The effect of pH, temperature, dye concentration, and additives on the adsorption of the dyes FD & C (Food, Drugs & Cosmetics) Blue 1 and Blue 2 upon the polyamides nylon 4-7,9, and 10-12 was studied and a correlation between these parameters and the dye uptake was found. The adsorption kinetics of
Interaction of dyes used for foods with food packaging polyester fibers
β Scribed by I. Arvanitoyannis; E. Tsatsaroni; E. Psomiadou; J. M. V. Blanshard
- Publisher
- John Wiley and Sons
- Year
- 1994
- Tongue
- English
- Weight
- 849 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0021-8995
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A study of the interaction of fatty foods with rigid PVC packages was undertaken, using fatty acid esters CH,(CH,),-,COOR (8 I n I 18; R = Me, Et) as food simulants. Determination a t 50Β°C of weight uptaken by PVC and of depth of penetration of the simulant into the material allowed us to define the