CN106927726A - A kind of composition and permeability flexible brick for preparing permeability flexible brick - Google Patents
A kind of composition and permeability flexible brick for preparing permeability flexible brick Download PDFInfo
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- CN106927726A CN106927726A CN201710066189.8A CN201710066189A CN106927726A CN 106927726 A CN106927726 A CN 106927726A CN 201710066189 A CN201710066189 A CN 201710066189A CN 106927726 A CN106927726 A CN 106927726A
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- weight portions
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- modified epoxy
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/16—Polyurethanes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/04—Pavings made of prefabricated single units
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00284—Materials permeable to liquids
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/50—Flexible or elastic materials
- C04B2111/503—Elastic materials
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
This disclosure relates to a kind of composition and permeability flexible brick for preparing permeability flexible brick, said composition includes silica sand, hydrophilic agglomerant, first flexible adhesion agent and the second flexible adhesion agent, wherein, relative to the silica sand of 100 weight portions, the content of the hydrophilic agglomerant is 0.1 10 weight portions, the content of the first flexible adhesion agent is 0.05 5 weight portions, the content of the second flexible adhesion agent is 0.05 5 weight portions, first flexible adhesion agent is polyurethane modified epoxy resin, the second flexible adhesion agent is selected from polysulfones modified epoxy, polyetherimide modified epoxy resin, at least one in acrylic modified epoxy resin and phenolic resin modified epoxy resin.By the water-permeable brick of said composition preparation on the premise of permeable effect is ensured, the wearability of pliability and top layer particles of aggregates is increased, reduce transport construction loss, extend service life, can be applied to the application scenario of all water-permeable bricks.
Description
Technical field
This disclosure relates to building material field, in particular it relates to a kind of composition for preparing permeability flexible brick and by
Permeability flexible brick prepared by said composition.
Background technology
Water-permeable brick is to solve urban surface hardening, building high-quality natural living environment, safeguard balance of city ecosystem
And the environment-friendly building materials new product being born, with the water penetration, the moisture retention that keep ground, anti-skidding, high intensity, cold-resistant, weather resistance, drop
Make an uproar, sound-absorbing the features such as.The porous concrete material that common water-permeable brick is generally ordinary gravel repressed is molded with.Transport,
In construction way, cause water-permeable brick losing fangle phenomenon more due to colliding with, cause a certain amount of waste.Additionally, when water-permeable brick is used
In lay dumm drift nail and sidewalk for visually impaired people bar when, during use produce abrasion or coming off can cause it to lose original feature.
The content of the invention
The purpose of the disclosure is to provide a kind of composition for preparing permeability flexible brick and by the soft of said composition preparation
Property water-permeable brick.
To achieve these goals, disclosure first aspect：A kind of composition for preparing permeability flexible brick is provided, should
Composition includes silica sand, hydrophilic agglomerant, the first flexible adhesion agent and the second flexible adhesion agent, wherein, relative to 100 weight
The silica sand of part, the content of the hydrophilic agglomerant is 0.1-10 weight portions, and the content of the first flexible adhesion agent is
0.05-5 weight portions, the content of the second flexible adhesion agent is 0.05-5 weight portions, and first flexible adhesion agent is poly- ammonia
Ester modified epoxy resin, the second flexible adhesion agent is selected from polysulfones modified epoxy, polyetherimide modified asphalt mixtures modified by epoxy resin
At least one in fat, acrylic modified epoxy resin and phenolic resin modified epoxy resin.
Preferably, relative to the silica sand of 100 weight portions, the content of the hydrophilic agglomerant solidfied material is 0.1-5
Weight portion, the content of the first flexible adhesion agent solidfied material is 0.05-3 weight portions, the content of the second flexible adhesion agent
It is 0.05-3 weight portions.
Preferably, the hydrophilic agglomerant includes hydrophilic matrix tablets and/or hydrophilic polyurethane resin.
