CN110128970A - A kind of high-speed rail, automobile brake hose adhesive and preparation method thereof - Google Patents
A kind of high-speed rail, automobile brake hose adhesive and preparation method thereof Download PDFInfo
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- CN110128970A CN110128970A CN201910371259.XA CN201910371259A CN110128970A CN 110128970 A CN110128970 A CN 110128970A CN 201910371259 A CN201910371259 A CN 201910371259A CN 110128970 A CN110128970 A CN 110128970A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J111/00—Adhesives based on homopolymers or copolymers of chloroprene
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Abstract
The invention discloses a kind of high-speed rails, automobile brake hose adhesive and preparation method thereof.It is carried out again with neoprene-acrylic ester monomer graft by neoprene, butadiene rubber blending, mashing compound.It is wound using rubber bodies and neoprene-acrylic ester monomer graft molecule, tackifying resin is added, is organically combined neoprene-acrylate by mutually altering network (IPN).It is bonded applied to polar material, non-polar material, obtains cohesive strength height, weatherability is strong, the superior product of fatigue resistance.The present invention is production high-speed rail, the dedicated adhesive of automobile brake hose, can especially adapt to -40 DEG C ~ 150 DEG C environment temperatures for a long time and use.
Description
Technical field
The present invention relates to a kind of high-speed rails, automobile brake hose adhesive and preparation method thereof.Refer to a kind of rubber and contains
The modified rubber and its preparation process, especially neoprene of carbon-carbon unsaturated bond compound reaction and being total to for butadiene rubber
Mixed and neoprene-acrylic ester monomer graft modification utilizes the preparation method for mutually altering network (IPN) and the winding of graft molecule
So that air-brake coupling hose has good bond properties with adhesive, plays its vulcanization of rubber object and graft modifier is excellent
Resistance to immunity in the wrong, cracking, heatproof, oil resistivity, fatigue performance.
Background technique
Currently, the adhesive of manufacture high-speed rail, automobile brake hose is all made of neoprene or natural rubber is added vulcanizing agent and increases
Viscosity resin method.Its product is in automobile industry major product: automobile brake hose and assembly, air conditioning hose and assembly；Railway row
Industry major product: brake hose assemblies, total wind hose assembly, average hose assembly, EMU damping hose assembly and braking
System rubber hose assembly, urban rail vehicle brake system rubber hose assembly etc..Since the generation of instantaneous pressure is so that pipe
Pressure proposes the requirement of temperature tolerance, resistance to ag(e)ing with adhesive to air-brake coupling hose with tube temperature raising.
By neoprene and butadiene rubber be blended and neoprene-acrylic ester monomer graft modification is using mutually altering network
(IPN) with the preparation method of graft molecule winding, the air-brake coupling hose is with adhesive with good bond properties, its sulphur
Compound and graft modifier play respective excellent resistance to immunity energy, crack resistance energy and heatproof fatigue performance in the wrong.It solves simultaneously
Facing material that can be low to surface bonds, and wellability is poor, and the difficulty that any phase counterdiffusion is difficult between interface glues material, has good
Adhesive property.
Summary of the invention
The invention discloses a kind of high-speed rails, automobile brake hose adhesive and preparation method thereof.By neoprene, suitable
Buna is blended, mashing is compound with the progress of neoprene-acrylic ester monomer graft again, utilizes rubber bodies and neoprene-propylene
The graft molecule of esters of gallic acid monomer is wound, and tackifying resin is added by mutually altering network (IPN) for neoprene-acrylate
Organically combine.
To achieve the purpose of the present invention, main technical schemes of the invention: high-speed rail, automobile brake hose adhesive,
It is characterized in that the adhesive is the blend of following raw material, mass fraction: 15-25 parts of mixed sheet；120# solvent naphtha and molten
50.0-53.4 parts of agent；6.0-13.4 parts of ethyl acetate；2.0-4.0 parts of adhesive RS；The enhancing grafting agent of solid content 40%
15.1-18.1 parts.
