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:
May. 19, 1992
Filed:
Sep. 25, 1990
Murali K Akkapeddi, Morris Township, Morris County, NJ (US);
Bruce VanBuskirk, Dover, NJ (US);
Timothy J Kraft, Pompton Plains, NJ (US);
Allied-Signal Inc., Morris Township, Morris County, NJ (US);
Abstract
A modified styrenic polymer is described, which comprises the reaction product of said polymer with an ethylenically unsaturated grafting agent having the formula: ##STR1## wherein one to three of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are moieties containing reactive groups selected from carboxylic acid, acid anhydride, acid amide, imido, carboxylic ester, amino, hydroxyl, epoxy, isocyanate, carbamate, carbamoyl lactam, acyl lactam, pyridyl, 1,3-oxazoline, 1,3 oxazine, oxazolone, oxazinones, and any derivatives, combinations and mixtures thereof;