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:
Apr. 18, 1989
Filed:
Jun. 26, 1986
Applicant:
Inventors:
Bo Ekman, Malmo, SE;
Ake Lindahl, Skurup, SE;
Assignee:
Norsk Hydro A.S., Oslo, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
264-43 ; 264-4 ; 264-41 ; 264-46 ; 264-47 ; 252304 ; 252310 ; 252314 ; 4272133 ; 42721332 ; 42721333 ;
Abstract
A method of producing small spherical polymer particles from systems containing two liquid phases, the one phase of which contains one or more dissolved substances and is dispersed in the form of small droplets in the other phase to form an emulsion, whereafter the droplets are converted to a solid form. The liquid phases used are two mutually immiscible aqueous phases.
Ekman, Bo. (1989). Method for producing small, spherical polymer particles (U.S. Patent No. 4822535). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4822535
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile