Stock material or miscellaneous articles – Composite – Of polyester
Patent
1987-04-21
1989-05-09
Herbert, Thomas J.
Stock material or miscellaneous articles
Composite
Of polyester
428483, 428913, 430527, 430529, 430533, 430535, 430634, B32B 2708, B32B 2736
Patent
active
048289272
ABSTRACT:
A sheet or web comprising a substrate which is composed of or coated with a hydrophobic resin and carries an antistatic layer, characterized in that the antistatic layer consists essentially of a blockcopolyetherester of dibasic carboxylic acid(s) esterified with ethylene glycol and with a polyoxyethylene glycol having an average molecular weight in the range 1,000 to 10,000, at least 20% by weight of such blockcopolyetherester being constituted by polyoxyethylene-ester chain parts.
REFERENCES:
patent: 3988157 (1976-10-01), Van Paesschen et al.
patent: 4089997 (1978-05-01), Van Paesschen et al.
patent: 4268623 (1981-05-01), Sera et al.
patent: 4304852 (1981-12-01), Sugimoto et al.
patent: 4478907 (1984-10-01), Van Gossum et al.
patent: 4636442 (1987-01-01), Beavers et al.
Marien August M.
Timmerman Daniel M.
Van Havenbergh Jan E.
Van Thillo Etienne A.
Agfa-Gevaert N.V.
Breiner A. W.
Herbert Thomas J.
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