CN105754465A - Energy-saving and environment-friendly polyurethane mortar sport floor and preparation method thereof - Google Patents
Energy-saving and environment-friendly polyurethane mortar sport floor and preparation method thereof Download PDFInfo
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- CN105754465A CN105754465A CN201610166157.0A CN201610166157A CN105754465A CN 105754465 A CN105754465 A CN 105754465A CN 201610166157 A CN201610166157 A CN 201610166157A CN 105754465 A CN105754465 A CN 105754465A
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- terrace
- polyurethane cement
- energy saving
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/06—Polyurethanes from polyesters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- 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
- E01C13/06—Pavings made in situ, e.g. for sand grounds, clay courts E01C13/003
- E01C13/065—Pavings made in situ, e.g. for sand grounds, clay courts E01C13/003 at least one in situ layer consisting of or including bitumen, rubber or plastics
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Inorganic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Floor Finish (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses an energy-saving and environment-friendly polyurethane mortar sport floor. The floor comprises a base layer and a polyurethane mortar layer arranged on the surface of the base layer, wherein the polyurethane mortar layer is made of polyurethane mortar, the polyurethane mortar is prepared from a component A, a component B and a component C; the component A is prepared from, in percentage by mass, 70% of polyester polyol, 1% of a leveling agent, 1% of a water reducing agent and 28% of an oil and water mixture; the component B is prepared from, in percentage by mass, 99% of polyisocyanate and 1% of the leveling agent; the component C is prepared from, in percentage by mass, recycled tire rubber powder, cement and sand; the mass ratio of the component A to the component B to the component C is 1:(1.5-3):(12-25). The invention further provides a preparation method of the floor. Wastes such as waste tire rubber powder, gutter oil and the like are used, the production cost is reduced, the content of volatile organic compounds is very low, the safety technical standard of indoor interior wall coatings is completely met, and the preparation method is simple and easy to implement and suitable for industrial production and application.
Description
Technical field
The present invention relates to terrace and its preparation method, a kind of energy saving and environment friendly polyurethane cement motion terrace
And preparation method thereof.
Background technology
At present at wide variety of low and middle-grade polyurethane sport terraces in terrace industry, it is substantially and passes through
The polyurethane rubber reclaimed or plastics elastic body, by being ground into granule or rubber powder, (are generally contained by binding agent
Have formaldehyde components) bonding after be laid on middle and primary schools and each athletic ground, this kind of athletic ground is owing to wherein containing
There are the existence of the binding agent of volatile formaldehyde/free isocyanate/other solvent compositions, abnormal smells from the patient weight, safety
Can not get ensureing.
The polyurethane sport terrace of some top grades is then to be laid by the polyurethane rubber that cost is high to form, and makes
It is subject to bigger limitation with promoting.
Summary of the invention
In order to solve the problems referred to above, it is badly in need of the product that a kind of safety is high and with low cost.The present invention provides a kind of
Energy saving and environment friendly polyurethane cement motion terrace, including basic unit, also includes the polyurethane cement being arranged on substrate surface
Layer；Polyurethane cement layer material therefor be selected from polyurethane cement, polyurethane cement include component A, component B and
Component C；Component A include PEPA that mass percent is 70%, the levelling agent of 1%, the water reducer of 1%,
The oil water mixture of 28%；Component B includes polyisocyanate and the levelling agent of 1% that mass percent is 99%；
Component C includes reclaiming tyre rubber powder, cement and sand；Wherein, the matter of component A, component B and component C
Amount ratio is 1: 1.5-3: 12-25.
Further, oil water mixture includes waste oil and water；Waste oil is 1:1.8-2.5 with the mass ratio of water.Excellent
Selection of land, waste oil is 1:2.1 with the mass ratio of water.
Further, recovery tyre rubber powder, cement, the mass ratio of sand are 1:5.8-8.75:1.5-2.75.Preferably
Ground, recovery tyre rubber powder, cement, the mass ratio of sand are 1:7:2.
Further, the hydroxyl value of PEPA is 360～400mgKOH/g, acid number≤3.0mgKOH/g, water
Divide≤0.1%, viscosity≤6000mPa s.
Further, the molecular weight of PEPA is 1900-2100 dalton.
Further, PEPA is that polyhydric alcohol is esterified with binary acid or anhydride at 140～230 DEG C and contracts
Poly-reaction forms；Polyhydric alcohol includes ethylene glycol, diglycol, butyl ethyl propylene glycol, trihydroxy methyl third
In alkane, tetramethylolmethane, BDO a kind or multiple；Binary acid include adipic acid, phthalic acid,
In halogeno-benzene dioctyl phthalate a kind or multiple；Anhydride includes phthalate anhydride.
