C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 105/00 (2006.01) C09D 189/00 (2006.01)
Patent
CA 2756405
The invention concerns lake compositions based on natural macromolecules (gelatin, chitosan, pectine etc.) with possible additions of vinyl polymers, metal-alcoxides etc., characterized by a barrier effect modulated in situ, in particular as a function of the relative humidity in the exterior ambient.
L'invention porte sur des compositions de laque à base de macromolécules naturelles (gélatine, chitosane, pectine, etc.) avec des ajouts possibles de polymères vinyliques, d'alcoolates métalliques, etc., caractérisées par un effet barrière modulé in situ, en particulier en fonction de l'humidité relative de l'environnement ambiant extérieur.
Farris Stefano
Introzzi Laura
Piergiovanni Luciano
Rocca Roberto
Ronchi Giovanni
Mirante S.r.l.
Ridout & Maybee Llp
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