CN109628035A - A kind of oil filter adhesive - Google Patents

Abstract

The invention discloses a kind of oil filter adhesive, raw material components are as follows: sulfonation modifying graphite powder/3-4 parts of silicon powder compound, 15-25 parts of silane-modified epoxy resin, 5-8 parts of butyl rubber, 1-2 parts of diaminodiphenyl-methane, 0.5-1 parts of phthalic acid two (2- ethyl hexyl) ester, 1-1.5 parts of silane resin acceptor kh-550,0.4-0.7 parts of initiator, 0.3-0.5 parts of stabilizer, 0.4-0.6 parts of emulsifier.Oil filter adhesive prepared by the present invention, by the synergistic effect between each component, so that adhesive has high-strength adhesive property, corrosion resistance is strong simultaneously, heat-resisting quantity is excellent, so that solidification rear surface is smooth, good toughness, long service life, to ensure that the sealing performance of filter.

Description

A kind of oil filter adhesive

Technical field

The invention belongs to filter processing technique fields, and in particular to a kind of oil filter adhesive.

Background technique

Filter is to guarantee one of Engine Durability and the critical component of reliability, is generally divided into air, machine oil and combustion Oil rectifier, wherein oil filter is also known as engine oil grid, for remove the dust in machine oil, metallic particles, carbon precipitates and The impurity such as coal soot protect engine.With the gradually implementation of emission regulation, engine technology progress proposes cleaner product New higher moral requirement is gone out, this just more shows filter to the matched importance of engine.With the development of science and technology, filter Clear device gradually tends to be unified in structure, and multi-purpose papery filter is filtered.

Filter adhesive is bonding with metal end for filter paper filter core, wherein different filters is to institute It is different with the requirement of adhesive.Air cleaner can use the cured adhesive in greenhouse, and machine oil and fuel filter, due to work Temperature is higher, be not suitable for use greenhouse cured adhesive, be mostly used hot setting adhesive, and in order to make fuel oil more full combustion and The discharge of vehicle exhaust is reduced, the methanol or ethyl alcohol of part are additionally added in gasoline, these alcohols materials can dissolve, extract adhesive Certain ingredients, cause filter element and end cap adhesion strength to reduce and even fall off, cause filter to scrap in advance, to make At engine premature wear, shorten its service life.The oil filter solidification glue that the country uses at present has the disadvantage in that 1, Foam hole in colloid after solidification, colloid leakiness；2, bad adhesion；3, smog is big in production process, smell weight；4, sizing material is thick It is rough, poor appearance.Therefore, it is necessary to develop the oil filter heat that a kind of environment-friendly type, high temperature resistant, oil resistant, adhesion strength are high, ageing-resistant Cured adhesive.

Summary of the invention

The purpose of the present invention is being directed to existing problem, a kind of oil filter adhesive is provided.

The present invention is achieved by the following technical solutions:

A kind of oil filter adhesive, by weight component are as follows: sulfonation modifying graphite powder/3-4 parts of silicon powder compound, silicon 15-25 parts of alkane modified epoxy, 5-8 parts of butyl rubber, 1-2 parts of diaminodiphenyl-methane, (the 2- ethyl of phthalic acid two Oneself) 0.5-1 parts of ester, 1-1.5 parts of silane resin acceptor kh-550,0.4-0.7 parts of initiator, 0.3-0.5 parts of stabilizer, emulsifier 0.4-0.6 parts.

Preferably, a kind of oil filter adhesive, wherein the initiator is ammonium persulfate, potassium peroxydisulfate, azo two Any one in different heptonitrile, the stabilizer are calcium/zinc composite stabilizer, barium/good fortune compound stabilizer, barium/zinc stable composition Any one in agent, the emulsifier are emulsifier os, polyoxyethylene nonylphenol ether, any one in emulsifier BP.

