Flow-and-leveling agents for waterborne coatings

Details Flow-and-leveling agents for waterborne coatings Flow-and-leveling agents for waterborne coatings

2007-04-24

2007-04-24

Moore, Margaret G. (Department: 1712)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C525S100000, C526S279000

Reexamination Certificate

active

10713102

ABSTRACT:
Provided is a flow-and-leveling agent for waterborne coatings which provides the coated surface with a flow-and-leveling property by blending into waterborne coatings taking a serious view of finishing and which improves coating defects such as ruptures and craters to contribute to a rise in the appearance of the coating film. The above flow-and-leveling agent is an acryl base copolymer containing a trimethylsilyl group in a proportion of 2 to 64% by weight and has a number average molecular weight of 500 to 30000.

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