CN109161176A - A kind of racing car bucket chair of gel coating resin and preparation method thereof and application gel coating resin - Google Patents
A kind of racing car bucket chair of gel coating resin and preparation method thereof and application gel coating resin Download PDFInfo
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- CN109161176A CN109161176A CN201811020598.5A CN201811020598A CN109161176A CN 109161176 A CN109161176 A CN 109161176A CN 201811020598 A CN201811020598 A CN 201811020598A CN 109161176 A CN109161176 A CN 109161176A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
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- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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Abstract
The invention discloses the racing car bucket chairs of a kind of gel coating resin and preparation method thereof and application gel coating resin, it is related to gel coating resin preparation technical field, it is 40-80 parts of matrix resin, 20-60 parts of fire retardants, 10-30 parts of curing agent and 12-24 parts of auxiliary agents that gel coating resin, which includes parts by weight, described matrix resin by following parts by weight material composition: 30-45 parts of tetrabromophthalic anhydrides, 20-22 parts of propylene glycol, 5-10 parts of isophthalic anhydrides, 10-15 parts of maleic anhydrides, 8-14 parts of styrene and 5-8 parts of polymerization inhibitors；The fire retardant by following parts by weight material composition: 20-36 part three aoxidize two telluriums, 17-28 parts of zinc borates, 15-27 parts of attapulgites, 10-15 portions of triphenyl phosphates, 8-16 parts of magnesium hydroxides, 5-14 parts of aluminium hydroxides, 9-15 parts of Polyborosiloxanes.It is poor that the present invention solves gel coating resin flame retardant type, curing time longer problem.Fire retardant and curing agent are added in matrix resin, the anti-flammability of gel coating resin is capable of providing, shortens the curing time of gel coating resin, improve working efficiency.
Description
Technical field
The present invention relates to gel coating resin preparation technical fields, more specifically, it is related to a kind of gel coat and preparation method thereof
And the racing car bucket chair using the coating.
Background technique
Barrel shape motion seat is also referred to as bucket chair, because possessing roomy side chair wall, gains the name shaped like barrel shape structure, barrel shape seat
Chair is commonly used in racing car and high performance sports car.
In the prior art, the Chinese utility model patent application documents application No. is 200520001164.2 be can refer to,
A kind of barrel shape racing car chair is disclosed, is made of seat of racing car collocation reinforcing support frame；Wherein the reinforcing support frame corresponds to the match
Vehicle seats setting, which, which reclines, is set on seat of racing car, and glass fibre solution coating is set to the reinforcing support
On frame, reinforcing support frame is consolidated with seat of racing car to be arranged in combination.
During fabrication, seat back portion and seating portion are by glass fabric and epoxy resin system to existing this barrel shape racing car chair
At, it, can be in seat back portion and seating in order to increase comfort level and aesthetics because people will contact with each other with seat back portion and seating portion
One layer of gel coating resin is brushed in portion.
In the prior art, it can refer to the Chinese invention patent file that Authorization Notice No. is CN1320072C, it discloses one
Kind gel coating resin and its manufacturing method, the gel coating resin are made of the auxiliary agent of matrix resin, thixotropic agent and liquid；Matrix resin is
The unsaturated polyester resin of liquid, thixotropic agent are the fumed silica of powdery, and the auxiliary agent of liquid includes defoaming agent and levelling agent；
Wherein the weight average molecular weight Mw of unsaturated polyester (UP) is 2000 to 4000, and molecular weight distributing index Mw/Mn is 1.05 to 2.5；Matrix
The viscosity of resin is 300~μ 1500mPas；The fineness of gel coating resin system is 5 to 30 μm.The manufacturing method of the gel coating resin
It is the mixing dispersion that the matrix resin, fumed silica and auxiliary agent are successively passed through to high-speed dispersion equipment and sand milling device
Processing, can be using mixed material as finished product gel coat tree when the fineness of the mixed material in sand milling device reaches 5 μm to 30 μm
Rouge.
One layer of gel coat is formed after existing this gel coating resin solidification, but when brushing gel coating resin, gel coating resin is consolidated
The change time is longer, and anti-flammability is poor in use process.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of gel coating resin, curing time is short,
The anti-flammability of gel coating resin can be increased.
To achieve the above object, the present invention provides the following technical scheme that a kind of gel coating resin, including parts by weight are
40-80 parts of matrix resin, 20-60 parts of fire retardants, 10-30 parts of curing agent and 12-24 parts of auxiliary agents, auxiliary agent include thixotropic agent, institute
Matrix resin is stated by the material composition of following parts by weight: 30-45 parts of tetrabromophthalic anhydrides, 20-22 parts of propylene glycol, 5-10 parts of isophthalic diformazans
Acid anhydrides, 10-15 part maleic anhydride, 8-14 parts of styrene and 5-8 parts of polymerization inhibitors；The fire retardant by following parts by weight object
Matter composition: 20-36 part three aoxidizes two telluriums, 17-28 parts of zinc borates, 15-27 parts of attapulgites, 10-15 parts of triphenyl phosphates, 8-16
Part magnesium hydroxide, 5-14 parts of aluminium hydroxides, 9-15 parts of Polyborosiloxanes；The curing agent by following parts by weight material composition:
Different cobalt green that methyl ethyl ketone peroxide that 3-15 parts of mass fractions are 1.5-3.5%, 2-15 parts of mass fractions are 0.09-0.5%,
5-17 parts of m-xylene diamines, 8-13 parts of dimethylanilines, 2-6 parts of diethylanilines；The thixotropic agent by following parts by weight object
Matter composition: 50-60 parts of fumed silicas, 20-30 parts of polyamide waxes；The fineness of gel coating resin is 5-20 μm.
