CN103102843A - Reactive butyl rubber self-adhesive layer for waterproof roll and processing technology thereof - Google Patents
Reactive butyl rubber self-adhesive layer for waterproof roll and processing technology thereof Download PDFInfo
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- CN103102843A CN103102843A CN2013100425172A CN201310042517A CN103102843A CN 103102843 A CN103102843 A CN 103102843A CN 2013100425172 A CN2013100425172 A CN 2013100425172A CN 201310042517 A CN201310042517 A CN 201310042517A CN 103102843 A CN103102843 A CN 103102843A
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Abstract
The invention discloses a reactive butyl rubber self-adhesive layer for a waterproof roll and a processing technology thereof. The reactive butyl rubber self-adhesive layer comprises the following components in parts by weight: 20 parts of butyl rubber, 1.0-4.2 parts of ethylene vinyl acetate copolymer, 16.5-20.5 parts of tackifying resin, 18.4-24.0 parts of tackifier, 12-18 parts of carbon black, 9-14 parts of light calcium carbonate, 8.0 parts of functional aid, 1.8 parts of vulcanizing agent, 0.8 part of anti-aging agent and 0.5 part of coupling agent. The butyl rubber self-adhesive layer is prepared by mixing, kneading and extruding forming. Due to the mode, the invention provides a reactive butyl rubber self-adhesive layer for a waterproof roll and a processing technology thereof, the butyl rubber self-adhesive layer can be chemically reacted with cast-in-place concrete to form a whole, a permanent waterproof layer is formed and has the self-healing performance, the waterproof layer and various high polymer waterproof rolls can be compounded to form a functional waterproof material, and the reactive butyl rubber self-adhesive layer is suitable for various underground waterproof engineering.
Description
Technical field
The present invention relates to a kind of architectural waterproof material, particularly relate to a kind of reactive butyl rubber adhesive layer and complete processing thereof for waterproof roll.
Background technology
Building is the structures that people utilize the materials such as soil, stone, wood, steel to build, and what people were concerned about the most in construction work is quality problems and the safety problem in house, and wherein buildings waterproof is one of important component of construction quality and safety.Buildings waterproof is to the infiltration at buildings some position and at material of construction and textural Adopts measure for anti-sealing, the underground part that general majority is applied in roofing, hypogee and buildings grades in construction work, wherein high polymer waterproof material with its can block water path, increase the performance such as anti-leakage ability as one of important waterproof method of buildings.
Due to the base plate of the underground part of buildings and hypogee and side wall without construction space, the method that generally can only adopt waterproof roll and concrete cushion to paste is carried out underground waterproof, but this waterproof method makes the waterproof roll can not be directly and buried concrete agent structure bonding, causes waterproof layer and agent structure to be in the empty separate stage that spreads.With respect to multiple working procedure, last for the building integral of building in many days, waterproof roll is a very thin thin film layer, many problems such as the quality control of abominable, the waterproof construction of the distortion sedimentation of bottom cushion, construction environment condition, crossed construction all might be destroyed waterproof layer in practice of construction, even adopt the highest classification of waterproof and perfect arrangement and method for construction, still can't guarantee these factors are controlled in the scope of anticipation fully.In case waterproof layer is destroyed, underground water will infiltrate, and also can emit water on two or three meters thick concrete even, but can't find the definite position of seepage, causes difficulty to maintenance, has had a strong impact on the work-ing life of building.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of reactive butyl rubber adhesive layer and complete processing thereof for waterproof roll, can react with onsite concrete, and good water-proof effect.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of reactive butyl rubber adhesive layer for waterproof roll is provided, and the parts by weight of described butyl rubber adhesive layer are: 20 parts of isoprene-isobutylene rubbers, 1.0～4.2 parts of ethylene vinyl acetates, 16.5～20.5 parts of tackifying resins, 18.4～24.0 parts of tackifier, 12～18 parts of carbon blacks, 9～14 parts of light calcium carbonates, 8.0 parts of functional agents, 1.8 parts of vulcanizing agents, 0.8 part, anti-aging agent, 0.5 part of coupling agent.
In a preferred embodiment of the present invention, the parts by weight of described butyl rubber adhesive layer are: 20 parts of isoprene-isobutylene rubbers, 1.0～4.2 parts of ethylene vinyl acetates, 16.5～20.5 parts of tackifying resins, 18.4～24.0 parts of tackifier, 12.5 parts of carbon blacks, 10.42 parts of light calcium carbonates, 8.0 parts of functional agents, 1.8 parts of vulcanizing agents, 0.8 part, anti-aging agent, 0.5 part of coupling agent.
