CN102827572A - Rubber and plastic waterproof bonding modification asphalt mastic and preparation method of rubber and plastic waterproof bonding modification asphalt mastic - Google Patents

Rubber and plastic waterproof bonding modification asphalt mastic and preparation method of rubber and plastic waterproof bonding modification asphalt mastic Download PDF

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Publication number
CN102827572A
CN102827572A CN2012103426986A CN201210342698A CN102827572A CN 102827572 A CN102827572 A CN 102827572A CN 2012103426986 A CN2012103426986 A CN 2012103426986A CN 201210342698 A CN201210342698 A CN 201210342698A CN 102827572 A CN102827572 A CN 102827572A
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rubber
parts
styrene
modifying asphalt
plastic water
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王立志
王鹏
任瑞波
高晓宁
耿立涛
徐强
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Shandong Jianzhu University
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Shandong Jianzhu University
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Abstract

The invention belongs to the field of bridge deck pavement, and particularly relates to hot melting rubber and plastic waterproof bonding modification asphalt mastic used for a large-scale steel box bridge waterproof bonding layer and a preparation method of the rubber and plastic waterproof bonding modification asphalt mastic. The rubber and plastic waterproof bonding modification asphalt mastic consists of the following raw materials in parts by weight: 10 to 20 parts of waste tire rubber powder, 5 to 10 parts of thermoplastic resin, 1 to 5 parts of thermoplastic elastic bodies, 2 to 10 parts of octylene-ethylene copolymers, 2 to 10 parts of terpene resin, 5 to 15 parts of tall oil polyamine carboxylate, 2 to 5 parts of styrene butadiene rubber and 20 to 70 parts of petroleum asphalt. The modification asphalt mastic provided by the invention has the waterproof performance, so the water resistance is realized, the asphalt mastic can still be firmly bonded with the steel bridge desk even when obvious water exists, the asphalt mastic is applicable to waterproof bonding layer and transition layer construction in the steel box bridge asphalt mixture pavement, the waterproof and anticorrosion effects are realized on the bridge deck, the protection effect is realized, a paving layer is carried, and the bonding effect is realized.

Description

A kind of rubber and plastic water-proof binding modifying asphalt glue and preparation method thereof
Technical field
The invention belongs to the deck paving field, be specifically related to a kind of hot-melting type rubber and plastic modifying asphalt glue that is used for large-scale steel box bridge water-proof tack coat and preparation method thereof.
Background technology
Bridge deck pavement is as the important component part of bridge; Should be good with the bridge structure bonding; And have transmit load, participate in stressed, laterally connect girder, the opposing load impacts and tired, waterproof and adaptive temperature change ability, the quality of the layer of mating formation is the economic benefit and the social benefit of decision bridge floor traveling security, comfortableness, weather resistance and investment directly.The deck paving technology of main flow usually mat formation the layer and bridge structure between lay water-proof tack coat, with the protection bridge main body avoid vapour corrosion; Mat formation layer and bridge main body of bonding increases both globality simultaneously, avoids interlayer slip, improves the stressing conditions of paving structure.
Research shows: water-proof tack coat is the key that whole deck installation structure forms organic whole, and the quality of its performance has direct influence to the weather resistance of paving steel bridge deck.Water-proof tack coat oozes under preventing moisture the corrosion steel plate, also answers the stick steel plate panel and the layer of mating formation, make it into as a whole, and can be as the strain absorbing layer.Water-proof tack coat should have bigger deformability, when the bridge floor steel plate at occurred level under temperature variation and the traffic load effect to when distortion, it can absorb the relative displacement of mating formation between layer and steel plate, reduces layer internal stress of mating formation.Western transport science and techonologies project " bridge deck pavement material and technology " research topic is through pointing out the investigation of hundreds of the bridges in central and west regions: the bond state of water-proof tack coat influences clearly stress, the strain of deck installation structure, and its water resistance is significant to the weather resistance of deck installation structure.The most destruction of bridge analyses of causes are found: the water-proof tack coat slip resistance is not enough, and the erosion not firm and water that bond is that rut, passing, cracking, loose, the major cause of cheating early damages such as groove appear in bridge deck pavement.Therefore; The water-proof binding layer material should have fine and close watertightness, enough force of cohesion, adhesivity and resistance to deterioration; Thereby make water-proof tack coat and steel plate have better indirectly intensity, good compatibility of deformation ability, certain slip resistance, waterproof effect and weather resistance preferably.
