CAST RESIN FILM, PRODUCTION OF RESIN FILM AND CAST RESIN FILM PRODUCING APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide a cast resin film markedly improved in productivity and workability, a resin film producing method and a cast resin film producing apparatus. SOLUTION: In an apparatus for producing a cast resin film consisting of a liquid feed passage permitting a resin soln. to pass, the casting die 3 connected to the liquid feed passage and the support 4 arranged so as to move and pass under the die lip 7 of the casting die 7 in close vicinity to the die lip 7, a resin soln. extracting passage 8 is arranged to the connection part of the liquid feed passage and the casting die 3 along with a passage changeover means 9.