Uncured rubber asphalt waterproofing coiled material of a kind of creepage type and preparation method thereof
Technical field
The invention belongs to architectural waterproof material technical field, be related to a kind of uncured rubber asphalt waterproofing coiled material of creepage type and
Its preparation method.
Background technology
Adhesive waterproof coil is a kind of to be configured to the synthetic rubber such as SBS, tackifier and high-quality pavement petroleum asphalt etc.
Self-adhesive rubber asphalt is base-material, and used as top surface, strippable painting silicon barrier film is applied under silicon barrier paper is polymeric membrane
The waterproof material that surface anti sticking isolated material is made.
, when using, many advantages with underground waterproof, with polyester blank or glass fiber blank for existing adhesive waterproof coil
The incomparable deformation resistance of self-adhesive coiled material, self-healing property etc., but its water permeability resistance, tensile strength, weatherability are poor, exist in recent years
China's roofing or underground waterproof require higher engineering using being restricted.Wherein PE (polyethylene) macromolecule water-proof sheet material is constructed
Require harsh, it is necessary to which, with heat air method or welding, waste financial resources material resources, increase cost, and require that construction substrate must be dried,
If construction substrate has more moisture, rubber asphalt can be affected in the adhesion property of construction substrate, produce string water phenomenon, therefore
When concrete surface is constructed, need to wait until that concrete can apply waterproof roll after being completely dried, delay the duration.
Content of the invention
Poor and to not dry coagulation soil matrix for existing adhesive waterproof coil water permeability resistance, tensile strength, weatherability
The problem of face binding ability difference, the invention provides uncured rubber asphalt waterproofing coiled material of a kind of creepage type and preparation method thereof.
The technical scheme adopted by present invention solution above-mentioned technical problem is as follows:
There is provided a kind of creepage type uncured rubber asphalt waterproofing coiled material, including polyethylene film and coat the polyethylene
The pitch glue-line of film;
The pitch glue-line includes following component:Matrix pitch, PUR, rubber modifier, tackified rubber and modification are filled out
Material;
The modified filler is grafting gas-phase silica.
Further, the pitch glue-line includes following components by weight percent:50~65 parts of matrix pitch, PUR 10~20
Part, 5~18 parts of rubber modifier, 3~6 parts of tackified rubber and 5~9 parts of modified filler.
Further, the needle penetration of described matrix pitch is 150~170, and softening point is 34~44 DEG C, and ductility is 100cm
More than.
Further, the PUR is SIS.
Further, the rubber modifier includes SBS, ethyl vinyl acetate second
One or more in alkene copolymer and butadiene-styrene rubber, its components by weight percent is:SBS 5
~8 parts, 0~5 part of ethylene-vinyl acetate copolymer, 0~5 part of butadiene-styrene rubber.
Further, the tackified rubber includes one or more in australene and nopinene.
Further, the grafting gas-phase silica is the one kind in chlorosilane modifying agent, silane coupler and alcohols
Or multiple modified gas-phase silica nanometer breezes.
Further, the polyethylene film includes that titanium polyethylene base-material and function enhancers, the function strengthen
Agent includes one or more in plasticizer, stabilizer, antioxidant, ultra-violet absorber, toughener and hardening agent.
Further, the titanium polyethylene base-material is scattered in base polyethylene by titanium uniform particle and is obtained.
A kind of preparation method of the uncured rubber asphalt waterproofing coiled material of creepage type, comprises the following steps:
Prepared by asphalt size:Matrix pitch is heated to 130~150 DEG C, PUR, tackified rubber, modified rubber is added
Agent, ethylene-vinyl acetate copolymer, warming while stirring, after being warming up to 185~195 DEG C, keeping temperature is constant, stirs to abundant
Mixing, is cooled to 165~175 DEG C, adds modified filler, and insulated and stirred is naturally cooling to 130~150 DEG C, obtains to being sufficiently mixed
Arrive asphalt size;
Sizing material overlay film:Polyethylene film being loaded on unwinding rack, coating being each passed through to roller and overlay film to roller, asphalt size leads to
Crossing coating and formation pitch glue-line on the polyethylene film being applied to roller, mould release membrance is attached on pitch glue-line to roller through overlay film,
Wind through chill roll, storage and after adjusting volume frame.
