| abstract |
The present invention relates to a polyvinyl butyral modified material, which comprises a polyvinyl butyral composite material, a filler, an anti-hydrolysis agent, a first plasticizer, zinc stearate, calcium stearate and A polymer dispersant, wherein the polyvinyl butyral composite material is obtained by plasticizing a composition comprising polyvinyl butyral and a second plasticizer. The present invention also relates to a method for preparing the aforementioned polyvinyl butyral modified material, a polyvinyl butyral modified product comprising at least a polyvinyl butyral modified material layer, and the aforementioned polyvinyl butyral modified material. A preparation method of a sex product, wherein the polyvinyl butyral modified material layer is made of a material comprising the polyvinyl butyral modified material. |