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, 1998
Filed:
Mar. 26, 1996
Applicant:
Inventors:
Hiroyoshi Kaito, Yokkaichi, JP;
Kazunori Yano, Yokkaichi, JP;
Akeharu Wakayama, Yokkaichi, JP;
Masahide Ochiumi, Yokkaichi, JP;
Assignee:
Mitsubishi Chemical Corporation, Tokyo-To, JP;
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; C08F / ;
U.S. Cl.
CPC ...
26421119 ; 26421123 ; 26421124 ;
Abstract
The amount of impurities contained in a modified polyolefin obtained by means of melt-kneading grafting is reduced by melt-kneading the modified polyolefin in the presence of water. A melt-kneading machine having a vent port is typically used in this process.