Preferably, the contact angle of the hydrophilic agglomerant is not more than 90 °, and the contact angle of the hydrophilic agglomerant is used
GB/T 30693-2014 methods are determined.
Preferably, the elongation at break after the first flexible adhesion agent solidification is 120%-150%, and described second is flexible
Elongation at break after binding agent solidification is 120%-150%, and the elongation at break is surveyed using GB/T2567-2008 methods
It is fixed.
Preferably, the weight ratio of first flexible adhesion agent and the second flexible adhesion agent is 1：(0.1-2).
Preferably, the composition also includes auxiliary agent, and the auxiliary agent includes curing agent and/or catalyst, the curing agent
Be selected from amine curing agent and/or acid anhydride type curing agent, the catalyst be selected from dibutyl tin laurate, stannous octoate and
At least one in benzyl dimethylamine.
Preferably, relative to the silica sand of 100 weight portions, the content of the auxiliary agent is 0.1-10 weight portions.
Disclosure second aspect：A kind of permeability flexible brick is provided, what the permeability flexible brick was provided by disclosure first aspect
Prepared after composition solidification.
Preferably, the condition of the solidification is：Temperature is 60-80 DEG C, and pressure is 20-35MPa, and the time is 0.5-10h.
By above-mentioned technical proposal, the composition that the disclosure is provided contains hydrophilic agglomerant and flexible adhesion agent simultaneously,
By the water-permeable brick of said composition preparation on the premise of permeable effect is ensured, pliability is increased wear-resisting with top layer particles of aggregates
Property, transport construction loss is reduced, brick surface layer wearability is improve, the service life of water-permeable brick is extended, the water-permeable brick can be answered
For the application scenario of all water-permeable bricks, and the sports such as sports ground place is can be extended to, instead of plastic cement race track.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Specific embodiment
Specific embodiment of this disclosure is described in detail below.It should be appreciated that described herein specific
Implementation method is merely to illustrate and explains the disclosure, is not limited to the disclosure.
Disclosure first aspect：A kind of composition for preparing permeability flexible brick is provided, said composition includes silica sand, parent
Aqueous binders, the first flexible adhesion agent and the second flexible adhesion agent, wherein, it is described relative to the silica sand of 100 weight portions
The content of hydrophilic agglomerant is 0.1-10 weight portions, and the content of the first flexible adhesion agent is 0.05-5 weight portions, described
The content of the second flexible adhesion agent is 0.05-5 weight portions.
The composition that disclosure first aspect is provided contains hydrophilic agglomerant and flexible adhesion agent simultaneously, by said composition
The water-permeable brick of preparation increased the wearability of pliability and top layer particles of aggregates on the premise of permeable effect is ensured, reduce
Transport construction loss, improves brick surface layer wearability, extends the service life of water-permeable brick, and the water-permeable brick can be applied to all
The application scenario of water brick, and the sports such as sports ground place is can be extended to, instead of plastic cement race track.
The species of the silica sand is not limited.Preferably, the silica sand is artificial silica sand and/or natural silica Sand, the natural silicon
Sand includes desert drift-sand, washed-out sand, at least one cleaned in sand and flotation sand.
The particle diameter of the silica sand can change in very large range, and the particle diameter of silica sand can be the mesh of 20 mesh -200, it is preferable that
The particle diameter of silica sand is the mesh of 70 mesh -140.The particle diameter of silica sand is determined using sieve method, even if roughing sand passes through various sizes of sieve
Hole determines the average grain diameter of silica sand.
In order to further improve the permeability flexible brick that hydrophilic agglomerant and flexible adhesion agent are prepared to above-mentioned composition
Flexible modifying function, it is preferable that relative to the silica sand of 100 weight portions, the hydrophilic agglomerant solidfied material contains
Amount can be 0.1-5 weight portions, and the content of the first flexible adhesion agent solidfied material can be 0.05-3 weight portions, described second
The content of flexible adhesion agent can be 0.05-3 weight portions.