Preferably, the adhesive is the blend of following raw material, mass fraction: 20 parts of mixed sheet；120# solvent naphtha
And 50.2 parts of solvent；11.2 parts of ethyl acetate；3 parts of adhesive RS；15.6 parts of the enhancing grafting agent of solid content 40%.
The mixed sheet is kneaded by neoprene and butadiene rubber and is made, the mass ratio of neoprene and butadiene rubber
Are as follows: 1:0~(0.05~0.1).
The solvent is selected from toluene, dimethyl carbonate, butanone, dimethylbenzene, ethyl acetate, butyl glycol ether, tetrachloro-ethylene
One or more kinds of mixtures；It is preferred that 120# solvent naphtha and ethyl acetate.
The enhancing grafting agent is neoprene-acrylic ester monomer graft type grafting agent.
The present invention also provides high-speed rails, the preparation method of automobile brake hose adhesive, it is characterised in that including as follows
Preparation step:
(1) prepared by mixed sheet: internal rubber mixer " two sections of mixing methods " production technology is used, by neoprene and butadiene rubber
The mastication in 35~65 DEG C of temperature ranges in proportion；Using the compounding agent of conventional variety, anti-aging agent, promotor, carbon black and dosage
Prepare rubber compound；Rubber compound is parked to room temperature, is vulcanized 10~30 minutes according to conventional rubber vulcanization process in 80~100 DEG C；
(2) solid content 40% enhances grafting agent preparation: the raw material of following mass fraction is used " one-step method " graft process system
It is standby
(3) by the mixed sheet of above-mentioned preparation, enhancing grafting agent and solvent, ethyl acetate, adhesive RS, at 40~60 DEG C of temperature
Lower dissolution 7~9 hours obtained high-speed rails, automobile brake hose adhesive.
Generally, the step (2) the following steps are included:
1. neoprene dissolution time 1-1.5h, 45~55 DEG C of solution temperature；
2. 2402 phenolic resin adhere to time 0.2-0.4h, 50~55 DEG C of reaction temperature, after 0.2h, addition when being warming up to 60 DEG C
Acrylic ester monomer and function monomer solution polymerization inhibitor；
It is added initiator when 3. being warming up to 80 DEG C, graft reaction time 3-9h, 85-98 DEG C of reaction temperature；Using 1.2~1.5m of ∮
Grafting reactor, 5~10 revs/min of mixing speed；
It is cooling simultaneously that 4. terminator is added, and 55~60 revs/min of mixing speed；
5. temperature is down to 65-75 DEG C, tackifying resin reaction time 1-1.5h is added；
6. viscosity-adjusting agent and curing time 1.5-2h, 50-60 DEG C of reaction temperature.
Generally, the neoprene is selected from AD-20, A-90,330, Germany 210, one kind of JNJ-252, SN242A/B
Or two kinds, preferably AD-20 or SN242A/B.
The acrylic ester monomer is selected from butyl acrylate, methyl acrylate, methyl methacrylate, methyl acrylate
One or two, preferential methyl methacrylate and butyl acrylate.
Grafting solvent be selected from ethyl acetate, TCM, solvent naphtha, toluene, dimethylbenzene, two kinds of dimethyl carbonate or
It is two or more, preferably ethyl acetate and toluene.
The graft initiator is selected from dibenzoyl peroxide, tert-butyl peroxide 2- diethyl acetamidomalonate, tert-butyl peroxide
One kind of isopropyl carbon ester, preferably dibenzoyl peroxide.
The function monomer is selected from acrylic acid, suitable one or both of acid, cis-butenedioic anhydride, benzyl alcohol monoesters, methacrylic acid,
It is preferred that cis-butenedioic anhydride.
The carbon black is selected from N300 series, N400 series, N500, N600 series, N700 series, N800 series, N900 system
One or more of mixtures of column, natural semi-reinforcing hydrocarbon black, natural gas channel black and mixed gas carbon black.
High-speed rail prepared by the present invention, automobile brake hose are generally no greater than February with the adhesive shelf-life.