In the present invention, carry out mixing using matrix pitch, PUR, rubber modifier, tackified rubber and modified filler
To pitch glue-line, matrix pitch can be modified by rubber modifier, so that the pitch after modified rubber is resonable
Change and be highly improved in performance so as to taken into account the viscosity of rubber and pitch, toughness and elasticity, tensile strength and weatherability
It is improved;Effect is preferably contacted in order to improve to have between pitch glue-line and construction substrate, and the present invention is by adding
Tackified rubber, to improve non-curable energy and the croop property of the pitch glue-line so that the pitch glue-line can be in certain journey
The construction substrate with certain convex-concave surface or loose structure is penetrated on degree, improves the reaction bonded ability with construction substrate,
Continuous, permanent bond effect is formed, the ability of water-impervious is effectively improved;And grafting gas-phase silica is selected as pitch glue-line
In modified filler, on the one hand, the resist sagging performance and tensile resistance of asphalt size can be adjusted;On the other hand, gas is grafted
Phase white carbon is the main matter reacted with concrete, carries out surface modification treatment to gas-phase silica, makes silica
Particle surface cover one layer of organic molecule, so as to improve the wellability between silica and organic molecule, dispersiveness and its
Interface adhesive strength, together can occur hydration reaction with not dry concrete, so that waterproof roll and cast-in-place concrete
Reaction bonded is integral.
Specific embodiment
In order that technical problem solved by the invention, technical scheme and beneficial effect become more apparent, below in conjunction with
Embodiment, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only in order to explaining
The present invention, is not intended to limit the present invention.
The invention discloses a kind of uncured rubber asphalt waterproofing coiled material of creepage type, including polyethylene film and coats institute
State the pitch glue-line of polyethylene film;
The pitch glue-line includes following component:Matrix pitch, PUR, rubber modifier, tackified rubber and modification are filled out
Material;
In technical scheme, matrix pitch can be modified by rubber modifier, so that rubber
Modified pitch is highly improved on physicochemical property so as to taken into account the viscosity of rubber and pitch, toughness and elasticity,
Tensile strength and weatherability are improved.
The modified filler is grafting gas-phase silica.
On the one hand, grafting gas-phase silica can adjust the resist sagging performance and tensile resistance of asphalt size;The opposing party
Face, grafting gas-phase silica is the main matter reacted with concrete, carries out surface modification treatment to gas-phase silica, makes
Silica particle surface covers one layer of organic molecule, so as to improving the wellability between silica and organic molecule, dividing
Scattered property and its Interface adhesive strength, together can occur hydration reaction with not dry concrete so that waterproof roll with existing
Pouring concrete reaction bonded is integral.
Under the comprehensive function of each constituents above, pitch glue-line both can be bonding with polyethylene film firm, again can be with basic unit
Inorganic agent or the concrete for pouring thereon form continuous, permanent bonding.
The pitch glue-line includes following components by weight percent:50~65 parts of matrix pitch, 10~20 parts of PUR, modified rubber
5~9 parts of 5~18 parts of agent, 3~6 parts of tackified rubber and modified filler.
For reaching preferable implementation result, the needle penetration of described matrix pitch is 150~170, and softening point is 34~44 DEG C,
Ductility is more than 100cm.
The density of described matrix pitch is 0.95~1.10g/cm3, flash-point is more than 200 DEG C.
The PUR is SIS, i.e. SIS, can be self-control or commercially available, city
Sell preferably using ES7501B PURs, with modulus low, elasticity is good, melting viscosity is little the features such as, by styrene-isoamyl two
Alkene-styrene block copolymer carries out reaction modifying with pitch, it is possible to increase the viscosity of the pitch colloid, strengthens itself and polyethylene
Binding ability between film, lifts peel strength.
The rubber modifier includes that SBS (SBS), ethene-vinyl acetate are common
One or more in polymers (EVA) and butadiene-styrene rubber (SBR), its components by weight percent is:S-B-S block
5~8 parts of copolymer, 0~5 part of ethylene-vinyl acetate copolymer, 0~5 part of butadiene-styrene rubber.
Wherein, SBS can reduce the temperature sensitivity of asphalt size.Use benzene
After ethylene-butadiene-styrene is block copolymer-modified, the response to temperature of pitch is improved, and resistance to flow is improved, and rubber powder changes
Property pitch coefficient of viscosity more than matrix pitch, illustrate that modified pitch has higher anti-flow deformation ability.Drip can be improved
Blue or green low-temperature ductility, increases pitch glue-line pliability at low temperatures.
And ethylene-vinyl acetate copolymer and butadiene-styrene rubber reduce can the needle penetration of pitch glue-line, softening point is improved,
Adhesion strengthens.
According to the present invention, preferably effect is contacted to improve to have between pitch glue-line and construction substrate, the increasing
Viscous rubber includes that preferably australene and nopinene mixes, and main source is turpentine one or more in australene and nopinene
Oil, improves non-curable energy and the croop property of the pitch glue-line so that the pitch glue-line can penetrate into a certain extent
There is the construction substrate of certain convex-concave surface or loose structure, improve the reaction bonded ability with construction substrate, formed continuous,
Permanent bond effect, effectively improves the ability of water-impervious.
