The gel ice pack is a plastic sack filled with water, refrigerant gel, or liquid.
SAP Superabsorbent polymer of Sodium Polyacrylate is a perfect filler in the Gel ice pack, cold gel pack.
Dosage：it’s enough of 1 gram (or less) Superabsorbent polymer for each gel ice pack.
High specific heat capacity;
Low cost (for each gel ice pack);
Non-toxic & environment friendly;
Here’re the differences of Gel ice pack with SAP Superabsorbent polymer from traditional ice bags:
Soft feel and nice appearance;
Effectively curb the breeding of bacteria;
More effective (Its specific heat is 3-4 times than ices);