What hydrophilic agglomerant can be well known to those skilled in the art plays the hydrophilic substance of cementation, for example parent
Water-base resin, it is preferable that the hydrophilic agglomerant includes hydrophilic matrix tablets and/or hydrophilic polyurethane resin.
The hydrophilic matrix tablets can be that the hydrophilic sexual function bases such as hydroxyl, ehter bond are introduced in epoxy molecule chain
The epoxy resin compound of group, such as under catalyst action, by chemically reacting in bisphenol A type epoxy resin strand
Introduce the hydrophily functional groups such as hydroxyl, ehter bond.Wherein, bisphenol A type epoxy resin can be selected from E-44, E-42, E-35, E-
31st, E-20, at least one in E-14, E-12, E-06 and E-03；Catalyst is etamon chloride, butyltriphenylphosphonium bromide
At least one of phosphorus, benzyl triethyl ammonium bromide, benzyltriethylammoinium chloride and 2-methylimidazole.
What above-mentioned method of modifying can be well known to those skilled in the art, can for example be waited according to Zhang Li《Aqueous ring
The progress of epoxy resin system》(environmental protection, 8：28-30,2008) disclosed in method synthesis, it is also possible to by commercially available
Arrive, such as hydrophilic matrix tablets can be purchased from the F417505 type waterborne polyurethane resins of Liaoning Nikkei Advisory Co., Ltd.
The hydroxyl value of hydrophilic matrix tablets can be the conventional selection of this area.Alternatively, the hydrophilic matrix tablets
Hydroxyl value can be 0.02-0.4mol/100g, preferably 0.04-0.4mol/100g.The hydroxyl value can be according to Huang Biwu etc.
《Epoxy resin hydroxyl values determination method》3.1-3.3 section (thermosetting resin, 4：42-45, nineteen ninety-five) disclosed in side
Method is determined, it is also possible to known in the description of product of the epoxy resin being available commercially.
The amount of the epoxy radicals in hydrophilic matrix tablets is not particularly limited, and can be conventional selection.Usually, the parent
The epoxide number of aqueous epoxy resins can be 0.2-0.6mol/100g.
The hydrophilic polyurethane resin can be containing enough hydrophilic radical and/or hydrophilic segment in molecular structure
Polyurethane resin, the hydrophilic radical can for example be selected from one or more in hydroxyl, carboxyl, sulfonic group and ammonium.It is preferred that
Ground, hydrophilic polyurethane resin can be dispersions of polyurethanes, and the dispersions of polyurethanes can be made by the following method
It is standby：Diisocyanate is set to be contacted with glycol at reaction conditions, the glycol is typically PPG, PEPA, gathers
Caprolactone or makrolon or its combination.The polyurethane can be thermoplastic polyurethane, and also can include following functional group：
For example side joint or end-blocking hydroxyl, amido or hydroxy-acid group, they can use such as polyaziridine, amino resin, ring
Oxide, water dispersible polyisocyanates and polyfunctional aldehyde (including (suitable, anti-) -1,3- hexamethylene carboxyls aldehyde and (it is suitable,
Instead) -1,4- hexamethylene carboxyls aldehyde) etc crosslinking agent solidify.The example of suitable commercial polyurethane dispersion includes
Sancure815 dispersions of polyurethanes and BayhydrolXP2557 dispersions of polyurethanes.
The hydrophily of above-mentioned hydrophilic agglomerant can change in very large range, it is preferable that the hydrophilic agglomerant
Contact angle be not more than 90 °, further preferably be not more than 70 °, the contact angle of the hydrophilic agglomerant is to use GB/T
What 30693-2014 methods were determined.
In order to improve the toughness of flexible adhesion agent, while its intensity, heat resistance are not reduced, the first flexible adhesion agent
It is polyurethane modified epoxy resin, the second flexible adhesion agent is selected from polysulfones (PSF) modified epoxy, PEI
(PEI) at least one in modified epoxy, acrylic modified epoxy resin and phenolic resin modified epoxy resin.
