CN110183892A - Epoxy-modified body solder of a kind of rail traffic vehicles spraying and preparation method thereof - Google Patents
Epoxy-modified body solder of a kind of rail traffic vehicles spraying and preparation method thereof Download PDFInfo
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
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Abstract
The present invention relates to paint fields, and in particular to epoxy-modified body solder of a kind of rail traffic vehicles spraying and preparation method thereof.It is made of host agent and liquid curing-agent, host agent and liquid curing-agent weight ratio are 100:10, the raw material of host agent are as follows: talcum powder, titanium dioxide, thixotropic agent, dispersing agent, nano modified material, compound stabilizer, composite drier, reactive diluent, response type inhibitor, pump lubricant, make low viscosity excessive acid type ring oxygen modified unsaturated polyester resin by oneself, the raw material of liquid curing-agent is methyl ethyl ketone peroxide 5-10 parts, 10~30 parts of cyclohexanone peroxide, 1~6 part of diluent, 0.5~1 part of stabilization agent, spray gun atomizing effect of the present invention is good, thick film not sagging, coating leveling is good, it is easy to polish, putty excellent combination property, the labor intensity of labourer can be greatly reduced, significantly improve working efficiency.
Description
Technical field
The present invention relates to paint fields, and in particular to a kind of rail traffic vehicles spray epoxy-modified body solder and its
Preparation method.
Background technique
Epoxy-modified body solder is a kind of widely used material of current track vehicular traffic, has the construction usage time
Long, curing rate is fast, and adhesive force is strong, and flexibility, grinability are good, are adapted to the advantages that large area painting is scraped.But it is dependent on by hand
Blade coating, high to the construction gimmick of operator, skill requirement, labor intensity of workers is big, long in time limit, largely effects on construction efficiency,
Worker's health is damaged, construction cost is high；To meet the growth requirement that Chinese intelligence makes 2025, track transportation industry is just gradually
To intelligent manufacturing transition and upgrade, traditional manual work process limits the development of track transportation industry.Putty coating is broken
Conventional knife-coat application limitation realizes that spraying operation is a good developing direction of intelligent manufacturing.Currently, realizing putty spraying
On the one hand it needs to be transformed upgrading in existing coating equipment, Control During Paint Spraying by Robot further can be achieved.On the other hand it needs new
Putty product be adapted to the requirement of spraying process.Existing putty is since resin viscosity is high, poor fluidity cannot achieve spraying
Atomization is not suitable for spraying using the system limitation of paste curing agent yet.
Summary of the invention
In view of the above-mentioned problems, the purpose of the invention is to provide a kind of rail traffic vehicles to spray epoxy-modified polyester
Putty and preparation method thereof, to solve the problems, such as that existing putty may not apply to large area spraying application.
Technical scheme is as follows:
A kind of epoxy-modified body solder of rail traffic vehicles spraying, is made of formula as below and preparation method:
The epoxy-modified body solder of a kind of rail traffic vehicles spraying, by host agent component A and liquid curing-agent B component two
Divide and constitute, the weight ratio of the host agent component A and liquid curing-agent B component is 100:10
1. the parts by weight of each raw material of the host agent component A are as follows:
4-5 parts of titanium dioxide of 150-180 parts of talcum powder
3-5 parts of dispersing agent of 3-5 parts of thixotropic agent
0.3-1 parts of compound stabilizer of 10-20 parts of nano modified material
10-20 parts of reactive diluent of 1-3 portions of composite drier
1-3 parts of lubricant of the pumping of 0.5-1.5 parts of response type inhibitor
140-170 parts of oxygen modified unsaturated polyester resin of low viscosity excessive acid type ring of self-control
Any value between above-mentioned each component two-end-point；
Wherein,
Thixotropic agent is fumed silica or organobentonite；
Dispersing agent is one of SRE-4010-100, BYK W-966, BYK W-980 and BYK JS-V966 or a variety of mixing
Object；
Nano modified material is one of nano-titanium dioxide, nano silica, nano zine oxide, nano aluminium oxide or more
The mixture of kind；
Compound stabilizer is one of hydroquinone, p-tert-Butylcatechol, 1,4-benzoquinone, diphenoquinone and p-hydroxyanisole
Or a variety of mixture；
Composite drier is two or more the mixing in copper naphthenate, cobalt iso-octoate, zinc Isoocatanoate and isooctyl acid cerium
Object:
Reactive diluent is styrene, vinyltoluene and any one or more of mixture of vinyl acetate；
The monomer modified wax compound of special type that response type inhibitor is the BYK-S740 and Guangzhou rhythm field new material of Bi Ke chemistry
One of YET-740 or two kinds of mixture；
Pumping lubricant is by silane coupler modified molybdenum disulfide；
The pumping lubricant trade mark is MP-2 or the Shanghai Ang Wei Science and Technology Ltd. of Tai'an molybdenum disulfide Co., Ltd
MOS2P0003 or Hubei Xin Runde Chemical Co., Ltd. FMOS2-3.
