Cinnamamides and their use as stabilizers

Details Cinnamamides and their use as stabilizers Cinnamamides and their use as stabilizers

1995-09-29

1999-03-30

Richter, Johann

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

424 60, 558388, 558389, 558390, 558393, 558401, 558404, 564155, 564156, 564161, A61K 742, C07C25500, C07C23300

Patent

active

058884815

ABSTRACT:
The invention relates to novel cinnamamides, a process for their manufacture and their use as UV absorbers. The cinnamamides of the invention may be used as UV absorbers in a variety of engineered resins such as polyamides (especially nylon 6 and 6,6), polycarbonates, polyacetals, polysulfones, polyimides, polyaryletherketones, and polyesters, (especially PET and PBT), as well as, other polymers such as polyvinylchloride and polyolefins (polyethylenes and polypropylenes).

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patent: 5342955 (1994-08-01), Wooden et al.
patent: 5382595 (1995-01-01), Minami et al.

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