<pre id="xzz9z"></pre>
<pre id="xzz9z"><b id="xzz9z"></b></pre>
<ruby id="xzz9z"></ruby>

        <p id="xzz9z"></p>

          Products and marketsProducts
          • Chemical Name:Vinylpyrrolidone/vinyl acetate copolymer (PVP/VA)
          • Name


            Vinylpyrrolidone/vinyl acetate copolymer (PVP/VA)


            CAS No.


            25086-89-9


            Molecular formula

            (C6H9NO)n(C4H6NO2)m

            Structure formula

            Appearance


            White or yellowish-white powder; Colorless or yellowish clear liquid


            Application

            Mainly used for hair care products as a finalizing agent, film forming agent and viscosity regulator


            Product specifications:


            Product

            K-value

            Solid content

            (%)

            pH

            NVP

            (ppm)

            VAc

            (ppm)

            Heavy metals

            (ppm)

            PVP/VA64 powder

            26.0-34.0

            95.0-100.0

            3.8-6.0

            ≤50

            ≤50

            ≤10

            PVP/VA64, 50% solution

            26.0-34.0

            48.0-52.0

            5.0-7.0

            ≤50

            ≤50

            ≤10

            PVP/VA73, 50% solution

            24.0-32.0

            48.0-52.0

            5.0-7.0

            ≤50

            ≤50

            ≤10



            Packaging and Storage:


            PVP powder: Packed in 20 kg fiber drum, inner lined with PE bags

            PVP solution: Packed in 50/200 kg plastic drum or IBC

            Special packing is available according to customer's requirement

            Preserve in tight containers


          国产无码31页_精品欧美成人高清在线观看_黄色网站大全在线看_中文字幕乱在线伦视处女频

          <pre id="xzz9z"></pre>
          <pre id="xzz9z"><b id="xzz9z"></b></pre>
          <ruby id="xzz9z"></ruby>

                <p id="xzz9z"></p>