| 摘要 |
The invention relates to a method for producing syntactic polyurethanes by mixing microspheres with polyurethanes, characterized by reacting in a first step the polyurethane system components and feeding in a second step the microspheres to a mixing device. Said mixing device has no clearance volume and is composed of i) a mixing drum, ii) an inlet for the polyurethane, iii) an inlet for the microspheres, iv) an agitator, and v) an outlet opening.
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