CN106927726B - A kind of composition being used to prepare permeability flexible brick and permeability flexible brick - Google Patents
A kind of composition being used to prepare permeability flexible brick and permeability flexible brick Download PDFInfo
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- CN106927726B CN106927726B CN201710066189.8A CN201710066189A CN106927726B CN 106927726 B CN106927726 B CN 106927726B CN 201710066189 A CN201710066189 A CN 201710066189A CN 106927726 B CN106927726 B CN 106927726B
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
This disclosure relates to a kind of composition for being used to prepare permeability flexible brick and permeability flexible brick, the composition includes silica sand, hydrophilic agglomerant, first flexible adhesion agent and the second flexible adhesion agent, wherein, the silica sand relative to 100 parts by weight, the content of the hydrophilic agglomerant is 0.1-10 parts by weight, the content of the first flexible adhesion agent is 0.05-5 parts by weight, the content of the second flexible adhesion agent is 0.05-5 parts by weight, the 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 of acrylic modified epoxy resin and phenolic resin modified epoxy resin.By the water-permeable brick of the composition preparation under the premise of guaranteeing permeable effect, the wearability of flexibility Yu surface layer particles of aggregates is increased, transport construction loss is reduced, extends service life, can be applied to the application of all water-permeable bricks.
Description
Technical field
This disclosure relates to the field of building materials, and in particular, to a kind of composition for being used to prepare permeability flexible brick and by
The permeability flexible brick of the composition preparation.
Background technique
Water-permeable brick is to build the natural living environment of high quality to solve urban surface hardening, safeguard balance of city ecosystem
And the environment-friendly building materials new product being born, there is the water penetration for keeping ground, moisture retention, anti-skidding, high-intensitive, 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,
Construction on the way, causes water-permeable brick losing fangle phenomenon more, causes a certain amount of waste due to colliding with.In addition, when water-permeable brick is used
In being laid with dumm drift nail and when blind way, the abrasion that is generated in use process or falls off and will lead to it and lose original functionality.
Summary of the invention
Purpose of this disclosure is to provide a kind of composition for being used to prepare permeability flexible brick and by the soft of the composition preparation
Property water-permeable brick.
To achieve the goals above, disclosure first aspect: providing a kind of composition for being used to prepare permeability flexible brick, should
Composition includes silica sand, hydrophilic agglomerant, the first flexible adhesion agent and the second flexible adhesion agent, wherein relative to 100 weight
The content of the silica sand of part, the hydrophilic agglomerant is 0.1-10 parts by weight, and the content of the first flexible adhesion agent is
0.05-5 parts by weight, the content of the second flexible adhesion agent are 0.05-5 parts by weight, and the first flexible adhesion agent is poly- ammonia
Ester modified epoxy resin, the second flexible adhesion agent are selected from polysulfones modified epoxy, polyetherimide modified asphalt mixtures modified by epoxy resin
At least one of rouge, acrylic modified epoxy resin and phenolic resin modified epoxy resin.
Preferably, relative to the silica sand of 100 parts by weight, the content of the hydrophilic agglomerant solidfied material is 0.1-5
Parts by weight, the content of the first flexible adhesion agent solidfied material are 0.05-3 parts by weight, the content of the second flexible adhesion agent
For 0.05-3 parts by weight.
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 uses
The measurement of GB/T 30693-2014 method.
Preferably, the elongation at break after the first flexible adhesion agent solidifies is 120%-150%, and described second is flexible
Elongation at break after binder solidifies is 120%-150%, and the elongation at break is surveyed using GB/T2567-2008 method
It is fixed.
Preferably, the weight ratio of the first flexible adhesion agent and the second flexible adhesion agent is 1:(0.1-2).
Preferably, the composition further includes auxiliary agent, and the auxiliary agent includes curing agent and/or catalyst, the curing agent
For selected from amine curing agent and/or acid anhydride type curing agent, the catalyst be selected from dibutyl tin dilaurate, stannous octoate and
At least one of benzyl dimethylamine.
Preferably, relative to the silica sand of 100 parts by weight, the content of the auxiliary agent is 0.1-10 parts by weight.
Disclosure second aspect: providing a kind of permeability flexible brick, what which was provided by disclosure first aspect
It is prepared after composition solidification.
