US 12,378,370 B2
Hydrogel and uses thereof as a substrate for growing plants
Rotem Brakin, Yafo (IL); Ofek Green, Lahav (IL); Uri Shani, Yafo (IL); and Beery Kanner, Rehovot (IL)
Assigned to TOMGROW LTD., Tel-Aviv (IL)
Filed by TOMGROW LTD., Yafo (IL)
Filed on Oct. 12, 2020, as Appl. No. 17/067,845.
Application 17/067,845 is a continuation in part of application No. 16/645,801, abandoned, previously published as PCT/IL2018/051018, filed on Sep. 7, 2018.
Claims priority of provisional application 62/556,524, filed on Sep. 11, 2017.
Prior Publication US 2021/0040272 A1, Feb. 11, 2021
Int. Cl. C08K 3/22 (2006.01); A01G 24/35 (2018.01); C08J 3/075 (2006.01); C08J 3/20 (2006.01); C08K 3/30 (2006.01); C08L 1/28 (2006.01); C08L 29/04 (2006.01)
CPC C08J 3/075 (2013.01) [A01G 24/35 (2018.02); C08J 3/203 (2013.01); C08K 3/22 (2013.01); C08K 3/30 (2013.01); C08J 2333/02 (2013.01); C08J 2335/00 (2013.01); C08K 2003/3045 (2013.01); C08L 1/286 (2013.01); C08L 29/04 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A hydrogel comprising a cross-linked polymer comprising polyacrylic acid and hydroxy ethyl acrylate (HEA) at a weight ratio of 2:1-4:1 polyacrylic acid to HEA, wherein the hydrogel comprises cross-links formed from residues of N,N-methylene bis acrylamide (MBA) and tetraethylene glycol diacrylate (TTEGDA).