发明授权
US06844474B1 Process for the production of difluoromethane 失效
二氟甲烷生产工艺

Process for the production of difluoromethane
摘要:
The present invention provides a vapor phase process for the production of difluoromethane, HFC-32. The process of this invention provides for the preparation of HFC-32 by a process that exhibits both good product yield and selectivity.
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