Unsaturated polyester resin composite material for furniture and preparation method thereof
A technology of polyester resin and composite materials, which is applied in the field of unsaturated polyester resin composite materials for furniture and its preparation, can solve the problems of unsatisfactory overall mechanical properties and flame retardancy, and meet modern environmental protection requirements and excellent overall mechanical properties. Performance and flame retardant performance, the effect of protecting the ecological environment
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[0021] Example 1
[0022] In this embodiment, the preparation method of the unsaturated polyester resin composite material for furniture sequentially includes the following steps:
[0023] (1) Weigh the following raw materials: 100 kg of unsaturated polyester resin (both are 191 # Unsaturated polyester resin), modified bamboo fiber 30 kg, flame retardant 40 kg (both phosphorus-containing expandable graphite-ammonium polyphosphate compound flame retardant), accelerator 2 kg (both cobalt naphthenate) , Initiator 1.5 kg (including 0.8 kg of cyclohexanone peroxide and 0.7 kg of benzoyl peroxide), 1 kg of defoamer (both polydimethylsiloxane), and 6 kg of coupling agent (both isocyanate Propyl triethoxy silane coupling agent);
[0024] (2) Mix the coupling agent, modified bamboo fiber and flame retardant uniformly at 35°C to obtain the pretreatment mixture of coupling agent;
[0025] (3) Mix the coupling agent pretreatment mixture obtained in step (2) with the unsaturated polyester resin, ...
Example Embodiment
[0031] Example 2
[0032] In this embodiment, the preparation method of the unsaturated polyester resin composite material for furniture sequentially includes the following steps:
[0033] (1) Weigh the following raw materials: 100 kg of unsaturated polyester resin (both are 191 # Unsaturated polyester resin), modified bamboo fiber 40 kg, flame retardant 50 kg (both phosphorus-containing expandable graphite-ammonium polyphosphate compound flame retardant), accelerator 0.5 kg (both zinc naphthenate) , Initiator 0.8 kg (both methyl ethyl ketone), 2 kg defoamer (both polyacrylamide), 1 kg coupling agent (both isocyanate propyl triethoxy silane coupling agent);
[0034] (2) Mix the coupling agent, modified bamboo fiber and flame retardant uniformly at 25°C to obtain the coupling agent pretreatment mixture;
[0035] (3) Mix the coupling agent pretreatment mixture obtained in step (2) with the unsaturated polyester resin, accelerator, initiator, and defoamer prepared in step (1), and stir e...
Example Embodiment
[0041] Example 3
[0042] In this embodiment, the preparation method of the unsaturated polyester resin composite material for furniture sequentially includes the following steps:
[0043] (1) Weigh the following raw materials: 100 kg of unsaturated polyester resin (both are 191 # Unsaturated polyester resin), modified bamboo fiber 20 kg, flame retardant 20 kg (both phosphorus-containing expandable graphite-ammonium polyphosphate compound flame retardant), accelerator 3 kg (both cobalt naphthenate) , Initiator 2 kg (both are methyl ethyl ketone peroxide), defoamer 0.5 kg (both are polydimethylsiloxane), coupling agent 10 kg (both are isocyanate propyl triethoxy silane coupling agent) ;
[0044] (2) Mix the coupling agent, modified bamboo fiber and flame retardant uniformly at 45°C to obtain the coupling agent pretreatment mixture;
[0045] (3) Mix the coupling agent pretreatment mixture obtained in step (2) with the unsaturated polyester resin, accelerator, initiator, and defoamer pr...
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