The polyurethane modified epoxy resin can be under suitable condition so that polyurethane and shape both epoxy resin
Into inierpeneirating network structure or half interpenetrating network structure, the polyurethane for modified epoxy can be poly- selected from terminal isocyanate group
At least one in urethane, the polyurethane and amion-terminated polyurethane of imidazoles end-blocking.The preparation of above-mentioned polyurethane modified epoxy resin
What method can be well known to those skilled in the art, for example can be according to Hu Jiapeng etc. in (engineering plastics application, 2005,33
(5):73~76) disclosed in method synthesis, it is also possible to be available commercially, such as polyurethane modified epoxy resin can be purchased from
Dongguan Tuo Xin composites Co., Ltd, the polyurethane modified epoxy resin of article number TX8810.
Polysulfones (PSF) modified epoxy, PEI (PEI) modified epoxy, acrylated epoxy
Resin and phenolic resin modified epoxy resin can be prepared using preparation method well-known to those skilled in the art, or business
Buy.For example, polysulfones (PSF) modified epoxy can the Ge Qingshan according to etc. exist《Polysulfones modified epoxy glue
The research of stick》(bonding, 1997 (5):Method synthesis disclosed in 8-12.) is obtained.The PEI (PEI) is modified ring
Oxygen tree fat the kind monarch of Lee can be waited according to《Epoxy Structure Adhesive Modified By New Polyetherimide》(thermosetting resin,
2001,16(4):Method synthesis disclosed in 8-11.) is obtained.Acrylic modified epoxy resin can be to assist space purchased from Guangzhou
The A102 type acrylic modified epoxy resins of Chemical Co., Ltd..Phenolic resin modified epoxy resin can the Wu Min according to etc. exist
《Study on the modification of the thermosetting phenolic resin to epoxy resin》(building energy conservation, 2006,34 (2):Method disclosed in 15-17.)
Synthesis is obtained.
According to the disclosure, the first flexible adhesion agent and the second flexible adhesion agent are respectively its solidfied material and have certain pliability
Resin, in order to ensure the suppleness of permeability flexible brick, it is preferable that the elongation at break after the first flexible adhesion agent solidification
Can be 120%-150%, the elongation at break after the second flexible adhesion agent solidification can be 120%-150%, described
Elongation at break be well known to those skilled in the art, can be determined using 5.1 methods in GB/T2567-2008.
The relative usage of first flexible adhesion agent and the second flexible adhesion agent can change in very large range, preferably
In the case of, the weight ratio of first flexible adhesion agent and the second flexible adhesion agent is 1：(0.1-2).In above-mentioned preferred implementation
In mode, the first flexible adhesion agent and the second flexible adhesion agent can in the case where water permeability and mechanical property is not influenceed,
Further improve the toughness of the permeability flexible brick prepared by above-mentioned composition.
In order to improve shaping speed and quality that above-mentioned composition prepares permeability flexible brick, it is preferable that the composition is also
Auxiliary agent can be included, the auxiliary agent includes curing agent and/or catalyst.
The curing agent can be conventional epoxy curing agent.Specifically, the curing agent can be selected from what is commonly used
Various amine curing agents and/or acid anhydride type curing agent that epoxy resin can be made to crosslink reaction, its instantiation can be wrapped
Include but be not limited to：Phthalic anhydride, trimellitic anhydride, pyromellitic acid anhydride, benzophenone tetracarboxylic dianhydride, maleic acid
Acid anhydride, tung oil acid anhydride, alkylene succinic anhydride, THPA, HHPA, methyl tetrahydro phthalic anhydride, methyl hexahydrophthalic anhydride, norborneol
Enedioic acid acid anhydride, glutaric anhydride, terpenes acid anhydrides, methyl cyclohexene tetracarboxylic dianhydride, dodecenylsuccinic acid acid anhydride, poly- azelaic acid acid anhydride,
Poly sebacic polyanhydride, PHT4, tetrachlorophthalic anhydride, trimellitic anhydride glycol ester, trimellitic anhydride glyceride, diphenyl sulfone
Tetracarboxylic dianhydride, ethylenediamine, diethylenetriamine, two amido diphenyl sulphone (DPS)s, two amido diphenyl-methanes, m-phenylene diamine (MPD), dicyandiamide, polyethers
Amine, diethylenetriamines, hexamethylene diamine, trimethylhexamethylenediamine and TEPA.Preferably, the curing agent is selected from four
Hydrogen phthalic anhydride, HHPA, two amido diphenyl-methanes, diethylenetriamine and dicyandiamide.