By using above-mentioned technical proposal, propylene glycol and isophthalic anhydride and maleic anhydride, which can be prepared, to be provided
There is the matrix resin of certain anti-flammability, because propylene glycol has methyl branch, propylene glycol can be avoided the brittleness of ethylene glycol generation
Soft with diethylene glycol (DEG) bring, propylene glycol and tetrabromophthalic anhydride cooperate, and can provide for gel coating resin tough and tensile, weather-proof, wear-resisting
And the excellent performances such as good gloss, and propylene glycol has irreplaceable role isophthalic two in the thixotropic property of gel coating resin
Formic anhydride can provide corrosion-resistant, water-fast, toughness and mechanical property for gel coating resin；By adding fire retardant, glue can be made
Coating resin has the advantages that low cigarette and good flame retardation effect, suitable for having the product of high requirement to flame retardant property；Pass through addition
Curing agent can make gel coating resin have many advantages, such as that heat resistance is good, and high mechanical strength, curing time are short.
The present invention is further arranged to: the auxiliary agent further includes diluent, defoaming agent, dispersing agent and levelling agent；It is described dilute
Release agent, defoaming agent, thixotropic agent, dispersing agent, levelling agent mass ratio be (0.1-12): (0.1-1.2): (0.5-2.5): (0.1-
0.3):(0.1-1.9)。
By using above-mentioned technical proposal, dispersing agent is attracted on the surface of solid particle, generates charge repulsion or sky
Between steric hindrance, can prevent solid particle from generating harmful flocculation, dispersion is made to be in stable state；Levelling agent can improve gel coat
The levelability of resin is reduced or avoided the gel coating resin layer after solidifying and shrinkage cavity (also known as pin hole) or brush mark occurs；Defoaming agent energy
Destroy foaming system surface viscosity and surface elasticity；Diluent can reduce the viscosity of gel coating resin.
The present invention is further arranged to: the diluent includes trihydroxy methyl propane triglycidyl ether, ethylene glycol two
One or more of glycidol ether.
By using above-mentioned technical proposal, trihydroxy methyl propane triglycidyl ether and ethylene glycol diglycidyl are utilized
Ether can reduce the viscosity of gel coating resin, improves the wetability between gel coating resin and coated substrate, improves gel coating resin
Mobility.
The present invention is further arranged to: the defoaming agent refers to organic modified polyorganosiloxane.
By using above-mentioned technical proposal, it should have low surface tension and HLB (hydrophilic lipophilic balance) value, insoluble
It in foaming media, but is easy to be homogeneously dispersed among foam medium according to certain granule size, generates lasting sum
Balanced defoaming capacity.
The present invention is further arranged to: the dispersing agent refers to polyurethane.
By using above-mentioned technical proposal, polyurethane can be attracted on the surface of solid particle, generate charge repulsion
Or steric hindrance, it can prevent solid particle from generating harmful flocculation, dispersion is made to be in stable state.
The present invention is further arranged to: the levelling agent refers to organic silicon modified by polyether.
By using above-mentioned technical proposal, organic silicon modified by polyether can reduce the table between gel coating resin and coated substrate
Face tension makes have good wetability between gel coating resin and coated substrate, can adjust the evaporation rate of gel coating resin,
The mobility for improving gel coating resin, forms very thin monolayer, on the surface of gel coating resin film to provide uniform surface
Tension improves the surface quality of gel coating resin.
The present invention is further arranged to: further including filler that parts by weight are 21-45 parts and parts by weight are 0.5-3 parts
Pigment.
By using above-mentioned technical proposal, the addition of filler can reduce the density of resin, make the reduction of its viscosity, by filling out
The control of the content of material can control the size of resin viscosity, reach better heat resistance and mechanical strength.
The present invention is further arranged to: the filler include aluminium hydroxide, barium sulfate, titanium dioxide, calcium carbonate, silicon powder and
One of kaolin is a variety of.
By using above-mentioned technical proposal, filler can reduce the density of gel coating resin, to reduce the viscous of gel coating resin
Degree, improves the mobility of gel coating resin.
In view of the deficiencies of the prior art, the present invention intends to provide a kind of gel coating resin, curing time is short,
Durability of coating, corrosion resistance and anti-flammability can be increased.
To achieve the above object, the present invention provides the following technical scheme that a kind of preparation method of gel coating resin, including with
Lower step:
(1) it the preparation of matrix resin: by 30-45 parts of tetrabromophthalic anhydrides and 20-22 ethylene glycol all investment reaction kettle, is warming up to
120-150 DEG C, then 5-10 parts of isophthalic anhydrides are put into, 180 DEG C are warming up to, 10-15 parts of investment is suitable after reaction to material becomes clear
Anhydride maleique is continuously heating to 200-220 DEG C, and detection material acid value is cooled to 120-130 when acid value is down to 30 ± 2
DEG C, it puts into 8-14 parts of styrene and 5-8 polymerization inhibitor is diluted cooling, discharging obtains matrix resin；
(2) preparation of gel coating resin: resulting matrix resin 40-80 parts of step (1) are taken to be put into reaction kettle, into matrix resin
20-60 parts of fire retardants, 10-30 parts of curing agent, the auxiliary agent in addition to thixotropic agent and 0.5-3 parts of pigment are sequentially added, in 800-
3-10min is stirred under the revolving speed of 1000r/min；Thixotropic agent and 21-45 parts of fillers are added, in the revolving speed of 2000-2500r/min
Lower stirring 5-10min；It is vacuumized under one vacuum degree until bubble-free in reaction kettle, stopping vacuumizes to obtain gel coating resin production
Product.
