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. 27, 1980
Filed:
Nov. 16, 1978
Applicant:
Inventors:
Peter J Canterino, Towaco, NJ (US);
Harold A Arbit, Highland Park, NJ (US);
Assignee:
Mobil Oil Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
428315 ; 2041592 ; 426127 ; 426129 ; 426234 ; 521 79 ; 521146 ; 521915 ;
Abstract
There are provided shaped articles, such as trays and food containers, thermoformed from oriented poly (p-methylstyrene) sheet, oriented foamed poly (p-methylstyrene) film with oriented poly (p-methylstyrene) foam or polystyrene foam, that have been cross-linked by exposure to radiation. Such articles are resistant to fats and fatty foods contained therein can be placed in microwave ovens without destruction by hot, melted fats. The articles can also withstand conventional oven temperatures.