发明授权
US4318821A Polymeric compositions 失效
聚合物组合物

Polymeric compositions
摘要:
A composition of (a) of product of condensing a phenylene di- or tri(methyl halide) or di- or tri-(methyl alkoxy ether) with a molar excess of a phenol and (b) 10-20% of hexamethylene tetramine is curable and can be used in the preparation of moulding compounds, laminates and coating compositions.
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