Preparation method and preparation device for preparing polyurethane foam wound dressing
A polyurethane foam and wound dressing technology, which is applied in flat products, other household appliances, medical science, etc., can solve problems affecting actual income, low production efficiency, difficult dressing size, shape and other specification adjustments, and improve production and processing efficiency , Reduce manpower input and shorten processing time
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[0029] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0030] see Figure 1-6 , the invention provides a kind of technical scheme: the preparation method of making polyurethane foam wound dressing, comprises the following steps:
[0031] Step 1. Put the raw materials of the polyurethane foam dressing into the reactor for preheating. After preheating to 48-60 degrees Celsius, the mixed material is obtained, and the mixed material is put into the homogenizer for three-stage homogenization. The homogenizer first The homogenization p...
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