US 11,676,737 B2
Encapsulation composition for storage or confinement of waste which is toxic to health and/or the environment
Christine Dhersin, Sailly Labourse (FR)
Assigned to Polynt Composites France, Drocourt (FR)
Appl. No. 15/746,245
Filed by POLYNT COMPOSITES FRANCE, Drocourt (FR)
PCT Filed Jul. 21, 2016, PCT No. PCT/FR2016/051904
§ 371(c)(1), (2) Date Jan. 19, 2018,
PCT Pub. No. WO2017/013374, PCT Pub. Date Jan. 26, 2017.
Claims priority of application No. 1556907 (FR), filed on Jul. 21, 2015.
Prior Publication US 2018/0211735 A1, Jul. 26, 2018
Int. Cl. G21F 9/30 (2006.01); C08G 59/46 (2006.01); C08G 59/50 (2006.01); C08G 59/54 (2006.01); C08G 59/60 (2006.01); C08L 63/00 (2006.01); G21F 9/16 (2006.01); C08G 59/06 (2006.01); C08L 77/08 (2006.01); C08L 79/02 (2006.01)
CPC G21F 9/307 (2013.01) [C08G 59/46 (2013.01); C08G 59/5033 (2013.01); C08G 59/54 (2013.01); C08G 59/60 (2013.01); C08L 63/00 (2013.01); G21F 9/167 (2013.01)] 24 Claims
 
1. An encapsulation composition for the storage or confinement of toxic waste, comprising:
a resin composition containing at least one epoxy resin, and
a hardening composition containing at least one polyamidoamine and at least one aromatic polyamine,
said encapsulation composition having a degree of aromaticity greater than or equal to 35%, said degree of aromaticity being defined as follows and expressed as a percentage:

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