Highly-filled isophorone diisocyanate (IPDI) polyurethane-based composite material, and preparation method and use thereof
A composite material and polyurethane technology is applied in the preparation of the composite material. As the matrix material of the composite material, the polyurethane can solve the problems of low filling amount, single use, and the functional effect of the filler cannot be well reflected.
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Embodiment 1
[0043] The formula composition of the highly filled IPDI polyurethane-based composite material is as follows: 30 parts by weight of silicon carbide powder with a particle size of less than 30 microns, 30 parts by weight of alumina powder particles with a particle size of less than 30 microns, and 30 parts by weight of zirconia , the particle size is below 30 microns, 9.66 parts by weight are composed of isophorone diisocyanate (IPDI) and polyoxyethylene-oxypropylene copolyether polyol (EP-330N, produced by Shandong Dongda University, the initiator is glycerin, functional Degree is 3, and molecular weight is the polyurethane matrix that reaction generates, the R of polyurethane reaction system (the molar content of isocyanate / active hydrogen molar content in oligomer polyol)=1.05, and auxiliary agent is the organic interfacial agent of 0.3 weight part (Silane titanate coupling agent 201, produced by Nanjing Qianqian Chemical Co., Ltd.), 0.01 parts by weight of organic polyuretha...
Embodiment 2
[0045] The composition of highly filled IPDI polyurethane-based composite material is as follows: 25 parts by weight of aluminum powder, particle size below 20 microns, 25 parts by weight of wood powder particles, particle size below 20 microns, 40 parts by weight of talcum powder, particle size Below 20 microns, 9.37 parts by weight are produced by isophorone diisocyanate (IPDI) and polyoxyethylene polyol (PPG-4000, Jiangsu Province Haian Petrochemical Plant, the initiator is 1,2-propanediol, functional 2, the molecular weight is the polyurethane matrix that 4000) generates, wherein, the R of polyurethane reaction system (the molar content of isocyanate / active hydrogen molar content in oligomer polyol)=1.03, and auxiliary agent is the organic interfacial agent of 0.3 weight part (silane titanate coupling agent 201, produced by Nanjing Qianqian Chemical Industry), 0.3 parts by weight of organic interface agent (silane coupling agent KH-550, produced by Qingdao Haida Chemical In...
Embodiment 3
[0047] The composition of the highly filled IPDI polyurethane-based composite material is as follows: 16 parts by weight of aluminum powder with a particle size below 20 microns, 20 parts by weight of sulfur particles with a particle size below 40 microns, and 50 parts by weight of ammonium nitrate with a particle size between Below 40 microns, 13.37 parts by weight are composed of isophorone diisocyanate (IPDI) and hydroxyl-terminated liquid polybutadiene (HTPB) (type I HTPB, produced by Shandong Zibo Qilong Chemical Industry, with a functionality of 2.3 and a molecular weight of 3900, Viscosity (40 ℃) is the polyurethane matrix that 7500mPa s) and auxiliary agent form, the R of polyurethane reaction system (the molar content of isocyanate / active hydrogen molar content in oligomer polyol)=1.04, auxiliary agent is 0.1 weight part Organic interfacial agent (silane titanate coupling agent 201, produced by Nanjing Qianqian Chemical Industry), 0.5 weight part of organic interfacial...
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