Preferably, a kind of oil filter adhesive, wherein the preparation of sulfonation modifying graphite powder/silicon powder compound Method is as follows:

1) 4-5 parts of calgons are added in the deionized water that 30-50 times is measured, form aqueous solution after stirring and dissolving, by 80- It is sieved with 100 mesh sieve after 120 parts of attapulgite grindings, is slowly added into six inclined phosphorus in the case where revolving speed is the magnetic agitation of 300-500r/min In acid sodium aqueous solution, then mixed liquor under 500-600W ultrasonic wave vibrating dispersion 40-50min, stand 2-3h after decantation on Layer suspension is placed in 90-100 DEG C of drying oven dry 3-5h through centrifugal dehydration, obtains purifying attapulgite；

2) purifying attapulgite is added in calcining furnace, is heated to 700-800 DEG C, calcines 3-5h, be added to after being cooled to room temperature In the nitric acid solution that the 10-20 times of concentration measured is 65-70%, it is heated to 50-60 DEG C, vibrates 3-5h under 300-400W ultrasonic wave, It must be acidified attapulgite after filtering, be then added to the attapulgite after acidification in the ethanol/water solution that 5-15 times is measured, turning Speed is that 1-1.5h is stirred under 200-300r/min, forms suspension, and it is 5-6 that then addition concentration, which is 35-40% nitre acid for adjusting pH, 30-40 parts and graphite powder 35-45 parts of silicon powder are added after mixing, the vibrating dispersion 25- under 400-500W ultrasonic wave 30min is then heated to 60-70 DEG C, and flow back 15-20h, is cooled to room temperature, and upper liquid is removed after being aged 2-3h, by solid product It is in neutrality with ethanol washing to filtrate, then moves in 60-65 DEG C of baking oven and dry to constant weight, through 500-600 DEG C of calcining 1-2h Graphite powder/silicon powder compound is made, wherein in ethanol/water solution, the volume ratio of second alcohol and water is 3-4:1；

3) it is added in the deionized water that 100-200 times is measured after mixing graphite powder/silicon powder compound, 2-4 parts of sodium hydroxides, 4-8 parts of sodium sulfanilates are added after mixing, is warming up to 40-50 DEG C, reacts 1-1.5h under 500-700W ultrasonic wave, Then it is centrifuged 5-10min at 5000-7000r/min, removes supernatant liquid, alternately washing to filtrate is in ethyl alcohol and distilled water Neutrality, then through dry obtained sulfonation modifying graphite powder/silicon powder compound, wherein the drying is freeze-drying, specific to walk Rapid is that product is freezed 1-2h at -20--30 DEG C, then moves in the vacuum tank of 20-40Pa, is heated to 35-40 DEG C, does Dry 10-15h.

Preferably, a kind of oil filter adhesive, wherein the silane-modified epoxy resin the preparation method is as follows:

1) epoxy resin is added in the high speed disperser with register, glass powder is added while stirring, in stirring It is warming up to 50-55 DEG C, revolving speed 1000-1500r/min simultaneously, stirs 20-25min, sufficiently after activation, adjustment revolving speed is 150- Diluent is added in 200r/min, stirs 5-10min, and wherein the mass ratio of epoxy resin, glass powder and diluent is 30-50:5- 8:2-3, wherein diluent is one or more of n-butanol, styrene, cyclohexanone；

2) after to be mixed, product is moved in container, nitrogen 30-50min is passed through, tetrachloro silicane is then added, be warming up to 90-100 DEG C, the oscillating reactions 1.5-2h under 400-500W ultrasonic wave can be prepared by silane-modified epoxy resin, wherein tetrachloro silicon The additive amount of alkane is the 1-2% of epoxy resin quality.

Preferably, a kind of oil filter adhesive, wherein specific preparation process is as follows for the adhesive:

1) it is being heated to after mixing sulfonation modifying graphite powder/silicon powder compound, silane-modified epoxy resin, butyl rubber 80-100 DEG C, 20-25min is stirred in the case where revolving speed is 100-200r/min, reaction material is made；

2) surplus stock is added in reaction material, is warming up to 35-45 DEG C, then product is passed through grinding by isothermal reaction 2-3h Machine is ground to fineness less than 10 μm, then can be prepared by after mechanical picker removes impurity.

