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:
Mar. 06, 2012
Filed:
Nov. 08, 2005
Applicants:
David Bedner, Manchester, NH (US);
William D. Varnell, Concord, NH (US);
Inventors:
David Bedner, Manchester, NH (US);
William D. Varnell, Concord, NH (US);
Assignee:
Isola USA Corp., Chandler, AZ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/09 (2006.01); C08K 5/52 (2006.01); C08G 18/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
Flame retardant compositions that are halogen-free or substantially halogen-free are disclosed. In certain examples, the compositions comprise a halogen-free or substantially halogen-free epoxide and one or more phosphorated compounds. In some examples, the phosphorated compound comprises an average particle size less than 10 microns. In other examples, the phosphorated compound provides a surface area of 78.5 μmto about 1965 μm. Prepregs, laminates, molded articles and printed circuit boards using the compositions are also disclosed.