The self-control low viscosity excessive acid type unsaturated polyester resin, is by maleic anhydride, adipic acid, tetrahydro benzene
Acid anhydride, phthalic anhydride, propylene glycol, dipropylene glycol, antioxidant BHT, polymerization inhibitor, epoxy active diluent, catalyst and benzene second
Alkene is made: where
The parts by weight of each raw material of the self-control low viscosity excessive acid type unsaturated polyester resin component are as follows:
20-25 parts of maleic anhydride, 6-10 parts of adipic acid,
25-30 parts of tetrahydrophthalic anhydride, 5-10 parts of phthalic anhydride
20-30 parts of propylene glycol, 5-15 parts of dipropylene glycol,
0.1-1 parts of antioxidant BHT, 0.02~0.10 part of polymerization inhibitor；
2-10 parts of epoxy active diluent；0.02~0.10 part of catalyst
50-60 parts of styrene
Wherein, polymerization inhibitor is hydroquinone, methyl hydroquinone, p-tert-Butylcatechol, one of 1,4-benzoquinone or a variety of
Mixture；
Catalyst is benzyltrimethylammonium chloride, benzyltriethylammoinium chloride, tetrabutylammonium chloride, trimethyl chlorination
One of ammonium or a variety of mixtures；
Epoxy active diluent is butyl glycidyl ether, benzyl glycidyl ether, ethylene glycol diglycidylether, neopentyl glycol
One of diglycidyl ether or a variety of mixtures；
Liquid curing-agent B component is made of the component of following parts by weight:
5-10 parts of methyl ethyl ketone peroxide, 10~30 parts of cyclohexanone peroxide, 1~6 part of diluent, 0.5~1 part of stabilization agent,
Wherein, diluent is repefral, dioctyl phthalate, dibutyl phthalate, DINCH
(BASF), citroflex A-4, sebacic acid dioctyl ester, sebacic acid dibutyl ester, one of tributyl citrate or more
Kind mixture；
Stabilization agent is ethylene glycol.
Value can reach same effect to each component of above-mentioned each composition mixture in any proportion.
A kind of rail traffic vehicles spray the preparation method of epoxy-modified body solder the following steps are included:
(1) preparation of the self-control low viscosity excessive acid type unsaturated polyester resin in the host agent component A described in:
1. firstly, by above-mentioned self-control low viscosity excessive acid type unsaturated polyester resin parts by weight various raw materials by maleic two
Acid anhydrides, adipic acid, tetrahydrophthalic anhydride, phthalic anhydride, propylene glycol, dipropylene glycol, epoxy active diluent, catalyst and match
The antioxidant BHT of side's amount half and the polymerization inhibitor of formula ratio half are successively put into reaction kettle.
2. being gradually warming up to 140 DEG C, until solid melts, 180-185 DEG C is then heated to, starts to drain, in 180-185
DEG C insulation reaction is carried out, until then throwing the antioxidant BHT of remaining formula ratio and polymerization inhibitor together when acid value is less than 100mgKOH/g
After entering in reaction kettle, be warming up to 190-195 DEG C, until acid value be less than or equal to 50mgKOH/g when, vacuum pressure control-
0.07MPa drains 20min；
3. cooling to 120 DEG C, it is gradually added into styrene and is diluted, stirs evenly unsaturated up to self-control low viscosity excessive acid type
Polyester resin, the resin be yellowish transparency liquid, viscosity: 0.1-0.2Pas, acid value: 20-30mgKOH/g, gelling time:
10-15min, admittedly contain 30%-40%；Make by oneself low viscosity excessive acid type unsaturated polyester resin in styrene additive amount to reach on
Index is stated as qualification.
