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Film Forming Agent Polyvinylpyrrolidone Cosmetic-grade CAS:9003-39-8 INCI: Polyvinylpyrrolidone CAS No.: 9003-39-8 Appearance: White or milky ...
Time : Nov,14,2025
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Products Description This strain of pyrrolidone and ethylene under pressure to generate vinyl pyrrolidone monomer polymerization under the action of c...
Time : Aug,07,2026
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... is divided into multiple levels based on K value (molecular weight range), commonly including K30, K60, , etc. The average molecular weight...
Time : Aug,07,2026
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