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. 21, 1981
Filed:
Jun. 04, 1976
Applicant:
Inventors:
Walter Marconi, San Donato Milanese, IT;
Francesco Bartoli, Rome, IT;
Silvio Gulinelli, Monterotondo, IT;
Franco Morisi, San Giovanni in Persiceto, IT;
Delio Zaccardelli, Monterotondo, IT;
Assignee:
Snamprogetti S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260-8 ; 260 / ; 264182 ; 264184 ; 264203 ; 525197 ; 525218 ; 525221 ;
Abstract
A method is disclosed for embedding sequestering agents in filamentary structures, the method comprising the steps of preparing an emulsion formed by an aqueous or nearly aqueous solution of the sequestering agent and a solution of the filament-forming polymer in an appropriate solvent, and spinning the emulsion in a coagulation bath.