C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
400/3079, 400/64
C08K 5/15 (2006.01) C08K 5/1575 (2006.01) C08L 23/02 (2006.01)
Patent
CA 1276364
ABSTRACT A method is provided for improving the thermal stability of polyolefin resins and preventing the resins from yellowing by nitrogen oxide gases. The method comprises blending polyolefin resins with 0.001 to 5 parts by weight of 3,9-bis[2-(3-(3-tert-butyl-4-hydroxy-5- methylphenyl)propionyloxy)-1,1-dimethylethyl] -2,4,8,10- tetraoxaspiro[5.5]undecane based on 100 parts by weight of the resins.
506134
Ishii Tamaki
Okamura Haruki
Sasaki Manji
Shionoya Masahisa
Yachigo Shinichi
Ridout & Maybee Llp
Sumitomo Chemical Company Limited
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