The advantages of high-speed rail provided by the invention, automobile brake hose adhesive: the adhesive be with neoprene with it is suitable
Fourth glue uses internal rubber mixer " two sections of mixing methods " production technology, and vulcanizing agent and auxiliary material be kneaded as body of rubber
Material.It is compound with the progress of neoprene-acrylic ester monomer graft again, utilize body of rubber and neoprene-esters of acrylic acid list
The graft molecule of body is wound, and tackifying resin is added and is organically tied neoprene-acrylate by mutually altering network (IPN)
It closes.
The adhesive be by mixing rubber material of main part with neoprene-acrylic ester monomer graft carry out it is compound so that
Mixing rubber material of main part intervention acrylic ester monomer improves resistance to immunity energy in the wrong, freedom from cracking with adhesive to air-brake coupling hose
Performance and heatproof fatigue performance.Since neoprene-acrylic ester monomer graft winds form based on rubber by molecule
Acrylic ester monomer and rubber bodies compatibility are improved in glue main body.So that mixing rubber is able to bonding material permeability
It improves, and the stress that brake pipe is generated in ordinary pressure difference, difference variation concentrates on braking tube wall and brake pipe protection materials
Between contact surface, due to the soft or hard monomer material of grafting neoprene intervene so that air-brake coupling hose with adhesive stress in colloid
Portion.Overcome to generate after being kneaded vulcanized rubber vulcanization and be integrated so that stress concentrates on interfacial effect.
The adhesive be by mixing rubber material of main part with neoprene-acrylic ester monomer graft carry out it is compound
So that vulcanizing agent keeps the sulfurization of former vulcanizing agent in mixing rubber material of main part.
The adhesive is dissolving combined temp with neoprene mixing rubber and Grafted Chloroprene Rubber, is not more than 60 DEG C.
The adhesive neoprene mixing rubber and Grafted Chloroprene Rubber dissolution it is compound, the neoprene mixing rubber shelf-life no more than 3 days/often
Temperature.
3000~5000 pascal second of adhesive viscosity, solid content >=25%.
It is 12~22 parts that the adhesive, which enhances grafting agent (solid content=40%) and neoprene mixing rubber dissolution rubber cement,.
The adhesive dissolves the different of rubber cement by property, structure from traditional braking hose adhesive neoprene mixing rubber
Different a variety of high polymer compositions are added.It can be with metal tube, high temperature resistant, the high-speed rail of explosion hose, automobile brake hose strengthening material
Expect polyurethane line, staple fibre line, vinylon thread and protective metal shell bonding.
Specific embodiment
Below with reference to embodiment, invention is further described in detail, and the present invention is never by these specific embodiments certainly
Limitation.
Embodiment
Following embodiment completes a kind of high-speed rail, automobile brake hose adhesive and its preparation by three steps.
One, mixed sheet makes:
The first step uses internal rubber mixer " two sections of mixing methods " production technology, mastication film: neoprene and cis-butadiene cement ratio
Are as follows: 1:0~(0.05~0.1), the mastication in 35~65 DEG C of temperature ranges；
Routinely kind (compounding agent, anti-aging agent, promotor, carbon black) and dosage prepare rubber compound to second step；
Third step parks rubber compound to room temperature, vulcanizes 10~30 minutes according to common rubber vulcanization process in 80~100 DEG C.
Two, enhance grafting agent (solid content=40%):
2-1 step 1 neoprene toluene dissolution time 1-1.5h, 45~55 DEG C of solution temperature.
2-2 step 2 phenolic resin 2402 adhere to time 0.2-0.4h, 50~55 DEG C of reaction temperature.After 0.2h, it is warming up to
Grafted monomers and function monomer solution polymerization inhibitor are added at 60 DEG C.
Addition initiator B PO, graft reaction time 3-9h when 2-3, step 3 are warming up to 80 DEG C, 85-98 DEG C of reaction temperature.Grafting
5~10 revs/min of mixing speed of reactor 1.2~1.5m of ∮.
2-4 step 4 addition polymerization inhibitor is cooling simultaneously, and 55~60 revs/min of mixing speed.
2-5 step 5 temperature is down to 65-75 DEG C, and tackifying resin reaction time 1-1.5h is added.