(2) rail traffic vehicles spray the preparation of epoxy-modified body solder:
1. by the parts by weight in above-mentioned formula component A, will self-control low viscosity excessive acid type ring oxygen modified unsaturated polyester resin and
Titanium dioxide is put into high speed disperser, is uniformly mixed under conditions of 1000-1200r/min, is obtained thick outstanding without obvious particle
Supernatant liquid；
2. above-mentioned thick suspension is delivered in sand mill and is ground to fineness≤20 micron, titanium dioxide slurry is obtained；
3. titanium dioxide slurry is delivered in dispersion cylinder, thixotropic agent, dispersing agent, nano modification material then are sequentially added by above-mentioned parts by weight
Material, compound stabilizer, composite drier, reactive diluent, response type inhibitor, pumping lubricant and talcum powder carry out high-speed stirring
Dispersion is mixed, until forming uniform body of paste to get the component A of epoxy-modified body solder, consistency is sprayed to rail traffic vehicles
For 15-16；
4. by the parts by weight in above-mentioned formula B component, by methyl ethyl ketone peroxide, cyclohexanone peroxide, diluent, stabilization agent in point
It dissipates and is stirred at low speed in cylinder, spray the B component of epoxy-modified body solder after being uniformly dispersed to get rail traffic vehicles；
(3) rail traffic vehicles spray the application method of epoxy-modified body solder: the host agent component A and liquid that will be prepared
Curing agent B component is put into two-component pump, is sufficiently mixed according to the quality proportioning charging of 100:10 by front end in two-component pump
Spraying sprays epoxy-modified body solder to get to rail traffic vehicles after uniformly.
Rail traffic vehicles are obtained by above-mentioned preparation method and spray epoxy-modified body solder, it applies one kind certainly
Low viscosity excessive acid type unsaturated polyester resin processed uses silane coupler modified molybdenum disulfide to moisten as pumping as main base-material
Lubrication prescription imparts the excellent lubricity of putty；The use of composite drier ensure that 4h under the extreme conditions such as putty low temperature and high relative humidity
Dry requirement；The compatibility of compound stabilizer, it is ensured that the spraying application time of putty；The use of response type volatilization inhibitor,
Reduce the smell generated after spraying putty atomization；Liquid curing-agent is used, so that two-component putty is mixed in spraying equipment front end
Conjunction is sufficiently, atomizing effect is good, disposable spray finishing 3-5mm thickness film sag resistance and good leveling property, coating putty stemness are good, polishing
Property is excellent.
This rail traffic vehicles passes through national rail traffic high molecular material and product with epoxy-modified body solder is sprayed
The inspection of Quality Supervision and Inspection Center；The conclusion of survey report are as follows:
Product quality reach Q/CR 546.1-2016 " EMU coating and coating part 1: car body outer surface coating and
Coating system " requirement.
This rail traffic vehicles has been applied in Zhong Che Zhuzhou Electric Locomotive Co. Ltd., with the epoxy-modified body solder of spraying
Assembling production lines are applied, and using Wagner two-component spray apparatus, airless spraying adjusts the feedstock quality of two component of A, B
Than parameter 100:10, sprays and use after being mixed by front equipment end, after 30 meters and 60 meters of pipeline, spray gun atomizing effect
Good, sagging, coating leveling be not good for thick film, easy to polish, putty excellent combination property, and the labour that can greatly reduce labourer is strong
Degree, significantly improves working efficiency.
Detailed description of the invention
Fig. 1 is process flow chart of the invention.
Specific embodiment
Below in conjunction with specific embodiment to a kind of epoxy-modified polyester of rail traffic vehicles spraying of the present invention
Putty and preparation method thereof is described in further detail.
Example 1
The epoxy-modified body solder of a kind of rail traffic vehicles spraying, by host agent component A and liquid curing-agent B component two parts
It constitutes, the weight ratio of the host agent component A and liquid curing-agent B component is 100:10
1. the parts by weight of each raw material of the host agent component A are as follows:
150 parts of talcum powder, 4 parts of titanium dioxide
3 parts of thixotropic agent, 3 parts of dispersing agent
10 parts of nano modified material, 0.3 part of compound stabilizer
1 portion of composite drier, 10 parts of reactive diluent
0.5 part of response type inhibitor, 1 part of lubricant of pumping
140 parts of modified unsaturated polyester resin of low viscosity excessive acid type ring oxygen of self-control
Thixotropic agent selects fumed silica；
Dispersing agent selects SRE-4010-100；
Nano modified material selects nano-titanium dioxide；
Compound stabilizer selects hydroquinone；
Composite drier selects the mixture of copper naphthenate, cobalt iso-octoate:
Reactive diluent selects styrene；
The BYK-S740 of response type inhibitor selection Bi Ke chemistry；
It pumps lubricant and selects and pass through silane coupler modified molybdenum disulfide, the trade mark is Tai'an molybdenum disulfide Co., Ltd
The FMOS2-3 of the MOS2P0003 or Hubei Xin Runde Chemical Co., Ltd. of MP-2 or Shanghai Ang Wei Science and Technology Ltd..