The water-proof binding layer material of deck paving field main flow is the thermosetting resin series products at present, such as bituminous epoxy class and improvement series products thereof.Patent CN 1654582A discloses a kind of interfacial adhesive for steel bridge surface paving, adopts bisphenol A type epoxy resin CYD-128, phenol novolac epoxy resins as the A component, adopts polyamide 6 50, thiorubber, amine curing agent, coupling agent as the B component.Patent CN101712858A discloses a kind of preparation method of bi-component water-proof bond material for bridge deck pavement, adopts amine curing agent to be dissolved in pitch as the A component, adopts epoxy resin and bis-phenol as the B component, and spreading forms the solidified layer in bridge floor, as antirust waterproof.But as thermosetting resin class water-proof tack coat, the subject matter of existence is that it is a hard brittle material, is solid-state under the normal temperature; Intensity is high; But extensibility is bad, and is flexible very poor, therefore very easily acts on repeatedly and the generation fatigure failure down of effect repeatedly of thermal stress at load; And execution conditions require harsh, common and epoxy zinc-rich lacquer associating use, and zinc rich paint is as preservative coat; Bituminous epoxy is as water-proof tack coat; Can not have open fire to exist in its construction process, otherwise very easily destroy its waterproof effect, and bituminous epoxy as water-proof tack coat if after damaging; Repair extremely difficultly, also do not have sophisticated repairing technique at present.The hot-melting type modifying asphalt is as a kind of viscoelastic material, compares with thermosetting resin class water-proof material to have snappiness and fatigue property preferably.In the U.S. and Canada, Cement Concrete bridge deck paving water-proof tack coat is main with heat shop rubber-asphalt waterproof film, and this material has excellent fatigue property; But as the water-proof tack coat of big shaped steel case bridge floor, its high-temperature stability is also not enough, especially in summer high temperature season; The temperature of steel case bridge floor can reach about 80 ℃; If adopt rubber asphalt as waterproof membrane separately, the very easily softening sliding layer that forms of waterproof membrane makes the layer of mating formation problems such as rut, passing occur.
Summary of the invention
To the problems referred to above, the invention provides a kind of rubber and plastic water-proof binding modifying asphalt glue and preparation method thereof, be used for the water-proof bond material of large-span steel box bridge.Adopt modifying asphalt glue of the present invention, can realize bridge deck water-proof, anticorrosion is shielded, and accept the layer of mating formation, play cohesive action.
Rubber and plastic water-proof binding modifying asphalt glue provided by the invention is counted by weight, and its raw material consists of: waste tyre rubber powder 10-20 part; Thermoplastic resin 5-10 part; Thermoplastic elastomer 1-5 part; Octene-ethylene copolymer 2-10 part; Terpine resin 2-10 part; Tall oil carboxylic acid polyamines 5-15 part; Styrene-butadiene rubber(SBR) 2-5 part; Petroleum pitch 20-70 part.
Above-mentioned raw materials is commercial.
Petroleum pitch can adopt AH-70 commonly used or AH-90.