By using above-mentioned technical proposal, manufactures propylene glycol and isophthalic anhydride manufactures matrix resin, propylene glycol has
Methyl branch, propylene glycol can be avoided the brittleness and diethylene glycol (DEG) bring softness, propylene glycol and tetrabromophthalic anhydride phase of ethylene glycol generation
Mutually cooperation, can provide the excellent performances such as tough and tensile, weather-proof, wear-resisting and good gloss, and propylene glycol is in glue for gel coating resin
Have in the thixotropic property of coating resin irreplaceable role isophthalic anhydride can be provided for gel coating resin it is corrosion-resistant, water-fast,
Toughness and mechanical property；When manufacturing gel coating resin, dispersing agent is attracted on the solid particle of fumed silica, and makes gas
Aerosil keeps uniform and stable dispersity in colloidal pitch.But it if is stirred using vane type or propeller type
It is poor to carry out the dispersion effect of mixing dispersion, fumed silica and auxiliary agent in gel coating resin system to mix device, so that gas phase
Silica cannot give full play to the thickening and thixotropic transformation of gel coating resin；Using high-speed stirred, effect is preferable, dispersate
Amount depends on the stirring rate and mixing time of high-speed stirred, so making gel coat using higher rotation speed and longer mixing time
The dispersion effect of resin is preferable.
In view of the deficienciess of the prior art, third object of the present invention is to provide a kind of above-mentioned gel coating resin of application
Racing car bucket chair.
In conclusion the present invention has the advantages that compared with the prior art
It is (1) of the invention by synthesizing matrix resin using tetrabromophthalic anhydride, propylene glycol, phthalic acid and maleic anhydride,
It can make matrix resin itself that there is certain anti-flammability, and fire retardant curing agent is added in matrix resin, glue can be increased
The anti-flammability of coating resin, and shorten the curing time of gel coating resin, improve working efficiency；
(2) present invention by producing matrix resin using propylene glycol, bring by the brittleness and diethylene glycol (DEG) that can be avoided ethylene glycol generation
Softness, provide the good characteristics such as tough and tensile, weather-proof, wear-resisting and good luster for gel coat；
(3) present invention can improve the property of gel coating resin by auxiliary agents such as addition dispersing agent, defoaming agent, levelling agent, diluents
Can, the viscosity of gel coating resin is reduced, the mechanical strength and surface quality of gel coating resin are improved；
(4) present invention can reduce the density of gel coating resin by adding filler, so that the viscosity of gel coating resin is reduced, to mention
The heat resistance and mechanical strength of high gel coating resin.
Specific embodiment
Embodiment 1: a kind of gel coating resin, the fineness of gel coating resin are 5 μm, the matrix tree for being 40 parts including parts by weight
Rouge, 20 parts of fire retardants, 10 parts of curing agent, 12 parts of auxiliary agents, 21 parts of fillers and 0.5 part of pigment；
Matrix resin by following parts by weight material composition: 30 parts of tetrabromophthalic anhydrides, 20 parts of propylene glycol, 5 parts of isophthalic anhydrides, 10
Part maleic anhydride, 8 parts of styrene and 5 parts of polymerization inhibitors；
Fire retardant by following parts by weight material composition: 20 part of three two tellurium of oxidation, 17 parts of zinc borates, 15 parts of attapulgites, 10 parts
Triphenyl phosphate, 8 parts of magnesium hydroxides, 5 parts of aluminium hydroxides, 9 parts of Polyborosiloxanes；
Curing agent by following parts by weight material composition: methyl ethyl ketone peroxide that 3 parts of mass fractions are 3.5%, 2 parts of mass fractions
For 0.5% different cobalt green, 5 parts of m-xylene diamines, 8 parts of dimethylanilines, 2 parts of diethylanilines；
Auxiliary agent includes thixotropic agent, diluent, defoaming agent, dispersing agent and levelling agent, diluent, defoaming agent, thixotropic agent, dispersing agent,
The mass ratio of levelling agent is 0.1:0.1:0.5:0.1:0.1；
Thixotropic agent by following parts by weight material composition: 50 parts of fumed silicas, 20 parts of polyamide waxes；Diluent includes three hydroxyls
Ylmethyl propane triglycidyl ether；Defoaming agent refers to organic modified polyorganosiloxane；Dispersing agent refers to polyurethane；Levelling agent refers to
Organic silicon modified by polyether；
Filler includes aluminium hydroxide, barium sulfate and kaolin.
The preparation method of above-mentioned gel coating resin the following steps are included:
(1) preparation of matrix resin: by 30 parts of tetrabromophthalic anhydrides and 20 parts of propylene glycol all investment reaction kettle, being warming up to 120 DEG C,
5 parts of isophthalic anhydrides are put into again, are warming up to 180 DEG C, reaction to material puts into 10 parts of maleic anhydrides after becoming clear, after of continuing rising
Temperature to 200 DEG C, detection material acid value be cooled to 120 DEG C when acid value is down to 28, put into 8 parts of styrene and 5 parts of polymerization inhibitors into
Row dilution cooling, discharging obtain matrix resin；
(2) preparation of gel coating resin: taking 40 parts of the resulting matrix resin of step (1) to be put into reaction kettle, into matrix resin according to
Secondary addition 20 parts of fire retardants, 10 parts of curing agent, 1.3 parts of diluents, 1.3 parts of defoaming agents, 1.3 parts of dispersing agents and 1.3 parts of levelling agents
With 0.5 part of pigment, 10min is stirred under the revolving speed of 800r/min；6.7 parts of thixotropic agent and 21 parts of fillers are added, in 2000r/
10min is stirred under the revolving speed of min；It is vacuumized under one vacuum degree until bubble-free in reaction kettle, stopping vacuumizes to obtain gel coat
Naval stores.
