Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1999-06-22
2000-12-19
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
25230121, 25230135, 524516, C09K 1106
Patent
active
061628697
ABSTRACT:
The present invention provides acrylic polymer-optical brightener compositions. The invention also provides acrylic polymer-optical brightener compositions further comprising near infrared absorbing compounds. The invention also provides processes for making such compositions. Still further, the invention provides methods for detecting and/or separating fluorescing and/or near infrared emitting articles from non-fluorescing and/or non-near infrared emitting articles.
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Krutak James J.
Sharma Mahendra K.
Wang Richard Hsu-Shien
Allen, Esq. Rose M.
Eastman Chemical Company
Gwinnell, Esq. Harry J.
Michl Paul R.
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