C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
400/1000, 400/30
C07F 9/40 (2006.01) C07F 9/145 (2006.01) C08G 63/692 (2006.01) C08G 79/02 (2006.01) C08G 79/04 (2006.01) C08K 5/51 (2006.01) C08K 5/5333 (2006.01) C08L 101/00 (2006.01)
Patent
CA 1239420
Polymeric hindered phosphonate stabilizers Abstract of the Disclosure Polymeric hindered secondary phosphonates which have the repeating structural unit of the formula Image are useful as stabilizers for organic polymers to counteract the degradative effects of heat, light and air.
445611
Pastor Stephen D.
Spivack John D.
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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