Preferably, the cured condition are as follows: temperature is 60-80 DEG C, pressure 20-35MPa, time 0.5-10h.
Through the above technical solutions, the composition that the disclosure provides contains hydrophilic agglomerant and flexible adhesion agent simultaneously,
By the water-permeable brick of the composition preparation under the premise of guaranteeing permeable effect, the wear-resisting of flexibility and surface layer particles of aggregates is increased
Property, transport construction loss is reduced, brick surface layer wearability is improved, extends the service life of water-permeable brick, which can answer
For the application of all water-permeable bricks, and the sports place such as can be extended to sports ground, instead of plastic cement race track.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Specific embodiment
The specific embodiment of the disclosure is described in detail below.It should be understood that described herein specific
Embodiment is only used for describing and explaining the disclosure, is not limited to the disclosure.
Disclosure first aspect: providing a kind of composition for being used to prepare permeability flexible brick, and the composition includes silica sand, parent
Aqueous binders, the first flexible adhesion agent and the second flexible adhesion agent, wherein described relative to the silica sand of 100 parts by weight
The content of hydrophilic agglomerant is 0.1-10 parts by weight, and the content of the first flexible adhesion agent is 0.05-5 parts by weight, described
The content of second flexible adhesion agent is 0.05-5 parts by weight.
The composition that disclosure first aspect provides contains hydrophilic agglomerant and flexible adhesion agent simultaneously, by the composition
The water-permeable brick of preparation increases the wearability of flexibility Yu surface layer particles of aggregates, reduces under the premise of guaranteeing permeable effect
Transport construction loss, improves brick surface layer wearability, extends the service life of water-permeable brick, which can be applied to all
The application of water brick, and the sports place such as can be extended to sports ground, instead of plastic cement race track.
The type of the silica sand is unlimited.Preferably, the silica sand is artificial silica sand and/or natural silica Sand, the natural silicon
Sand includes desert drift-sand, washed-out sand, cleans at least one of sand and flotation sand.
The partial size of the silica sand can change in very large range, and the partial size of silica sand can be -200 mesh of 20 mesh, it is preferable that
The partial size of silica sand is -140 mesh of 70 mesh.The partial size of silica sand is measured using sieve method, even if roughing sand passes through various sizes of sieve
Hole measures the average grain diameter of silica sand.
The permeability flexible brick prepared to further increase hydrophilic agglomerant and flexible adhesion agent to above-mentioned composition
Flexible modifying function, it is preferable that relative to the silica sand of 100 parts by weight, the hydrophilic agglomerant solidfied material contains
Amount can be 0.1-5 parts by weight, and the content of the first flexible adhesion agent solidfied material can be 0.05-3 parts by weight, described second
The content of flexible adhesion agent can be 0.05-3 parts by weight.
What hydrophilic agglomerant can be well known to those skilled in the art plays the hydrophilic substance of cementation, such as 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 the hydrophilic sexual function base such as introducing hydroxyl, ehter bond in epoxy molecule chain
The epoxy resin compound of group, such as under the action of catalyst, by chemically reacting in bisphenol A type epoxy resin strand
Introduce the hydrophilies functional groups such as hydroxyl, ehter bond.Wherein, bisphenol A type epoxy resin can be selected from E-44, E-42, E-35, E-
31, E-20, at least one of 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, such as can be according to Zhang Li etc. in " aqueous ring
The progress of epoxy resin system " synthesis of method disclosed in (environmental protection, 8:28-30,2008), it can also be by commercially available
It arrives, such as hydrophilic matrix tablets can be the F417505 type waterborne polyurethane resin purchased from Liaoning Nikkei Advisory Co., Ltd.
The hydroxyl value of hydrophilic matrix tablets can be the conventional selection of this field.Optionally, 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.
The side disclosed in the 3.1-3.3 section (thermosetting resin, 4:42-45, nineteen ninety-five) of " epoxy resin hydroxyl values determination method "
Method measures, and knows in the description of product for the epoxy resin that can also be available commercially.
The amount of epoxy group in hydrophilic matrix tablets is not particularly limited, and can be conventional selection.Generally, the parent
The epoxide number of aqueous epoxy resins can be 0.2-0.6mol/100g.