The catalyst is preferably selected from dibutyl tin laurate, stannous octoate and benzyl for that can be conventional kind
At least one in dimethylamine.
The consumption of the auxiliary agent can carry out appropriate selection according to its species, so that described for preparing permeability flexible brick
Composition in component can solidify, it is preferable that relative to the silica sand of 100 weight portions, the content of the auxiliary agent can be with
It is 0.1-10 weight portions, it is highly preferred that auxiliary agent includes curing agent and catalyst, relative to the silica sand of 100 weight portions, solidification
Agent content can be 0.1-2 weight portions, and catalyst content can be 0.1-2 weight portions.
Disclosure second aspect：A kind of permeability flexible brick is provided, the permeability flexible brick is solidified by the composition of above-mentioned offer
After prepare.
The method that the method for above-mentioned solidification can be well known to those skilled in the art, the temperature of solidification can be according to selection
The species of curing agent carry out appropriate selection, it is preferable that the condition of the solidification can be：Temperature is 60-80 DEG C, and pressure is
20-35MPa, the time is 0.5-10h, wherein, the pressure is the typed pressure of resin, in practical operation, under the pressure
Then pressure release makes the composition proceed solidification at ambient pressure by being molded 0.5-3 minutes.
The water-permeable brick that disclosure second aspect is provided increased pliability and top layer bone on the premise of permeable effect is ensured
Expect the wearability of particle, reduce transport construction loss, improve brick surface layer wearability, extend the service life of water-permeable brick,
The sports such as sports ground place can be applied to using the water-permeable brick.
The disclosure is further illustrated by the following examples, but the disclosure is not therefore any way limited.
In following embodiments of the disclosure, silica sand is colored purchased from 40/70 mesh of Zhenglan Banner Ren Chuansha industry Co., Ltd
Silica sand；Hydrophilic matrix tablets are the ME-2 type aqueous epoxy resins produced purchased from Shanghai Resin Factory Co., Ltd.；Hydrophily is gathered
Urethane resin is purchased from the F417505 type waterborne polyurethane resins of Liaoning Nikkei Advisory Co., Ltd；Polyurethane modified epoxy tree
Fat Dongguan Tuo Xin composites Co., Ltd, the polyurethane modified epoxy resin of article number TX8810；Polyurethane modified epoxy tree
Fat complete curing agent is that, purchased from Dongguan Tuo Xin composites Co., Ltd, article number is the curing agent of TX-5501；Polysulfones is modified ring
Oxygen tree fat is to be existed according to Ge Qingshan etc.《The research of Epoxy Adhesive Modified by Polysulfone》(bonding, 1997 (5):It is public in 8-12.)
The method synthesis opened is obtained；PEI (PEI) modified epoxy is to be existed according to Li Shanjun etc.《Novel polyetherimide changes
Property Epoxy structural adhesive》(thermosetting resin, 2001,16 (4):Method synthesis disclosed in 8-11.) is obtained；Acrylic acid
Modified epoxy is that, purchased from Guangzhou Xie Yu Chemical Co., Ltd.s, article number is the acrylic modified epoxy resin of A102；Phenol
Urea formaldehyde modified epoxy is to be existed according to Wu Min etc.《Study on the modification of the thermosetting phenolic resin to epoxy resin》(building section
Can, 2006,34 (2):Method synthesis disclosed in 15-17.) is obtained；Remaining reagent is commercial products.
