Retention aid - for paper production (retention aid production)

The activity generating the emissions is retention aid production, 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 ordinary ordinary transforming activity. Please refer to the ecoinvent documentation here for full details: https://ecoquery.ecoinvent.org/3.11/cutoff/dataset/5970/documentation.