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A considerable proportion of the sponges supplied on the market are used to make composite materials. Used for composite fabrics are a variety of cloth, felt, paper and so on. Composite mode has glue composite and flame composite. Glue composite environment friendly, sponge thickness loss less, a...Read more »
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The typical characteristic of slow rebound sponges is that when external forces are applied and withdrawn, the deformation process and recovery trajectory are not nearly instantaneous and synchronous response as common sponges. In particular, when reducing, it starts from the outermost edge of th...Read more »
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Polyurethane rigid foam with isocyanate and polyether as the main raw materials, under the action of foaming agent, catalyst, flame retardant and other additives, through special equipment mixed, through high pressure spraying site foaming polymer. There are two kinds of polyurethane foam: soft f...Read more »
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Clear formation mechanism of slow rebound sponge, can be based on customer needs, design a reasonable formula. For example, the customer requires the sponge rebound speed to be fast, appropriate to reduce the amount of slow rebound polyether, increase the amount of ordinary polyether; The custome...Read more »
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Sponge foaming principle: the foam resin, foam additives and adhesive resin (so that the finished product has adhesion) mixed together; Foaming process is carried out. The foam sponge can be prepared by mixing 80 parts of vinyl acetate (EVA), 20 parts of APAO PT 3385, 20 parts of azodimethylamide...Read more »
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1. Emulsification Polyether, isocyanate, water, physical foaming agent, catalyst, color and other materials are not compatible with each other because of their different physical properties. Add the right amount of effective silicone oil, you can let them blend together, close contact. It’s...Read more »
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As we all know, when producing sponge, even if the opening rate of sponge is more than 95%, there is still a lot of residual membrane between the meridians of sponge. When the light hits the surface of the sponge, it can be seen as dotted with points of reflection. This phenomenon affects the per...Read more »
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Sponge is an industrial packaging product that can be seen everywhere. It is related to people’s clothing, food, housing and transportation. It can be said that many people cannot live without sponge. However, people sometimes do not know how to choose sponge products when faced with a wide...Read more »
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The scientific name of nano sponge is melamine foam, melamine sponge, also known as high-tech foam, a clean, magic sponge, magic sponge, melamine sponge, is a new type of foam with high pore rate three-dimensional mesh structure. Its unique chemical structure and three-dimensional network crossli...Read more »
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Nano-sponge magic wipe is completely non-toxic and can be used to wash dishes and cups. Sponge dishwashing generally saves cleaning agent, and the ability to absorb hidden things is very strong, is a very good dishwashing appliance. Sponges are porous materials that absorb water well and can be u...Read more »
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Polyvinyl alcohol medical grade microporous sponge is a kind of polymer material with excellent absorbent performance and extremely soft surface when contacting with human body, which can be completely naturally degraded. Its excellent suction performance is not only in the faster suction rate, b...Read more »
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EVA rubber and plastic products are new environmental protection plastic foam materials, with good cushioning, earthquake resistance, heat insulation, moisture-proof, chemical corrosion resistance and other advantages, and do not absorb water. EVA rubber and plastic products can be processed and ...Read more »