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:
Sep. 04, 2012
Filed:
Feb. 05, 2010
Michael Jakupca, Canton, OH (US);
Jacob M. Lance, Dover, OH (US);
Nina Bersaglini, Magnolia, OH (US);
Donald Stevenson, Dover, OH (US);
Michael Jakupca, Canton, OH (US);
Jacob M. Lance, Dover, OH (US);
Nina Bersaglini, Magnolia, OH (US);
Donald Stevenson, Dover, OH (US);
Dover Chemical Corporation, Dover, OH (US);
Abstract
A process to stabilize a polymer is described utilizing the step of adding a phosphite reaction product of a triphenyl phosphite or lower molecular weight trialkyl phosphite (e.g., trimethyl phosphite) or triaryl phosphite, with from approximately 1 to 2 moles of preferably a paracumyl phenol, and with from approximately 1 to 2 moles of at least Ccarbon alkyl or Calkenyl alcohol. In one embodiment of the invention, the phosphite reaction product is formula (I)