The grafting gas-phase silica is one or more modification in chlorosilane modifying agent, silane coupler and alcohols
Gas-phase silica nanometer breeze.Inventor is had found according to many experiments, using grafting gas-phase silica as pitch glue-line
Modified filler, can effectively improve the compatibility between the pitch glue-line and cast-in-place concrete, and grafting gas-phase silica can be with
Cast-in-place concrete is reacted jointly, with concrete by chemical crosslinking and physical blending, in the presence of other auxiliary agents, pitch glue-line
Continuous, permanent bonding can be formed with base treatment agent or the concrete for pouring thereon, entirely prevent moisture to penetrate into waterproof volume
Gap between material and structure, forms the netted entirety of skin-type with basal plane.
According to the present invention, the polyethylene film includes that titanium polyethylene base-material and function enhancers, the function increase
Strong agent includes one or more in plasticizer, stabilizer, antioxidant, ultra-violet absorber, toughener and hardening agent.
Wherein, the plasticizer includes phthalic acid ester, fatty group dibasic acid, polybasic ester, citrate, phosphoric acid
One or more in ester, chloralkane, benzene polycarboxylic acid's ester, fatty acid ester, sulfonamides.
Stabilizer includes magnesium stearate.
Antioxidant include BHT, Irganox1010,1076, the hindered phenol such as Irgafos168, TNPP, DSDTP, phosphate and
One or more in sulfuration dipropionate.
Ultraviolet absorber includes salicylic acid esters, benzophenone class, benzotriazole, group-substituted acrylonitrile, triazines and is obstructed
One or more in amine.
Toughener includes that maleic anhydride grafting compatilizer, such as maleic anhydride meet POE, EVA, SBS, EPDM, PE, ABS.
Hardening agent includes polypropylene.
Efficiently solve the problems, such as that polyethylene film UV resistant weatherability is poor by above-mentioned functions reinforcing agent, i.e., shine in sunlight
Non-aging, armpit color, hollowing, corrugation is penetrated down, its service life is extended.
In order to further improve the performance of polyethylene film, the titanium polyethylene base-material is disperseed by titanium uniform particle
Obtain in base polyethylene, the metallic character of titanium can improve the fracture elongation of polyethylene base-material.
The polyethylene film is obtained by double-deck cross-laminated technology or by being commercially available.
By the following examples the present invention is further detailed.
Embodiment 1
Uncured asphalt water-proof coiled material of a kind of creepage type and preparation method thereof is present embodiments provided, is comprised the following steps:
Prepared by asphalt size:In 1000L reactors, add the matrix pitch of 50 weight portions, described matrix pitch to be selected from
US150 high-quality oil asphalts, open heater, matrix pitch is heated to 130~150 DEG C, add 20 weight portions styrene-
Isoprene-styrene block copolymer, the australene+nopinene of 3 weight portions, the styrene-butadiene-benzene second of 5 weight portions
The butadiene-styrene rubber of alkene block copolymer, the ethylene-vinyl acetate copolymer of 2 weight portions and 2 weight portions, the styrene-fourth two
Alkene-styrene block copolymer adopts LG411 rubber modifiers, warming while stirring to keep temperature after being warming up to 185~195 DEG C
Degree is constant, and 1.5~2h is to being sufficiently mixed for stirring, is cooled to 165~175 DEG C, adds the grafting gas-phase silica of 5 weight portions, protects
Temperature 1.0~1.5h of stirring is naturally cooling between 130~150 DEG C, obtains asphalt size to being sufficiently mixed, and is matched somebody with somebody with bitumenpump handle
Good asphalt size is extracted into standby in storage kettle from reactor;
The preparation of polyethylene film:With polyethylene titanium metal film polymeric particles as base-material, add plasticizer, stabilizer, resist
Oxygen agent, ultra-violet absorber, toughener, hardening agent, screw extruder is by the double-deck cross-laminated high intensity being extruded from
Polyethylene film;
Sizing material overlay film:Polyethylene film and mould release membrance are respectively charged on unwinding rack, coating are each passed through to roller and overlay film pair
Roller, opens the automatically controlled heater switch of storage kettle, arranges temperature to 130~150 DEG C, opens baiting valve when asphalt size has flowing
Door, clears up and notes that coating has foreign to roller, arranges heating-up temperature and is 110~120 DEG C and heats coating to roller, adjustment coating
To the folder between roller and polyethylene film away from plug R determinations;Peptized and when reaching design temperature in kettle when storing, open PLC total
Switch arranges operating rate overlay film and the cooling water of cooling link is automatically turned on, and gumming pump is toward coating to roller gluing, observation coating
Uniformity, automatic checking campaign, it is seen that uniform asphalt size arranges movement velocity to certain when being coated on polyethylene film
One numerical value is realized being coated with, and forms pitch glue-line, attach mould release membrance to roller through overlay film on pitch glue-line on the polyethylene film,
Wind through chill roll, storage and after adjusting volume frame, obtain waterproof roll S1.