Self-control low viscosity excessive acid type unsaturated polyester resin is made of following raw materials in part by weight:
20 parts of maleic anhydride, 6 parts of adipic acid,
25 parts of tetrahydrophthalic anhydride, 5 parts of phthalic anhydride
20 parts of propylene glycol, 5 parts of dipropylene glycol,
0.1 part of antioxidant BHT, 0.02 part of polymerization inhibitor；
2 parts of epoxy active diluent；0.02 part of catalyst
50 parts of styrene
Polymerization inhibitor is hydroquinone；
Catalyst is benzyltrimethylammonium chloride；
Epoxy active diluent is butyl glycidyl ether；
Liquid curing-agent B component is made of the component of following parts by weight:
5 parts of methyl ethyl ketone peroxide, 10 parts of cyclohexanone peroxide, 1 part of diluent,
0.5 part of stabilization agent,
Wherein, diluent is repefral；
Stabilization agent is ethylene glycol；
A kind of rail traffic vehicles spray the preparation method of epoxy-modified body solder the following steps are included:
(1) preparation of the self-control low viscosity excessive acid type unsaturated polyester resin in the host agent component A described in:
1. firstly, successively will be suitable by above-mentioned parts by weight by each raw material of above-mentioned self-control low viscosity excessive acid type unsaturated polyester resin
Anhydride maleique, adipic acid, tetrahydrophthalic anhydride, phthalic anhydride, propylene glycol, dipropylene glycol, epoxy active diluent, catalyst
And the antioxidant BHT of formula ratio half and the polymerization inhibitor of formula ratio half are successively put into reaction kettle.
2. being gradually warming up to 140 DEG C, until solid melts, 180-185 DEG C is then heated to, starts to drain, in 180-185
DEG C insulation reaction is carried out, until then throwing the antioxidant BHT of remaining formula ratio and polymerization inhibitor together when acid value is less than 100mgKOH/g
After entering in reaction kettle, be warming up to 190-195 DEG C, until acid value be less than or equal to 50mgKOH/g when, vacuum pressure control-
0.07MPa drains 20min；
3. cooling to 120 DEG C, it is gradually added into styrene and is diluted, stirs evenly unsaturated up to self-control low viscosity excessive acid type
Polyester resin, the resin be yellowish transparency liquid, viscosity: 0.1-0.2Pas, acid value: 20-30mgKOH/g, gelling time:
10-15min, admittedly contain 30%-40%.
(2) rail traffic vehicles spray the preparation of epoxy-modified body solder:
1. by the parts by weight in above-mentioned formula component A, will self-control low viscosity excessive acid type ring oxygen modified unsaturated polyester resin and
Titanium dioxide is put into high speed disperser, is uniformly mixed under conditions of 1000-1200r/min, is obtained being visible by naked eyes obvious
The thick suspension of grain；
2. above-mentioned thick suspension is delivered in sand mill and is ground to fineness≤20 micron, titanium dioxide slurry is obtained；
3. titanium dioxide slurry is delivered in dispersion cylinder, thixotropic agent, dispersing agent, nano modification then are sequentially added by above-mentioned quality proportioning
Material, compound stabilizer, composite drier, reactive diluent, response type inhibitor, pumping lubricant and talcum powder carry out high speed
It is dispersed with stirring, until form uniform body of paste to get to the component A of the epoxy-modified body solder of rail traffic vehicles spraying, it is thick
Degree is 15-16；
4. by the parts by weight in above-mentioned formula B component, by methyl ethyl ketone peroxide, cyclohexanone peroxide, diluent, stabilization agent in point
It dissipates and is stirred at low speed in cylinder, spray the B component of epoxy-modified body solder after being uniformly dispersed to get rail traffic vehicles；
(3) rail traffic vehicles spray the application method of epoxy-modified body solder: the host agent component A and liquid that will be prepared
Curing agent B component is put into two-component pump, is sufficiently mixed according to the quality proportioning charging of 100:10 by front end in two-component pump
Spraying sprays epoxy-modified body solder to get to rail traffic vehicles after uniformly.
Example 2
The parts by weight of each raw material of host agent component A are as follows:
180 parts of talcum powder, 5 parts of titanium dioxide
5 parts of thixotropic agent, 5 parts of dispersing agent
20 parts of nano modified material, 1 part of compound stabilizer
3 portions of composite drier, 20 parts of reactive diluent
1.5 parts of response type inhibitor, 3 parts of lubricant of pumping
170 parts of modified unsaturated polyester resin of low viscosity excessive acid type ring oxygen of self-control
Wherein,
Thixotropic agent is organobentonite；
Dispersing agent is the mixture of SRE-4010-100 and BYK W-966；
Nano modified material is the mixture of nano-titanium dioxide and nano silica；
Compound stabilizer is the mixture of hydroquinone and p-tert-Butylcatechol；
Composite drier is the mixture of copper naphthenate, cobalt iso-octoate and zinc Isoocatanoate:
Reactive diluent is the mixture of styrene, vinyltoluene；
The monomer modified wax compound of special type that response type inhibitor is the BYK-S740 and Guangzhou rhythm field new material of Bi Ke chemistry
The mixture of YET-740；
Pumping lubricant is by silane coupler modified molybdenum disulfide, and the trade mark is Shanghai Ang Wei Science and Technology Ltd.
