RU98120855A - ENZYMED GRANULATE WITH IMPROVED SOLUBILITY - Google Patents

Claims (18)

1. An enzymatic granulate intended for incorporation into a detergent or detergent and containing an enzyme and an inorganic and / or organic material carrier, as well as an auxiliary agent for granulation, characterized in that it contains phosphated starch as an auxiliary agent for granulation.  2. The enzyme granulate according to claim 1, characterized in that the average degree of phosphate starch is in the range from 1.5 to 2.5.  3. The enzyme granulate according to claim 1 or 2, characterized in that it contains 0.01-20 wt.%, Based on the dry matter of the enzyme, in particular protease, lipase, amylase and / or cellulase, 50-90 weight. % inorganic and / or organic carrier material and 1-50 wt.% system of auxiliary means for granulation, including phosphated starch, as well as water as a residue up to 100 wt.%. 4. Enzyme granulate according to one of paragraphs. 1-3, characterized in that it contains, as a system of auxiliary means for granulation, a mixture comprising, counting on the finished granulate, 0.1-20 wt.%, Mainly 0.5-15 wt. %, phosphated starch and 0.1-15 wt.%, mainly 0.5-10 wt.%, polyethylene glycol having an average mol. wt. from 200 to 6000, 1,2-propylene glycol and / or polyethoxylates with the formula 1:
R- (OCH ₂ CH ₂ ) _n -OH,
where R denotes an alkyl or alkenyl radical with a straight or branched chain containing up to 3 double bonds C — C and from 8 to 22 carbon atoms, and the average degree of ethoxylation n is expressed as a number from 10 to 80.  5. Enzyme granulate according to one of paragraphs. 1-4, characterized in that the carrier material, in relation to the granulate, 20-70 wt.%, Mainly 25-60 weight. %, swellable starch in water, in particular corn starch.  6. Enzyme granulate according to one of paragraphs. 1-5, characterized in that the carrier material contains, in relation to the granulate, 10-35 wt.%, Mainly 15-25 wt.% Of grain flour, in particular, flour from wheat, rye, barley, oats and mixtures thereof , up to 10 wt.%, mainly 2-6 wt.%, cellulose, layered silicate, carbonate, chloride, sulfate and / or acetate of an alkali metal, and / or auxiliary means for granulation, containing additionally up to 15 wt.%, preferably 0 , 5-10 wt.%, Oligomer or polymer of natural or synthetic origin, soluble or dispersible in water.  7. Enzyme granulate according to one of paragraphs. 1-5, characterized in that the carrier material does not contain grain flour.  8. Enzyme granulate according to one of paragraphs. 1-7, characterized in that it contains a protease with an activity of 60 000-50 000 PE, mainly 140 000-280 000 PE, per gram of granulate.  9. Enzyme granulate according to one of paragraphs. 1-8, characterized in that it has an average granule size of 0.3-3 mm, mainly 0.5-1.5 mm, and contains up to 5 wt.%, Mainly not more than 1 wt.%, Particles with a size of less than than 0.3 mm and up to 5 wt.%, mainly less than 1 wt.%, particles with a size of more than 1.6 mm  10. Enzyme granulate according to one of paragraphs. 1-9, characterized in that in an aqueous medium at a temperature of 30 ° C, it releases at least 90% of its enzymatic activity within 5 minutes  11. Enzyme granulate according to one of paragraphs. 1-10, characterized in that when it is dissolved in an amount of 8 g in 2000 ml of water at 30 ° C after 90 s, it gives a residue on a sieve with a hole size of 0.2 mm (exit from the sieve) of less than 3 weight. %, mainly less than 1.5 wt.%.  12. A method of manufacturing enzyme granules intended for introduction into a detergent or cleaning agent and having a particle size of 0.3-3 mm by extruding a preliminary enzyme-containing mixture obtained by mixing an aqueous enzyme-containing liquid with an inorganic and / or organic carrier material and an auxiliary agent for granulation as additives, spherical extrudate particles in a device for rounding, drying and coating, including a dye or pigment, characterized in m, which is the enzyme-aqueous liquid is mixed with an additive comprising a carrier material and granulation auxiliary agent which contains phosphated starch or a system of auxiliary agents for granulation consisting of phosphated starch and polyethylene glycol and / or ethoxylate of the formula (1).  13. The method according to p. 12, characterized in that the aqueous enzyme-containing liquid is an enzyme-containing broth freed by microfiltration from insoluble components and concentrated.  14. The method according to p. 12 or 13, characterized in that they mix 10-50 weight. h of concentrated enzyme-containing broth, 70-90 weight. h of carrier material 0.5-10 weight. h auxiliary means or system of auxiliary means for granulation.  15. The method according to one of paragraphs. 12-14, characterized in that the carrier material contains, based on the finished enzyme granulate, 10-70 wt.% Swellable starch in water, 3-10 wt.% Sucrose, up to 70 wt.%, Mainly 10-70 wt. % cereal flour and up to 10 wt.% cellulose powder.  16. The method according to one of paragraphs. 12-15, characterized in that the extrusion is carried out using a perforated plate, the holes of which have a size of 0.7-1.2 mm 17. The method according to one of paragraphs. 12-16, characterized in that the extrudate after its particles are given a spherical shape, dried at a temperature of 35-50 ^o C to a moisture content of 4-10 wt.%.  18. The use of enzyme granulate according to one of paragraphs. 1-11 or granules obtained by the method according to one of paragraphs. 12-17, for the manufacture of a solid detergent or detergent, mainly a granular consistency.