Dental product

Dispensing – Plural sources – compartment – containers and/or spaced jacket – With discharge assistant for each source

Patent

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Details

2221453, B67D 552

Patent

active

059884444

ABSTRACT:
A dental product is provided packaged in a telescopically arranged multi-cavity dispensing container having at least two cylinders in an upper body thereof. Peroxide and baking soda are placed as active ingredients in separate respective semi-solid streams, each stream being in separate ones of the cylinders. Uniform dispensing of each stream to deliver relatively equivalent ribbon length of each stream by incorporating a synthetic linear anionic polycarboxylate to adjust viscosity. Preferred polycarboxylates are homopolymers of acrylic, methacrylic and maleic acids, most especially a copolymer of vinyl methyl ether and maleic acid or anhydride.

REFERENCES:
patent: 4528180 (1985-07-01), Schaeffer
patent: 4627977 (1986-12-01), Gaffar et al.
patent: 4687663 (1987-08-01), Schaeffer
patent: 4849213 (1989-07-01), Schaeffer
patent: 5020694 (1991-06-01), Pettengill
patent: 5038963 (1991-08-01), Pettengill et al.
patent: 5335827 (1994-08-01), Gentile

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