Patent ID: 9340633
Filing Date: 2016-05-17
CPC Classification: B29B,C08F,C08J

Claim Text:
1. A treatment method for fluororesin pellets, which comprises contacting fluororesin pellets obtained by melt-molding a melt-moldable fluororesin with warm water at a temperature of from 30 to 200° C. for 10 seconds to 60 minutes, steam at a temperature of from 100 to 200° C. for 10 seconds to 60 minutes, or warm wind at a temperature of from 40 to 200° C. for 30 minutes to 2 hours so that the amount of hydrofluoric acid released per kg of the resulting fluororesin pellets would be at most 5 μg as determined after the storage of the resulting fluororesin pellets at 35° C. for 15 days.