IEC 60674-3-4:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for plastic films for electrical purposes - Part 3: Specifications for individual materials - Sheets 4 to 6: Requirements for polyimide films used for electrical insulation
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
06-22-2022
English - French, Spanish, Castilian
03-19-1993
Gives the requirements for the following polyimide films with or without heat sealable fluoroethylene-propylene (FEP) coatings; based on poly(N,N'-p,p'-oxydiphenylene pyromellitimide)(sheet 4); based on poly(N,N'-p-phenylene biphenyl tetra carboxylimide)(sheet 5); based on poly(N,N'-p,p'-oxydiphenylene biphenyl-tetracarboxylimide)(sheet 6).
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