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:
Nov. 01, 2011
Filed:
Sep. 05, 2006
Alexander Leo Yahkind, West Bloomfield, MI (US);
Xueting Qiu, West Bloomfield, MI (US);
Dhruv Vrajlal Parekh, Troy, MI (US);
Alexander Leo Yahkind, West Bloomfield, MI (US);
Xueting Qiu, West Bloomfield, MI (US);
Dhruv Vrajlal Parekh, Troy, MI (US);
Akzo Nobel Coatings International B.V., Arnhem, NL;
Abstract
Novel low viscosity oligomeric polyols and the use thereof in coating compositions are disclosed. The novel low viscosity oligomeric polyols may be prepared by reacting at least one melamine aldehyde resin and at least one of α,β-diol, α,γ-diol, or mixture thereof. The reaction may occur in the presence of an acid catalyst. Coating compositions with a low VOC able to cure under ambient and forced dry conditions while providing good application and performance characteristics, such as an improved scratch resistance, are also disclosed.