2-6 step 6 viscosity-adjusting agent and curing time 1.5-2h, 50-60 DEG C of reaction temperature.
Three, high-speed rail, automobile brake hose are grouped as mass fraction with adhesive group: 15-25 parts of mixed sheet；120# is molten
Agent oil and 50.0-53.4 parts of solvent；6.0-13.4 parts of ethyl acetate；2.0-4.0 parts of adhesive RS；The increasing of solid content 40%
Strong 15.1-18.1 parts of grafting agent.
Embodiment 1
Composition of raw materials and preparation method
One, mixed sheet makes:
Mixed sheet: neoprene and cis-butadiene cement ratio are as follows: 1:0~(0.05~0.1) is added the compounding agent of conventional amount used, prevents always
Agent, promotor, carbon black, the mastication in 35~65 DEG C of temperature ranges.Work is produced using internal rubber mixer " two sections of mixing methods "
Skill.Rubber compound is parked to room temperature, is vulcanized 10~30 minutes according to common rubber vulcanization process in 80~100 DEG C.
Two, enhance grafting agent (solid content=40%):
20 parts of neoprene；9 parts of acrylic ester monomer；1.2 parts of function monomer；2402 1 part of phenolic resin (hydroxyl values 9~10
MgKOH/g)；52 parts of toluene；6.8 parts of ethyl acetate；0.2 part of initiator；9 parts of tackifying resin.
Preparation method: (using a step graft process)
In the 1000ML three-necked flask with blender, condenser, add toluene (TOL), ethyl acetate (EAC) by the above number
Neoprene water temperature heating is added to 40 DEG C in starting stirring, stirs 1 hour, and phenol is added to 50-55 DEG C in temperature after neoprene is molten
Urea formaldehyde (2402) stirs 0.3 hour.Temperature rises to 60 DEG C and MMA, BA, AA, HEA stirring 0.2 hour is added at a slow speed, is warming up to
80 DEG C, BPO reaction (1.5-2 hours, viscosity reaches 300-400mp) is added.Continue graft reaction 7 hours, temperature controls 85-98
℃.Viscosity reaches 2000-2200mp, and addition polymerization inhibitor is cooling simultaneously, and 55~60 revs/min of mixing speed.Addition phenolic resin,
C9 resin agitating 1.5h, viscosity control 3500~4500mp.Viscosity carries out viscosity-adjusting agent with solvent.Cooling 35 DEG C fed below.
Three, air-brake coupling hose makes of adhesive and is grouped as by the group of following parts by weight content:
The percentage of each raw material of blend are as follows: mixed sheet: 20 parts；120# solvent naphtha equal solvent: 50.2 parts；Ethyl acetate:
11.2 parts；Adhesive RS: 3 parts；Enhance grafting agent (40%): 15.6 parts.50 DEG C dissolve 9 hours.1~2 hour temperature room temperature,
60 revs/min of mixing speed；Temperature controls 40 DEG C or so within 2~4 hours；40 revs/min of mixing speed；Temperature control in 4~9 hours
45~50 DEG C or so of system；28 revs/min of mixing speed.
Embodiment 2
Composition of raw materials and preparation method: 1 composition of raw materials of embodiment and preparation method are same as.
According to the third step in embodiment 1, air-brake coupling hose adhesive makes described mixed sheet storage and is more than
Its dissolution cement viscosity obviously increases within three days；Solution temperature is greater than 60 DEG C of Storage periods and shortens, and viscosity easily occurs and increases and be layered existing
As.
(1) air-brake coupling hose adhesive dissolves mixed sheet storage period and dissolution cement viscosity (solid content 25%).
(2) air-brake coupling hose is with adhesive solution temperature (solid content 25%).
By this implementation 1 prepare resulting air-brake coupling hose adhesive suitable for Chinese Industrial Standards (CIS) EMU, CRH1, CRH2,
CRH3, CRH5, CRH380 etc..
(1) application environment: meet the weather of sunlight, rain, snow, mist, wind, the grains of sand, dust erosion, and occasionally have salt fog, acid
Phenomena such as rain, sand and dust.
