Filled aminoplast moulding materials
Aminoplastic moulding compositions include a filler which comprises or consists of a cured particulate aminoplast material having a water absorption (absorbency) of less than 2 milliliters of water per gram; the aminoplast filler material preferably is a hydrophobic ureaformaldehyde foam which has b...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
18.05.1976
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Subjects | |
Online Access | Get full text |
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Summary: | Aminoplastic moulding compositions include a filler which comprises or consists of a cured particulate aminoplast material having a water absorption (absorbency) of less than 2 milliliters of water per gram; the aminoplast filler material preferably is a hydrophobic ureaformaldehyde foam which has been disintegrated prior to incorporation in the resin component of the composition. |
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Bibliography: | Application Number: US19740491135 |