Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1992-10-28
1993-06-01
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
524272, 106 30R, C08G 6348, C08L 3314, C09D 1108
Patent
active
052160718
ABSTRACT:
The invention is water-based printing inks and coatings formulated with stable low viscosity grind bases made from modified rosin grinding resins. These grinding resins are produced via the fusion esterification of fortified rosin with hydroxyacrylic resins and various polyols. Suitable hydroxyacrylic resins are prepared by copolymerizing an hydroxyalkylacrylate or methacrylate with alkyl acrylates, cycloalkyl acrylates, methacrylates, or styrene. These hydroxyacrylic resins can be made to contain a wide range of molecular weights and hydroxyl contents, thereby permitting formulation of a wide variety of soluble grinding resins and printing inks.
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Hutter G. Frederick
Zuraw Paul J.
Cheng Wu C.
McDaniel Terry B.
Reece IV Daniel B.
Schmalz Richard L.
Schofer Joseph L.
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