Abstract: | PVC Resin behavior vs VCM control; processing differences pre- and early control vs current VCM standards. Differences in fusion, bulk density, output rates—lot to lot variations; differences in plasticizer absorption and response; nature of resin particles surface; drift in K value; static charge; viscosity differences in dispersion resins; S-PVC vs M-PVC; quality control, ASTM D 1755 resin classification. |