In embodiment, the contact angle of hydrophilic agglomerant uses the OCA15EC model instruments of dataphysics companies of Germany
It is measured, assay method is GB/T 30693-2014, the elongation at break of the solidfied material of flexible adhesion agent is new using Shenzhen
Think carefully that the CMT4204 type microcomputer controlled electronic universal testers of company are measured, assay method is GB/T 2567-2008.
Embodiment 1
The present embodiment is used to illustrate the composition for preparing permeability flexible brick of the disclosure.
100 weight portion silica sands, 2.1 weight portion ME-2 types aqueous epoxy resins (contact angle is 62 °), 0.5 weight portion is taken to gather
Urethane modified epoxy (elongation at break after solidification is 130%), 0.5 weight portion polysulfones modified epoxy are (after solidification
Elongation at break for 100%) and 1.2 weight portion curing agent TX-5501 be well mixed, obtain the soft for preparing of the present embodiment
The composition C1 of property water-permeable brick.
Embodiment 2
Take 100 weight portion silica sands, 1.67 weight portion ME-2 types aqueous epoxy resins (contact angle is 62 °), 1.67 weight portions
Polyurethane modified epoxy resin (elongation at break after solidification is 130%), the polyetherimide modified asphalt mixtures modified by epoxy resin of 3.34 weight portions
Fat (elongation at break after solidification is 110%) and 0.69 weight portion curing agent diethylenetriamine are well mixed, obtain this implementation
The composition C2 for preparing permeability flexible brick of example.
Embodiment 3
0.6 part by weight of hydrophilic polyurethane resin F417505 (contact angle is 55 °), 1.67 parts by weight of polyurethane is taken to be modified
(fracture after solidification is stretched for epoxy resin (elongation at break after solidification is 130%) and 0.8 weight portion polysulfones modified epoxy
After 100%) rate long to be well mixed, add 1.2 part by weight of catalyst dibutyl tin laurates to be well mixed, be eventually adding
100 weight portion silica sands stir, and obtain the composition C3 for preparing permeability flexible brick of the present embodiment.
Embodiment 4
Take 1.4 part by weight of hydrophilic polyurethane resin F417505 (contact angle is 55 °), the modified ring of 2.8 parts by weight of polyurethane
Oxygen tree fat (elongation at break after solidification is 130%), 0.4 weight portion polyetherimide modified epoxy resin are (disconnected after solidification
After splitting elongation 110%) to be well mixed, add 1.8 part by weight of catalyst dibutyl tin laurates to be well mixed, finally add
Enter 100 weight portion silica sands to stir, obtain the composition C4 for preparing permeability flexible brick of the present embodiment.
Embodiment 5
Take 100 weight portion silica sands, 0.1 weight portion ME-2 types aqueous epoxy resins (contact angle is 62 °), the poly- ammonia of 5 weight portions
Ester modified epoxy resin (elongation at break after solidification is 130%), 5 parts by weight of acrylic acid modified epoxies are (after solidification
Elongation at break be 150%) and 2 part by weight of catalyst stannous octoates be well mixed, obtain the present embodiment for preparing flexibility
The composition C5 of water-permeable brick.
Embodiment 6
100 weight portion silica sands, 10 weight portion ME-2 types aqueous epoxy resins (contact angle is 62 °), 0.05 weight portion is taken to gather
Urethane modified epoxy (elongation at break be 130%) after solidification, 0.05 parts by weight of phenolic resin modified epoxy (Gu
Elongation at break after change obtains the use of the present embodiment 150%) to be well mixed with 0.1 weight portion curing agent diethylenetriamine
In the composition C6 for preparing permeability flexible brick.
Embodiment 7
100 weight portion silica sands, 2.1 weight portion ME-2 types aqueous epoxy resins (contact angle is 62 °), 0.5 weight portion is taken to gather
Urethane modified epoxy (elongation at break after solidification is 130%), 5 weight portion polysulfones modified epoxies are (after solidification
Elongation at break be 100%) and 1.2 weight portion curing agent TX-5501 be well mixed, obtain the present embodiment for preparing flexibility
The composition C7 of water-permeable brick.