MOS2P0003；
Make the parts by weight of each raw material of low viscosity excessive acid type unsaturated polyester resin component by oneself are as follows:
25 parts of maleic anhydride, 10 parts of adipic acid,
30 parts of tetrahydrophthalic anhydride, 10 parts of phthalic anhydride
30 parts of propylene glycol, 15 parts of dipropylene glycol,
1 part of antioxidant BHT, 0.10 part of polymerization inhibitor；
10 parts of epoxy active diluent；0.10 part of catalyst
60 parts of styrene
Wherein, polymerization inhibitor is hydroquinone, the mixture of methyl hydroquinone；
Catalyst is benzyltrimethylammonium chloride, the mixture of benzyltriethylammoinium chloride；
Epoxy active diluent is the mixture of butyl glycidyl ether and benzyl glycidyl ether；
Liquid curing-agent B component is made of the component of following parts by weight:
10 parts of methyl ethyl ketone peroxide, 30 parts of cyclohexanone peroxide, 6 parts of diluent,
1 part of stabilization agent,
Wherein, diluent is the mixture of repefral and dioctyl phthalate；
Stabilization agent is ethylene glycol；
A kind of host agent component A of the epoxy-modified body solder of rail traffic vehicles spraying and the weight of liquid curing-agent B component
Than for 100:10
Host agent component A is identical as example 1 as the preparation method and technology of liquid curing-agent B component.
Example 3
The parts by weight of each raw material of host agent component A are as follows:
170 parts of talcum powder, 4.5 parts of titanium dioxide
4 parts of thixotropic agent, 4 parts of dispersing agent
15 parts of nano modified material, 0.8 part of compound stabilizer
2 portions of composite drier, 15 parts of reactive diluent
1 part of response type inhibitor, 2 parts of lubricant of pumping
160 parts of modified unsaturated polyester resin of low viscosity excessive acid type ring oxygen of self-control
Wherein,
Thixotropic agent is fumed silica；
Dispersing agent is the mixture of BYK W-980 and BYK, JS-V966；
Nano modified material is the mixture in nano-titanium dioxide, nano silica and nano aluminium oxide；
Compound stabilizer is the mixture of hydroquinone, p-tert-Butylcatechol and 1,4-benzoquinone；
Composite drier is the mixture in copper naphthenate, cobalt iso-octoate and isooctyl acid cerium:
Reactive diluent is styrene.
The monomer modified wax chemical combination of special type that response type inhibitor is the BYK-S740 and Guangzhou rhythm field new material of Bi Ke chemistry
The mixture of object YET-740.
Pumping lubricant is by silane coupler modified molybdenum disulfide, the trade mark are as follows: the limited public affairs of Dehua Xin Run, Hubei work
The FMOS2-3 of department；
The parts by weight of each raw material of the self-control low viscosity excessive acid type unsaturated polyester resin component are as follows:
23 parts of maleic anhydride, 8 parts of adipic acid,
27 parts of tetrahydrophthalic anhydride, 8 parts of phthalic anhydride
25 parts of propylene glycol, 10 parts of dipropylene glycol,
0.5 part of antioxidant BHT, 0.05 part of polymerization inhibitor；
6 parts of epoxy active diluent；0.05 part of catalyst
55 parts of styrene
Wherein, polymerization inhibitor is hydroquinone, the mixture of p-tert-Butylcatechol and 1,4-benzoquinone；
Catalyst is the mixture of benzyltrimethylammonium chloride, tetrabutylammonium chloride and dodecyl trimethyl ammonium chloride；
Epoxy active diluent is benzyl glycidyl ether, ethylene glycol diglycidylether, neopentylglycol diglycidyl ether
Mixture；
Liquid curing-agent B component is made of the component of following parts by weight:
8 parts of methyl ethyl ketone peroxide, 20 parts of cyclohexanone peroxide, 3 parts of diluent,
0.7 part of stabilization agent,
Wherein, diluent is repefral, DINCH(BASF), the mixture of citroflex A-4；
Stabilization agent is ethylene glycol；
The weight ratio of host agent component A and liquid curing-agent B component is 100:10
Example 4
The parts by weight of each raw material of host agent component A are as follows:
160 parts of talcum powder, 4 parts of titanium dioxide
4 parts of thixotropic agent, 5 parts of dispersing agent
12 parts of nano modified material, 0.6 part of compound stabilizer
2 portions of composite drier, 15 parts of reactive diluent
1 part of response type inhibitor, 1 part of lubricant of pumping
160 parts of modified unsaturated polyester resin of low viscosity excessive acid type ring oxygen of self-control
Wherein,
Thixotropic agent is fumed silica；
Dispersing agent is SRE-4010-100 and BYK W-966 mixture；
Nano modified material is the mixture of nano-titanium dioxide and nano silica；
Compound stabilizer is the mixture of hydroquinone, p-tert-Butylcatechol and 1,4-benzoquinone；
Composite drier is the mixture of copper naphthenate, cobalt iso-octoate and isooctyl acid cerium:
Reactive diluent is the mixture of styrene and vinyltoluene.