Embodiment 2
Uncured asphalt water-proof coiled material of a kind of creepage type and preparation method thereof is present embodiments provided, is comprised the following steps:
Prepared by asphalt size:In 1000L reactors, add the matrix pitch of 60 weight portions, described matrix pitch to be selected from
US150 high-quality oil asphalts, open heater, matrix pitch is heated to 130~150 DEG C, add 15 weight portions styrene-
Isoprene-styrene block copolymer, the australene+nopinene of 4 weight portions, the styrene-butadiene-benzene second of 6 weight portions
The butadiene-styrene rubber of alkene block copolymer, the ethylene-vinyl acetate copolymer of 3 weight portions and 4 weight portions, the styrene-fourth two
Alkene-styrene block copolymer adopts LG411 rubber modifiers, warming while stirring to keep temperature after being warming up to 185~195 DEG C
Degree is constant, and 1.5~2h is to being sufficiently mixed for stirring, is cooled to 165~175 DEG C, adds the grafting gas-phase silica of 7 weight portions, protects
Temperature 1.0~1.5h of stirring is naturally cooling between 130~150 DEG C, obtains asphalt size to being sufficiently mixed, and is matched somebody with somebody with bitumenpump handle
Good asphalt size is extracted into standby in storage kettle from reactor;
The preparation of polyethylene film:With polyethylene titanium metal film polymeric particles as base-material, add plasticizer, stabilizer, resist
Oxygen agent, ultra-violet absorber, toughener, hardening agent, screw extruder is by the double-deck cross-laminated high intensity being extruded from
Polyethylene film;
Sizing material overlay film:Polyethylene film and mould release membrance are respectively charged on unwinding rack, coating are each passed through to roller and overlay film pair
Roller, opens the automatically controlled heater switch of storage kettle, arranges temperature to 130~150 DEG C, opens baiting valve when asphalt size has flowing
Door, clears up and notes that coating has foreign to roller, arranges heating-up temperature and is 110~120 DEG C and heats coating to roller, adjustment coating
To the folder between roller and polyethylene film away from plug R determinations;Peptized and when reaching design temperature in kettle when storing, open PLC total
Switch arranges operating rate overlay film and the cooling water of cooling link is automatically turned on, and gumming pump is toward coating to roller gluing, observation coating
Uniformity, automatic checking campaign, it is seen that uniform asphalt size arranges movement velocity to certain when being coated on polyethylene film
One numerical value is realized being coated with, and forms pitch glue-line, attach mould release membrance to roller through overlay film on pitch glue-line on the polyethylene film,
Wind through chill roll, storage and after adjusting volume frame, obtain waterproof roll S2.
Embodiment 3
Uncured asphalt water-proof coiled material of a kind of creepage type and preparation method thereof is present embodiments provided, is comprised the following steps:
Prepared by asphalt size:In 1000L reactors, add the matrix pitch of 55 weight portions, described matrix pitch to be selected from
US150 high-quality oil asphalts, open heater, matrix pitch is heated to 130~150 DEG C, add 10 weight portions styrene-
Isoprene-styrene block copolymer, the australene+nopinene of 4 weight portions, the styrene-butadiene-benzene second of 5 weight portions
The butadiene-styrene rubber of alkene block copolymer, the ethylene-vinyl acetate copolymer of 5 weight portions and 2 weight portions, the styrene-fourth two
Alkene-styrene block copolymer adopts LG411 rubber modifiers, warming while stirring to keep temperature after being warming up to 185~195 DEG C
Degree is constant, and 1.5~2h is to being sufficiently mixed for stirring, is cooled to 165~175 DEG C, adds the grafting gas-phase silica of 5 weight portions, protects
Temperature 1.0~1.5h of stirring is naturally cooling between 130~150 DEG C, obtains asphalt size to being sufficiently mixed, and is matched somebody with somebody with bitumenpump handle
Good asphalt size is extracted into standby in storage kettle from reactor;
The preparation of polyethylene film:With polyethylene titanium metal film polymeric particles as base-material, add plasticizer, stabilizer, resist
Oxygen agent, ultra-violet absorber, toughener, hardening agent, screw extruder is by the double-deck cross-laminated high intensity being extruded from
Polyethylene film;
Sizing material overlay film:Polyethylene film and mould release membrance are respectively charged on unwinding rack, coating are each passed through to roller and overlay film pair
Roller, opens the automatically controlled heater switch of storage kettle, arranges temperature to 130~150 DEG C, opens baiting valve when asphalt size has flowing
Door, clears up and notes that coating has foreign to roller, arranges heating-up temperature and is 110~120 DEG C and heats coating to roller, adjustment coating
To the folder between roller and polyethylene film away from plug R determinations;Peptized and when reaching design temperature in kettle when storing, open PLC total
Switch arranges operating rate overlay film and the cooling water of cooling link is automatically turned on, and gumming pump is toward coating to roller gluing, observation coating
Uniformity, automatic checking campaign, it is seen that uniform asphalt size arranges movement velocity to certain when being coated on polyethylene film
One numerical value is realized being coated with, and forms pitch glue-line, attach mould release membrance to roller through overlay film on pitch glue-line on the polyethylene film,
Wind through chill roll, storage and after adjusting volume frame, obtain waterproof roll S3.