In a preferred embodiment of the present invention, described coupling agent is γ-aminopropyl triethoxysilane.
In a preferred embodiment of the present invention, the vinyl acetate content of described ethylene vinyl acetate is 12.5～20.4%.
In a preferred embodiment of the present invention, described tackifying resin comprises petroleum resin and terpine resin.
In a preferred embodiment of the present invention, the weight ratio of petroleum resin and described terpine resin described in described tackifying resin is 1:1.
In a preferred embodiment of the present invention, described tackifier comprise middle molecular weight polyisoprene iso-butylene and low-molecular-weight polyisobutylene, the molecular weight of described middle molecular weight polyisoprene iso-butylene is 40000Mn～60000Mn, the molecular weight of described low-molecular-weight polyisobutylene is 680Mn～2400Mn, and the weight ratio of described middle molecular weight polyisoprene iso-butylene and described low-molecular-weight polyisobutylene is 0.25:0.75.
In a preferred embodiment of the present invention, described functional agent comprises active silica, and described active silica comprises that weight percent is that 50% soft silica, alchlor, free state calcium oxide and weight percent are 10% foamy carbon.
for solving the problems of the technologies described above, another technical solution used in the present invention is: with isoprene-isobutylene rubber, ethylene vinyl acetate is placed in kneader, mediate 15～20min at the temperature of 120～140 ℃, alternately add in three batches anti-aging agent, carbon black, light calcium carbonate, tackifying resin, the tackifier of functional agent and total mass 80%, mediate again 35～45min to mixing, be cooled to below 100 ℃, the tackifier that add total mass 20%, discharging after vulcanizing agent and coupling agent kneading 15～20min, after naturally cooling on the extrusion shaping machine of wide cut extrusion moulding obtain the thick butyl rubber adhesive layer of 0.5～4.0mm.
The invention has the beneficial effects as follows: reactive butyl rubber adhesive layer and complete processing thereof for waterproof roll of the present invention, described butyl rubber adhesive layer can form an integral body with onsite concrete generation chemical reaction, form the permanent water-resistant layer and have self-healing performance, described butyl self-adhesive layer can also with the water-proof material of the compound composition function of various polymer membranes, be applicable to industry, civil building roof covering waterproofing work, be specially adapted to the waterproof layer of underground works, Metro Tunnel.
Embodiment
The below is described in detail preferred embodiment of the present invention, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made more explicit defining.
Embodiment one:
The parts by weight of described butyl rubber adhesive layer are: 20.0 parts of isoprene-isobutylene rubbers, 2.6 parts of ethylene vinyl acetates, 19.5 parts of tackifying resins, 22.8 parts of tackifier, 12.0 parts of carbon blacks, 12.0 parts of light calcium carbonates, 8. 0 parts of functional agents, 1.8 parts of vulcanizing agents, 0.8 part, anti-aging agent, 0.5 part of coupling agent.
Complete processing is: isoprene-isobutylene rubber, ethylene vinyl acetate are placed in kneader, mediate 15～20min at the temperature of 120～140 ℃, the tackifier that alternately add in three batches anti-aging agent, carbon black, light calcium carbonate, tackifying resin, functional agent and total mass 80%, mediate again 35～45min to mixing, be cooled to below 100 ℃, add the tackifier, vulcanizing agent of total mass 20% and coupling agent to mediate discharging after 15～20min, after naturally cooling on the extrusion shaping machine of wide cut extrusion moulding obtain the thick butyl rubber adhesive layer of 0.5～4.0mm.
Embodiment two:
The parts by weight of described butyl rubber adhesive layer are: 20.0 parts of isoprene-isobutylene rubbers, 1.0 parts of ethylene vinyl acetates, 20.5 parts of tackifying resins, 18.4 parts of tackifier, 15.0 parts of carbon blacks, 14.0 parts of light calcium carbonates, 8.0 parts of functional agents, 1.8 parts of vulcanizing agents, 0.8 part, anti-aging agent, 0.5 part of coupling agent.
Complete processing is: isoprene-isobutylene rubber, ethylene vinyl acetate are placed in kneader, mediate 15～20min at the temperature of 120～140 ℃, the tackifier that alternately add in three batches anti-aging agent, carbon black, light calcium carbonate, tackifying resin, functional agent and total mass 80%, mediate again 35～45min to mixing, be cooled to below 100 ℃, add the tackifier, vulcanizing agent of total mass 20% and coupling agent to mediate discharging after 15～20min, after naturally cooling on the extrusion shaping machine of wide cut extrusion moulding obtain the thick butyl rubber adhesive layer of 0.5～4.0mm.
