申请人:TEIJIN LIMITED
公开号:EP0007114A1
公开(公告)日:1980-01-23
Aromatic polyamide film, having an excellent thermal resistance and a high dielectric breakdown strength, which comprises an aromatic polyamide containing repeating units of the formula
[H - Ar, - CO ] or
[NH-Ar1-NHCO-Ar1-CO]
and cross linked with a cross-linking compound having at
least one radical selected from
R1-C(R2) = C-CH2(R1)-,
R1-C(R2) = CR'-,
R1-C(R2) = C(R1)- COO - and
R1 - C(R2) = C(R1) - CONH -,
or another cross-linking cyanuric or isocyanuric acid compound, by means of heat, ultraviolet rays or electron beam.
芳香族聚酰胺薄膜,具有优异的耐热性和较高的介电击穿强度,由芳香族聚酰胺组成,该聚酰胺含有式中的重复单元
[H - Ar, - CO ] 或
或[NH-Ar1-NHCO-Ar1-CO]式的重复单元的芳香族聚酰胺。
或[NH-Ar1-NHCO-Ar1-CO]的芳香族聚酰胺,并与交联化合物交联。
交联的交联化合物,其至少一个自由基选自
R1-C(R2) = C-CH2(R1)-、
R1-C(R2) = cr'-、
R1-C(R2) = C(R1)-COO - 和
R1-C(R2) = C(R1)- CONH-、
或另一种交联氰尿酸或异氰尿酸化合物。