Embodiment 2: a kind of gel coating resin, the fineness of gel coating resin are 10 μm, the matrix tree for being 55 parts including parts by weight
Rouge, 35 parts of fire retardants, 15 parts of curing agent, 15 parts of auxiliary agents, 27 parts of fillers and 1.5 parts of pigment；
Matrix resin by following parts by weight material composition: 33.5 parts of tetrabromophthalic anhydrides, 21 parts of propylene glycol, 7.5 parts of M-phthalic acids
Acid anhydride, 11 parts of maleic anhydrides, 10 parts of styrene and 6 parts of polymerization inhibitors；
Fire retardant by following parts by weight material composition: 24 part of three two tellurium of oxidation, 19.8 parts of zinc borates, 18 parts of attapulgites, 11
Part triphenyl phosphate, 10 parts of magnesium hydroxides, 7 parts of aluminium hydroxides, 11 parts of Polyborosiloxanes；
Curing agent by following parts by weight material composition: methyl ethyl ketone peroxide that 6 parts of mass fractions are 3%, 5 parts of mass fractions are
0.4% different cobalt green, 8 parts of m-xylene diamines, 9 parts of dimethylanilines, 3 parts of diethylanilines；
Auxiliary agent includes thixotropic agent, diluent, defoaming agent, dispersing agent and levelling agent, diluent, defoaming agent, thixotropic agent, dispersing agent,
The mass ratio of levelling agent is 3:0.3:1:0.15:0.6；
Thixotropic agent by following parts by weight material composition: 52 parts of fumed silicas, 23 parts of polyamide waxes；Diluent includes second two
Alcohol diglycidyl ether；Defoaming agent refers to organic modified polyorganosiloxane；Dispersing agent refers to polyurethane；Levelling agent refers to polyether-modified
Organosilicon；
Filler includes titanium dioxide, calcium carbonate and silicon powder.
The preparation method of above-mentioned gel coating resin the following steps are included:
(1) by 33.5 parts of tetrabromophthalic anhydrides and 21 parts of propylene glycol all investment reaction kettle, 130 the preparation of matrix resin: are warming up to
DEG C, then 7.5 parts of isophthalic anhydrides are put into, and 180 DEG C are warming up to, reaction to material puts into 11 parts of maleic anhydrides after becoming clear,
205 DEG C are continuously heating to, detection material acid value is cooled to 122 DEG C when acid value is down to 30, puts into 10 parts of styrene and 6 parts of resistances
Poly- agent is diluted cooling, and discharging obtains matrix resin；
(2) preparation of gel coating resin: taking 55 parts of the resulting matrix resin of step (1) to be put into reaction kettle, into matrix resin according to
Secondary addition 35 parts of fire retardants, 15 parts of curing agent, 8.9 parts of diluents, 0.89 part of defoaming agent, 0.44 part of dispersing agent and 1.8 parts of levellings
Agent and 1.5 parts of pigment, stir 8min under the revolving speed of 850r/min；2.97 parts of thixotropic agent and 27 parts of fillers are added,
8min is stirred under the revolving speed of 2200r/min；It is vacuumized under one vacuum degree until bubble-free in reaction kettle, stopping vacuumizes to obtain
Gel coating resin product.
Embodiment 3: a kind of gel coating resin, the fineness of gel coating resin are 15 μm, the matrix tree for being 65 parts including parts by weight
Rouge, 45 parts of fire retardants, 25 parts of curing agent, 21 parts of auxiliary agents, 39 parts of fillers and 2 parts of pigment；
Matrix resin by following parts by weight material composition: 37.5 parts of tetrabromophthalic anhydrides, 21.5 parts of propylene glycol, 8 parts of M-phthalic acids
Acid anhydride, 13 parts of maleic anhydrides, 12 parts of styrene and 7 polymerization inhibitors；
Fire retardant by following parts by weight material composition: 32 part of three two tellurium of oxidation, 25.3 parts of zinc borates, 24 parts of attapulgites, 13
Part triphenyl phosphate, 14 parts of magnesium hydroxides, 11 parts of aluminium hydroxides, 13 parts of Polyborosiloxanes；
Curing agent by following parts by weight material composition: methyl ethyl ketone peroxide that 12 parts of mass fractions are 2%, 11 parts of mass fractions
For 0.2% different cobalt green, 14 parts of m-xylene diamines, 12 parts of dimethylanilines, 5 parts of diethylanilines；
Auxiliary agent includes thixotropic agent, diluent, defoaming agent, dispersing agent and levelling agent, diluent, defoaming agent, thixotropic agent, dispersing agent,
The mass ratio of levelling agent is 9:0.9:2:0.25:1.5；
Thixotropic agent by following parts by weight material composition: 57 parts of fumed silicas, 28 parts of polyamide waxes；Diluent includes three hydroxyls
Ylmethyl propane triglycidyl ether；Defoaming agent refers to organic modified polyorganosiloxane；Dispersing agent refers to polyurethane；Levelling agent refers to
Organic silicon modified by polyether；
Filler includes aluminium hydroxide, barium sulfate and kaolin.