Embodiment three:
The parts by weight of described butyl rubber adhesive layer are: 20.0 parts of isoprene-isobutylene rubbers, 4.2 parts of ethylene vinyl acetates, 16.5 parts of tackifying resins, 24.0 parts of tackifier, 18.0 parts of carbon blacks, 9.0 parts of light calcium carbonates, 8.0 parts of functional agents, 1.8 parts of vulcanizing agents, 0.8 part, anti-aging agent, 0.5 part of coupling agent.
Complete processing is: isoprene-isobutylene rubber, ethylene vinyl acetate are placed in kneader, mediate 15～20min at the temperature of 120～140 ℃, the tackifier that alternately add in three batches anti-aging agent, carbon black, light calcium carbonate, tackifying resin, functional agent and total mass 80%, mediate again 35～45min to mixing, be cooled to below 100 ℃, add the tackifier, vulcanizing agent of total mass 20% and coupling agent to mediate discharging after 15～20min, after naturally cooling on the extrusion shaping machine of wide cut extrusion moulding obtain the thick butyl rubber adhesive layer of 0.5～4.0mm.
The chemistry of described reactive butyl rubber adhesive layer for waterproof roll, physical and mechanical property detect index such as following table:
Composition functional agent in described butyl rubber adhesive layer can be active silica, active silica is to be raw material by the natural organic mixed mineral of the many components of volcano grey matter, the functionally active auxiliary agent that processes by ultrafine-milled, particle shaping, former virial chemical interface activating process, its main component is the unbodied silicon-dioxide of 50% left and right, the foamy carbon of appropriate alchlor, free state calcium oxide and 10% left and right, the active silica molecule is unformed state, can 180 ° of rotations, be needle-like, can react with alkali.
The major ingredient of concrete mortar is cement, and when described reactive butyl rubber adhesive layer was laid on cement surface, the main component tricalcium silicate of cement hydration reaction at normal temperatures generated hydrated calcium silicate and calcium hydroxide, and chemical equation is: 3CaOSiO
2+ xyH
2O → xCaOSiO
2.yH
2O+ (3-x) Ca (OH)
2
The calcium hydroxide that silicon dioxide molecules in active silica and alchlor and hydrated cementitious generate carries out chemical bonds, forms completely sticking skin-type effect with concrete, and chemical equation is:
Al
2O
3+?Ca(OH)
2=Ca(AlO
2)
2+?H
2O
SiO
2+ Ca (OH)
2=CaSiO
3↓ (colloid)+H
2O
Coupling agent in described butyl rubber adhesive layer can be γ-aminopropyl triethoxysilane, after it can contact with the water in onsite concrete, hydrolysis reaction occurs, and generates the hydroxyl with reactive behavior, and is as follows:
This activity hydroxy can with hydrated calcium silicate on the Si-OH group in hydroxyl react, generate ehter bond, make hydrated calcium silicate and butyl self-adhesive surface formation chemical bond and chain together.
the reactive butyl rubber adhesive layer and the complete processing thereof that are used for waterproof roll that the present invention discloses, employing overlays the method construction, concrete casts directly over by mixing, mediate, the described butyl rubber adhesive layer surface that extrusion moulding is made, thoroughly solved the problem that underground waterproof structure base slab and side wall can not completely glue without construction space, this waterproof layer has superpower pressure-sensitive and self-healing property, described butyl rubber adhesive layer can also with the water-proof material of the compound composition function of various polymer membranes, be applicable to industry, the civil building roof covering waterproofing work, be specially adapted to underground works, the waterproof layer of Metro Tunnel.
The above is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes description of the present invention to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (9)
1. reactive butyl rubber adhesive layer that is used for waterproof roll, it is characterized in that, the parts by weight of described butyl rubber adhesive layer are: 20 parts of isoprene-isobutylene rubbers, 1.0～4.2 parts of ethylene vinyl acetates, 16.5～20.5 parts of tackifying resins, 18.4～24.0 parts of tackifier, 12～18 parts of carbon blacks, 9～14 parts of light calcium carbonates, 8.0 parts of functional agents, 1.8 parts of vulcanizing agents, 0.8 part, anti-aging agent, 0.5 part of coupling agent.