The present invention has the advantage that adhesive prepared by the present invention compared with prior art, wherein the sulfonation modifying contained Graphite powder/silicon powder compound can be combined with metal surface, thin film be formed, to improve the coarse of metal surface Degree, increases the contact area of adhesive, enhances infiltration, the adsorption capacity of adhesive, so that the caking property of adhesive reaches Most preferably；Firstly, the tetrahedron and octahedra dissolution inside attapulgite can be made after attapulgite is purified, acidification, And undissolved octahedron plays the role of support, so that the hole count of attapulgite increases, specific surface area increases, to improve recessed The carrying capability of convex stick soil, so that graphite powder and silicon powder, which can firmly be adsorbed on attapulgite's surface and be formed, has cause Close layer structure compound can make the graphite powder of attapulgite's surface and silicon micro- then by the sulfonated processing of compound Powder is distributed in coarse big lamella, to improve the roughness of composite surface；Secondly, after epoxy resin is mixed with glass powder Through silylating reagent, so that containing-Si-O-Si- structure on the high polymer main chain of epoxy resin, so that epoxy resin is resistance to Hot more lasting, wherein the stability of epoxy resin can be enhanced in glass powder, and it is lazy to improve its resistance to acid and alkali, oil resistivity and chemistry Property, simultaneously because glass powder partial size is small, good dispersion, the richness and transparency of epoxy resin can be improved, can to make Existing clearly transparency after standby adhesive solidification, and there is good wearability；Finally, being added after each component is mixed Thermal agitation reaction, by the synergistic effect between each component so that adhesive has a high-strength adhesive property, at the same corrosion resistance it is strong, Heat-resisting quantity is excellent, so that solidification rear surface is smooth, good toughness, long service life, to ensure that the sealing performance of filter.

Specific embodiment

Below with reference to specific implementation method, the present invention is described further.

Embodiment 1

A kind of oil filter adhesive, by weight component are as follows: sulfonation modifying graphite powder/3 parts of silicon powder compound, silane 15 parts of modified epoxy, 5 parts of butyl rubber, 1 part of diaminodiphenyl-methane, phthalic acid two (2- ethyl hexyl) ester 0.5 Part, 1 part of silane resin acceptor kh-550,0.4 part of initiator, 0.3 part of stabilizer, 0.4 part of emulsifier.

Preferably, wherein the initiator is ammonium persulfate, potassium peroxydisulfate, any one in azobisisoheptonitrile, The stabilizer is calcium/zinc composite stabilizer, barium/good fortune compound stabilizer, any one in barium/zinc composite stabilizer, described Emulsifier is emulsifier os, polyoxyethylene nonylphenol ether, any one in emulsifier BP.

Preferably, wherein the sulfonation modifying graphite powder/silicon powder compound the preparation method is as follows:

1) 4 parts of calgons are added in the deionized water of 30 times of amounts, aqueous solution are formed after stirring and dissolving, by 80 parts of bumps It sieves with 100 mesh sieve after the grinding of stick soil, is slowly added into sodium hexametaphosphate solution in the case where revolving speed is the magnetic agitation of 300r/min, Then mixed liquor under 500W ultrasonic wave vibrating dispersion 50min, stand 3h after upper suspension is decanted, through centrifugal dehydration postposition Dry 5h, obtains purifying attapulgite in 90 DEG C of drying ovens；

2) purifying attapulgite is added in calcining furnace, is heated to 700 DEG C, calcines 5h, 10 times of amounts are added to after being cooled to room temperature Concentration be 65% nitric acid solution in, be heated to 50 DEG C, 5h vibrated under 300W ultrasonic wave, attapulgite must be acidified after filtering, Then the attapulgite after acidification is added in the ethanol/water solution of 5 times of amounts, stirs 1.5h in the case where revolving speed is 200r/min, Suspension is formed, it is 5 that then addition concentration, which is 35% nitre acid for adjusting pH, and 30 parts of silicon powder and graphite powder are added after mixing 35 parts, the vibrating dispersion 30min under 400W ultrasonic wave, 60 DEG C are then heated to, flow back 20h, is cooled to room temperature, and goes after being aged 3h Except upper liquid, solid product is in neutrality with ethanol washing to filtrate, then moves in 60 DEG C of baking ovens and dry to constant weight, through 500 DEG C 2h is calcined, can be prepared by graphite powder/silicon powder compound, wherein in ethanol/water solution, the volume ratio of second alcohol and water is 3:1；

3) it is added in the deionized water of 100 times of amounts after mixing graphite powder/silicon powder compound, 2 parts of sodium hydroxides, mixing is stirred 4 parts of sodium sulfanilates are added after mixing, is warming up to 40 DEG C, 1.5h is reacted under 500W ultrasonic wave, then at 5000r/min It is centrifuged 10min, removes supernatant liquid, alternately washing to filtrate is in neutrality with ethyl alcohol and distilled water, then through dry obtained sulfonation Modified graphite powder/silicon powder compound, wherein the drying is freeze-drying, and the specific steps are freeze product at -20 DEG C Then 2h is moved in the vacuum tank of 20Pa, be heated to 40 DEG C, dry 15h.