The preparation method of above-mentioned gel coating resin the following steps are included:
(1) it the preparation of matrix resin: by 37.5 parts of tetrabromophthalic anhydrides and 21.5 parts of propylene glycol all investment reaction kettle, is warming up to
140 DEG C, then 8 parts of isophthalic anhydrides are put into, 180 DEG C are warming up to, reaction to material puts into 13 parts of maleic anhydrides after becoming clear,
215 DEG C are continuously heating to, detection material acid value is cooled to 127 DEG C when acid value is down to 31, puts into 12 parts of styrene and 7 parts of resistances
Poly- agent is diluted cooling, and discharging obtains matrix resin；
(2) preparation of gel coating resin: taking 65 parts of the resulting matrix resin of step (1) to be put into reaction kettle, into matrix resin according to
Secondary addition 45 parts of fire retardants, 25 parts of curing agent, 14 parts of diluents, 1.4 parts of defoaming agents, 0.3 part of dispersing agent and 2.3 parts of levelling agents and
2 parts of pigment, stir 6min under the revolving speed of 950r/min；3 parts of thixotropic agent and 39 parts of fillers are added, in turning for 2300r/min
Speed is lower to stir 6min；It is vacuumized under one vacuum degree until bubble-free in reaction kettle, stopping vacuumizes to obtain gel coating resin product.
Embodiment 4: a kind of gel coating resin, the fineness of gel coating resin are 20 μm, the matrix tree for being 80 parts including parts by weight
Rouge, 60 parts of fire retardants, 30 parts of curing agent, 24 parts of auxiliary agents, 45 parts of fillers and 3 parts of pigment；
Matrix resin by following parts by weight material composition: 45 parts of tetrabromophthalic anhydrides, 22 parts of propylene glycol, 10 parts of isophthalic anhydrides,
15 parts of maleic anhydrides, 14 parts of styrene and 8 polymerization inhibitors；
Fire retardant by following parts by weight material composition: 36 part of three two tellurium of oxidation, 28 parts of zinc borates, 27 parts of attapulgites, 15 parts
Triphenyl phosphate, 16 parts of magnesium hydroxides, 14 parts of aluminium hydroxides, 15 parts of Polyborosiloxanes；
Curing agent by following parts by weight material composition: methyl ethyl ketone peroxide that 15 parts of mass fractions are 1.5%, 15 parts of quality point
Different cobalt green, 17 part m-xylene diamines, 13 part dimethylanilines, 6 part diethylanilines of the number for 0.09%；
Auxiliary agent includes thixotropic agent, diluent, defoaming agent, dispersing agent and levelling agent, diluent, defoaming agent, thixotropic agent, dispersing agent,
The mass ratio of levelling agent is 12:1.2:2.5:0.3:1.9；
Thixotropic agent by following parts by weight material composition: 60 parts of fumed silicas, 30 parts of polyamide waxes；Diluent includes three hydroxyls
Ylmethyl propane triglycidyl ether；Defoaming agent refers to organic modified polyorganosiloxane；Dispersing agent refers to polyurethane；Levelling agent refers to
Organic silicon modified by polyether；
Filler includes aluminium hydroxide, barium sulfate and kaolin.
The preparation method of above-mentioned gel coating resin the following steps are included:
(1) preparation of matrix resin: by 45 parts of tetrabromophthalic anhydrides and 22 parts of propylene glycol all investment reaction kettle, being warming up to 150 DEG C,
10 parts of isophthalic anhydrides are put into again, are warming up to 180 DEG C, and reaction to material puts into 15 parts of maleic anhydrides after becoming clear, continues
220 DEG C are warming up to, detection material acid value is cooled to 130 DEG C when acid value is down to 32, puts into 14 parts of styrene and 8 parts of polymerization inhibitors
It is diluted cooling, discharging obtains matrix resin；
(2) preparation of gel coating resin: taking 80 parts of the resulting matrix resin of step (1) to be put into reaction kettle, into matrix resin according to
60 parts of fire retardants of secondary addition, 30 parts of curing agent, 18.4 parts of diluents, 1.84 parts of defoaming agents, 0.46 part of dispersing agent and 2.92 parts of streams
Flat agent and 3 parts of pigment, stir 3min under the revolving speed of 1000r/min；0.38 part of thixotropic agent and 45 parts of fillers are added,
5min is stirred under the revolving speed of 2500r/min；It is vacuumized under one vacuum degree until bubble-free in reaction kettle, stopping vacuumizes to obtain
Gel coating resin product.
Comparative example 1: a kind of gel coating resin, the fineness of gel coating resin are 15 μm, the matrix tree for being 65 parts including parts by weight
Rouge, 25 parts of curing agent, 21 parts of auxiliary agents, 39 parts of fillers and 2 parts of pigment；
Matrix resin by following parts by weight material composition: 37.5 parts of tetrabromophthalic anhydrides, 21.5 parts of propylene glycol, 8 parts of M-phthalic acids
Acid anhydride, 13 parts of maleic anhydrides, 12 parts of styrene and 7 polymerization inhibitors；
Curing agent by following parts by weight material composition: methyl ethyl ketone peroxide that 12 parts of mass fractions are 2%, 11 parts of mass fractions
For 0.2% different cobalt green, 14 parts of m-xylene diamines, 12 parts of dimethylanilines, 5 parts of diethylanilines；
Auxiliary agent includes thixotropic agent, diluent, defoaming agent, dispersing agent and levelling agent, diluent, defoaming agent, thixotropic agent, dispersing agent,
The mass ratio of levelling agent is 9:0.9:2:0.25:1.5；
Thixotropic agent by following parts by weight material composition: 57 parts of fumed silicas, 28 parts of polyamide waxes；Diluent includes three hydroxyls
Ylmethyl propane triglycidyl ether；Defoaming agent refers to organic modified polyorganosiloxane；Dispersing agent refers to polyurethane；Levelling agent refers to
Organic silicon modified by polyether；
Filler includes aluminium hydroxide, barium sulfate and kaolin.
