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:
Jul. 01, 1997
Filed:
Jun. 06, 1995
Applicant:
Inventors:
Harold Reid Banyay, Bensalem, PA (US);
Michael S Cholod, Bensalem, PA (US);
Laurence Mitchell Kolanko, Mt. Holly, NJ (US);
Bonnie Vineis Smith, Magnolia, NJ (US);
Assignee:
Ato Haas B.V., The Netherlands, US;
Primary Examiner:
Int. Cl.
CPC ...
A21C / ;
U.S. Cl.
CPC ...
428 341 ; 425363 ; 4253812 ;
Abstract
A melt calendered sheet and a process for making melt calendered sheet having excellent transparency and solvent craze resistance. Clear melt calendered sheet having a critical stress rating above 12,000 KPa, heat distortion temperature above 85.degree. C., and flexural modulus above 3,275 MPa is produced from acrylic copolymer having a melt flow rate of from about 0.3 to about 1.3 grams/10 minutes.