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Product application: the first four special combination polyether polyols have good tolerance, are suitable for different formulations, have excellent pore opening and good reaction activity, and can be used for hair box foam or assembly line foam. The sponges that emit do not harden in winter. The foam sponge made of polyether can improve the handle and flexibility of the sponge. It can be applied to furniture, bed mats, sofa cushions, soft materials for automobiles, household articles, plastic film inflation pillow, packaging materials and so on. 5300 is a special polyether polyol. When used together with ordinary PPG, it can improve the rebound performance of ordinary sponge and achieve the effect of high rebound cotton.
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