Resin dispersion

C - Chemistry – Metallurgy – 08 – J

Patent

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Details

C08J 3/03 (2006.01)

Patent

CA 2693085

The invention relates to a resin dispersion, a method for production thereof and a product. According to the invention, a resin dispersion may be prepared, during the processing of which the release of polluting materials may be avoided, wherein the resin dispersion contains (I) 30 to 100 wt. % epoxide resin, 0-70 wt. % Novolak resin based on the mass of both resin components, (II) 4 to 18 wt. %, based on the total weight, of a co-dispersing agent made from ricin oil ethoxylate, hydrated ricin oil ethoxylate, alkylphenol ethoxylate, fatty alcohol ethoxylate, oleic acid ethoxylate, oxoalcohol ethoxylate, fatty alcohol alkoxylate and/or polyvinyl alcohol and (III), optionally, 0 to 20 wt. %, based on the total mass, of further conventional adjuncts.

L'invention concerne une dispersion de résine, un procédé de fabrication de celle-ci et un produit. L'invention vise à produire une dispersion de résine dont le traitement ne dégage pas de substances polluantes. A cet effet, la dispersion de résine contient (I) 30 à 100 % en poids de résine époxyde et 0 à 70 % en poids de résine de novolaque, par rapport au poids des deux composants résine; (II) 4 à 18 % en poids, par rapport au poids total, d'un agent de codispersion à base d'éthoxylate d'huile de ricin, d'éthoxylate d'huile de ricin hydrogéné, d'éthoxylate d'alkylphénol, d'éthoxylate d'alcool gras, d'éthoxylate d'alcool oléique, d'éthoxylate d'oxoalcool, d'alcoxylate d'alcool gras et/ou de polyvinylalcool; et (III), éventuellement 0 à 20 % en poids, par rapport au poids total, d'autres additifs habituels.

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