摘要:
Perfluorinated polymers are dissolved in supercritical carbon dioxide and/or sulfur hexafluoride at elevated temperatures and pressures. The solutions are useful for making foams, spun-bonded or paper-like webs, or for purification of polymers.
摘要:
Beads of melt-fabricable fluoropolymer dispersion particles are produced by a solvent-aided pelletization process using fluorinated solvent containing ether oxygen.