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B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
B01J13/0004—Preparation of sols
B01J13/0034—Additives, e.g. in view of promoting stabilisation or peptisation
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
B01J13/0004—Preparation of sols
B01J13/0043—Preparation of sols containing elemental metal
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Dispersion Chemistry
(AREA)
Chemical Kinetics & Catalysis
(AREA)
Manufacture Of Metal Powder And Suspensions Thereof
(AREA)
Colloid Chemistry
(AREA)
Description
BERLIN. CEDRUCKT IN DER REICHSDRUCKEREI,BERLIN. PRINTED IN THE REICHSDRUCKEREI,
Claims (1)
Patent-An Spruch:Patent-An saying:Verfahren zur Darstellung Silber in kolloider und beständiger Form enthaltender Präparate,
dadurch gekennzeichnet, daß man Silber bei Gegenwart von Spaltungs- und Abbauprodukten des Glutins in organisch
saurer Lösung mit Ameisensäure reduziert und die erhaltene Kolloidlösung zur Trockne
eindampft.Process for the preparation of preparations containing silver in colloidal and permanent form,
characterized in that silver in the presence of cleavage and degradation products of glutin in organic
acidic solution reduced with formic acid and the resulting colloid solution to dryness
evaporates.