Wherein, waste-tyre rubber-powder is normal temperature behind meridian steel wire in the junked tire powder and the fiber removal to be pulverized obtain.Above-mentioned waste tyre rubber powder is improving the pitch low temperature flexibility, is improving and have excellent effect aspect the pitch fatigue resistance, and the carbon black in the rubber powder and a spot of Natural manganese dioxide, red stone and quicklime make it have good anti-aging and wear resistance; But it is less to the contribution of bituminous high-temperature stability, and use can not give pitch tangible intensity separately, can't be suitable for the harsh hot environment of steel bridge face.The waste-tyre rubber-powder consumption is excessive, and its abundant swelling in pitch makes the viscosity of modifying asphalt excessive, influences the bituminous construction workability; Consumption is too small, does not have tangible modified effect, and is not obvious to bituminous low temperature flexibility and fatigue resistance improvement, therefore needs its consumption of control 10-20 part.
Described thermoplastic resin is Vilaterm or Vestolen PP 7052 or its mixture.The mixture of Vilaterm (PE) and Vestolen PP 7052 (PP) has the character of thermoplastic, hardening by cooling; Its improve pitch intensity, improve pitch in viscosity under the condition of high temperature and anti-current dynamic deformation ability, increase pitch and under hot conditions, have certain effect aspect the intensity, but influence the anti-aging and low-temperature performance of bituminous; From the consistency angle analysis, with respect to PP, PE is relatively poor relatively in the bituminous consistency, so the contriver can obtain effect preferably when finding that through long-felt experiment the mass ratio of Vilaterm and Vestolen PP 7052 is 1:1-2.
Described thermoplastic elastomer is styrene butadiene block polymer (SBS) or styrene-isoprene block polymer (SIS) or its mixture.The molecular structure of SBS is bar shaped, can in pitch, form tridimensional network, improves the bituminous high temperature performance; SIS compares SBS, has more excellent effect to improving bituminous high-temperature elastic modulus aspect, and it is measured very little, does not have the tangible effect of improving; Too much, influence SBS and in pitch, form firm tridimensional network, so the blending ratio of SBS and SIS is that 1-3:1 can reach best effect.Therefore SIS is better to ripple stopping property and high temperature confining force in addition, can obviously improve the adhesivity of itself and solid material as asphalt modifier.In addition, these two kinds of materials can comprehensively improve its anti-aging character with after PP and PE mix.
Above-mentioned octene-ethylene copolymer and petroleum pitch are crosslinked, can improve the heat resisting temperature of petroleum pitch, make it have higher hot strength; Reduce the tension set of petroleum asphalt material; Reduce the pitch penetration number, improve bituminous force of cohesion, improve that the bituminous stretch-proof is slight, tear strength; But its consumption also should be controlled suitably, and consumption is crossed conference and reduced its dispersity in pitch, causes the bituminous segregation easily.
Above-mentioned terpine resin can improve the infiltration phenomenon of hot melt adhesive, increases its stopping property to water; When itself and SIS compound tense have good tackify effect.
Above-mentioned tall oil carboxylic acid polyamines can increase the wetting property of pitch glue to steel plate, as tensio-active agent, reduces IT, increases the adhesion characteristics of pitch glue; Tall oil carboxylic acid polyamines is as interfacial agent, and superpolymer compound tense such as itself and terpine resin, octene-ethylene copolymer can make pitch glue have water-fast and waterproof characteristic.
Above-mentioned styrene-butadiene rubber(SBR) has certain contribution aspect the raising pitch glue low temperature flexibility.
The contriver gropes to find through test of long duration, and described rubber and plastic water-proof binding modifying asphalt glue is counted by weight, and current raw material consists of: 13 parts of waste tyre rubber powders; 7 parts of thermoplastic resins; 3 parts of thermoplastic elastomers; 3.5 parts of octene-ethylene copolymers; 3 parts of terpine resins; 3.5 parts of tall oil carboxylic acid polyamines; 3 parts in styrene-butadiene rubber(SBR); During 64 parts in petroleum pitch, effect is optimum.