The preparation method of above-mentioned gel coating resin the following steps are included:
(1) it the preparation of matrix resin: by 37.5 parts of tetrabromophthalic anhydrides and 21.5 parts of propylene glycol all investment reaction kettle, is warming up to
140 DEG C, then 8 parts of isophthalic anhydrides are put into, 180 DEG C are warming up to, reaction to material puts into 13 parts of maleic anhydrides after becoming clear,
215 DEG C are continuously heating to, detection material acid value is cooled to 127 DEG C when acid value is down to 31, puts into 12 parts of styrene and 7 parts of resistances
Poly- agent is diluted cooling, and discharging obtains matrix resin；
(2) preparation of gel coating resin: taking 65 parts of the resulting matrix resin of step (1) to be put into reaction kettle, into matrix resin according to
Secondary addition 25 parts of curing agent, 14 parts of diluents, 1.4 parts of defoaming agents, 0.3 part of dispersing agent and 2.3 parts of levelling agents and 2 parts of pigment,
6min is stirred under the revolving speed of 950r/min；3 parts of thixotropic agent and 39 parts of fillers are added, are stirred under the revolving speed of 2300r/min
6min；It is vacuumized under one vacuum degree until bubble-free in reaction kettle, stopping vacuumizes to obtain gel coating resin product.
Comparative example 2: a kind of gel coating resin, the fineness of gel coating resin are 15 μm, the matrix tree for being 65 parts including parts by weight
Rouge, 45 parts of fire retardants, 21 parts of auxiliary agents, 39 parts of fillers and 2 parts of pigment；
Matrix resin by following parts by weight material composition: 37.5 parts of tetrabromophthalic anhydrides, 21.5 parts of propylene glycol, 8 parts of M-phthalic acids
Acid anhydride, 13 parts of maleic anhydrides, 12 parts of styrene and 7 polymerization inhibitors；
Fire retardant by following parts by weight material composition: 32 part of three two tellurium of oxidation, 25.3 parts of zinc borates, 24 parts of attapulgites, 13
Part triphenyl phosphate, 14 parts of magnesium hydroxides, 11 parts of aluminium hydroxides, 13 parts of Polyborosiloxanes；
Auxiliary agent includes thixotropic agent, diluent, defoaming agent, dispersing agent and levelling agent, diluent, defoaming agent, thixotropic agent, dispersing agent,
The mass ratio of levelling agent is 9:0.9:2:0.25:1.5；
Thixotropic agent by following parts by weight material composition: 57 parts of fumed silicas, 28 parts of polyamide waxes；Diluent includes three hydroxyls
Ylmethyl propane triglycidyl ether；Defoaming agent refers to organic modified polyorganosiloxane；Dispersing agent refers to polyurethane；Levelling agent refers to
Organic silicon modified by polyether；
Filler includes aluminium hydroxide, barium sulfate and kaolin.
The preparation method of above-mentioned gel coating resin the following steps are included:
(1) it the preparation of matrix resin: by 37.5 parts of tetrabromophthalic anhydrides and 21.5 parts of propylene glycol all investment reaction kettle, is warming up to
140 DEG C, then 8 parts of isophthalic anhydrides are put into, 180 DEG C are warming up to, reaction to material puts into 13 parts of maleic anhydrides after becoming clear,
215 DEG C are continuously heating to, detection material acid value is cooled to 127 DEG C when acid value is down to 31, puts into 12 parts of styrene and 7 parts of resistances
Poly- agent is diluted cooling, and discharging obtains matrix resin；
(2) preparation of gel coating resin: taking 65 parts of the resulting matrix resin of step (1) to be put into reaction kettle, into matrix resin according to
Secondary addition 45 parts of fire retardants, 14 parts of diluents, 1.4 parts of defoaming agents, 0.3 part of dispersing agent and 2.3 parts of levelling agents and 2 parts of pigment,
6min is stirred under the revolving speed of 950r/min；3 parts of thixotropic agent and 39 parts of fillers are added, are stirred under the revolving speed of 2300r/min
6min；It is vacuumized under one vacuum degree until bubble-free in reaction kettle, stopping vacuumizes to obtain gel coating resin product.
Comparative example 3: a kind of gel coating resin, the fineness of gel coating resin are 15 μm, the matrix tree for being 65 parts including parts by weight
Rouge, 21 parts of auxiliary agents, 39 parts of fillers and 2 parts of pigment；
Matrix resin by following parts by weight material composition: 37.5 parts of tetrabromophthalic anhydrides, 21.5 parts of propylene glycol, 8 parts of M-phthalic acids
Acid anhydride, 13 parts of maleic anhydrides, 12 parts of styrene and 7 polymerization inhibitors；
Auxiliary agent includes thixotropic agent, diluent, defoaming agent, dispersing agent and levelling agent, diluent, defoaming agent, thixotropic agent, dispersing agent,
The mass ratio of levelling agent is 9:0.9:2:0.25:1.5；
Thixotropic agent by following parts by weight material composition: 57 parts of fumed silicas, 28 parts of polyamide waxes；Diluent includes three hydroxyls
Ylmethyl propane triglycidyl ether；Defoaming agent refers to organic modified polyorganosiloxane；Dispersing agent refers to polyurethane；Levelling agent refers to
Organic silicon modified by polyether；
Filler includes aluminium hydroxide, barium sulfate and kaolin.
