With extending the period of hot water foaming time, the density of foamed sheet was decreased.
随着热水发泡时间的延长，泡沫塑料密度呈现负相关的联系。
The results showed that PP/LDPE has high-ratio of foaming , the surface of foamed sheet was smooth and has good overall properties.
结果表明：PP／LDPE共混体系的发泡倍率较高，发泡片材表面光滑，气孔细密，具有较好的综合性能。
Moreover, the invention provides higher impact strength and tensile strength for products and is a low-foamed sheet special regulator which has small dosage and high efficiency.
并且能为产品提供较高的冲击强度和拉伸强度，是一种用量少效能高的低发泡板材专用调节剂。
It can be manufactured in sheet, bead, and solid forms and can be foamed, injection-molded and extruded.
它可以制成板材、珠粒和固体形式，可以发泡、注塑和挤塑。
The foamed liquid is further supplied from the first coating roller to a second coating roller that coats a sheet with the foamed liquid.
泡沫液体从第一涂布辊被进一步供应到使用泡沫液体涂布纸张的第二涂布 辊。
In some embodiments, a foamed polymer sheet comprises: a polymeric material and cells located in the polymeric material.
在一些实施方案中，泡沫聚合物片材包含：聚合物材料以及位于聚合物材料上的泡孔。
A foamed liquid coating apparatus prevents curling or warping of a sheet caused by coating irregularities when coated with a preprocessing solution using a coating roller or a liquid discharge head.
一种泡沫液体涂布设备，当使用涂布辊或者液体排出头涂布预处理溶液时，能够防止由于涂布不规则性所引起的纸张卷曲或者翘曲。
A foamed liquid coating apparatus prevents curling or warping of a sheet caused by coating irregularities when coated with a preprocessing solution using a coating roller or a liquid discharge head.
一种泡沫液体涂布设备，当使用涂布辊或者液体排出头涂布预处理溶液时，能够防止由于涂布不规则性所引起的纸张卷曲或者翘曲。
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