The present invention also provides the preparation method of described rubber and plastic water-proof binding modifying asphalt glue, and its concrete steps are:
(1) petroleum pitch is heated to flow state, and adds tall oil carboxylic acid polyamines, waste tyre rubber powder, thermoplastic resin, thermoplastic elastomer, octene-ethylene copolymer, terpine resin, styrene-butadiene rubber(SBR) in proportion;
(2) said mixture is ground, is trimmed to and mixes, product.
Can evenly also fuse by thorough mixing in order to ensure above-mentioned high molecular polymer, it is 190-200 ℃ that the present invention grinds shear temperature, and shear time is 1-2h.
The pitch glue flow coat of the above-mentioned hot melt state that makes is had the steel plate of open fire, and pitch glue solidifies rapidly, and secure bond explains that it is not very harsh that the present invention requires the ridity of bridge floor in the construction process.
180-200 ℃ pitch glue is directly smeared on the steel plate, solidify in three minutes, will smear test specimen and place 70 ℃ of baking ovens, vertically place and do not trickle in 3 hours, explain that set time of the present invention is short, at high temperature has good adhesive force property.
In sum, the prepared rubber and plastic water-proof binding of the present invention modifying asphalt glue is that the water-proof tack coat of large-span steel box bridge provides a kind of water-fast and not water funk, though have open fire still can with steel bridge face secure bond; Durable, high-strength, high adherent hot-melting type water-proof bond material has good distortion and follows ability, is applicable to water-proof tack coat and the transition layer construction of mating formation of steel box bridge asphalt; To bridge deck water-proof, anticorrosion; Shield, and accept the layer of mating formation, play cohesive action.
Embodiment
In order to understand the present invention better, further set forth content of the present invention below in conjunction with embodiment and experimental data, but content of the present invention not only is confined to following example approach.
Embodiment 1
A kind of rubber and plastic water-proof binding modifying asphalt glue, by weight, its raw material consists of: 10 parts of waste tyre rubber powders; 5 parts of thermoplastic resins; 1 part of thermoplastic elastomer; 5 parts of octene-ethylene copolymers; 4 parts of terpine resins; 5 parts of tall oil carboxylic acid polyamines; 3 parts in styrene-butadiene rubber(SBR); 20 parts in petroleum pitch.
Described thermoplastic resin is a Vilaterm.
Described thermoplastic elastomer is the styrene butadiene block polymer.
Its concrete preparation process of described rubber and plastic water-proof binding modifying asphalt glue is:
(1) petroleum pitch is heated to flow state, and adds tall oil carboxylic acid polyamines, waste tyre rubber powder, thermoplastic resin, thermoplastic elastomer, octene-ethylene copolymer, terpine resin, styrene-butadiene rubber(SBR) in proportion;
(2) said mixture is ground in 190 ℃ does not evenly have particle, be trimmed to 2h, product.
Embodiment 2
A kind of rubber and plastic water-proof binding modifying asphalt glue, by weight, its raw material consists of: 15 parts of waste tyre rubber powders; 7 parts of thermoplastic resins; 5 parts of thermoplastic elastomers; 10 parts of octene-ethylene copolymers; 10 parts of terpine resins; 15 parts of tall oil carboxylic acid polyamines; 5 parts in styrene-butadiene rubber(SBR); 70 parts in petroleum pitch.
Described thermoplastic resin is a Vestolen PP 7052.
Described thermoplastic elastomer is the styrene-isoprene block polymer.
Its concrete preparation process of described rubber and plastic water-proof binding modifying asphalt glue is:
(1) petroleum pitch is heated to flow state, and adds tall oil carboxylic acid polyamines, waste tyre rubber powder, thermoplastic resin, thermoplastic elastomer, octene-ethylene copolymer, terpine resin, styrene-butadiene rubber(SBR) in proportion;
(2) said mixture is ground in 200 ℃ does not evenly have particle, be trimmed to 1h, product.