The preparation method of above-mentioned gel coating resin the following steps are included:
(1) it the preparation of matrix resin: by 37.5 parts of tetrabromophthalic anhydrides and 21.5 parts of propylene glycol all investment reaction kettle, is warming up to
140 DEG C, then 8 parts of isophthalic anhydrides are put into, 180 DEG C are warming up to, reaction to material puts into 13 parts of maleic anhydrides after becoming clear,
215 DEG C are continuously heating to, detection material acid value is cooled to 127 DEG C when acid value is down to 31, puts into 12 parts of styrene and 7 parts of resistances
Poly- agent is diluted cooling, and discharging obtains matrix resin；
(2) preparation of gel coating resin: taking 65 parts of the resulting matrix resin of step (1) to be put into reaction kettle, into matrix resin according to
Secondary addition 14 parts of diluents, 1.4 parts of defoaming agents, 0.3 part of dispersing agent and 2.3 parts of levelling agents and 2 parts of pigment, in turning for 950r/min
Speed is lower to stir 6min；3 parts of thixotropic agent and 39 parts of fillers are added, stir 6min under the revolving speed of 2300r/min；One vacuum degree
Under vacuumize until bubble-free in reaction kettle, stopping vacuumizes to obtain gel coating resin product.
It will brush respectively according to gel coating resin made from preparation method in embodiment 1-4 and comparative example 1-3 in glass fibre
On cloth, brushing thickness is 0.4mm, and each embodiment and comparative example takes three identical glass fabric samples, makes gel coat
Resin at 25 DEG C, relative humidity be lower than 80% in the environment of into solidification, after curing completely carries out flame retardant property detection, three samples
Testing result be averaged, testing result is shown in table 1.
Examination criteria are as follows: burning residue length minimum value is GB/T8624-2006, and burning residue length average value is GB/
T8624-2006, flue-gas temperature GB/T8624-2006, smoke density grade GB/T2408-2008, oxygen index (OI) ASTMD-
2863, vertical combustion grade GB/T2408-2008.
Examination criteria are as follows: A grades: burning residue length minimum value > 200mm, burning residue length average value >=350mm, cigarette
Temperature degree≤125 DEG C, flue gas grade≤15；B grades: burning residue length minimum value > 0mm, burning residue length average value >=
150mm, flue-gas temperature≤200 DEG C, smoke density grade≤75.
The flame retardant property detection of gel coating resin in table 1 embodiment 1-4 and comparative example 1-3
As can be seen from Table 1, fire retardant is added in embodiment 1-4 and comparative example 2, and it is non-antiflaming in comparative example 1 and comparative example 3
The combustion rating of gel coating resin made from agent, embodiment 1-4 and comparative example 1 is than gel coat tree obtained in comparative example 1 and comparative example 3
The combustion rating of rouge is high, and vertical combustion grade is preferable, and gel coating resin of the invention has preferable flame retardant property.
It will brush respectively according to gel coating resin made from preparation method in embodiment 1-4 and comparative example 1-3 in glass fibre
On cloth, brushing thickness is 0.4mm, and each embodiment and comparative example takes three identical glass fabric samples, to gel coat
Resin is detected, and is averaged to the testing result of three samples, testing result is shown in table 1.
Examination criteria are as follows: Density Detection ISO1183-1A, shore D hardness determination are DIN53505-D, glass transition temperature
For ASTMD-7028-2007, bending strength ISO178-2010, compressive strength ISO604-2002, operable time is used
Recording instrument without paper equipment detects time of the gel coat from being uniformly mixed to being fully cured.
The performance detection of gel coating resin in table 2 embodiment 1-4 and comparative example 1-3
As can be seen from Table 1, because adding curing agent in embodiment 1-4 and comparative example 1, so curing time is short, and 2 He of comparative example
Without addition curing agent in comparative example 3, so curing time is longer, gel coating resin prepared by the present invention has density small, viscosity
Low, intensity is high, and glass transition temperature is high, high temperature resistant, the advantages that curing time is short.
It takes having a size of 75mm × 220mm × 3mm glass epoxy, brushing embodiment 1-4 and comparative example on glass epoxy
Gel coating resin made from 1-3, gel coating resin thickness are 0.6mm, and each embodiment and comparative example takes three groups of samples respectively, to each reality
The weatherability for applying gel coating resin made from example and comparative example is detected, and the testing result of three groups of samples is averaged, detection knot
Fruit is shown in table 3.
Detection method: the sample of each embodiment and each comparative example is put into the accelerated ageing instrument of model QMV/spray
The middle aging for carrying out different time, the chromatic aberration after testing aging.
Chromatic aberration detection of the gel coating resin in ageing device in table 3 embodiment 1-4 and comparative example 1-3
It takes having a size of 75mm × 220mm × 3mm glass epoxy, brushing embodiment 1-4 and comparative example 1-3 system on glass epoxy
The gel coating resin obtained, gel coating resin thickness is 0.6mm, and each embodiment and comparative example takes three groups of samples respectively, to each embodiment
It is detected with the weatherability of gel coating resin made from comparative example, the testing result of three groups of samples is averaged, and testing result is shown
In table 4.
Detection method: each group sample of embodiment and comparative example being placed under open-air condition and carries out natural aging, test
Chromatic aberration after aging.