The hydrophilic polyurethane resin can be in molecular structure containing enough hydrophilic radicals and/or hydrophilic segment
Polyurethane resin, the hydrophilic radical can for example be selected from one of hydroxyl, carboxyl, sulfonic group and ammonium or a variety of.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: to contact diisocyanate with glycol at reaction conditions, the glycol is usually polyether polyol, polyester polyol, gathers
Caprolactone or polycarbonate or combinations thereof.The polyurethane can be thermoplastic polyurethane, and also may include following functional group:
Such as hydroxyl flank or sealing end, amido or carboxylic acid group, they can use such as polyaziridine, amino resin, ring
Oxide, water dispersible polyisocyanates and polyfunctional aldehyde (including (suitable, anti-) -1,3- hexamethylene carboxyl aldehyde and (it is suitable,
Instead) -1,4- hexamethylene carboxyl aldehyde) etc crosslinking agent be cured.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 °, be further preferably not more than 70 °, the contact angle of the hydrophilic agglomerant is using GB/T
The measurement of 30693-2014 method.
In order to improve the toughness of flexible adhesion agent, while its intensity, heat resistance are not reduced, the first flexible adhesion agent
For polyurethane modified epoxy resin, the second flexible adhesion agent is selected from polysulfones (PSF) modified epoxy, polyetherimide
(PEI) at least one of modified epoxy, acrylic modified epoxy resin and phenolic resin modified epoxy resin.
The polyurethane modified epoxy resin can be to make both polyurethane and epoxy resin shape under suitable condition
At inierpeneirating network structure or half interpenetrating network structure, the polyurethane for modified epoxy can be poly- selected from terminal isocyanate group
At least one of urethane, the polyurethane of imidazoles sealing end and amion-terminated polyurethane.The preparation of above-mentioned polyurethane modified epoxy resin
What method can be well known to those skilled in the art, for example, can according to Hu Jiapeng etc. (engineering plastics application, 2005,33
(5): method disclosed in 73~76) synthesis, can also be available commercially, for example, polyurethane modified epoxy resin can for purchased from
Dongguan Tuo Xin composite material Co., Ltd, the polyurethane modified epoxy resin of article number TX8810.
Polysulfones (PSF) modified epoxy, polyetherimide (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 quotient
It buys.For example, polysulfones (PSF) modified epoxy can the Ge Qingshan according to etc. in " polysulfones modified epoxy glue
The research of stick " method disclosed in (bonding, 1997 (5): 8-12.) synthesizes to obtain.The modified ring of the polyetherimide (PEI)
Oxygen resin can according to Lee be apt to monarch it is equal " Epoxy Structure Adhesive Modified By New Polyetherimide " (thermosetting resin,
2001,16 (4): 8-11.) disclosed in method synthesize to obtain.Acrylic modified epoxy resin can be for purchased from Guangzhou association space
The A102 type acrylic modified epoxy resin of Chemical Co., Ltd..Phenolic resin modified epoxy resin can the Wu Min according to etc. exist
Method disclosed in " study on the modification of the thermosetting phenolic resin to epoxy resin " (building energy conservation, 2006,34 (2): 15-17.)
Synthesis obtains.
According to the disclosure, the first flexible adhesion agent and the second flexible adhesion agent are respectively its solidfied material with certain flexibility
Resin, in order to guarantee the suppleness of permeability flexible brick, it is preferable that the first flexible adhesion agent solidify after elongation at break
It can be 120%-150%, the elongation at break after the second flexible adhesion agent solidifies can be 120%-150%, described
Elongation at break be well known to those skilled in the art, can be using 5.1 methods measurement in GB/T2567-2008.
The relative usage of the 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 the 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 not influencing water permeability and mechanical property,
Further improve the toughness for the permeability flexible brick being prepared by above-mentioned composition.
In order to improve the shaping speed and quality that above-mentioned composition prepares permeability flexible brick, it is preferable that the composition is also
It may include auxiliary agent, 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 common
The various amine curing agents and/or acid anhydride type curing agent that epoxy resin can be made to crosslink reaction, specific example can wrap
It includes but is not limited to: phthalic anhydride, trimellitic anhydride, pyromellitic acid anhydride, benzophenone tetracarboxylic dianhydride, maleic acid
Acid anhydride, tung oil acid anhydride, alkylene succinic anhydride, tetrahydrophthalic anhydride, hexahydrophthalic anhydride, 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, tetrabromophthalic anhydride, 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 tetraethylenepentamine.Preferably, the curing agent is selected from four
Hydrogen phthalic anhydride, hexahydrophthalic anhydride, two amido diphenyl-methanes, diethylenetriamine and dicyandiamide.
