C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
117/205, 402/403
C08F 220/22 (2006.01) B05D 7/02 (2006.01) C08F 220/26 (2006.01) C08F 220/28 (2006.01) C08J 7/04 (2006.01) C09D 133/14 (2006.01)
Patent
CA 2035894
Acrylic copolymer including, for 100 parts by weight: from 2 to 65 parts by weight of at least one (Meth)acrylate of polyoxyether of formula (I) in which: R1 is a methyl radical or an atom of hydrogen; R2 is a hydrocarbon radical with between 1 to 18 atoms of carbon; 1 </= m </= 20 and 1 </= n </= 20; between 1 to 6 parts by weight of (meth)acrylic anhydride; between 0 to 65 parts by weight of at least one (meth)acrylate of fluorinated alkyl, and between 0 an 97 parts by weight of at least one methacrylate of alcoxyalkyl. Process for coating bituminous material, according to which the material is coated with a formulation including an aqueous dispersion of a copolymer such as defined above.
Copolymère acrylique comprenant, pour 100 parties en poids: de 2 à 65 parties en poids d'au moins un (méth)acrylate de polyoxyéther de formule (I), dans laquelle: R1 est un radical méthyle ou un atome d'hydrogène; R2 est un radical hydrocar- bone ayant de 1 à 18 atomes de carbone: 1 ? m ? 20 et 1 ? n ? 20: de 1 à 6 parties en poids d'anhydride (méth)acrylique; de 0 à 65 parties en poids d'au moins un (meth)acrylate d'alkyle fluore, et de 0 à 97 parties en poids d'au moins un (méth)acrylate d'alcoxyalkyle. Procédé de revêtement de materiau bitumineux, suivant lequel ledit matériau est revêtu d'une formulation compre- nant une dispersion aqueuse d'un copolymere tel que défini ci-dessus.
Legros Robert
Tripette Claude
Wiegert Bernard
Atochem
Swabey Ogilvy Renault
LandOfFree
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