Stabilization of talc-filled polystyrene

Details Stabilization of talc-filled polystyrene Stabilization of talc-filled polystyrene

1976-07-19

1977-09-13

Person, Sandra M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 4245, 260873, C08K 334

Patent

active

040481387

ABSTRACT:
A talc-filled polystyrene composition which is stabilized against short-term color degradation is described. The composition comprises polystyrene, talc, and a polyester-forming mixture of a polybasic organic acid or anhydride, preferably trimellitic anhydride, and a polyhydric alcohol, preferably a polyethylene glycol.

REFERENCES:
patent: 3553158 (1971-01-01), Gilfillan
patent: 3799906 (1974-03-01), Kietzman

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