Embodiment 3
A kind of rubber and plastic water-proof binding modifying asphalt glue, by weight, its raw material consists of: 20 parts of waste tyre rubber powders; 10 parts of thermoplastic resins; 2 parts of thermoplastic elastomers; 6 parts of octene-ethylene copolymers; 6 parts of terpine resins; 10 parts of tall oil carboxylic acid polyamines; 4 parts in styrene-butadiene rubber(SBR); 45 parts in petroleum pitch.
Described thermoplastic resin is Vilaterm and polypropylene miser, and wherein, Vilaterm and polyacrylic mass ratio are 1:1.
Described thermoplastic elastomer is the mixture that styrene butadiene block polymer and styrene-isoprene block polymer are formed, and wherein, the mass ratio of styrene butadiene block polymer and styrene-isoprene block polymer is 1:1.
Its concrete preparation process of described rubber and plastic water-proof binding modifying asphalt glue is:
(1) petroleum pitch is heated to flow state, and adds tall oil carboxylic acid polyamines, waste tyre rubber powder, thermoplastic resin, thermoplastic elastomer, octene-ethylene copolymer, terpine resin, styrene-butadiene rubber(SBR) in proportion;
(2) said mixture is ground in 196 ℃ does not evenly have particle, be trimmed to 1h, product.
Embodiment 4
A kind of rubber and plastic water-proof binding modifying asphalt glue, by weight, its raw material consists of: 17 parts of waste tyre rubber powders; 9 parts of thermoplastic resins; 3 parts of thermoplastic elastomers; 2 parts of octene-ethylene copolymers; 2 parts of terpine resins; 8 parts of tall oil carboxylic acid polyamines; 5 parts in styrene-butadiene rubber(SBR); 30 parts in petroleum pitch.
Described thermoplastic resin is Vilaterm and polypropylene miser, and wherein, Vilaterm and polyacrylic mass ratio are 1:2.
Described thermoplastic elastomer is the mixture that styrene butadiene block polymer and styrene-isoprene block polymer are formed, and wherein, the mass ratio of styrene butadiene block polymer and styrene-isoprene block polymer is 2:1.
Its concrete preparation process of described rubber and plastic water-proof binding modifying asphalt glue is:
(1) petroleum pitch is heated to flow state, and adds tall oil carboxylic acid polyamines, waste tyre rubber powder, thermoplastic resin, thermoplastic elastomer, octene-ethylene copolymer, terpine resin, styrene-butadiene rubber(SBR) in proportion;
(2) said mixture is ground in 194 ℃ does not evenly have particle, be trimmed to 2h, product.
Embodiment 5
A kind of rubber and plastic water-proof binding modifying asphalt glue, by weight, its raw material consists of: 12 parts of waste tyre rubber powders; 6 parts of thermoplastic resins; 4 parts of thermoplastic elastomers; 8 parts of octene-ethylene copolymers; 8 parts of terpine resins; 12 parts of tall oil carboxylic acid polyamines; 2 parts in styrene-butadiene rubber(SBR); 60 parts in petroleum pitch.
Described thermoplastic resin is Vilaterm and polypropylene miser, and wherein, Vilaterm and polyacrylic mass ratio are 1:2.
Described thermoplastic elastomer is the mixture that styrene butadiene block polymer and styrene-isoprene block polymer are formed, and wherein, the mass ratio of styrene butadiene block polymer and styrene-isoprene block polymer is 3:1.
Its concrete preparation process of described rubber and plastic water-proof binding modifying asphalt glue is:
(1) petroleum pitch is heated to flow state, and adds tall oil carboxylic acid polyamines, waste tyre rubber powder, thermoplastic resin, thermoplastic elastomer, octene-ethylene copolymer, terpine resin, styrene-butadiene rubber(SBR) in proportion;
(2) said mixture is ground in 194 ℃ does not evenly have particle, be trimmed to 2h, product.