The chromatic aberration of the outdoor natural aging of gel coating resin in table 4 embodiment 1-4 and comparative example 1-3 detects
The either accelerated ageing or natural aging it can be seen from table 3 and table 4, gel coating resin made from embodiment 1-4 compare
The chromatic aberration of gel coating resin made from comparative example 1-3 is much smaller, is both gel coating resin made from embodiment 1-4 with good
Weatherability.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of gel coating resin, it is characterised in that: including parts by weight be 40-80 parts matrix resin, 20-60 parts of fire retardants,
10-30 parts of curing agent and 12-24 parts of auxiliary agents, auxiliary agent include thixotropic agent, described matrix resin by following parts by weight material composition:
30-45 parts of tetrabromophthalic anhydrides, 20-22 parts of propylene glycol, 5-10 parts of isophthalic anhydrides, 10-15 parts of maleic anhydrides, 8-14 parts of benzene
Ethylene and 5-8 parts of polymerization inhibitors；
The fire retardant by following parts by weight material composition: 20-36 part three aoxidize two telluriums, 17-28 parts of zinc borates, 15-27 parts
Attapulgite, 10-15 portion triphenyl phosphate, 8-16 parts of magnesium hydroxides, 5-14 parts of aluminium hydroxides, 9-15 parts of Polyborosiloxanes；
The curing agent by following parts by weight material composition: methyl ethyl ketone peroxide that 3-15 parts of mass fractions are 1.5-3.5%,
Different cobalt green, 5-17 parts of m-xylene diamines, the 8-13 parts of dimethylanilines, 2-6 part two that 2-15 parts of mass fractions are 0.09-0.5%
Ethyl aniline；
The thixotropic agent by following parts by weight material composition: 50-60 parts of fumed silicas, 20-30 parts of polyamide waxes；
The fineness of gel coating resin is 5-20 μm.
2. gel coating resin according to claim 1, it is characterised in that: the auxiliary agent further includes diluent, defoaming agent, dispersion
Agent and levelling agent；
The diluent, defoaming agent, thixotropic agent, dispersing agent, levelling agent mass ratio be (0.1-12): (0.1-1.2): (0.5-
2.5): (0.1-0.3): (0.1-1.9).
3. gel coating resin according to claim 2, it is characterised in that: the diluent includes that trihydroxy methyl propane three contracts
One or both of water glycerin ether, ethylene glycol diglycidylether.
4. gel coating resin according to claim 2, it is characterised in that: the defoaming agent refers to organic modified polyorganosiloxane.
5. gel coating resin according to claim 2, it is characterised in that: the dispersing agent refers to polyurethane.
6. gel coating resin according to claim 2, it is characterised in that: the levelling agent refers to organic silicon modified by polyether.
7. gel coating resin according to claim 1, it is characterised in that: further include parts by weight be 21-45 part filler with
The pigment that parts by weight are 0.5-3 parts.
8. gel coating resin according to claim 7, it is characterised in that: the filler includes aluminium hydroxide, barium sulfate, titanium white
One of powder, calcium carbonate, silicon powder and kaolin are a variety of.
9. a kind of preparation method of gel coating resin according to claim 1-8, it is characterised in that: including following step
It is rapid:
(1) it the preparation of matrix resin: by 30-45 parts of tetrabromophthalic anhydrides and 20-22 parts of propylene glycol all investment reaction kettle, is warming up to
120-150 DEG C, then 5-10 parts of isophthalic anhydrides are put into, 180 DEG C are warming up to, 10-15 parts of investment is suitable after reaction to material becomes clear
Anhydride maleique is continuously heating to 200-220 DEG C, and detection material acid value is cooled to 120-130 when acid value is down to 30 ± 2
DEG C, it puts into 8-14 parts of styrene and 5-8 parts of polymerization inhibitors is diluted cooling, discharging obtains matrix resin；
(2) preparation of gel coating resin: resulting matrix resin 40-80 parts of step (1) are taken to be put into reaction kettle, into matrix resin
20-60 parts of fire retardants, 10-30 parts of curing agent, the auxiliary agent in addition to thixotropic agent and 0.5-3 parts of pigment are sequentially added, in 800-
3-10min is stirred under the revolving speed of 1000r/min；Thixotropic agent and 21-45 parts of fillers are added, in the revolving speed of 2000-2500r/min
Lower stirring 5-10min；It is vacuumized under one vacuum degree until bubble-free in reaction kettle, stopping vacuumizes to obtain gel coating resin production
Product.
10. a kind of racing car bucket chair of application such as described in any item gel coating resins of claim 1-9.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113388236A (en) * | 2021-06-28 | 2021-09-14 | 常州天马集团有限公司（原建材二五三厂） | Corrosion-resistant gel coat and preparation method thereof |
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| JPS5343782A (en) * | 1976-10-02 | 1978-04-20 | Hitachi Chem Co Ltd | Flame-retardant unsaturated polyester resin molded products |
| CN1712476A (en) * | 2005-08-08 | 2005-12-28 | 常州天马集团有限公司 | Gel coating resin and production thereof |
| CN102627740A (en) * | 2012-03-21 | 2012-08-08 | 常州华科树脂有限公司 | Low styrene volatilization unsaturated polyester gel coat resin and preparation method thereof |
| CN104031211A (en) * | 2014-06-17 | 2014-09-10 | 常州天马集团有限公司（原建材二五三厂） | Halogen-free flame retardant gel coat resin and preparation method thereof |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5343782A (en) * | 1976-10-02 | 1978-04-20 | Hitachi Chem Co Ltd | Flame-retardant unsaturated polyester resin molded products |
| CN1712476A (en) * | 2005-08-08 | 2005-12-28 | 常州天马集团有限公司 | Gel coating resin and production thereof |
| CN102627740A (en) * | 2012-03-21 | 2012-08-08 | 常州华科树脂有限公司 | Low styrene volatilization unsaturated polyester gel coat resin and preparation method thereof |
| CN104031211A (en) * | 2014-06-17 | 2014-09-10 | 常州天马集团有限公司（原建材二五三厂） | Halogen-free flame retardant gel coat resin and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113388236A (en) * | 2021-06-28 | 2021-09-14 | 常州天马集团有限公司（原建材二五三厂） | Corrosion-resistant gel coat and preparation method thereof |
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