Further, polyhydric alcohol is ethylene glycol and diglycol；Binary acid is adipic acid；Generating, polyester is many
During unit's alcohol, the mol ratio of polyhydric alcohol and binary acid is 1.12～1.28:1, and wherein diglycol is in polyhydric alcohol
Mass percent be 85%～98%, use tetraisopropyl titanate or zinc acetate as catalyst.
Further, polyisocyanate is the CDMDI-100L that Wan Hua company produces, and NCO content 29% is glutinous
Degree 25-60mPa s.
Further, polyurethane cement layer includes priming coat and the topcoating being sequentially coated at substrate surface from down to up
Layer；Polyurethane cement used by priming coat and finishing coat is same or is not same.
The present invention also protects the preparation method of a kind of energy saving and environment friendly polyurethane cement motion terrace as above,
Comprise the following steps:
Step one, basic unit is cleaned process and flatness process；
Step 2, in mass ratio 1: 1.5-3: 12-25 weigh component A, component B and component C, and stirring is mixed
Close, prepare primer, and the surface of the basic unit after processing through step one that uniformly paved by primer, obtain
Priming coat, and to make the thickness of priming coat be 0.8-1.0mm；
Step 3, in mass ratio 1: 1.5-3: 12-25 weigh component A, component B and component C, and stirring is mixed
Close, prepare coating materials, and coating materials is uniformly paved on priming coat, obtain finishing coat, and make topcoating
Layer is 2.5-3.0mm with the gross thickness of priming coat, prepares energy saving and environment friendly polyurethane cement motion terrace.
Preferably, described step 2, in mass ratio 1: 1.5-2.5: 12-18 weigh component A, component B and
Component C, stirring mixing, prepare primer, and the base after processing that uniformly paved by primer through step one
The surface of layer, obtains priming coat, and to make the thickness of priming coat be 0.8-1.0mm.
Preferably, described step 3, in mass ratio 1: 1.5-2.5: 12-18 weigh component A, component B and
Component C, stirring mixing, prepare coating materials, and coating materials is uniformly paved on priming coat, obtain topcoating
Layer, and to make the gross thickness of finishing coat and priming coat be 2.5-3.0mm, prepares energy-conserving and environment-protective type polyurethane sand
Slurry motion terrace.
Further, step 2 is additionally included in before the surface of priming coat starts to condense, with froth breaking cylinder at it
Surface scrolls, gets rid of the air in primer, and solidifies priming coat, its condition of cure be
Solidify more than 23 hours at a temperature of 15 DEG C-30 DEG C；Step 3 is additionally included in the surface of finishing coat and starts to condense it
Before, with froth breaking cylinder at its surface scrolls, the air in coating materials is got rid of, and topcoat solidifies,
Its condition of cure is to solidify more than 23 hours at a temperature of 15 DEG C-30 DEG C.
Further, the employing Self-leveling Paving Techniques that paves of coating materials described in step 3.Described polyurethane sand
Slurry finishing coat uses Self-leveling Paving Techniques in construction, can form the saturating core of homogeneous, smooth, not stratified homogeneity
The polyurethane cement layer of character, thus embody the abundant combination of aqueous polyurethane and cement mortar material.Gravity flow is divided
Paving technique is that the floor material under liquid condition trickles after paving is scattered to ground automatically, and certain this trickling is not
Arbitrariness, liquid is automatically looked for low-lying district and is filled and led up on ground, finally full wafer ground is being trickled into minute surface
As smooth after the most static, condense and solidify.Whole process does not relies on manpower wiping.
It has the beneficial effects that:
1, the present invention is abundant, effectively utilize rubber powder of waste tire and waste oil the like waste, less
Environmental pollution, and with low cost.
2, the terminal terrace product that the present invention makes, its VOC (VOC) content is extremely low,
Comply fully with the security technology standard of indoor interior wall coating.
3, the physical and mechanical properties of energy saving and environment friendly polyurethane cement motion terrace of the present invention, chemical resistance
Can be good.
4, Self-leveling Paving Techniques of the present invention, preparation is simple, and constructing operation is convenient and swift, very
It is suitable for industrialized production and application.The thin layer polyurethane cement obtained by Self-leveling Paving Techniques is moved
Terrace has the polyurethane cement layer of homogeneous, smooth, not stratified homogeneity saturating core character, can be described as the poly-ammonia of thin layer
Ester mortar motion gravity flow self-leveling floor.
The present invention is not limited only to the application in middle and primary schools athletic ground, running body-building road etc., it is also possible to extensively apply
In floor resilient properties, toughness, durability and environmental-protecting performance are all had certain requirements all kinds of gymnasium and step
Trade road etc..
Accompanying drawing explanation
Fig. 1 is the structural representation of the energy saving and environment friendly polyurethane cement motion terrace of the present invention.
Detailed description of the invention
The present invention will be further described with embodiment below in conjunction with the accompanying drawings.Following embodiment is illustrative, no
It is determinate, it is impossible to limit protection scope of the present invention with following embodiment.Unreceipted tool in the following example
The experimental technique of concrete conditions in the establishment of a specific crime, generally according to normal condition.Material etc. used in following embodiment, as without special theory
Bright, the most commercially obtain.