Preferably, wherein the silane-modified epoxy resin the preparation method is as follows:

1) epoxy resin is added in the high speed disperser with register, glass powder is added while stirring, in stirring It is warming up to 50 DEG C, revolving speed 1000r/min simultaneously, stirs 25min, sufficiently after activation, adjustment revolving speed is 150r/min, is added dilute Agent is released, 10min is stirred, wherein the mass ratio of epoxy resin, glass powder and diluent is 30-50:5-8:2-3, wherein diluent It is one or more of n-butanol, styrene, cyclohexanone；

2) after to be mixed, product is moved in container, nitrogen 30min is passed through, tetrachloro silicane is then added, be warming up to 90 DEG C, the oscillating reactions 2h under 400W ultrasonic wave can be prepared by silane-modified epoxy resin, and wherein the additive amount of tetrachloro silicane is ring The 1% of oxygen resin quality.

Preferably, wherein specific preparation process is as follows for the adhesive:

1) 80 are being heated to after mixing sulfonation modifying graphite powder/silicon powder compound, silane-modified epoxy resin, butyl rubber DEG C, 25min is stirred in the case where revolving speed is 100r/min, reaction material is made；

2) surplus stock is added in reaction material, is warming up to 35 DEG C, isothermal reaction 3h, then grind product by grinder To fineness less than 10 μm, then through mechanical picker remove impurity after can be prepared by.

Embodiment 2

A kind of oil filter adhesive, by weight component are as follows: sulfonation modifying graphite powder/3.5 parts of silicon powder compound, silicon 20 parts of alkane modified epoxy, 7 parts of butyl rubber, 1.5 parts of diaminodiphenyl-methane, phthalic acid two (2- ethyl hexyl) ester 0.7 part, 1.2 parts of silane resin acceptor kh-550,0.5 part of initiator, 0.4 part of stabilizer, 0.5 part of emulsifier.

Preferably, wherein the initiator is ammonium persulfate, potassium peroxydisulfate, any one in azobisisoheptonitrile, The stabilizer is calcium/zinc composite stabilizer, barium/good fortune compound stabilizer, any one in barium/zinc composite stabilizer, described Emulsifier is emulsifier os, polyoxyethylene nonylphenol ether, any one in emulsifier BP.

Preferably, wherein the sulfonation modifying graphite powder/silicon powder compound the preparation method is as follows:

1) 4.5 parts of calgons are added in the deionized water of 40 times of amounts, aqueous solution are formed after stirring and dissolving, by 100 parts It is sieved with 100 mesh sieve after attapulgite grinding, it is water-soluble to be slowly added into calgon in the case where revolving speed is the magnetic agitation of 400r/min In liquid, then mixed liquor under 500W ultrasonic wave vibrating dispersion 45min, stand 2.5h after upper suspension is decanted, through being centrifuged Dehydration is placed in 95 DEG C of drying ovens dry 4h, obtains purifying attapulgite；

2) purifying attapulgite is added in calcining furnace, is heated to 750 DEG C, calcines 4h, 15 times of amounts are added to after being cooled to room temperature Concentration be 68% nitric acid solution in, be heated to 55 DEG C, 4h vibrated under 300W ultrasonic wave, attapulgite must be acidified after filtering, Then the attapulgite after acidification is added in the ethanol/water solution of 10 times of amounts, stirs 1.2h in the case where revolving speed is 250r/min, Suspension is formed, it is 5.5 that then addition concentration, which is 37% nitre acid for adjusting pH, and 35 parts of silicon powder and graphite are added after mixing 40 parts of powder, the vibrating dispersion 26min under 500W ultrasonic wave, 65 DEG C are then heated to, flow back 17h, is cooled to room temperature, and is aged 2.5h After remove upper liquid, solid product is in neutrality with ethanol washing to filtrate, then moves in 62 DEG C of baking ovens and dries to constant weight, warp 550 DEG C of calcining 1.5h, can be prepared by graphite powder/silicon powder compound, wherein in ethanol/water solution, the volume ratio of second alcohol and water For 3.5:1；

3) it is added in the deionized water of 150 times of amounts after mixing graphite powder/silicon powder compound, 3 parts of sodium hydroxides, mixing is stirred 6 parts of sodium sulfanilates are added after mixing, is warming up to 45 DEG C, 1.2h is reacted under 600W ultrasonic wave, then at 6000r/min It is centrifuged 7min, removes supernatant liquid, alternately washing to filtrate is in neutrality with ethyl alcohol and distilled water, then changes through dry obtained sulfonation Property graphite powder/silicon powder compound, wherein the drying be freeze-drying, the specific steps are freeze product at -25 DEG C Then 1.5h is moved in the vacuum tank of 30Pa, be heated to 38 DEG C, dry 12h.

