Water-soluble polyaminoamides comprising 1,3-diimines as...

Details Water-soluble polyaminoamides comprising 1,3-diimines as... Water-soluble polyaminoamides comprising 1,3-diimines as...

2005-05-03

2005-05-03

Buttner, David J. (Department: 1712)

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

C252S588000, C252S576000, C524S086000, C524S104000, C524S105000, C525S421000, C525S422000, C528S342000, C528S335000, C528S332000, C528S336000, C424S070100, C424S070200, C424S070600, C424S070700, C424S070900, C424S070110, C424S070120, C424S070220, C424S070270

Reexamination Certificate

active

06887400

ABSTRACT:
A UV-protective composition comprising a water-soluble polyaminoamide containing 1,3-diimine groups, wherein the polyaminoamide containing 1,3-diimine groups absorbs ultraviolet light radiation having a wavelength of about 200 nm to about 420 nm, and methods of treating substrates with the UV-protective polyaminoamide containing 1,3-diimine groups.

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Chen, L-W., Kuo, Y-H., “Synthesis and Properties of Polyamides Containing Imidazoline Rings”, Macromol. Symp. 118, pp. 117-127, 1997.

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