КОМПОЗИЦИИ НА ОСНОВЕ 1, 1, 1, 3, 3 - ПЕНТАФТОРБУТАНОВОГО ХЛАДАГЕНТА, СОДЕРЖАЩИЕ ФТОРИРОВАННЫЙ ПРОСТОЙ ЭФИР, И ИХ ПРИМЕНЕНИЕ

摘要

Disclosed herein are 1,1,1,3,3-pentafluorobutane refrigerant or heat transfer fluid compositions further comprising fluoroether, which are useful in refrigerain or air conditioning apparatus or as heat transfer fluids. The compositions of the present invention are also useful in centrifugal compressor apparatus that employ two-stage compressors or single slab.single pass heat exchangers.