Comparative example 1
Using the raw material of embodiment 1, except that, ME-2 type aqueous epoxy resins are replaced with etc. the polyurethane of weight
Modified epoxy, obtains the composition C8 for preparing permeability flexible brick of the present embodiment.
Comparative example 2
Using the raw material of embodiment 1, except that, polyurethane modified epoxy resin is replaced with etc. the ME-2 types of weight
Aqueous epoxy resins, obtain the composition C9 for preparing permeability flexible brick of the present embodiment.
Comparative example 3
Using the raw material of embodiment 1, except that, polysulfones modified epoxy is replaced with etc. the ME-2 type water of weight
Property epoxy resin, obtains the composition C10 for preparing permeability flexible brick of the present embodiment.
Comparative example 4
Using the raw material of embodiment 1, except that, by ME-2 types aqueous epoxy resins, polyurethane modified epoxy resin
Ordinary epoxy resin E44 with polysulfones modified epoxy such as replaces with the weight respectively, obtains the soft for preparing of the present embodiment
The composition C11 of property water-permeable brick.
Testing example 1
To be respectively uniformly mixed for preparing the composition C1-C11 of permeability flexible brick, make well mixed composition
It is 80 DEG C in temperature, pressure is to be molded 1 minute under conditions of 30MPa, then in 80 DEG C of temperature, 8h is solidified under normal pressure, respectively
To permeability flexible brick B1-B11, the test of water permeability, anti-wear performance and pliability, test knot are carried out to permeability flexible brick B1-B11
Fruit is listed in table 1；
Water permeability method of testing is with reference to JC/T 376-2012.
Anti-wear performance method of testing is with reference to GB/T 12988-2009.
Table 1
| Permeation rate/ml (mincm2)-1 | Mill hole length/mm | |
| Embodiment 1 (B1) | 3.8 | 2.3 |
| Embodiment 2 (B2) | 3.3 | 1.0 |
| Embodiment 3 (B3) | 1.9 | 1.5 |
| Embodiment 4 (B4) | 2.3 | 1.3 |
| Embodiment 5 (B5) | 1.5 | 1.6 |
| Embodiment 6 (B6) | 2.1 | 2.8 |
| Embodiment 7 (B7) | 2.0 | 2.5 |
| Comparative example 1 (B8) | 0.3 | 2.0 |
| Comparative example 2 (B9) | 1.3 | 3.0 |
| Comparative example 3 (B10) | 1.2 | 3.5 |
| Comparative example 4 (B11) | 1.0 | 4.0 |
As shown in Table 1, compared with the water-permeable brick B8-B11 in comparative example 1-4, the permeability flexible brick B1- in embodiment 1-7
Because containing hydrophilic agglomerant, the first flexible adhesion agent and the second flexible adhesion agent simultaneously in B7, before permeable effect is ensured
Put, hence it is evident that improve the pliability and wearability of permeability flexible brick, can extend the service life of water-permeable brick, also, when the
The weight ratio of one flexible adhesion agent and the second flexible adhesion agent is 1：Permeability flexible brick prepared when (0.1-2) shows more
Excellent water penetration and wearability.
Knot describes the preferred embodiment of the disclosure in detail above, but, the disclosure is not limited to above-mentioned implementation method
In detail, in the range of the technology design of the disclosure, various simple variants can be carried out with technical scheme of this disclosure,
These simple variants belong to the protection domain of the disclosure.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy is no longer separately illustrated.
