Plastic and nonmetallic article shaping or treating: processes – Disparate treatment of article subsequent to working,... – Effecting temperature change
Patent
1977-03-11
1978-09-19
Thurlow, Jeffery R.
Plastic and nonmetallic article shaping or treating: processes
Disparate treatment of article subsequent to working,...
Effecting temperature change
66169R, 139420R, 264235, 264342RE, 264345, 528373, C08G 7516, B29C 2500
Patent
active
041155629
ABSTRACT:
Fabrics produced from aromatic sulfide polymers are rendered water-repellent by heat treatment near, but below, the melting point of the polymer for a finite period of time. The resulting heat-treated fabric is suitable for flame retardant tents, waterproof clothing, filters, etc.
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patent: 3919177 (1975-11-01), Campbell
patent: 3948865 (1976-04-01), Brady et al.
Ballard Joseph E.
Gragson James T.
Phillips Petroleum Company
Thurlow Jeffery R.
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