Response type inhibitor is the monomer modified wax compound YET-740 of special type of Guangzhou rhythm field new material.
Pumping lubricant is by silane coupler modified molybdenum disulfide, and the trade mark is Tai'an molybdenum disulfide Co., Ltd
MP-2.
The self-control low viscosity excessive acid type unsaturated polyester resin, is by maleic anhydride, adipic acid, tetrahydro benzene
Acid anhydride, phthalic anhydride, propylene glycol, dipropylene glycol, antioxidant BHT, polymerization inhibitor, epoxy active diluent and styrene are made:
Wherein,
The parts by weight of each raw material of the self-control low viscosity excessive acid type unsaturated polyester resin component are as follows:
23 parts of maleic anhydride, 8 parts of adipic acid,
28 parts of tetrahydrophthalic anhydride, 8 parts of phthalic anhydride
30 parts of propylene glycol, 10 parts of dipropylene glycol,
0.5 part of antioxidant BHT, 0.08 part of polymerization inhibitor；
8 parts of epoxy active diluent；0.04 part of catalyst
55 parts of styrene
Wherein, polymerization inhibitor is the mixture of methyl hydroquinone and 1,4-benzoquinone；
Catalyst is the mixture of benzyltrimethylammonium chloride and dodecyl trimethyl ammonium chloride；
Epoxy active diluent is the mixture of ethylene glycol diglycidylether and neopentylglycol diglycidyl ether；
Liquid curing-agent B component is made of the component of following parts by weight:
8 parts of methyl ethyl ketone peroxide, 20 parts of cyclohexanone peroxide, 5 parts of diluent,
0.6 part of stabilization agent,
Wherein, diluent is the mixture of dibutyl phthalate and citroflex A-4；
Stabilization agent is ethylene glycol；
The weight ratio of host agent component A and liquid curing-agent B component is 100:10
Example 5
The parts by weight of each raw material of host agent component A are as follows:
165 parts of talcum powder, 5 parts of titanium dioxide
5 parts of thixotropic agent, 4 parts of dispersing agent
15 parts of nano modified material, 0.7 part of compound stabilizer
2 portions of composite drier, 16 parts of reactive diluent
1.5 parts of response type inhibitor, 1.5 parts of lubricant of pumping
170 parts of modified unsaturated polyester resin of low viscosity excessive acid type ring oxygen of self-control
Wherein,
Thixotropic agent is fumed silica；
Dispersing agent is the mixture in SRE-4010-100 and BYK JS-V966；
Nano modified material is nano-titanium dioxide, the mixture in nano silica；
Compound stabilizer is the mixture in hydroquinone, diphenoquinone and p-hydroxyanisole；
Composite drier is the mixture in copper naphthenate, cobalt iso-octoate, zinc Isoocatanoate and isooctyl acid cerium:
Reactive diluent is styrene.
Response type inhibitor is the BYK-S740 of Bi Ke chemistry.
Pumping lubricant is by silane coupler modified molybdenum disulfide, the MP- of Tai'an molybdenum disulfide Co., Ltd
2。
Make the parts by weight of each raw material of low viscosity excessive acid type unsaturated polyester resin component by oneself are as follows:
22 parts of maleic anhydride, 8 parts of adipic acid,
26 parts of tetrahydrophthalic anhydride, 6 parts of phthalic anhydride
30 parts of propylene glycol, 13 parts of dipropylene glycol,
0.6 part of antioxidant BHT, 0.06 part of polymerization inhibitor；
8 parts of epoxy active diluent；0.06 part of catalyst
60 parts of styrene
Wherein, polymerization inhibitor is hydroquinone, the mixture in p-tert-Butylcatechol；
Catalyst is benzyltriethylammoinium chloride, tetrabutylammonium chloride, mixture in dodecyl trimethyl ammonium chloride；
Epoxy active diluent is butyl glycidyl ether, the mixture in benzyl glycidyl ether；
Liquid curing-agent B component is made of the component of following parts by weight:
6 parts of methyl ethyl ketone peroxide, 25 parts of cyclohexanone peroxide, 6 parts of diluent,
0.6 part of stabilization agent,
Wherein, diluent is repefral, dioctyl phthalate, dibutyl phthalate, acetyl group lemon
Mixture in lemon acid tributyl；
Stabilization agent is ethylene glycol；
The weight ratio of host agent component A and liquid curing-agent B component is 100:10.
