发明授权
US4994202A Azeotropic compositions of perfluoro-1,2-dimethylcyclobutane with 1,1-dichloro-1-fluoroethane or dichlorotrifluoroethane 失效
全氟-1,2-二甲基环丁烷与1,1-二氯-1-氟乙烷或二氯三氟乙烷的共沸组合物

Azeotropic compositions of perfluoro-1,2-dimethylcyclobutane with
1,1-dichloro-1-fluoroethane or dichlorotrifluoroethane
摘要:
Azeotropic mixtures of perfluoro-dimethylcyclobutane with 1,1-dichloro-1-fluoroethane or dichlorotrifluoroethane, are useful in solvent cleaning applications, and as refrigerants, aerosol propellants and polymer blowing agents.
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