FIELD: chemistry.
SUBSTANCE: invention relates to an adhesive composition for forming multilayer coatings on heavy industrial equipment, such as pipelines. The adhesive polymer composition contains a mixture of a homoethylene polymer and/or an ethylene copolymer which is a copolymer of ethylene and an alkene, and a polar ethylene copolymer. The polar ethylene copolymer is a copolymer of ethylene and a monomer selected from acrylate and acrylic acid. The homoethylene polymer and/or ethylene copolymer contain chains to which maleic acid or maleic anhydride is grafted. The adhesive polymer composition is used in a multilayer coating for steel pipes.
EFFECT: adhesive polymer composition has good adhesive properties in a wide temperature range, in a wide range of substrate properties and, if necessary, good processability of a film containing said composition.
9 cl, 3 tbl, 9 ex, 2 dwg
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Authors
Dates
2013-03-10—Published
2009-02-18—Filed