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1、研究#开发 , 2010, 24 ( 5): 267 272SIL ICONE MATER IAL YA!AcAdA*李 苗, 孙鹏飞, 邓卫星, 彭锦雯* * , 张永昌, 汪凯明(Iv#F/Li,+,.Ad J.y, 2005, 21 ( 1): 9- 1. 4 KOKKO B J. S ilicone acrylates through the hydrosilationof polyacryloyloxy functional monom ers w ith copolym ersof d im ethyl and hydrogen m ethylsiloxanes J. J App
2、lPolym Sc,i 1993 ( 47) : 1309- 1314. 5 M ING J C, FRED D O, ERIC R P. S ilane in high -solids coatings and w aterborne coatings J . J CoatTechn, 1997, 69 ( 870): 43- 51. 6 LILES D T, MURRAY D L. Current opinion in colloid andinterface science: US, 5449716 P. 1995- 07- 26. 7 CHR ISTIAN L. Advances in
3、 colloid and interface sc-ience: DE, 3801537 P. 1989- 03- 01. 8R,y,.A/dAV J .n, 2002, 16( 2): 180- 184. 9,+,f),.AcAdA?# J.p, 2002, 32( 5): 6- 9.# 272 #24 10f,p,R.dAZ J., 2003, 20 ( 2): 84- 88. 11,.AcA-d/TAV D.S/v, 2008, 16.PreparationofSilicone-modifiedPolyacrylateEmulsionwithHighSiliconContentbyTet
4、ramethylTetravinylCycloTetrasiloxaneLIM iao, SUN Peng-fe,i DENG W e-i xing, PENG Jin-w en, ZHANG Yong-chang, WANG K a-im ing( Key Laboratory Of New P rocessing Technology for Nonferrou sM etals and M aterials, M in istry ofE ducation,Gu ilin Un iversity ofT echnology, Gu ilin 541004, Gu angxi)Abstra
5、ct: Polyacrylate em ulsion w ith high silicon content w as prepared by DV i4 and acrylate as m od ifiersvia core-shell em u lsion polym erization, w ith polym er ization polyacrylic acid ester prepared for nuclear, poly-acrylic acid ester-organic silicone copolym er for shel.l E ffects of reaction t
6、em perature, in itiator, em ulsifier,organic silicon content on the polym erization w ere studied in details and the grow th of particle size w as invest-igated. Resu lts suggested that the optim al reaction tem peraturew as 75e , m ass fraction of initiator and em u ls-ifier w as 013% and 4% separa
7、tely. Gel ratio was under control even w ith high silicon contentm ore than 30%for avoiding the hydrolysis of silicon m onom er. Em ulsion m embrane b ibu lous rate below 20%, w ith the poly-m erization of grain size, latex gradually becam e larger.Keywords: viny,l DV i4 , S ilicone-m odified polyac
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