Polymeric material composition
AssigneeUpl Ltd
InventorsRajan Ramakant Shirsat, Pradip Dattatray Wagh
Life of this patent
Estimating the term…
Abstract
The present invention provides a polymeric material composition comprising: (a) at least one superabsorbent polymer; and (b) 0.1% w/w to 2% w/w microporous silicon dioxide; wherein polymeric material composition exhibits non-hygroscopic characteristics with moisture content less than 15% w/w of the total weight of the polymeric material composition at room temperature. The present invention further provides process of preparing said polymeric composition and method of its application.
Claims9
A polymeric material composition comprising:
- (a) at least one superabsorbent polymer;
- and
- (b) 0.1% w/w to 2.5% w/w microporous silicon dioxide;
- wherein the composition has a moisture content of less than 15% w/w of the total weight of the composition at room temperature, wherein the at least one superabsorbent polymer has a particle size ranging from about 2,380 μm to about 149 μm, wherein the at least one superabsorbent polymer comprises starch-g-poly (2-propenamide-co-2-propenoic acid) potassium salt, and the composition has a moisture content lesser than 15% w/w of the total weight of said composition at room temperature in humidity ranging from 80-90%.
A process of preparing a polymeric material composition comprising a superabsorbent polymer, wherein the superabsorbent polymer comprises starch-g-poly (2-propenamide-co-2-propenoic acid) potassium salt;
- and 0.1% w/w to 2% w/w microporous silicon dioxide;
- wherein the polymeric material composition exhibits non-hygroscopic characteristics with moisture content less than 15% w/w of the total weight of the composition at room temperature and in humidity ranging from 80-90%, and wherein the superabsorbent polymer has a particle size ranging from about 2,380 μm to about 149 μm;
- and wherein process comprises the steps of:
- 1. contacting the superabsorbent polymer and microporous silicon dioxide in a mixing vessel;
- and
- 2. blending the contents of step (1) to obtain the polymeric material composition.
A method of treating soil, plants and plant propagation material by applying to their locus, a polymeric material composition comprising:
- at least one superabsorbent polymer, wherein the at least one superabsorbent polymer comprises starch-g-poly (2-propenamide-co-2-propenoic acid) potassium salt;
- and 0.1% w/w to 2% w/w microporous silicon dioxide, wherein the polymeric material composition exhibits non-hygroscopic characteristics with moisture content lesser than 15% w/w of the total weight of the composition at room temperature and in humidity ranging from 80-90%, and wherein the superabsorbent polymer has a particle size ranging from about 2,380μm to about 149 μm.
Dependencies are inferred from the claim text.