Poly-1-butene resin composition

Details Poly-1-butene resin composition Poly-1-butene resin composition

1983-05-09

1985-07-30

Michl, Paul R.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

524291, 524342, F16L 900

Patent

active

045321655

ABSTRACT:
A resin composition comprising a poly-1-butene polymer and at least one hindered phenol selected from the group consisting of (a) 3,5-di-tert-butyl-4-hydroxybenzoates of the following formula ##STR1## wherein R represents an alkyl group having 1 to 18 carbon atoms or an aryl group having 6 to 18 carbon atoms, (b) 1,3,5-trimethyl-2,4,6-tris(3,5-di-tert-butyl-4-hydroxybenzyl)benzene, (c) 1,3,5-tris(4-tert-butyl-3-hydroxy-2,6-dimethylbenzyl)isocyanurate, (d) tris(3,5-di-tert-butyl-4-hydroxybenzyl)isocyanurate, (e) n-octadecyl-3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate, (f) a nickel salt of a monoethyl ester of bis(3,5-di-tert-butyl-4-hydroxybenzylphosphonic acid), (g) 2,2'-dihydroxy-3,3'-di(.alpha.-methylcyclohexyl)-5,5'-di-methyl-diphenylme thane, (h) 4,4'-thiobis(3-methyl-6-tert-butyl-phenol), (i) 1,1,3-tris(2-methyl-4-hydroxy-5-tert-butyl-phenyl)butane, (j) tetrakis[methylene-3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate]methane , and (k) 4,4'-methylene-bis(2,6-di-tert-butyl-phenol), and further optionally, at least one compound selected from the group consisting of (l) 2,6-tert-butyl-p-cresol, (m) tris(2,4-di-tert-butyl-phenol)phosphite, and (n) tocopherol.

REFERENCES:
patent: 3285855 (1966-11-01), Dexter et al.
patent: 3310575 (1967-03-01), Spivack
patent: 3531483 (1970-09-01), Giles
patent: 3856726 (1974-12-01), Menzel et al.
patent: 3949024 (1976-04-01), Beck et al.
patent: 4077902 (1978-03-01), Moser et al.
patent: 4143099 (1979-03-01), Duncan
patent: 4248594 (1981-02-01), Tucker et al.
Chemical Abstracts, vol. 95, No. 9, p. 594, (No. 786296).
Degradation and Stabilization of Polyolefins Symposium, No. 57, pp. 153-159, 249-253, (1976).

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