No idea about the veracity of these news - but I found some interesting past announcements here - http://www.graphene-info.com/revolutionary-graphene-polymer-b

No idea about the veracity of these news - but I found some interesting past announcements here - http://www.graphene-info.com/revolutionary-graphene-polymer-batteries-electric-cars http://www.graphene-info.com/revolutionary-graphene-polymer-... (2014) http://www.graphene-info.com/graphenano-announces-launch-manufacturing-plant-graphene-based-batteries http://www.graphene-info.com/graphenano-announces-launch-man... (2015) http://www.graphene-info.com/graphenano-and-grabat-launch-graphene-based-batteries http://www.graphene-info.com/graphenano-and-grabat-launch-gr... (02.2016)