytherequirem．entsoftheuseofthepowerLEDpackage．KEYWORDS：hydr01ysis—con

7、densation，phenylcontent，highref．ractiVeindex，hydrosilationcured?o矗y’号墨：，、：．·jj：-．，，_⋯’．、二．-．．一‘：蕊篝≤擎辫≯≮攀誊毒j≯iI。警秘0i、蓐建每≯蛰‘．擘；譬j’一’：；．⋯’·’冀‘‘_·i‘．■i，≥?’．望噱o．一、，9‘}。j。～：-00．1．。i；童毒善

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9、⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1研究背景⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．2有机硅LED封装材料发展现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．3有机硅树脂概述⋯．⋯．⋯⋯⋯⋯．．⋯．．．．．．．．⋯⋯．．．．．．⋯．．．．．．41．3．1有机硅树脂定义及分类⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯41．3．2硅树脂的合成方法⋯⋯⋯⋯⋯