Toothpaste permitting of controlling the tooth brushing time

Details Toothpaste permitting of controlling the tooth brushing time Toothpaste permitting of controlling the tooth brushing time

1978-04-12

1979-04-17

Rose, Shep K.

Drug, bio-affecting and body treating compositions

Radionuclide or intended radionuclide containing; adjuvant...

Molecular bilayer structure

424 49, 424 52, A61K 716, A61K 718, G01N 3316

Patent

active

041501063

ABSTRACT:
This toothpaste contains reagents for controlling the tooth brushing time by the change in color occurring after a predetermined brushing time. It contains essentially a citrate/citric acid buffer having a molarity of 0.07 to 0.35 M and a pH of 4 to 5.5 in the proportion of 10 to 50%, and chlorophenol red in the proportion of 0.02 to 0.1%.

REFERENCES:
patent: 1112180 (1914-09-01), Westenfelter
patent: 1717723 (1929-06-01), McCall
patent: 2151495 (1939-03-01), Bender
patent: 3309274 (1967-03-01), Brilliant
patent: 3584112 (1971-06-01), Morris et al.
patent: 3624219 (1971-11-01), Perlitsch
patent: 3723613 (1973-03-01), Block et al.
patent: 3903252 (1975-09-01), Stearns et al.
patent: 3997658 (1976-12-01), Block et al.
patent: 4064229 (1977-12-01), Block et al.

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