POLYUREA COMPOSITION WITH A LOW CONTENT IN MONOMERIC DIISOCYANATES
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United States of America Patent
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Jun 15, 2023
app pub date -
May 4, 2021
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May 20, 2020
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A polyurea composition containing monomeric diisocyanates in an amount of max. 0.5 wt.% and consisting of a first component containing a primary, aromatic diamine and a second component containing an isocyante-group-containing polyether urethane polymer containing monomeric diisocyantes in an amount of max. 0.5 wt.% and an aliphatic polyisocyanate with an NCO content of 8 to 25 wt.%.
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