Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1986-04-04
1988-01-12
Foelak, Morton
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C08K 559
Patent
active
047192577
ABSTRACT:
Polyolefin resins are thermally stabilized and are also stabilized against yellowing from nitrogen oxide gases by incorporating 3,9-bis[2- 3-(3-tert-butyl-4-hydroxy-5-methylphenyl)propionyloxy -1,1-dimethylethyl]-2,4,8,10-tetraoxaspiro[5.5]undecane.
REFERENCES:
patent: 4507417 (1985-03-01), Ishii et al.
patent: 4576734 (1986-03-01), Ishii et al.
Chemical Abstracts 101, vol. 2, No. 8213w.
Ishii Tamaki
Okamura Haruki
Sasaki Manji
Shionoya Masahisa
Yachigo Shin-ichi
Foelak Morton
Morgan Kriellion
Sumitomo Chemical Company Ltd.
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