Additionally, can also be combined between a variety of implementation methods of the disclosure, as long as it is without prejudice to originally
Disclosed thought, it should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of composition for preparing permeability flexible brick, it is characterised in that said composition includes silica sand, hydrophilic binder
Agent, the first flexible adhesion agent and the second flexible adhesion agent, wherein, relative to the silica sand of 100 weight portions, the hydrophily is glued
The content for tying agent is 0.1-10 weight portions, and the content of the first flexible adhesion agent is 0.05-5 weight portions, and described second is flexible
The content of binding agent is 0.05-5 weight portions, and first flexible adhesion agent is polyurethane modified epoxy resin, and described second is soft
Property binding agent is selected from polysulfones modified epoxy, polyetherimide modified epoxy resin, acrylic modified epoxy resin and phenol
At least one in urea formaldehyde modified epoxy.
2. composition according to claim 1, wherein, relative to the silica sand of 100 weight portions, the hydrophilic binder
The content of agent solidfied material is 0.1-5 weight portions, and the content of the first flexible adhesion agent solidfied material is 0.05-3 weight portions, described
The content of the second flexible adhesion agent is 0.05-3 weight portions.
3. composition according to claim 1 and 2, wherein, the hydrophilic agglomerant include hydrophilic matrix tablets and/
Or hydrophilic polyurethane resin.
4. composition according to claim 3, wherein, the contact angle of the hydrophilic agglomerant is not more than 90 °, the parent
The contact angle of aqueous binders is determined using GB/T 30693-2014 methods.
5. composition according to claim 1 and 2, wherein, the elongation at break after the first flexible adhesion agent solidification
It is 120%-150%, the elongation at break after the second flexible adhesion agent solidification is 120%-150%, the extension at break
Rate is determined using GB/T2567-2008 methods.
6. composition according to claim 1 and 2, wherein, first flexible adhesion agent and the second flexible adhesion agent
Weight ratio is 1：(0.1-2).
7. composition according to claim 1, wherein, the composition also includes auxiliary agent, and the auxiliary agent includes curing agent
And/or catalyst, the curing agent is that, selected from amine curing agent and/or acid anhydride type curing agent, the catalyst is selected from February
At least one in dilaurylate, stannous octoate and benzyl dimethylamine.
8. composition according to claim 7, wherein, relative to the silica sand of 100 weight portions, the content of the auxiliary agent
It is 0.1-10 weight portions.
9. a kind of permeability flexible brick, it is characterised in that the combination of the permeability flexible brick as described in any one in claim 1-8
Prepared after thing solidification.
10. permeability flexible brick according to claim 9, wherein, the condition of the solidification is：Temperature is 60-80 DEG C, pressure
It is 20-35MPa, the time is 0.5-10h.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109896777A (en) * | 2019-04-23 | 2019-06-18 | 哈尔滨工业大学 | A kind of preparation method of road epoxy resin concrete |
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| CN102731967A (en) * | 2012-07-23 | 2012-10-17 | 重庆市智翔铺道技术工程有限公司 | Adhesive for road antiskid layer and preparation method of adhesive |
| CN103103904A (en) * | 2006-09-30 | 2013-05-15 | 北京仁创科技集团有限公司 | Composite water permeable brick and mixture for manufacturing surface layer of same |
| CN105776947A (en) * | 2016-03-11 | 2016-07-20 | 宋沧艺 | Novel high-flexibility resin slurry preparation method |
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| CN103103904A (en) * | 2006-09-30 | 2013-05-15 | 北京仁创科技集团有限公司 | Composite water permeable brick and mixture for manufacturing surface layer of same |
| CN102731967A (en) * | 2012-07-23 | 2012-10-17 | 重庆市智翔铺道技术工程有限公司 | Adhesive for road antiskid layer and preparation method of adhesive |
| CN105776947A (en) * | 2016-03-11 | 2016-07-20 | 宋沧艺 | Novel high-flexibility resin slurry preparation method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109896777A (en) * | 2019-04-23 | 2019-06-18 | 哈尔滨工业大学 | A kind of preparation method of road epoxy resin concrete |
| CN109896777B (en) * | 2019-04-23 | 2021-11-05 | 哈尔滨工业大学 | Preparation method of epoxy resin concrete for roads |
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