Using a narrative approach, we describe the emergence of a « Doubly Green Chemistry » more as the product of a collective action in building a new sector, than an innovation breakthrough brought by individual actors. This action is initiated by the agricultural and agroindustrial firms that...

Since the last two decades, the rise of environmental concerns has led the sector of chemistry to develop new practices and new products. In particular, new products and processes, based on biomass as renewable resources, have been developed. This is what we term the ?Doubly Green Chemistry?...

The sequence [exploration/exploitation] assumes the emergence of a dominant design. We test an alternative explanation in terms of collective productive heritages (patrimoines productifs collectifs) using a case study. The biorefinery concept was built in order to think the transition in a term...