Usually fluorinated copolymer unit, said the number of fluorine atoms, such as fluorine rubber, 23, is a vinylidene fluoride copolymers with chlorotrifluoroethylene.
通常以共聚物中含氟单元的氟原子数目来表示，如氟橡胶23，是偏二氟乙烯同三氟氯乙烯的共聚物。
2
Flexible insulating sleeving - Part 3: Specifications for individual types of sleeving; Sheets 343 to 345: Expandable braided ethylene chlorotrifluoroethylene (E-CTFE) textile sleeving, uncoated.