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US 2009/0291306 A1Published application
Method for cutting of open-cell foams based on aminoplasts and method for the production of flakes or particles
OwnerHans-Jurgen Quadbeck-Seegerinventor
Life of this patent
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Abstract
An improved method of cutting open-celled foams based on aminoplastics and of producing flocks or finely divided particles, and also their use as cleaners and polishing media.
Claims18
(canceled)
A method of producing particles, which comprises impregnating an open-celled foam based on an aminoplastic with a liquid and comminuting the impregnated foam to form particles having a mean diameter in the range from 0.1 to 1000 μm.
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Dependencies are inferred from the claim text.