Ultraviolet light stabilizing sterically hindered polyoxyalkylen

Details Ultraviolet light stabilizing sterically hindered polyoxyalkylen Ultraviolet light stabilizing sterically hindered polyoxyalkylen

1984-06-27

1985-07-02

Michl, Paul R.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546186, 524 99, 524103, C07D40112, C07D21158

Patent

active

045269726

ABSTRACT:
This invention relates to ultraviolet light stabilizing hindered polyoxyalkylene polyamines. The products of the present invention can be utilized as ultraviolet light stabilizers for a wide variety of commercial products such as water base paints, oil base paints, polyethylenes, polypropylenes, polyurethanes, etc. The products have the formula: ##STR1## wherein: R represents an alkylene, alkyl, aralkyl, alkaryl or aryl group containing 1 to 24 carbon atoms,

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"Sterically Hindered Amines and Nitroxyls as Polymer Stabilizers", Dagonneau, Ivanov, Rozantsev, Sholle & Kagan (Lab. Rech. Macromol. Sci. Rev. Macromol. Chem. Phys., 1982, C22(2), 169-202 (Eng.).
"Light Stabilization of Polyurethanes", K. Berger, Kunstat. Fortschrittake, 1980, 7, 80-94.

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