C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 119/02 (2006.01)
Patent
CA 2511918
The present invention concerns novel methods and compositions useful for providing a temporary visual indication of the location, concentration, and/or time period of treatment of an applied material. The subject invention provides compositions and methods that use a temporary visual indicator. In certain embodiments, the temporary visual indicator is a pH sensitive visual agent (i.e., dye) that can be added either alone or in combination with other visual agents and/or pH modifying agents. In related embodiments, compositions of the invention comprise a combination of at least one pH modifying agent and at least one pH-sensitive visual agent.
Fischer Patrick G.
Simon Patrick Leo
Toreki William III
Mbm Intellectual Property Law Llp
Quality Paint Products Inc.
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