Embodiment 6
A kind of rubber and plastic water-proof binding modifying asphalt glue, by weight, its raw material consists of: 13 parts of waste tyre rubber powders; 7 parts of thermoplastic resins; 3 parts of thermoplastic elastomers; 3.5 parts of octene-ethylene copolymers; 3 parts of terpine resins; 3.5 parts of tall oil carboxylic acid polyamines; 3 parts in styrene-butadiene rubber(SBR); 64 parts in petroleum pitch.
Described thermoplastic resin is Vilaterm and polypropylene miser, and wherein, Vilaterm and polyacrylic mass ratio are 1:2.
Described thermoplastic elastomer is the mixture that styrene butadiene block polymer and styrene-isoprene block polymer are formed, and wherein, the mass ratio of styrene butadiene block polymer and styrene-isoprene block polymer is 3:1.
Its concrete preparation process of described rubber and plastic water-proof binding modifying asphalt glue is:
(1) petroleum pitch is heated to flow state, and adds tall oil carboxylic acid polyamines, waste tyre rubber powder, thermoplastic resin, thermoplastic elastomer, octene-ethylene copolymer, terpine resin, styrene-butadiene rubber(SBR) in proportion;
(2) said mixture is ground in 194 ℃ does not evenly have particle, be trimmed to 2h, product.
Embodiment 7
The embodiment of the invention 3 prepared rubber and plastic water-proof binding modifying asphalt glue are used in Jinan Yellow River three bridge steel bridge faces are repaired:
1, the pre-treatment of steel bridge face
At first with the derusting by sandblast of steel bridge face, degree of cleaning reach the Sa2.5 level, roughness 50-100 μ m, brush ring oxygen zinc rich paint two roads, air-dry back spraying rubber and plastic water-proof binding modifying asphalt glue.
2, the arrangement and method for construction of rubber and plastic water-proof binding modifying asphalt glue
(1), rubber and plastic water-proof binding modifying asphalt glue bond layer spill cloth should adopt special use, dosage control precisely, heating, insulation and mixing effect ideal spill cloth equipment.Should carefully clear up spilling cloth equipment before the construction, the Residual oil in the storage tank removed clean.Relevant construction machinery also will carry out the strictness cleaning, forbids the section of constructing on the pollutent band; Whether whether the inspection nozzle stops up, spills the cloth amount accurate.
(2), the Bu Wendu that spills of tack coat is controlled at 190-200 ℃.
(3), tack coat spills the cloth amount and is controlled at 1.5-2.5kg/m 2At initial sum final position asphalt felt, so that accurately laterally connect, distribution vehicle is through in time taking later bituminous carpet away.
(4), with end of the bridge expansion joint concrete with do not excavate the epoxy asphalt concrete material and be connected facade, spray bonding layer material equally.
(5), when spilling the cloth bonding layer material, should arrange the special messenger to be responsible for close traffic, people's car can not be arranged, prevent to destroy tack coat, destroy the mass action effect through spilling the cloth zone.
Embodiment 8
The pitch glue that adopts the embodiment of the invention 6 to make carries out shop experiment, and its each item performance index are as shown in table 1:
Table 1 rubber and plastic water-proof binding modifying asphalt colloidality can index
Figure BDA0000214538201
Can find out by table 1:
(1) pitch glue of the present invention has excellent 60 ℃ of high temperature, low temperature-10 ℃ tensile strength and high low temperature shearing resistance, explains that itself and metal bridge mask have excellent viscosifying power and anti-shear ability;
(2) breaking when unit elongation reaches 855%, 15 ℃ in the time of 25 ℃ of pitch glue of the present invention reaches 1050%, explains that it has good distortion and follows ability;
(3) in the time of 25 ℃, the penetration degree of pitch glue of the present invention is less, and softening temperature is bigger, explains that it has good intensity and high temperature deformation resistance ability.

