Paper making and fiber liberation – Processes and products – Including solid non-waterlaid preform
Patent
1979-08-27
1981-04-07
Ball, Michael W.
Paper making and fiber liberation
Processes and products
Including solid non-waterlaid preform
162155, 204295, 428421, 429217, C25B 1306
Patent
active
042604532
ABSTRACT:
Thermoplastic dispersions of fluoropolymers are intimately mixed with an aqueous slurry of crocidolite asbestos at very low pH, the resulting aqueous slurry mixture is formed into diaphragms for use in a chlor-alkali electrolytic cell while being de-watered, and heat-bonded.
REFERENCES:
patent: 3097990 (1963-07-01), Holly
patent: 4093533 (1978-06-01), Beaver et al.
Ball Michael W.
Lee W. J.
The Dow Chemical Company
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