Preparation method and application method in examples detailed above 2- example 5 is identical as example 1.
Claims (4)
1. a kind of rail traffic vehicles spray epoxy-modified body solder, it is characterised in that:
It is made of host agent component A and liquid curing-agent B component two parts, the weight of the host agent component A and liquid curing-agent B component
Amount is than being 100:10
The parts by weight of each raw material for the host agent component A stated are as follows:
4-5 parts of titanium dioxide of 150-180 parts of talcum powder
3-5 parts of dispersing agent of 3-5 parts of thixotropic agent
0.3-1 parts of compound stabilizer of 10-20 parts of nano modified material
10-20 parts of reactive diluent of 1-3 portions of composite drier
1-3 parts of lubricant of the pumping of 0.5-1.5 parts of response type inhibitor
140-170 parts of oxygen modified unsaturated polyester resin of low viscosity excessive acid type ring of self-control
Any value between above-mentioned each component two-end-point；
Wherein,
Thixotropic agent is fumed silica or organobentonite；
Dispersing agent is one of SRE-4010-100, BYK W-966, BYK W-980 and BYK JS-V966 or a variety of mixing
Object；
Nano modified material is one of nano-titanium dioxide, nano silica, nano zine oxide, nano aluminium oxide or more
The mixture of kind；
Compound stabilizer is one of hydroquinone, p-tert-Butylcatechol, 1,4-benzoquinone, diphenoquinone and p-hydroxyanisole
Or a variety of mixture；
Composite drier is two or more the mixing in copper naphthenate, cobalt iso-octoate, zinc Isoocatanoate and isooctyl acid cerium
Object:
Reactive diluent is any one or more of mixture of styrene, vinyltoluene, vinyl acetate；
The monomer modified wax compound of special type that response type inhibitor is the BYK-S740 and Guangzhou rhythm field new material of Bi Ke chemistry
The mixture of one of YET-740 or both；
Pumping lubricant is by silane coupler modified molybdenum disulfide；
The self-control low viscosity excessive acid type unsaturated polyester resin, be by maleic anhydride, adipic acid, tetrahydrophthalic anhydride,
Phthalic anhydride, propylene glycol, dipropylene glycol, antioxidant BHT, polymerization inhibitor, epoxy active diluent and styrene are made,
In: the parts by weight of each raw material of the self-control low viscosity excessive acid type unsaturated polyester resin component are as follows:
20-25 parts of maleic anhydride, 6-10 parts of adipic acid,
25-30 parts of tetrahydrophthalic anhydride, 5-10 parts of phthalic anhydride
20-30 parts of propylene glycol, 5-15 parts of dipropylene glycol,
0.1-1 parts of antioxidant BHT, 0.02~0.10 part of polymerization inhibitor,
2-10 parts of epoxy active diluent, 0.02~0.10 part of catalyst
50-60 parts of styrene
Wherein, polymerization inhibitor is hydroquinone, methyl hydroquinone, p-tert-Butylcatechol, one of 1,4-benzoquinone or a variety of
Mixture；
Catalyst is benzyltrimethylammonium chloride, benzyltriethylammoinium chloride, tetrabutylammonium chloride, trimethyl chlorination
One of ammonium or a variety of mixtures；
Epoxy active diluent is butyl glycidyl ether, benzyl glycidyl ether, ethylene glycol diglycidylether, neopentyl glycol
One of diglycidyl ether or a variety of mixtures.
2. a kind of rail traffic vehicles according to claim 1 spray epoxy-modified body solder, it is characterised in that: liquid
Body curing agent B component is made of the component of following parts by weight:
5-10 parts of methyl ethyl ketone peroxide, 10~30 parts of cyclohexanone peroxide, 1~6 part of diluent, 0.5~1 part of stabilization agent,
Wherein, diluent is repefral, dioctyl phthalate, dibutyl phthalate, DINCH
(BASF), citroflex A-4, sebacic acid dioctyl ester, sebacic acid dibutyl ester, one of tributyl citrate or more
Kind mixture；
Stabilization agent is ethylene glycol.
