Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8585/54A
Inventor
Stanley Edward Noyes
Edwin Howard Lockridge
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dental Perfection Co
Original Assignee
Dental Perfection Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dental Perfection CofiledCriticalDental Perfection Co
Priority to GB8585/54ApriorityCriticalpatent/GB754376A/en
Publication of GB754376ApublicationCriticalpatent/GB754376A/en
A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
A61K6/00—Preparations for dentistry
A61K6/90—Compositions for taking dental impressions
Abstract
In a plastic composition for taking dental impressions as described in Specification 754,375, the zinc fluoride is replaced by lead fluoride. U.S.A. Specification 2,657,971 also is referred to.ALSO:In a plastic composition for taking dental impressions as described in Specification 754,375 the zinc fluoride is replaced by lead fluoride. In an example 5.0 gm. of lead fluoride is added to a mixture of 72 gm. alkali metal alginate, 220 gm. diatomaceous earth, 7 gm. tetrasodium pyrophosphate, and 40 gm. calcium sulphate hemi-hydrate. U.S.A. Specification 2,657,971 also is referred to.
GB8585/54A1954-03-241954-03-24Improvements in or relating to impression taking compositions
ExpiredGB754376A
(en)