The catalyst be can be conventional kind, be preferably selected from dibutyl tin dilaurate, stannous octoate and benzyl
At least one of dimethylamine.
The dosage of the auxiliary agent can make appropriate choice according to its type, so that described be used to prepare permeability flexible brick
Composition in component can solidify, it is preferable that relative to the silica sand of 100 parts by weight, the content of the auxiliary agent can be with
For 0.1-10 parts by weight, it is highly preferred that auxiliary agent includes curing agent and catalyst, relative to the silica sand of 100 parts by weight, solidification
Agent content can be 0.1-2 parts by weight, and catalyst content can be 0.1-2 parts by weight.
Disclosure second aspect: providing a kind of permeability flexible brick, which is solidified by the composition of above-mentioned offer
After be prepared.
The method that above-mentioned cured method can be well known to those skilled in the art, cured temperature can be according to selections
The type of curing agent make appropriate choice, it is preferable that the cured condition can be with are as follows: temperature is 60-80 DEG C, and pressure is
20-35MPa, time 0.5-10h, wherein the pressure is the typed pressure of resin, in actual operation, under the pressure
Pressure release and then the composition can be made to continue to solidify under normal pressure within molding 0.5-3 minute.
The water-permeable brick that disclosure second aspect provides increases flexibility and surface layer bone under the premise of guaranteeing permeable effect
The wearability for expecting particle reduces transport construction loss, improves 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 therefore the disclosure is not any way limited.
In following embodiments of the disclosure, silica sand is that 40/70 mesh purchased from Zhenglan Banner Ren Chuansha industry Co., Ltd is colored
Silica sand；Hydrophilic matrix tablets are the ME-2 type aqueous epoxy resins produced purchased from Shanghai Resin Factory Co., Ltd.；Hydrophily is poly-
Urethane resin is the F417505 type waterborne polyurethane resin purchased from Liaoning Nikkei Advisory Co., Ltd；Polyurethane modified epoxy tree
Rouge Dongguan Tuo Xin composite material Co., Ltd, the polyurethane modified epoxy resin of article number TX8810；Polyurethane modified epoxy tree
Rouge complete curing agent is purchased from Dongguan Tuo Xin composite material Co., Ltd, and article number is the curing agent of TX-5501；Polysulfones is modified ring
Oxygen resin is public in " research of Epoxy Adhesive Modified by Polysulfone " (bonding, 1997 (5): 8-12.) according to Ge Qingshan etc.
The method opened synthesizes to obtain；Polyetherimide (PEI) modified epoxy is according to Li Shanjun etc. " novel polyetherimide changes
Property Epoxy structural adhesive " method disclosed in (thermosetting resin, 2001,16 (4): 8-11.) synthesizes to obtain；Acrylic acid
Modified epoxy is purchased from Guangzhou Xie Yu Chemical Co., Ltd., and article number is the acrylic modified epoxy resin of A102；Phenol
Urea formaldehyde modified epoxy is that at " study on the modification of the thermosetting phenolic resin to epoxy resin ", (building is saved according to Wu Min etc.
Can, 2006,34 (2): 15-17.) disclosed in method synthesize to obtain；Remaining reagent is commercial products.
In embodiment, the contact angle of hydrophilic agglomerant uses the OCA15EC model instrument of dataphysics company, Germany
It is measured, measuring method is GB/T 30693-2014, and 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 tester of company is measured, measuring method is GB/T 2567-2008.
Embodiment 1
The present embodiment is used to illustrate the composition for being used to prepare permeability flexible brick of the disclosure.
Take 100 parts by weight silica sands, 2.1 parts by weight ME-2 type aqueous epoxy resins (contact angle is 62 °), 0.5 parts by weight poly-
Urethane modified epoxy (elongation at break after solidification is 130%), 0.5 parts by weight polysulfones modified epoxy are (after solidification
Elongation at break be 100%) and 1.2 parts by weight curing agent TX-5501 be uniformly mixed, it is soft to obtain being used to prepare for the present embodiment
The composition C1 of property water-permeable brick.
