Polyethylene containing diphenyl thiourea thermal stabilizers

Details Polyethylene containing diphenyl thiourea thermal stabilizers Polyethylene containing diphenyl thiourea thermal stabilizers

1976-01-26

1976-11-30

Hoke, V.P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 285D, 260 459NC, C08K 536

Patent

active

039948463

ABSTRACT:
A thermoplastic moulding material utilizing Polyethylene having a molecular weight above 1,000,000 is provided. Moulding properties are improved by adding to the polymerizate a diphenylthiourea of the general formula: ##SPC1##
Where R, and R.sub.2 are selected from the group consisting of hydrogen, alkyl groups with 1 to 8 carbon atoms and alkoxy groups with 1 to 4 carbon atoms. R, and R.sub.2 may be the same or different. Lubricants may also be added to the polymerizate.

REFERENCES:
patent: 2651620 (1953-09-01), Hill et al.
patent: 2651621 (1953-09-01), Hill et al.
patent: 2651622 (1953-09-01), Hill et al.
patent: 2651667 (1953-09-01), Hill et al.
patent: 2960488 (1960-11-01), Tamblyn et al.
patent: 3238176 (1966-03-01), Brooks et al.
patent: 3651623 (1953-09-01), Hill et al.

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