SEMICONDUCTIVE POLYMER COMPOSITION
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United States of America Patent
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Issued Date -
May 9, 2024
app pub date -
Mar 15, 2022
filing date -
Mar 16, 2021
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Abstract
A semiconductive polymer composition comprising: (a) an ethylene alkyl (meth) acrylate copolymer; (b) 15 to 48 wt % carbon black having an iodine adsorption number of 85 to 140 mg/g (ASTM D 1510-19a), an oil absorption number of 90 to 110 ml/100 g (ASTM D 2414-19) and an average primary particle size of 29 nm or less (ASTM D 3849-14a); and (c) 0.05 to 2.0 wt % of 4,4′-bis(1,1′-dimethylbenzyl)diphenylamine; all weight percentages being based on the total weight of the semiconductive polymer composition.
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