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:
Feb. 21, 1984
Filed:
Dec. 27, 1982
Applicant:
Inventors:
Theodore Largman, Morristown, NJ (US);
Shaul M Aharoni, Morris Plains, NJ (US);
Assignee:
Allied Corporation, Morris Township, Morris County, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
525420 ; 524147 ; 524149 ; 524151 ; 525419 ;
Abstract
A process for rapidly and substantially decreasing the melt index and increasing the viscosity of polymers of caprolactams during melt processing by forming a molten mixture of the polymer and a phosphite compound and heating the mixture until the desired change in melt index and viscosity are obtained.