Food cans coated with a composition comprising an acrylic...

Details Food cans coated with a composition comprising an acrylic... Food cans coated with a composition comprising an acrylic...

C - Chemistry, Metallurgy

09

D

C09D 133/06 (2006.01)

Patent

CA 2648083

Food cans coated at least in part on the interior with a composition comprising an acrylic polymer and a crosslinker are disclosed. The composition is substantially epoxy-free and substantially polyester-free. The acrylic polymer has a weight average molecular weight of greater than or equal to 41,000 and an acid value of < 30 mg KOH/g. Food cans coated at lease in part on the interior with a composition having a tensile strength of greater than 11 MPa are also disclosed.

L'invention concerne des boîtes de conserves qui sont revêtues au moins partiellement à l'intérieur d'une composition comprenant un polymère acrylique et un réticulant. Ladite composition est sensiblement exempte d'époxy et de polyester. Le polymère acrylique a un poids moléculaire moyen pondéré supérieur ou égal à 41.000 et un indice d'acidité de < 30mg KOH/g. L'invention concerne également des boîtes de conserves revêtues au moins partiellement à l'intérieur d'une composition dont la résistance à la traction est supérieure à 11 MPa.

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