Embodiment 2
Take 100 parts by weight silica sands, 1.67 parts by weight ME-2 type aqueous epoxy resins (contact angle is 62 °), 1.67 parts by weight
Polyurethane modified epoxy resin (elongation at break after solidification is 130%), the polyetherimide modified asphalt mixtures modified by epoxy resin of 3.34 parts by weight
Rouge (elongation at break after solidification is 110%) and 0.69 parts by weight curing agent diethylenetriamine are uniformly mixed, and obtain this implementation
The composition C2 for being used to prepare permeability flexible brick of example.
Embodiment 3
Take 0.6 part by weight of hydrophilic polyurethane resin F417505 (contact angle is 55 °), 1.67 parts by weight of polyurethane modified
(fracture after solidification is stretched for epoxy resin (elongation at break after solidification is 130%) and 0.8 parts by weight polysulfones modified epoxy
Long rate is uniformly mixed for 1.2 part by weight of catalyst dibutyl tin dilaurates 100%) after mixing, are added, and is eventually adding
100 parts by weight silica sands stir evenly, and obtain the composition C3 for being used to prepare 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 resin (elongation at break after solidification is 130%), 0.4 parts by weight polyetherimide modified epoxy resin are (disconnected after solidification
Splitting elongation is 110%) after mixing, 1.8 part by weight of catalyst dibutyl tin dilaurates to be added and are uniformly mixed, finally plus
Enter 100 parts by weight silica sands to stir evenly, obtains the composition C4 for being used to prepare permeability flexible brick of the present embodiment.
Embodiment 5
Take 100 parts by weight silica sands, 0.1 parts by weight ME-2 type aqueous epoxy resins (contact angle is 62 °), the poly- ammonia of 5 parts by weight
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 is 150%) to be uniformly mixed with 2 part by weight of catalyst stannous octoates, and obtain the present embodiment is used to prepare flexibility
The composition C5 of water-permeable brick.
Embodiment 6
Take 100 parts by weight silica sands, 10 parts by weight ME-2 type aqueous epoxy resins (contact angle is 62 °), 0.05 parts by weight poly-
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 is 150%) to be uniformly mixed with 0.1 parts by weight curing agent diethylenetriamine, obtains the use of the present embodiment
In the composition C6 for preparing permeability flexible brick.
Embodiment 7
Take 100 parts by weight silica sands, 2.1 parts by weight ME-2 type aqueous epoxy resins (contact angle is 62 °), 0.5 parts by weight poly-
Urethane modified epoxy (elongation at break after solidification is 130%), 5 parts by weight polysulfones modified epoxies are (after solidification
Elongation at break is 100%) to be uniformly mixed with 1.2 parts by weight curing agent TX-5501, and obtain the present embodiment is used to prepare flexibility
The composition C7 of water-permeable brick.
Comparative example 1
Using the raw material of embodiment 1, the difference is that ME-2 type aqueous epoxy resins to be replaced with etc. to the polyurethane of weight
Modified epoxy obtains the composition C8 for being used to prepare permeability flexible brick of the present embodiment.
Comparative example 2
Using the raw material of embodiment 1, the difference is that polyurethane modified epoxy resin to be replaced with etc. to the ME-2 type of weight
Aqueous epoxy resins obtain the composition C9 for being used to prepare permeability flexible brick of the present embodiment.
Comparative example 3
Using the raw material of embodiment 1, the difference is that polysulfones modified epoxy to be replaced with etc. to the ME-2 type water of weight
Property epoxy resin, obtains the composition C10 for being used to prepare permeability flexible brick of the present embodiment.
Comparative example 4
Using the raw material of embodiment 1, the difference is that by ME-2 type aqueous epoxy resins, polyurethane modified epoxy resin
The ordinary epoxy resin E44 for replacing with etc. weight respectively with polysulfones modified epoxy, it is soft to obtain being used to prepare for the present embodiment
The composition C11 of property water-permeable brick.
