| abstract |
The present invention relates to a modified polyvinyl butyral material, ncomprising a polyvinyl butyral composite material, a filler, an anti-hydrolysis agent, a nfirst plasticizer, zinc stearate, calcium stearate, and a polymeric dispersant; wherein the npolyvinyl butyral composite material is obtained by plasticizing a composition ncomprising polyvinyl butyral and a second plasticizer. The present invention also nrelates to a preparation method of the modified polyvinyl butyral material, a modified npolyvinyl butyral product comprising at least one modified polyvinyl butyral layer nprepared from a material comprising the modified polyvinyl butyral material, and the npreparation method of the modified polyvinyl butyral product.n1/10 nC%4r nC%44 n0I4 nC)u n0) 04 n0: n04~ nC:r CN0 nCzN |