A kind of gel coat resin and its preparation method and racing bucket seat using the gel coat resin
A technology of gel coat resin and matrix resin, applied in the field of racing bucket chairs, can solve the problems of poor flame retardancy and long curing time of gel coat resin, and achieve the effects of reducing density, shortening curing time, and improving mechanical strength and surface quality
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Embodiment 1
[0035]Embodiment 1: a kind of gel coat resin, the fineness of gel coat resin is 5 μm, comprises the matrix resin that parts by weight are 40 parts, 20 parts of flame retardants, 10 parts of curing agent, 12 parts of auxiliary agents, 21 parts of fillers and 0.5 parts of pigment;
[0036] The base resin is made up of the following parts by weight: 30 parts of tetrabromoic anhydride, 20 parts of propylene glycol, 5 parts of isophthalic anhydride, 10 parts of maleic anhydride, 8 parts of styrene and 5 parts of polymerization inhibitor;
[0037] The flame retardant is composed of the following parts by weight: 20 parts of antimony trioxide, 17 parts of zinc borate, 15 parts of attapulgite, 10 parts of triphenyl phosphate, 8 parts of magnesium hydroxide, 5 parts of aluminum hydroxide, 9 parts polysiloxane;
[0038] The curing agent is composed of the following parts by weight: 3 parts of methyl ethyl ketone peroxide with a mass fraction of 3.5%, 2 parts of cobalt isooctanoate with...
Embodiment 2
[0045] Embodiment 2: a kind of gel coat resin, the fineness of gel coat resin is 10 μ m, comprises the matrix resin that is 55 parts by weight, 35 parts of flame retardants, 15 parts of curing agent, 15 parts of auxiliary agents, 27 parts of fillers and 1.5 parts of pigment;
[0046] The base resin is made up of the following parts by weight: 33.5 parts of tetrabromoic anhydride, 21 parts of propylene glycol, 7.5 parts of isophthalic anhydride, 11 parts of maleic anhydride, 10 parts of styrene and 6 parts of polymerization inhibitors;
[0047] The flame retardant is composed of the following parts by weight: 24 parts of antimony trioxide, 19.8 parts of zinc borate, 18 parts of attapulgite, 11 parts of triphenyl phosphate, 10 parts of magnesium hydroxide, 7 parts of aluminum hydroxide, 11 parts polysiloxane;
[0048] The curing agent is composed of the following parts by weight: 6 parts of methyl ethyl ketone peroxide with a mass fraction of 3%, 5 parts of cobalt isooctanoate ...
Embodiment 3
[0055] Embodiment 3: a kind of gel coat resin, the fineness of gel coat resin is 15 μ m, comprises the matrix resin that is 65 parts by weight, 45 parts of flame retardant, 25 parts of curing agent, 21 parts of auxiliary agent, 39 parts of filler and 2 parts paint;
[0056] The base resin is made up of the following parts by weight: 37.5 parts of tetrabromoic anhydride, 21.5 parts of propylene glycol, 8 parts of isophthalic anhydride, 13 parts of maleic anhydride, 12 parts of styrene and 7 polymerization inhibitors;
[0057] The flame retardant is composed of the following parts by weight: 32 parts of antimony trioxide, 25.3 parts of zinc borate, 24 parts of attapulgite, 13 parts of triphenyl phosphate, 14 parts of magnesium hydroxide, 11 parts of aluminum hydroxide, 13 parts polysiloxane;
[0058] The curing agent is composed of the following parts by weight: 12 parts of methyl ethyl ketone peroxide with a mass fraction of 2%, 11 parts of cobalt isooctanoate with a mass frac...
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