发明授权
US07026429B2 Hydrophilic polyurethane-polyurea dispersions 失效
亲水性聚氨酯 - 聚脲分散体

Hydrophilic polyurethane-polyurea dispersions
摘要:
The present invention relates to new hydrophilic polyurethane prepolymers and to their aqueous polyurethane-polyurea (PU) dispersions.
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