Preparation method of high-modulus and high-damping composite
A composite material, high damping technology, applied in the field of composite material preparation, to achieve the effect of improving compatibility
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[0018] In order to make the object, technical solution and advantages of the present invention clearer, the following in conjunction with the attached figure 1 , 2 And embodiment, the present invention is described in further detail. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0019] Such as figure 1 , 2 As shown, the embodiment of the present invention provides a preparation method of a high modulus and high damping composite material, the preparation method comprising the following steps:
[0020] (1) Preparation of multi-block copolymer PGMA-PBMA-PDMS-PBMA-PGMA
[0021] Add 0.0475-0.95 g of the ligand 2,2'-bipyridine (bpy), 0.0300-0.600 g of the catalyst cuprous chloride (CuCl), and 1-20.00 g of the macroinitiator Br-PDMS-Br into the reactor, Add 1.7135-35.27g of monomer butyl methacrylate and 20-1000mL of solvent xylene, vacuumize and fill with nitrogen and s...
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