Aqueous coating composition comprising an autoxidisable amide group containing resin
US8337955B2 · kind B2 · utility
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Key dates
| Filing date | Mar 31, 2009 |
| Grant date | Dec 25, 2012 |
| Priority date | — |
| Expiry date | Oct 24, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D179/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An aqueous coating composition comprising an autoxidisable amide group containing resin having ≧30 wt % of fatty acid residues by weight of autoxidisable amide group containing resin; a Tg in the range of from −40 to +35° C.; ND×AV≦22 mg KOH/g; a Mw in the range of from 2,500 to 20,000 g/mol; a PDi less than 10; an amide group content of at least 10 mmoles/100 g solid; and said composition having: a co-solvent content less that 25 wt %; a N-methylpyrrolidone content <13 wt % by weight of solids; a solids content >38 wt %; and when a film, a telegraphing value of less than 20 gloss units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.