C - Chemistry – Metallurgy – 08 – B
Patent
C - Chemistry, Metallurgy
08
B
260/223
C08B 37/18 (2006.01)
Patent
CA 1304357
60412-1762 APPARATUS AND METHOD FOR SEPARATING SEA PLANTS ABSTRACT OF THE DISCLOSURE The method of separating lambda-carageenan-containing sea plants from kappa-carrageenan-containing sea plants in a mixture of said plants which comprises treating said mixture with an aqueous solution at a pH above about 10 and at a temperature from 5° to 95°C, said solution containing a cation selected from the group consisting of ammonium, potassium, rubidium, cesium, calcium, barium, strontium and magnesium to preferentially hydrate the first said plants in said mixture until they exhibit compacted sticky characteristics while the second said plants retain substantially their hard incompactible fronded characteristics, pressing said treated mixture against a perforate surface to extrude the first said plants through said perforations while leaving the second said plants on said perforate surface, and separating the second plants from said perforate surface.
568728
Carratech Inc.
Smart & Biggar
Whitaker R. John
LandOfFree
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