3. the preparation side that a kind of rail traffic vehicles according to claim 2 spray epoxy-modified body solder
Method the following steps are included:
(1) preparation of the self-control low viscosity excessive acid type unsaturated polyester resin in the host agent component A described in:
1. firstly, by above-mentioned self-control low viscosity excessive acid type unsaturated polyester resin each parts by weight raw material by maleic acid
Acid anhydride, adipic acid, tetrahydrophthalic anhydride, phthalic anhydride, propylene glycol, dipropylene glycol, epoxy active diluent, catalyst and formula
The polymerization inhibitor of the antioxidant BHT and formula ratio half of measuring half is successively put into reaction kettle；
2. be gradually warming up to 140 DEG C, until solid melt, then heat to 180-185 DEG C, start to drain, 180-185 DEG C into
Row insulation reaction, until when acid value is less than 100mgKOH/g, then the antioxidant BHT of remaining formula ratio and polymerization inhibitor are put into instead together
After answering in kettle, it is warming up to 190-195 DEG C, until vacuum pressure is controlled in -0.07MPa when acid value is less than or equal to 50mgKOH/g
Drain 20min；
3. cooling to 120 DEG C, it is gradually added into styrene and is diluted, stirs evenly unsaturated up to self-control low viscosity excessive acid type
Polyester resin, viscosity: 0.1-0.2Pas, acid value: 20-30mgKOH/g, gelling time: 10-15min, admittedly contain 30%-40%, face
Color is yellowish transparency liquid；
(2) rail traffic vehicles spray the preparation of epoxy-modified body solder:
1. by the parts by weight in above-mentioned formula component A, will self-control low viscosity excessive acid type ring oxygen modified unsaturated polyester resin and
Titanium dioxide is put into high speed disperser, is uniformly mixed under conditions of 1000-1200r/min, is obtained thick outstanding without obvious particle
Supernatant liquid；
2. above-mentioned thick suspension is delivered in sand mill and is ground to fineness≤20 micron, titanium dioxide slurry is obtained；
3. titanium dioxide slurry is delivered in dispersion cylinder, thixotropic agent, dispersing agent, nano modification then are sequentially added by above-mentioned quality proportioning
Material, compound stabilizer, composite drier, reactive diluent, response type inhibitor, pumping lubricant and talcum powder carry out high speed
It is dispersed with stirring, until form uniform body of paste to get to the component A of the epoxy-modified body solder of rail traffic vehicles spraying, it is thick
Degree is 15-16；
4. by the parts by weight in above-mentioned formula B component, by methyl ethyl ketone peroxide, cyclohexanone peroxide, diluent, stabilization agent in point
It dissipates and is stirred at low speed in cylinder, spray the B component of epoxy-modified body solder after being uniformly dispersed to get rail traffic vehicles；
(3) rail traffic vehicles spray the application method of epoxy-modified body solder: the host agent component A and liquid that will be prepared
Curing agent B component is put into two-component pump, is sufficiently mixed according to the quality proportioning charging of 100:10 by front end in two-component pump
Spraying sprays epoxy-modified body solder to get to rail traffic vehicles after uniformly.
4. a kind of rail traffic vehicles of preparation spray epoxy-modified body solder according to the method for claim 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581608.0A CN110183892B (en) | 2019-06-30 | 2019-06-30 | Spray-coated epoxy modified polyester putty for rail transit vehicles and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910581608.0A CN110183892B (en) | 2019-06-30 | 2019-06-30 | Spray-coated epoxy modified polyester putty for rail transit vehicles and preparation method thereof |
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| CN110183892B CN110183892B (en) | 2021-01-01 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1415671A (en) * | 2002-12-07 | 2003-05-07 | 株洲市九华新材料涂装实业有限公司 | Epoxy modified lacquer putty |
| CN1603352A (en) * | 2002-12-07 | 2005-04-06 | 株洲市九华新材料涂装实业有限公司 | Epoxy modified unsaturated polyester resin special for putty and method for making same |
-
2019
- 2019-06-30 CN CN201910581608.0A patent/CN110183892B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1415671A (en) * | 2002-12-07 | 2003-05-07 | 株洲市九华新材料涂装实业有限公司 | Epoxy modified lacquer putty |
| CN1603352A (en) * | 2002-12-07 | 2005-04-06 | 株洲市九华新材料涂装实业有限公司 | Epoxy modified unsaturated polyester resin special for putty and method for making same |
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| Publication number | Publication date |
|---|---|
| CN110183892B (en) | 2021-01-01 |
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