The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 31, 2005
Filed:
Jun. 01, 2001
Robert Lines, Northumberland, GB;
David Neil Williams, Newcastle upon Tyne, GB;
Stefano Turri, Milan, IT;
Robert Lines, Northumberland, GB;
David Neil Williams, Newcastle upon Tyne, GB;
Stefano Turri, Milan, IT;
International Coatings Limited, London, GB;
Ausimont S.p.A., Milan, IT;
Abstract
A process for inhibiting the fouling of a substrate in a marine fouling environment, which comprises forming on the substrate, before exposure to the said environment, a coating comprising a curable fluorinated resin of the general formula: W-L-YFC—O—R—CFY-L-W wherein: W is a group of the general formula —Si(R)(OR), wherein α=0, 1, or 2, preferably α=0, Rand Rindependently have the meaning of linear of branched C-Calkyl groups, optionally containing one or more ether groups, or C-Caryl or alkyl groups, and preferably Rand Rare C1-C4 alkyl groups; L is an organic linking group; Y is F or CF; and Ris a group having an average molecular weight by number between 350 and 8000, preferably between 500 and 3000, and comprising repeating units having at least one of the following structures randomly distributed along the chain: —CFXO—, CFCFO—, CFCFCFO—, CFCFCFCFO—, CRRCFCFO—, —(CF(CF)CFO)—, —CFCF(CF)O—, wherein X is F or CF, Rand Rindependently have the meaning of H, Cl, or C1-C4 perfluoroalkyl.