Testing example 1
The composition C1-C11 for being used to prepare permeability flexible brick is uniformly mixed respectively, makes uniformly mixed composition
It is 80 DEG C in temperature, pressure forms 1 minute under conditions of being 30MPa, then solidify 8h under 80 DEG C of temperature, normal pressure, respectively
To permeability flexible brick B1-B11, water permeability, wear-resisting property and flexibility are carried out to permeability flexible brick B1-B11 and tested, test knot
Fruit is listed in table 1；
Water permeability test method is referring to JC/T 376-2012.
Wear-resisting property test method is referring 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, the permeability flexible brick B1- compared with the water-permeable brick B8-B11 in comparative example 1-4, in embodiment 1-7
Because containing hydrophilic agglomerant, the first flexible adhesion agent and the second flexible adhesion agent simultaneously in B7, before guaranteeing permeable effect
It puts, hence it is evident that the flexibility and wearability for improving 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:(0.1-2) when prepared permeability flexible brick show more
Excellent water penetration and wearability.
The preferred embodiment of the disclosure is described in detail in the above knot, and still, the disclosure is not limited to the above embodiment
In detail a variety of simple variants can be carried out to the technical solution of the disclosure in the range of the technology design of the disclosure,
These simple variants belong to the protection scope of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the disclosure to it is various can
No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought, it should also be regarded as the disclosure of the present invention.
Claims (9)
1. a kind of composition for being used to prepare permeability flexible brick, which is characterized in that the 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 parts by weight, the hydrophily is viscous
The content for tying agent is 0.1-10 parts by weight, and the content of the first flexible adhesion agent is 0.05-5 parts by weight, and described second is flexible
The content of binder is 0.05-5 parts by weight, and the first flexible adhesion agent is polyurethane modified epoxy resin, and described second is soft
Property binder be selected from polysulfones modified epoxy, polyetherimide modified epoxy resin, acrylic modified epoxy resin and phenol
The weight ratio of at least one of urea formaldehyde modified epoxy, the first flexible adhesion agent and the second flexible adhesion agent is 1:
(0.1-2)。
2. composition according to claim 1, wherein relative to the silica sand of 100 parts by weight, the hydrophilic binder
The content of agent solidfied material is 0.1-5 parts by weight, and the content of the first flexible adhesion agent solidfied material is 0.05-3 parts by weight, described
The content of second flexible adhesion agent is 0.05-3 parts by weight.
3. composition according to claim 1 or 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 measured using GB/T 30693-2014 method.
5. composition according to claim 1 or 2, wherein the first flexible adhesion agent solidify after elongation at break
For 120%-150%, the elongation at break after the second flexible adhesion agent solidifies is 120%-150%, the extension at break
Rate is measured using GB/T2567-2008 method.
6. composition according to claim 1, wherein the composition further includes auxiliary agent, and the auxiliary agent includes curing agent
And/or catalyst, the curing agent are selected from amine curing agent and/or acid anhydride type curing agent, the catalyst is selected from February
At least one of dilaurylate, stannous octoate and benzyl dimethylamine.
7. composition according to claim 6, wherein relative to the silica sand of 100 parts by weight, the content of the auxiliary agent
For 0.1-10 parts by weight.
8. a kind of permeability flexible brick, which is characterized in that permeability flexible brick combination as described in any one of claim 1-7
It is prepared after object solidification.
9. permeability flexible brick according to claim 8, wherein the cured condition are as follows: temperature is 60-80 DEG C, pressure
For 20-35MPa, time 0.5-10h.
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| CN201710066189.8A CN106927726B (en) | 2017-02-06 | 2017-02-06 | A kind of composition being used to prepare permeability flexible brick and permeability flexible brick |
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| CN201710066189.8A CN106927726B (en) | 2017-02-06 | 2017-02-06 | A kind of composition being used to prepare permeability flexible brick and permeability flexible brick |
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| CN106927726B true CN106927726B (en) | 2019-06-21 |
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| CN1966861B (en) * | 2006-09-30 | 2012-03-28 | 北京仁创科技集团有限公司 | Composite water permeable brick |
| CN103865239B (en) * | 2012-07-23 | 2015-11-04 | 重庆市智翔铺道技术工程有限公司 | The preparation method of a kind of road matrix material |
| CN105776947A (en) * | 2016-03-11 | 2016-07-20 | 宋沧艺 | Novel high-flexibility resin slurry preparation method |
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