Aromatic polysulphone coated article and bonded structure

Details Aromatic polysulphone coated article and bonded structure Aromatic polysulphone coated article and bonded structure

1974-04-16

1976-10-05

Pianalto, Bernard D.

Stock material or miscellaneous articles

Composite

428457, C09J 702

Patent

active

039846040

ABSTRACT:
A solid surface is coated with an adhesive composition comprising an aromatic polysulphone which has a reduced viscosity of at least 0.3 and which contains at least 0.2 (desirably 0.5 to 3.5) hydroxyl groups per 100 polymer repeat units and has been heated at 330.degree. to 450.degree.C in the presence of oxygen.

REFERENCES:
patent: 3471587 (1969-10-01), Whittemore et al.
patent: 3499780 (1970-03-01), Etherington et al.
patent: 3542574 (1970-11-01), Payne
patent: 3674738 (1972-07-01), Nitzsche et al.
patent: 3769150 (1973-10-01), King et al.

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