C - Chemistry – Metallurgy – 08 – K
Patent
C - Chemistry, Metallurgy
08
K
400/6305, 400/83
C08K 5/34 (2006.01) C08K 5/3467 (2006.01) C08K 5/3492 (2006.01)
Patent
CA 1303277
3-157571= Stabilisation of polyphenylene ethers with macrocyclic polyalkyl- piperidine compounds Abstract of the Disclosure Macrocyclic polyaminotriazines containing tetramethylpiperidine side groups are suitable for use as stabilisers, in particular against degradation by UV light, for polyphenylene ethers. They have the advantage that they do not impair, or impair only to an insignifi- cant degree, the dimensional stability under heat of these polymers.
529603
Berger Kurt
Mutterer Francis
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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