Preferably, wherein the silane-modified epoxy resin the preparation method is as follows:

1) epoxy resin is added in the high speed disperser with register, glass powder is added while stirring, in stirring It is warming up to 53 DEG C, revolving speed 1200r/min simultaneously, stirs 23min, sufficiently after activation, adjustment revolving speed is 170r/min, is added dilute Agent is released, 7min is stirred, wherein the mass ratio of epoxy resin, glass powder and diluent is 40:6:2.5, and wherein diluent is positive fourth One or more of alcohol, styrene, cyclohexanone；

2) after to be mixed, product is moved in container, nitrogen 40min is passed through, tetrachloro silicane is then added, be warming up to 95 DEG C, the oscillating reactions 1.8h under 400W ultrasonic wave can be prepared by silane-modified epoxy resin, and wherein the additive amount of tetrachloro silicane is The 1.5% of epoxy resin quality.

Preferably, wherein specific preparation process is as follows for the adhesive:

1) 90 are being heated to after mixing sulfonation modifying graphite powder/silicon powder compound, silane-modified epoxy resin, butyl rubber DEG C, 23min is stirred in the case where revolving speed is 150r/min, reaction material is made；

2) surplus stock is added in reaction material, is warming up to 40 DEG C, then isothermal reaction 2.5h is ground product by grinder Fineness is milled to less than 10 μm, then can be prepared by after mechanical picker removes impurity.

Embodiment 3

A kind of oil filter adhesive, by weight component are as follows: sulfonation modifying graphite powder/4 parts of silicon powder compound, silane 25 parts of modified epoxy, 8 parts of butyl rubber, 2 parts of diaminodiphenyl-methane, 1 part of phthalic acid two (2- ethyl hexyl) ester, 1.5 parts of silane resin acceptor kh-550,0.7 part of initiator, 0.5 part of stabilizer, 0.6 part of emulsifier.

Preferably, wherein the initiator is ammonium persulfate, potassium peroxydisulfate, any one in azobisisoheptonitrile, The stabilizer is calcium/zinc composite stabilizer, barium/good fortune compound stabilizer, any one in barium/zinc composite stabilizer, described Emulsifier is emulsifier os, polyoxyethylene nonylphenol ether, any one in emulsifier BP.

Preferably, wherein the sulfonation modifying graphite powder/silicon powder compound the preparation method is as follows:

1) 5 parts of calgons are added in the deionized water of 50 times of amounts, form aqueous solution after stirring and dissolving, it is recessed by 120 parts It is sieved with 100 mesh sieve after convex stick soil grinding, is slowly added into sodium hexametaphosphate solution in the case where revolving speed is the magnetic agitation of 500r/min In, then mixed liquor under 600W ultrasonic wave vibrating dispersion 40min, stand 2h after upper suspension is decanted, through centrifugal dehydration It is placed in 100 DEG C of drying ovens dry 3h, obtains purifying attapulgite；

2) purifying attapulgite is added in calcining furnace, is heated to 800 DEG C, calcines 3h, 20 times of amounts are added to after being cooled to room temperature Concentration be 70% nitric acid solution in, be heated to 60 DEG C, 3h vibrated under 400W ultrasonic wave, attapulgite must be acidified after filtering, Then the attapulgite after acidification is added in the ethanol/water solution of 15 times of amounts, stirs 1h, shape in the case where revolving speed is 300r/min At suspension, it is 6 that then addition concentration, which is 40% nitre acid for adjusting pH, and 40 parts of silicon powder and graphite powder 45 are added after mixing Part, the vibrating dispersion 25min under 500W ultrasonic wave is then heated to 70 DEG C, and flow back 15h, is cooled to room temperature, and removes after being aged 2h Solid product is in neutrality by upper liquid with ethanol washing to filtrate, is then moved in 65 DEG C of baking ovens and is dried to constant weight, forges through 600 DEG C 1h is burnt, can be prepared by graphite powder/silicon powder compound, wherein in ethanol/water solution, the volume ratio of second alcohol and water is 4:1；

