Retention aid - for paper production (market for)

The activity generating the emissions is market for retention aid, for paper production. The Reference Product is retention aid, for paper production. The product retention aid, for paper production is an auxiliary material used mainly to maintain an adequate efficiency, drainage, and cleanliness of a paper machines (Hubbe (2002)). Retention aids reduce the loss of raw materials and increase the production of paper. A further effect is the possibility to retain additives (incl. Fillers). Therefore, most often when speaking about retention aids, cationic or anionic acrylamine copolymers are mentioned. But besides them, a variety of further materials can be used instead (e.g. bentonite, colloidal silica, aluminium sulphate, polyethylene oxide) The Reference Product amount is 1. The cut-off classification is allocatable product. The activity type is market activity. Please refer to the ecoinvent documentation for full details: https://ecoquery.ecoinvent.org/3.12/cutoff/dataset/18224/documentation