Claims (9)

1. rubber and plastic water-proof binding modifying asphalt glue, it is characterized in that: by weight, its raw material consists of: waste tyre rubber powder 10-20 part; Thermoplastic resin 5-10 part; Thermoplastic elastomer 1-5 part; Octene-ethylene copolymer 2-10 part; Terpine resin 2-10 part; Tall oil carboxylic acid polyamines 5-15 part; Styrene-butadiene rubber(SBR) 2-5 part; Petroleum pitch 20-70 part.
2. rubber and plastic water-proof binding modifying asphalt glue according to claim 1, it is characterized in that: by weight, its raw material consists of: 13 parts of waste tyre rubber powders; 7 parts of thermoplastic resins; 3 parts of thermoplastic elastomers; 3.5 parts of octene-ethylene copolymers; 3 parts of terpine resins; 3.5 parts of tall oil carboxylic acid polyamines; 3 parts in styrene-butadiene rubber(SBR); 64 parts in petroleum pitch.
3. rubber and plastic water-proof binding modifying asphalt glue according to claim 1 and 2 is characterized in that: described thermoplastic resin is Vilaterm or Vestolen PP 7052 or its mixture.
4. rubber and plastic water-proof binding modifying asphalt glue according to claim 3 is characterized in that: in Vilaterm and the polypropylene miser, Vilaterm and polyacrylic mass ratio are 1:1-2.
5. rubber and plastic water-proof binding modifying asphalt glue according to claim 1 and 2 is characterized in that: described thermoplastic elastomer is styrene butadiene block polymer or styrene-isoprene block polymer or its mixture.
6. rubber and plastic water-proof binding modifying asphalt glue according to claim 5; It is characterized in that: in the mixture that styrene butadiene block polymer and styrene-isoprene block polymer are formed, the mass ratio of styrene butadiene block polymer and styrene-isoprene block polymer is 1-3:1.
7. prepare the method for rubber and plastic water-proof binding modifying asphalt glue as claimed in claim 1, it is characterized in that: its concrete steps are:
(1) petroleum pitch is heated to flow state, and adds tall oil carboxylic acid polyamines, waste tyre rubber powder, thermoplastic resin, thermoplastic elastomer, octene-ethylene copolymer, terpine resin, styrene-butadiene rubber(SBR) in proportion;
(2) said mixture is ground, is trimmed to and mixes, product.
8. the preparation method of rubber and plastic water-proof binding modifying asphalt glue according to claim 7 is characterized in that: temperature is 190-200 ℃ in the step (2).
9. the preparation method of rubber and plastic water-proof binding modifying asphalt glue according to claim 8 is characterized in that: shear time is 1-2h in the step (2).
CN2012103426986A 2012-09-17 2012-09-17 Rubber and plastic waterproof bonding modification asphalt mastic and preparation method of rubber and plastic waterproof bonding modification asphalt mastic Pending CN102827572A (en)

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CN103073219B (en) * 2013-01-09 2014-12-03 辽宁省交通科学研究院 High-modulus bituminous concrete additive
CN104250444A (en) * 2013-06-27 2014-12-31 孙智宁 Polyolefin elastomer modified asphalt waterproof coiled material
CN104140685A (en) * 2014-06-19 2014-11-12 北京天成垦特莱科技有限公司 Rubber-and-plastic-modified asphalt reinforcing agent and production method thereof
CN112143378A (en) * 2014-07-16 2020-12-29 霍尼韦尔国际公司 Asphalt coating for roofing waterproof membrane, waterproof membrane comprising same, and method for preparing same
CN107245248A (en) * 2017-06-07 2017-10-13 广西交投科技有限公司 A kind of environment-friendly hot-melt type does not glue tire sticking layer oil and preparation method thereof
CN107446365A (en) * 2017-09-19 2017-12-08 蚌埠四方沥青有限责任公司 A kind of anti-rutting asphalt and preparation method thereof
CN109957374A (en) * 2017-12-26 2019-07-02 宋继国 A kind of bituminous pavement, which is mended, to be split the highway benefit of binder and its preparation and splits adhesive tape

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Application publication date: 20121219