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:
Jun. 18, 1991
Filed:
Aug. 28, 1989
Applicant:
Inventors:
Assignee:
Dainippon Ink and Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
159 274 ; 159 431 ; 159 471 ; 159D / ; 159D / ; 528501 ;
Abstract
An apparatus for devolatilizing liquid composition containing polymer and volatile constituents including a heat exchanger, a volatilizer coupled to the underside of the heat exchanger and a vacuum connected to the volatilizer, the apparatus further comprising a distributor provided between the heat exchanger and the volatilizer; and a method of devolatilizing liquid composition containing polymer and volatile constitutents using a devolatilization apparatus, the devolatilization apparatus comprising a heat exchanger, a volatilizer coupled to the underside of said heat exchanger, a vacuum connected to the volatilizer and a distributor provided between the heat exchanger and volatilizer.