2. the reactive butyl rubber adhesive layer for waterproof roll according to claim 1, it is characterized in that, the parts by weight of described butyl rubber adhesive layer are: 20 parts of isoprene-isobutylene rubbers, 1.0～4.2 parts of ethylene vinyl acetates, 16.5～20.5 parts of tackifying resins, 18.4～24.0 parts of tackifier, 12.5 parts of carbon blacks, 10.42 parts of light calcium carbonates, 8.0 parts of functional agents, 1.8 parts of vulcanizing agents, 0.8 part, anti-aging agent, 0.5 part of coupling agent.
3. the reactive butyl rubber adhesive layer for waterproof roll according to claim 1, is characterized in that, described coupling agent is γ-aminopropyl triethoxysilane.
4. the reactive butyl rubber adhesive layer for waterproof roll according to claim 1, is characterized in that, the vinyl acetate content of described ethylene vinyl acetate is 12.5～20.4%.
5. the reactive butyl rubber adhesive layer for waterproof roll according to claim 1, is characterized in that, described tackifying resin comprises petroleum resin and terpine resin.
6. the reactive butyl rubber adhesive layer for waterproof roll according to claim 5, is characterized in that, the weight ratio of petroleum resin and described terpine resin described in described tackifying resin is 1:1.
7. the reactive butyl rubber adhesive layer for waterproof roll according to claim 1, it is characterized in that, described tackifier comprise middle molecular weight polyisoprene iso-butylene and low-molecular-weight polyisobutylene, the molecular weight of described middle molecular weight polyisoprene iso-butylene is 40000Mn～60000Mn, the molecular weight of described low-molecular-weight polyisobutylene is 680Mn～2400Mn, and the weight ratio of described middle molecular weight polyisoprene iso-butylene and described low-molecular-weight polyisobutylene is 0.25:0.75.
8. the reactive butyl rubber adhesive layer for waterproof roll according to claim 1, it is characterized in that, described functional agent comprises active silica, and described active silica comprises that weight percent is that 50% soft silica, alchlor, free state calcium oxide and weight percent are 10% foamy carbon.
9. complete processing according to claim 1, it is characterized in that, with isoprene-isobutylene rubber, ethylene vinyl acetate is placed in kneader, mediate 15～20min at the temperature of 120～140 ℃, alternately add in three batches anti-aging agent, carbon black, light calcium carbonate, tackifying resin, the tackifier of functional agent and total mass 80%, mediate again 35～45min to mixing, be cooled to below 100 ℃, the tackifier that add total mass 20%, discharging after vulcanizing agent and coupling agent kneading 15～20min, after naturally cooling on the extrusion shaping machine of wide cut extrusion moulding obtain the thick butyl rubber adhesive layer of 0.5～4.0mm.
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| CN108084917A (en) * | 2017-12-04 | 2018-05-29 | 丹东三冠防水材料有限责任公司 | For the adhesive waterproof coil and its manufacturing method of metal Roof |
| CN109401684A (en) * | 2018-08-23 | 2019-03-01 | 科顺防水科技股份有限公司 | A kind of high cohesive strength hot melt butyl rubber and preparation method thereof |
| CN110229638A (en) * | 2019-06-28 | 2019-09-13 | 广东能辉新材料科技有限公司 | The preparation method of vulcanization type butyl pressure sensitive adhesive |
| CN110229633A (en) * | 2019-06-28 | 2019-09-13 | 广东能辉新材料科技有限公司 | High temperature resistant type waterproof roll |
| CN110229638B (en) * | 2019-06-28 | 2022-03-29 | 广东能辉新材料科技有限公司 | Preparation method of vulcanized butyl pressure-sensitive adhesive |
| CN111269668A (en) * | 2020-03-27 | 2020-06-12 | 山东双圆密封科技有限公司 | Exposed flexible flashing sealing repairing adhesive tape and preparation method thereof |
| CN112745785A (en) * | 2021-01-22 | 2021-05-04 | 山东普文特建材有限公司 | Butyl rubber self-adhesive material, weather-resistant waterproof heat-insulating film and self-adhesive waterproof roll |
| CN113930190A (en) * | 2021-11-11 | 2022-01-14 | 山东京博中聚新材料有限公司 | Modified butyl rubber and preparation method thereof |
| CN114634774A (en) * | 2022-02-25 | 2022-06-17 | 湖北华宇防水材料科技股份有限公司 | Preparation method of butyl rubber polymer self-adhesive waterproof roll |
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