(2) sebific duct structure: hose lining --- synthetic rubber；Enhancement layer --- fibers material (one layer of reinforcement)；Outer layer glue --- it closes
At rubber.
(3) Applicable media: compressed air (may contain a small amount of water, oil and other impurities)
Applicable temperature: -50 DEG C~+100 DEG C.
(4) relevant criterion: BSEN854:1997, DIN3863:2003, DIN20066:2002, DIN5510-2 is executed:
2009、 ISO12151-6:2003、ISO8434-1:2007、BS 5200:1997。
Resulting air-brake coupling hose, which is prepared, by this implementation 1 is used to be bonded use for brake system rubber hose assembly with adhesive
(CRH5 type) is that Harmony CRH5 type electric rail car group is mating.The product has burst strength height, expansion character excellent, resistance to low
Warm, resistance to ozone, the features such as pulse behaviors are excellent have started batch entrucking and have substituted original import hose assembly.
Resulting air-brake coupling hose, which is prepared, by this implementation 1 is used to be bonded metro braking system hose assembly with adhesive,
Product specification: internal diameter: Ф 8, Ф 16, Ф 19 etc.；Execution standard: French Standard: NF F 11 380. is primarily adapted for use in subway
Use for brake system hose assembly.It is the important composition component of metro braking system, the Pneumatic brake systems applied to subway.
The product has that burst strength is high, adhesive strength is excellent, weather resistance is excellent, flame retardant property is good, excellent shock resistance etc.
Feature has been widely used in the braking system of domestic subway.
Resulting air-brake coupling hose, which is prepared, by this implementation 1 is used to be bonded air conditioning hose and assembly with adhesive:
(1) specification: various specifications
(2) standard: SAE J2064, QC/T664-2000 is executed
(3) performance: R134a automobile air conditioner rubber hose assembly has the performances such as superior high temperature resistant, hyposmosis, anti-pulse, anti-vibration.
(2) implement 1 for making automobile heat-resisting soft pipe assembly:
(1) product specification: internal diameter: Ф 10, Ф 13 etc.；
(2) standard: auto vendor's standard is executed；
(3) product purpose and feature: automobile heat-resisting soft pipe assembly is the important component of automobile gas transmission system, is applied to
Automobile air pump attachment, since automobile air pump is often in working condition, therefore the operating temperature of the hose assembly is very high, sometimes up to
To 220 DEG C or more.The hose makees internal layer rubber using high-temperature resistant rubbers such as fluorubber, to bear harsh working environment.
The product has the characteristics that burst strength is high, high temperature resistance is excellent, is now widely used on truck and motor bus.
Preparing resulting air-brake coupling hose for this implementation 1, with adhesive to be used to be bonded automobile oil hose, automobile defeated
Water hose:
(1) product specification: Ф 8, Ф 10, Ф 11, Ф 13 etc.；
(2) standard: auto vendor's standard is executed；
(3) product purpose and feature: automobile oil hose is applied to the fuel transfer system of automobile, such as lubricating oil, fuel oil oil
The transportation system of material, automobile delivery hose are applied to automobile cooling system.Product have resistance to working media have excellent performance, resistance to height
The features such as warm nature can be good, ozone resistance is excellent etc., is now widely used in the vehicles such as car, minicar and truck.
Resulting air-brake coupling hose, which is prepared, by this implementation 1 is used to be bonded automobile heat-resisting soft pipe assembly with adhesive；
(1) product specification: internal diameter: Ф 10, Ф 13 etc.；
(2) standard: auto vendor's standard is executed；
(3) product purpose and feature: automobile heat-resisting soft pipe assembly is the important component of automobile gas transmission system, is applied to
Automobile air pump attachment, since automobile air pump is often in working condition, therefore the operating temperature of the hose assembly is very high, sometimes up to
To 220 DEG C or more.The hose makees internal layer rubber using high-temperature resistant rubbers such as fluorubber, to bear harsh working environment.
The product has the characteristics that burst strength is high, high temperature resistance is excellent, is now widely used on truck and motor bus.
