Products including edibles colored with polymeric red colors
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United States of America Patent
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Feb 23, 1982
Issued Date -
N/A
app pub date -
Jun 24, 1980
filing date -
Dec 17, 1976
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Polymeric red colors having the structure ##STR1## wherein R.sub.1 and R.sub.2 are independently selected from among hydrogen, halos, lower alkyls, lower alkoxies, nitros, and sulfonates, R.sub.3 is selected from hydrogens, alkyls and alkylsulfonates, and R.sub.4 is an alkyl-containing polymer linking a plurality (n) of anthraquinones into a polymeric colorant are disclosed to be used as nonabsorbable colorants for edibles and cosmetics. They may also be used in such substrates as lakes.
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