Low shrinkage unsaturated polyester resin/concrete composite board and preparation method
A polyester resin and composite sheet technology, applied in the field of unsaturated polyester resin, can solve the problems of easy combustion shrinkage, low strength, weak joints, etc., and achieve the effect of wide application range and improved strength and toughness
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Embodiment 1
[0025] Low-shrinkage unsaturated polyester resin / concrete composite board, which is prepared from the following components, the components are calculated in parts by weight: 30 parts of aluminate cement, 10 parts of pumice, 20 parts of resin aggregate , 40 parts of glass beads, the resin aggregate contains the following raw materials in parts by weight: 50 parts of phthalic acid type, isophthalic acid type unsaturated polyester resin, 30 parts of low shrinkage agent, 5 parts of flame retardant , 1 part of nano-silver antibacterial agent, 5 parts of carbon fiber and anion powder filler with a mass ratio of 3:1, 30 parts of styrene diluent, 0.5 part of methyl ethyl ketone peroxide and cyclohexanone peroxide initiator.
[0026] The preparation method of low-shrinkage unsaturated polyester resin / concrete composite board comprises the following steps:
[0027] (1) In parts by weight, take 50 parts of phthalic acid type and isophthalic acid type unsaturated polyester resin, 1 part o...
Embodiment 2
[0033] Low-shrinkage unsaturated polyester resin / concrete composite plate, which is prepared from the following components, the components are calculated in parts by weight: 32 parts of aluminate cement, 15 parts of coral rock, 25 parts of resin aggregate part, 42 parts of glass beads, and the resin aggregate comprises the following raw materials in parts by weight: 80 parts of bisphenol A type unsaturated polyester resin, 40 parts of low shrinkage agent, 15 parts of flame retardant, nano silver antibacterial agent 3 8 parts, 8 parts of carbon fiber and negative ion powder filler that mass ratio is 4:1, 40 parts of methyl methacrylate, 1 part of benzoyl peroxide.
[0034] The preparation method of low-shrinkage unsaturated polyester resin / concrete composite board comprises the following steps:
[0035](1) In parts by weight, take 80 parts of bisphenol A type unsaturated polyester resin, 3 parts of nano-silver antibacterial agent, 8 parts of carbon fiber and negative ion powder...
Embodiment 3
[0041] Low-shrinkage unsaturated polyester resin / concrete composite board, which is prepared from the following components, which are calculated in parts by weight: 35 parts of aluminate cement, 20 parts of volcanic slag, and 30 parts of resin aggregate part, 45 parts of glass beads, and the resin aggregate comprises the following raw materials in parts by weight: 100 parts of vinyl type unsaturated polyester resin, 50 parts of low shrinkage agent, 20 parts of flame retardant, 5 parts of nano silver antibacterial agent , 10 parts of carbon fiber and negative ion powder filler with a mass ratio of 5:1, 50 parts of acrylate, and 2 parts of lauryl peroxide.
[0042] The preparation method of low-shrinkage unsaturated polyester resin / concrete composite board comprises the following steps:
[0043] (1) According to parts by weight, take 100 parts of vinyl type unsaturated polyester resin, 5 parts of nano-silver antibacterial agent, 10 parts of carbon fiber and negative ion powder f...
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