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US 7,612,132 B2Granted
Redispersing agents for redispersible polymer powders and redispersible polymer powders including same
AssigneeAcquos Pty Ltd
InventorsValentino De Fazio, Robert Mantello
Life of this patent
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Abstract
The invention relates to a redispersible polymer powder including a polymer to be redispersed and an ortho-cresol based condensation polymer or salt thereof and methods for manufacturing same. More particularly, the invention relates to the use of an ortho-cresol based condensation polymer as a redispersing aid in a redispersible polymer powder.
Claims26
A redispersible polymer powder including:
- a polymer to be redispersed;
- and
- an ortho-cresol based condensation product or salt thereof.
A method for manufacturing a redispersible polymer powder including:
- forming a dispersion of a polymer to be redispersed and an ortho-cresol based condensation product;
- and
- drying the dispersion to form the redispersible polymer powder.
Dependencies are inferred from the claim text.