3) it is added in the deionized water of 200 times of amounts after mixing graphite powder/silicon powder compound, 4 parts of sodium hydroxides, mixing is stirred After mixing be added 8 parts of sodium sulfanilates, be warming up to 50 DEG C, 1h reacted under 700W ultrasonic wave, then at 7000r/min from Heart 5min removes supernatant liquid, and with ethyl alcohol and distilled water, alternately washing to filtrate is in neutrality, then through dry obtained sulfonation modifying Graphite powder/silicon powder compound, wherein the drying is freeze-drying, the specific steps are product is freezed 1h at -30 DEG C, Then it moves in the vacuum tank of 40Pa, is heated to 40 DEG C, dry 10h.

Preferably, wherein the silane-modified epoxy resin the preparation method is as follows:

1) epoxy resin is added in the high speed disperser with register, glass powder is added while stirring, in stirring It is warming up to 55 DEG C, revolving speed 1500r/min simultaneously, stirs 20min, sufficiently after activation, adjustment revolving speed is 200r/min, is added dilute Release agent, stir 5min, wherein the mass ratio of epoxy resin, glass powder and diluent is 50:8:3, wherein diluent be n-butanol, One or more of styrene, cyclohexanone；

2) after to be mixed, product is moved in container, nitrogen 50min is passed through, tetrachloro silicane is then added, be warming up to 100 DEG C, the oscillating reactions 1.5h under 500W ultrasonic wave can be prepared by silane-modified epoxy resin, and wherein the additive amount of tetrachloro silicane is The 2% of epoxy resin quality.

Preferably, wherein specific preparation process is as follows for the adhesive:

1) it is being heated to after mixing sulfonation modifying graphite powder/silicon powder compound, silane-modified epoxy resin, butyl rubber 100 DEG C, 20min is stirred in the case where revolving speed is 200r/min, reaction material is made；

2) surplus stock is added in reaction material, is warming up to 45 DEG C, isothermal reaction 2h, then grind product by grinder To fineness less than 10 μm, then through mechanical picker remove impurity after can be prepared by.

Comparative example 1: removal sulfonation modifying graphite powder/silicon powder compound preparation step 1), remaining and 1 phase of embodiment Together.

Comparative example 2: removal sulfonation modifying graphite powder/silicon powder compound preparation step 3) in p-aminobenzene sulfonic acid Sodium, remaining is same as Example 1.

Comparative example 3: removal silane-modified epoxy resin is replaced, remaining is same as Example 1 using epoxy resin.

Test example: the embodiment 1-3 and comparative example 1-3 adhesive provided is tested for the property, with reference to GB/T1043.1- 2008 standard, continuous processing 72 hours, detects its impact strength, shear strength under the conditions of 280 DEG C；By the machine oil after bonding Filter impregnates 230 hours in 180 DEG C of machine oil, and whether observation filter core degumming phenomenon occurs；Filter core after detection bonding 2h Peel strength required for being separated with metal end, as a result as shown in Table 1:

Table one

As can be seen from Table I, adhesive provided by the invention has good adhesive property, and stability and oil resistivity are excellent It is different.

The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any It transforms or replaces, should be covered by the scope of protection of the present invention without what creative work was expected.

Claims (5)

1. a kind of oil filter adhesive, which is characterized in that component is as follows by weight: sulfonation modifying graphite powder/silicon powder 3-4 parts of compound, 15-25 parts of silane-modified epoxy resin, 5-8 parts of butyl rubber, 1-2 parts of diaminodiphenyl-methane, adjacent benzene 0.5-1 parts of dioctyl phthalate two (2- ethyl hexyl) ester, 1-1.5 parts of silane resin acceptor kh-550,0.4-0.7 parts of initiator, stabilizer 0.3-0.5 parts, 0.4-0.6 parts of emulsifier.

2. a kind of oil filter adhesive as described in claim 1, which is characterized in that the initiator be ammonium persulfate, Any one in potassium peroxydisulfate, azobisisoheptonitrile, the stabilizer are calcium/zinc composite stabilizer, barium/good fortune stable composition Any one in agent, barium/zinc composite stabilizer, the emulsifier is emulsifier os, polyoxyethylene nonylphenol ether, any in emulsifier BP It is a kind of.