Resulting air-brake coupling hose, which is prepared, by this implementation 1 is used to be bonded automobile power steering hose assembly with adhesive:
(1) product specification: internal diameter: Ф 10, Ф 12, Ф 15 etc.；
(2) standard: GB/T20461, SAE J188, SAE J189, ISO11425 etc. is executed；
(3) product purpose: automobile power steering hose assembly is the important component of automobile power steering system, is last century
Introduce Italian advanced technology production the nineties.Product is high with burst strength, high and low temperature resistance is excellent, adhesive strength
It is good, the features such as pulse behaviors are excellent etc., now mating for domestic Main Auto enterprise extensively.
Resulting air-brake coupling hose, which is prepared, by this implementation 1 is used to be bonded car hydraulic-brake hose assembly with adhesive:
(1) product specification: internal diameter: Ф 3.2；
(2) standard: GB/T7127, GB16897, SAE J1401, FMVSS NO.106, TL630, TL82152, Citreen is executed
B245210, Fiat FIAT9.02138/31, Japan JIS D2601 etc.；
(3) product purpose and feature: car hydraulic-brake hose assembly is car brake fluid system important component, is sedan-chair
The important spare part of vehicle.There is product burst strength height, internal volume to expand, and small, weather resistance is superior, resistance to braking fluid compatibility
It can the features such as pulse behaviors are excellent, dynamic fatigue resistance can be brilliant under good, high/low temperature condition.Especially occasion vehicle,
Such as: the hydraulic-brake hose assembly of car uses air-brake coupling hose adhesive of the present invention when attending a ceremony, reviewing troops.
Resulting air-brake coupling hose, which is prepared, by this implementation 1 is used to be bonded combustion gas rubber hose with adhesive:
(1) product specification: Φ 9, Φ 13；
(2) purposes and performance: the mating domestic gas of combustion gas rubber hose, water heater etc. have high flame resistance, resistance to pressure, airtight
Property, it is 4 times of current market sales of general domestic gas tube lifetime that service life, which is 8 years, and passes through certification.
Claims (10)
1. a kind of high-speed rail, automobile brake hose adhesive, it is characterised in that the adhesive is the blend of following raw material, matter
Amount number: 15-25 parts of mixed sheet；120# solvent naphtha and 50.0-53.4 parts of solvent；6.0-13.4 parts of ethyl acetate；Bonding
2.0-4.0 parts of agent RS；15.1-18.1 parts of the enhancing grafting agent of solid content 40%.
2. adhesive according to claim 1, it is characterised in that the adhesive is the blend of following raw material, mass parts
Number: 20 parts of mixed sheet；120# solvent naphtha and 50.2 parts of solvent；11.2 parts of ethyl acetate；3 parts of adhesive RS；Solid content
15.6 parts of 40% enhancing grafting agent.
3. adhesive according to claim 1 or 2, it is characterised in that the mixed sheet is by neoprene and butadiene rubber
It is kneaded and is made, the mass ratio of neoprene and butadiene rubber are as follows: 1:0~(0.05~0.1).
4. adhesive according to claim 1 or 2, it is characterised in that the solvent is selected from toluene, dimethyl carbonate, fourth
The mixtures of the one or more of ketone, dimethylbenzene, ethyl acetate, butyl glycol ether, tetrachloro-ethylene.
5. adhesive according to claim 1 or 2, it is characterised in that the enhancing grafting agent is neoprene-esters of acrylic acid
Monomer graft type grafting agent.
