Coating processes – Fraud or tamper detecting
Patent
1977-08-10
1979-03-27
Silverberg, Sam
Coating processes
Fraud or tamper detecting
424 31, 424 35, 426548, 106162, A61K 936, A61K 930
Patent
active
041466535
ABSTRACT:
A dense dragee surface layer is provided by coating the dragee at 85.degree.-90.degree. C. with a melt of xylitol and sorbitol in a weight ratio of 9:1 to 1:1.
REFERENCES:
patent: 3185626 (1965-05-01), Baker
patent: 3383237 (1968-05-01), Turech
patent: 3556814 (1971-01-01), Whitman
patent: 3779783 (1973-12-01), Bunzer
patent: 3882228 (1975-05-01), Boncey
patent: 3914434 (1975-10-01), Bohini
patent: 3991225 (1976-11-01), Blouen
CA, vol. 71, 11885j, 1969.
Hopfgartner Johann
Mader Helmut
Arcana Chem.-Pharm. Fabrik Gesellschaft mbH
Flocks Karl W.
J. Pfrimmer & Co.
Silverberg Sam
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