3. a kind of oil filter adhesive as described in claim 1, which is characterized in that the sulfonation modifying graphite powder/silicon Micro mist compound the preparation method is as follows:

1) 4-5 parts of calgons are added in the deionized water that 30-50 times is measured, form aqueous solution after stirring and dissolving, by 80- It is sieved with 100 mesh sieve after 120 parts of attapulgite grindings, is slowly added into six inclined phosphorus in the case where revolving speed is the magnetic agitation of 300-500r/min In acid sodium aqueous solution, then mixed liquor under 500-600W ultrasonic wave vibrating dispersion 40-50min, stand 2-3h after decantation on Layer suspension is placed in 90-100 DEG C of drying oven dry 3-5h through centrifugal dehydration, obtains purifying attapulgite；

2) purifying attapulgite is added in calcining furnace, is heated to 700-800 DEG C, calcines 3-5h, be added to after being cooled to room temperature In the nitric acid solution that the 10-20 times of concentration measured is 65-70%, it is heated to 50-60 DEG C, vibrates 3-5h under 300-400W ultrasonic wave, It must be acidified attapulgite after filtering, be then added to the attapulgite after acidification in the ethanol/water solution that 5-15 times is measured, turning Speed is that 1-1.5h is stirred under 200-300r/min, forms suspension, and it is 5-6 that then addition concentration, which is 35-40% nitre acid for adjusting pH, 30-40 parts and graphite powder 35-45 parts of silicon powder are added after mixing, the vibrating dispersion 25- under 400-500W ultrasonic wave 30min is then heated to 60-70 DEG C, and flow back 15-20h, is cooled to room temperature, and upper liquid is removed after being aged 2-3h, by solid product It is in neutrality with ethanol washing to filtrate, then moves in 60-65 DEG C of baking oven and dry to constant weight, through 500-600 DEG C of calcining 1-2h Graphite powder/silicon powder compound is made, wherein in ethanol/water solution, the volume ratio of second alcohol and water is 3-4:1；

3) it is added in the deionized water that 100-200 times is measured after mixing graphite powder/silicon powder compound, 2-4 parts of sodium hydroxides, 4-8 parts of sodium sulfanilates are added after mixing, is warming up to 40-50 DEG C, reacts 1-1.5h under 500-700W ultrasonic wave, Then it is centrifuged 5-10min at 5000-7000r/min, removes supernatant liquid, alternately washing to filtrate is in ethyl alcohol and distilled water Neutrality, then through dry obtained sulfonation modifying graphite powder/silicon powder compound, wherein the drying is freeze-drying, specific to walk Rapid is that product is freezed 1-2h at -20--30 DEG C, then moves in the vacuum tank of 20-40Pa, is heated to 35-40 DEG C, does Dry 10-15h.

4. a kind of oil filter adhesive as described in claim 1, which is characterized in that the silane-modified epoxy resin The preparation method is as follows:

1) epoxy resin is added in the high speed disperser with register, glass powder is added while stirring, in stirring It is warming up to 50-55 DEG C, revolving speed 1000-1500r/min simultaneously, stirs 20-25min, sufficiently after activation, adjustment revolving speed is 150- Diluent is added in 200r/min, stirs 5-10min, and wherein the mass ratio of epoxy resin, glass powder and diluent is 30-50:5- 8:2-3, wherein diluent is one or more of n-butanol, styrene, cyclohexanone；

2) after to be mixed, product is moved in container, nitrogen 30-50min is passed through, tetrachloro silicane is then added, be warming up to 90-100 DEG C, the oscillating reactions 1.5-2h under 400-500W ultrasonic wave can be prepared by silane-modified epoxy resin, wherein tetrachloro silicon The additive amount of alkane is the 1-2% of epoxy resin quality.

5. a kind of oil filter adhesive as described in claim 1-4 any one, which is characterized in that the adhesive Specific preparation process is as follows:

1) it is being heated to after mixing sulfonation modifying graphite powder/silicon powder compound, silane-modified epoxy resin, butyl rubber 80-100 DEG C, 20-25min is stirred in the case where revolving speed is 100-200r/min, reaction material is made；

2) surplus stock is added in reaction material, is warming up to 35-45 DEG C, then product is passed through grinding by isothermal reaction 2-3h Machine is ground to fineness less than 10 μm, then can be prepared by after mechanical picker removes impurity.