one component polyurethane sealant
...单组分聚氨酯密封胶；单纽分聚氨酯防水涂料 [gap=613]Key words：colored corrugated sheet roof；waterproofing；maintenance；one component polyurethane sealant；one component ..
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介绍了新型聚氨酯湿固化单组分密封胶的合成。
The synthesis of one component, moisture-curing PU sealant was studied.
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