"COMPOSIÇÃO, PROCESSOS DE PRODUÇÃO DE RESFRIAMENTO E DE CALOR, MÉTODO DE RECARREGAMENTO DE UM SISTEMA DE RESFRIAMENTO E SISTEMA DE TROCA DE CALOR"

• Main Author: DONALD BERNARD BIVENS
• Format: Patent
• Language: Portuguese
• Published: 11.02.2014
• Subjects: ADHESIVES; CHEMISTRY; DYES; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; POLISHES

Disclosed are compositions containing pentafluoroethane, 1,1,1,2-tetrafluoroethane and at least two hydrocarbons each having eight or fewer carbon atoms. Disclosed herein are compositions containing about 13 weight percent to about 20 weight percent pentafluoroethane; about 70 weight percent to abou...