Embodiment 4
Uncured asphalt water-proof coiled material of a kind of creepage type and preparation method thereof is present embodiments provided, is comprised the following steps:
Prepared by asphalt size:In 1000L reactors, add the matrix pitch of 65 weight portions, described matrix pitch to be selected from
US150 high-quality oil asphalts, open heater, matrix pitch is heated to 130~150 DEG C, add 20 weight portions styrene-
Isoprene-styrene block copolymer, the australene+nopinene of 6 weight portions, the styrene-butadiene-benzene second of 8 weight portions
The butadiene-styrene rubber of alkene block copolymer, the ethylene-vinyl acetate copolymer of 5 weight portions and 5 weight portions, the styrene-fourth two
Alkene-styrene block copolymer adopts LG411 rubber modifiers, warming while stirring to keep temperature after being warming up to 185~195 DEG C
Degree is constant, and 1.5~2h is to being sufficiently mixed for stirring, is cooled to 165~175 DEG C, adds the grafting gas-phase silica of 9 weight portions, protects
Temperature 1.0~1.5h of stirring is naturally cooling between 130~150 DEG C, obtains asphalt size to being sufficiently mixed, and is matched somebody with somebody with bitumenpump handle
Good asphalt size is extracted into standby in storage kettle from reactor;
The preparation of polyethylene film:With polyethylene titanium metal film polymeric particles as base-material, add plasticizer, stabilizer, resist
Oxygen agent, ultra-violet absorber, toughener, hardening agent, screw extruder is by the double-deck cross-laminated high intensity being extruded from
Polyethylene film;
Sizing material overlay film:Polyethylene film and mould release membrance are respectively charged on unwinding rack, coating are each passed through to roller and overlay film pair
Roller, opens the automatically controlled heater switch of storage kettle, arranges temperature to 130~150 DEG C, opens baiting valve when asphalt size has flowing
Door, clears up and notes that coating has foreign to roller, arranges heating-up temperature and is 110~120 DEG C and heats coating to roller, adjustment coating
To the folder between roller and polyethylene film away from plug R determinations;Peptized and when reaching design temperature in kettle when storing, open PLC total
Switch arranges operating rate overlay film and the cooling water of cooling link is automatically turned on, and gumming pump is toward coating to roller gluing, observation coating
Uniformity, automatic checking campaign, it is seen that uniform asphalt size arranges movement velocity to certain when being coated on polyethylene film
One numerical value is realized being coated with, and forms pitch glue-line, attach mould release membrance to roller through overlay film on pitch glue-line on the polyethylene film,
Wind through chill roll, storage and after adjusting volume frame, obtain waterproof roll S4.
Performance test
Mechanics Performance Testing is carried out to above-mentioned volume waterproof roll S1, S2, S3 and S4 for preparing, the test result for obtaining
Insert table 1.
Table 1
The uncured rubber asphalt waterproofing coiled material of the creepage type for providing of the invention be can be seen that from the test result of table 1 to have
Preferable high temperature performance, and its tensile strength, fracture elongation and waterproof ability is increased, make the physicochemical property of waterproof roll
Larger lifting has been obtained, its bond strength between cast-in-place concrete has especially been enhanced.
Presently preferred embodiments of the present invention is the foregoing is only, not in order to limit the present invention, all in essence of the invention
Any modification, equivalent and improvement that is made within god and principle etc., should be included within the scope of the present invention.