COMPOSITION FOR INHIBITING FORMATION OF DEPOSITS OF CALCIUM SALTS Russian patent published in 2014 - IPC D21C3/22 D21C11/10 C02F5/10 C02F5/12 C02F5/14 

FIELD: textiles, paper.

SUBSTANCE: method comprises adding an effective amount of composition inhibiting deposition to the alkaline aqueous mixture in the boiler for pulping method. At that the composition comprises at least one phosphonate component (I) and at least one component (II) consisting of at least one carboxylated fructan compound. Also the invention relates to embodiments of a method of inhibiting the formation of calcium salt deposition in an aqueous system in a selected alkaline pulping method, and a method of producing pulp and the composition itself for inhibiting the formation of calcium salt depositions in an aqueous system in an alkaline pulping method.

EFFECT: use of this invention enables to inhibit more effectively the formation of calcium salt depositions.

15 cl, 2 ex, 3 dwg