Sandra L Case

US Patent:

20090110835, Apr 30, 2009

Filed:

Oct 30, 2008

Appl. No.:

12/261726

Inventors:

MARK W. PRESSLEY - Cary NC, US
Kirk J. Abbey - Garner NC, US
Sandra L. Case - Holly Springs NC, US

International Classification:

B05D 3/00
C08K 5/01

US Classification:

427331, 524474, 524481

Abstract:

An adhesive composition is provided which is capable of bonding to metallic surfaces which are contaminated with oil or oily residue. An adhesion improving additive is added to the base adhesive/coating composition which enables the adhesive to achieve better bonding to oily substrates. Addition of the adhesion improving additive improves the adhesion of adhesives, sealants, and coatings to the oily substrates used in the automotive and industrial markets. The an adhesion improving additive is an aliphatic molecule of at least 8 carbon atoms or having an aliphatic end group or side chain of least 6 carbon atoms, and wherein the adhesion improving additive comprises a boiling point of at least 30 C.