<pre id="x1x8m"><fieldset id="x1x8m"></fieldset></pre>
    <blockquote id="x1x8m"></blockquote>
    <kbd id="x1x8m"></kbd>
    <style id="x1x8m"></style>

      久久精品熟妇丰满人妻99,女生洗鸡鸡喷尿的视频无马赛克?舒坦直叫的骚货视频?亚洲着九九九视频影院 ,国产精品YY9299在线观看,AV黄色,亚洲无码五区,97久久综合精品久久久综合,亚洲日韩一区,中文字幕无码久久一区

      Welcome to Shanghai Yixiang Chemical Co., Ltd technology website, 0086-532-66721921

      SERVICE HOTLINE:

      0086-532-66721921

      VP/VA Copolymers- Technical Grade VP/VA Copolymers

      Product Name:VP/VA Copolymers

      Chemical Description:Vinylpyrrolidone with Vinyl Acetate Copolymer

      INCI/CTFA:VP/VA Copolymer

      CAS NO.:25086-89-9

      Formula structure:

             Product Properties:VP/VA Copolymers with different rations of N-Vinylpyrrolidone to Vinyl Acetate,soluble in most organic solvents.Which exists in powder,water solution and ethnol solution form.VP/VA compolymer forms hard,water-removable and glossy films,it has excellent compatibility with many plasticizers and modifiers,and the hydroscopicity decreases in proportion to the ration of Vinyl acetate.

              Applications: VP/VA copolymers can be used in Household aerosols,seed coatings,binders for melt extrusion,priting inks,dipersants for pigments,pharmaceutical and cosmetic industries.

      Specifications:

       

      Online Service
      Contact us

      Hot Tel

      0086-532-66721921

      Work Shift

      from Monday to Friday

      QR code
      Service