High-hardness epoxy modified polyurethane composite material and preparation method thereof
The invention relates to a high-hardness epoxy modified polyurethane composite material, which is prepared by adding a component A and a component B into a vacuumable sealed container and carrying out a mixed reaction by using a prepolymer method, wherein the component A is a mixture of a terminal i...
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Format: | Patent |
Sprache: | chi ; eng |
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