Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Patent
1988-10-14
1990-03-27
Bell, Mark L.
Compositions: ceramic
Ceramic compositions
Glass compositions, compositions containing glass other than...
501 95, 501151, 501 36, 162152, 1621644, 1621817, C03C 1400, C04B 2206, C04B 3520
Patent
active
049120670
ABSTRACT:
A heat and water resistant paper prepared with ceramic fiber and a 90-10 to 10-90 mixture of magnesium fluorhectorite and guanidinium fluorhectorite provides improved tensile strength. The fluorhectorites are flocculated from lithium fluorhectorite by ion exchange with 1 M solution of magnesium chloride and guanidinium chloride.
REFERENCES:
patent: 3001571 (1961-09-01), Hatch
patent: 4239519 (1980-12-01), Beall et al.
patent: 4297139 (1981-10-01), Beall et al.
patent: 4442175 (1984-04-01), Flannery et al.
patent: 4569878 (1986-02-01), Barrall et al.
patent: 4707298 (1987-11-01), Tymon
Armstrong World Industries Inc.
Bell Mark L.
Brunsman David M.
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