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US 2014/0228528 A1Published application
Polyguanidine silicate and use thereof
AssigneeMindinvest Holdings Ltd.
InventorsOskar Schmidt, Nikita Schmidt, Christoph Schmidt
Life of this patent
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Abstract
A polyguanidine silicate obtainable by reacting a polymeric guanidine salt provided in an aqueous solution with an aqueous solution of a sodium and/or potassium silicate.
Claims20
1-18. (canceled)
A method of manufacturing a polyguanidine silicate comprising:
- mixing a first aqueous solution comprising a polymeric guanidine salt with an inorganic or organic acid in a dissolved state with a second aqueous solution containing sodium and/or potassium silicate in a dissolved state,
- whereby the polyguanidine silicate forms as a solid as well as a sodium and/or potassium salt of the inorganic or organic acid, which salt is present in dissolved form, whereupon the solid is separated.
A polyguanidine silicate manufactured according to claim 1.
A drug composition comprising the polyguanidine silicate manufactured according to claim 1, wherein the polyguanidine silicate is a drug substance.
Dependencies are inferred from the claim text.