6. the preparation method of adhesive according to claim 1, it is characterised in that including following preparation step:
(1) prepared by mixed sheet: internal rubber mixer " two sections of mixing methods " production technology is used, by neoprene and butadiene rubber
The mastication in 35~65 DEG C of temperature ranges in proportion；Using the compounding agent of conventional variety, anti-aging agent, promotor, carbon black and dosage
Prepare rubber compound；Rubber compound is parked to room temperature, is vulcanized 10~30 minutes according to conventional rubber vulcanization process in 80~100 DEG C；
(2) solid content 40% enhances grafting agent preparation: the raw material of following mass fraction is used " one-step method " graft process system
It is standby
10 ~ 25 parts of neoprene
7 ~ 15 parts of acrylic ester monomer
0.3 ~ 2 part of function monomer
1 ~ 3 part of phenolic resin
55 ~ 70 parts of solvent
0.03 ~ 0.5 part of initiator
8 ~ 10 parts of tackifying resin；
(3) by the mixed sheet of above-mentioned preparation, enhancing grafting agent and solvent, ethyl acetate, adhesive RS, at 40~60 DEG C of temperature
Lower dissolution 7~9 hours obtained high-speed rails, automobile brake hose adhesive.
7. the preparation method of adhesive according to claim 6, it is characterised in that the step (2) the following steps are included:
1. neoprene dissolution time 1-1.5h, 45 ~ 55 DEG C of solution temperature；
2. 2402 phenolic resin adhere to time 0.2-0.4h, 50 ~ 55 DEG C of reaction temperature, after 0.2h, addition when being warming up to 60 DEG C
Acrylic ester monomer and function monomer solution polymerization inhibitor；
It is added initiator when 3. being warming up to 80 DEG C, graft reaction time 3-9h, 85-98 DEG C of reaction temperature；Using 1.2~1.5m of ∮
Grafting reactor, 5~10 revs/min of mixing speed；
It is cooling simultaneously that 4. terminator is added, and 55~60 revs/min of mixing speed；
5. temperature is down to 65-75 DEG C, tackifying resin reaction time 1-1.5h is added；
6. viscosity-adjusting agent and curing time 1.5-2h, 50-60 DEG C of reaction temperature.
8. the preparation method of adhesive described according to claim 6 or 7, it is characterised in that the neoprene is selected from AD-20, A-
90,330, Germany 210, JNJ-252, SN242A/B one or two.
9. the preparation method of adhesive described according to claim 6 or 7, it is characterised in that the acrylic ester monomer is selected from third
The one or two of olefin(e) acid butyl ester, methyl acrylate, methyl methacrylate, methyl acrylate.
10. the preparation method of adhesive described according to claim 6 or 7, it is characterised in that the grafting is selected from acetic acid with solvent
Ethyl ester, TCM, solvent naphtha, toluene, dimethylbenzene, dimethyl carbonate two or more；The graft initiator is selected from peroxide
Change one kind of dibenzoyl, tert-butyl peroxide 2- diethyl acetamidomalonate, tert-butyl peroxide isopropyl carbon ester；The function monomer is selected from
Acrylic acid, suitable one or both of acid, cis-butenedioic anhydride, benzyl alcohol monoesters, methacrylic acid.
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| CN201910371259.XA CN110128970B (en) | 2019-05-06 | 2019-05-06 | Adhesive for high-speed rail and automobile brake hose and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021256149A1 (en) * | 2020-06-19 | 2021-12-23 | デンカ株式会社 | Adhesive composition for organic fiber cord, rubber reinforcing material and method for producing same, and rubber article |
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| CN1916100A (en) * | 2006-05-28 | 2007-02-21 | 严忠庆 | Cobalt salt adhesive in use for bonding rubber - metal in high tenacity, and preparation |
| CN106318268A (en) * | 2016-10-18 | 2017-01-11 | 南京利德东方橡塑科技有限公司 | Adhesive capable of enhancing adhesion between chloroprene rubber and polyester lines and preparation method thereof |
| JP2018076487A (en) * | 2016-10-31 | 2018-05-17 | 東レ株式会社 | Resin for hot melt adhesive, resin composition for hot melt adhesive comprising the same and hot melt adhesive |
| CN109280518A (en) * | 2018-10-30 | 2019-01-29 | 南京承佑树脂有限公司 | The controllable diversification Forecast of Grafted Adhesive and preparation method thereof of grafting degree |
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| WO2021256149A1 (en) * | 2020-06-19 | 2021-12-23 | デンカ株式会社 | Adhesive composition for organic fiber cord, rubber reinforcing material and method for producing same, and rubber article |
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| CN110128970B (en) | 2020-11-06 |
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