Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1989-06-01
1991-05-14
Lovering, Richard D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
25240024, 524100, 524126, 524128, 524424, C08K 534, C08K 53432, C08K 53492
Patent
active
050156799
ABSTRACT:
Polyolefin material having improved resistance to heat and discoloration comprising amount of a stabilizing composition said stabilizing composition comprising a relatively high molecular weight hindered amine compound and an organic phosphorus compound having relatively low hygroscopicity and a hydrotalcite.
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patent: 4670489 (1987-06-01), Takahashi et al.
patent: 4857230 (1989-08-01), Matsumura
Kurtzman M. B.
Lovering Richard D.
Simmons T. D.
Tonen Sekiyukagagaku K.K.
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