Polyvinyl alcohol master batch with excellent hue
A technology of polyvinyl alcohol and master batch, applied in the field of polyvinyl alcohol master batch, can solve the problems of easy thermal decomposition, difficult processing, difficult thermoplastic molding of polyvinyl alcohol, etc., and achieves the effect of being beneficial to environmental protection
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Embodiment 1
[0068] Polyvinyl alcohol masterbatch, its formula is:
[0069] Polyvinyl alcohol: 80 parts of polyvinyl alcohol (30 orders of particle diameter, 1000 degree of polymerization, degree of alcoholysis 92.0 (mol)%, volatile component content 2.0%wt);
[0070] Starch: 3 parts of corn starch (11.5%wt volatile matter);
[0071] Plasticizer: 13 parts of glycerin, 4 parts of polyethylene glycol 400 and 3 parts of sorbitol;
[0072] Antioxidant: 0.03 part of tetrakis(3,5-di-tert-butyl-4-hydroxyphenyl) propionate] pentaerythritol and 0.03 part of tris(2.4-di-tert-butylphenyl) phosphite;
[0073] Inorganic filler: 3 parts of talcum powder (particle size is 1500 mesh);
[0074] Heat stabilizer: 0.06 parts of hypophosphorous acid and 0.6 parts of boric acid;
[0075] Lubricants: 0.1 part of calcium stearate, 0.1 part of polyethylene oxide and 0.3 part of polylactic acid;
[0076] The preparation method of described polyvinyl alcohol masterbatch is specifically:
[0077] First, add poly...
Embodiment 2
[0080] Polyvinyl alcohol masterbatch, its formula is:
[0081] Polyvinyl alcohol: 80 parts of polyvinyl alcohol (30 orders of particle diameter, 1000 degree of polymerization, degree of alcoholysis 92.0 (mol)%, volatile component content 2.0%wt);
[0082] Starch: 3 parts of corn starch (11.5%wt volatile matter);
[0083] Plasticizer: 13 parts of glycerin, 4 parts of polyethylene glycol 400 and 3 parts of sorbitol;
[0084] Antioxidant: 0.03 part of tetrakis(3,5-di-tert-butyl-4-hydroxyphenyl) propionate] pentaerythritol and 0.03 part of tris(2.4-di-tert-butylphenyl) phosphite;
[0085] Inorganic filler: 3 parts of talcum powder (particle size is 1500 mesh);
[0086] Heat stabilizer: 0.06 parts of hypophosphorous acid and 0.6 parts of boric acid;
[0087] Lubricants: 0.2 parts of glyceryl monostearate, 0.3 parts of polyethylene oxide and 3.5 parts of polylactic acid;
[0088] The preparation method of described polyvinyl alcohol masterbatch is specifically:
[0089] First, ...
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