TY - BOOK ID - 77907698 TI - Blowing agents for polyurethane foams PY - 2002 SN - 1859574181 9781859574188 9781859573211 9781859574188 1859573215 PB - Shawbury, U.K. : Rapra Technology Ltd., DB - UniCat KW - Plastic foams. KW - Manufacturing processes. KW - Industrial processing KW - Manufacture KW - Process engineering (Manufactures) KW - Processes, Manufacturing KW - Processing, Industrial KW - Production processes KW - Industrial arts KW - Production engineering KW - Machine-tools KW - Materials KW - Cellular plastics KW - Plastics, Cellular KW - Foam KW - Foamed materials KW - Plastics KW - Plastics in packaging UR - https://www.unicat.be/uniCat?func=search&query=sysid:77907698 AB - Polyurethane foams are used in many applications including household and commercial refrigerators and freezers, building insulation and roofing, doors, cushioning, packaging, sprays and marine flotation, etc. The polyurethane foam industry was radically shaken up by the discovery, in the mid 1980's, that certain chlorofluorocarbons (CFCs) used as blowing agents can damage the environment. Hydrochlorofluorocarbons (HCFCs) were developed as replacements, but they are now scheduled to be phased out as they also have ozone depleting potential. Global agreements have been introduced such as the Mont ER -