As it is shown in figure 1, the energy saving and environment friendly polyurethane cement motion terrace of the present invention includes basic unit 1, poly-ammonia
Ester screed 2.Polyurethane cement layer 2 includes again priming coat 21 and finishing coat 22.Basic unit 1, priming coat
21 and finishing coat 22 be arranged in order from down to up.
Material used by basic unit 1 is the conventional ground such as concrete.
One, polyurethane cement
Embodiment 1
Embodiment 1
Component A that mass ratio is 1: 1.5: 12, component B, component C are uniformly mixed, prepare real
Execute the polyurethane cement of example 1.Wherein, component A by PEPA that mass percent is 70%, 1%
The water composition of levelling agent, the water reducer of 1%, the waste oil of 8% and 20%.
The preparation method of the PEPA in component A is: by adipic acid (technical grade), ethylene glycol (work
Industry level) and diglycol (technical grade) mixing, wherein the mass percent of diglycol is in institute
98% is accounted in alcohol, alkyd charge ratio (mol ratio) 1.28:1, insulation reaction 2.0h at 150 DEG C, afterwards
It is warming up to 220 DEG C, insulation reaction with the programming rate of 10 DEG C/h；Question response device top temperature declines and no longer gos up
Time vacuum-pumping, accelerate reaction and carry out, but reaction control temperature is at 220～230 DEG C；In course of reaction,
Selecting tetraisopropyl titanate (AG) to make catalyst, its consumption is reaction system gross mass
0.01～0.05%；Evacuation mode in three stages, is gradually increased vacuum, takes out very according to acid number proper extension
The empty time；It is incubated and samples, analyze acid number and hydroxyl value, make molecular weight in the range of 1900～2100 dongle
, obtain the PEPA needed.The hydroxyl value of thus prepared PEPA be 360～
400mgKOH/g, acid number≤3.0mgKOH/g, moisture≤0.1%, viscosity≤6000mPa s.
Component B is made up of the levelling agent of the polyisocyanate that mass percent is 99% and 1%.This Carbimide.
Ester is that Wan Hua company produces CDMDI-100L, NCO content 29%, viscosity 25-60mPa s.Component A
Being siloxanes with the advection agent in B, water reducer is lignosulfonates.
Component C is by the cement of mass percent 70%, the recovery tyre rubber powder of 12% and the sand structure of 18%
Become.
Embodiment 2
Component A that mass ratio is 1: 2: 16, component B, component C are uniformly mixed, prepare real
Execute the polyurethane cement of example 2.Component A by the PEPA that mass percent is 70%, the levelling agent of 1%,
The water composition of the water reducer of 1%, the waste oil of 10% and 18%.The preparation side of the PEPA in component A
Method accounts for 90% except the mass percent of diglycol in the alcohol of place, alkyd charge ratio (mol ratio)
1.2:1, and with zinc acetate (AG) replace tetraisopropyl titanate (AG) as catalyst outside,
Remaining is with embodiment 1.The hydroxyl value of thus prepared PEPA is 360～400mgKOH/g, acid number≤3.0
MgKOH/g, moisture≤0.1%, viscosity≤6000mPa s.
Component B is made up of the levelling agent of the polyisocyanate that mass percent is 99% and 1%.This Carbimide.
Ester is that Wan Hua company produces CDMDI-100L, NCO content 29%, viscosity 25-60mPa s.Component A
Being BYK310 with the advection agent in B, water reducer is naphthalene sulphonate formaldehyde polymer.
Component C is made up of the sand of the cement of mass percent 70%, the recovery tyre rubber powder of 8% and 22%.
Embodiment 3
Component A that mass ratio is 1: 2.5: 25, component B, component C are uniformly mixed, prepare real
Execute the polyurethane cement of example 3.Wherein, component A by PEPA that mass percent is 70%, 1%
The water composition of levelling agent, the water reducer of 1%, the waste oil of 9% and 19%.PEPA in component A
Preparation method in the alcohol of place, account for 85% except the mass percent of diglycol, alkyd charge ratio (is rubbed
You than) outside 1.12:1, remaining is with embodiment 1.The hydroxyl value of thus prepared PEPA be 360～
400mgKOH/g, acid number≤3.0mgKOH/g, moisture≤0.1%, viscosity≤6000mPa s.
Component B is made up of the levelling agent of the polyisocyanate that mass percent is 99% and 1%.This Carbimide.
Ester is that Wan Hua company produces CDMDI-100L, NCO content 29%, viscosity 25-60mPa s.Component A
Being BYK333 with the advection agent in B, water reducer is high-efficiency water-reducing agent of poly-carboxylic acid.
Component C is by the cement of mass percent 70%, the recovery tyre rubber powder of 10% and the sand structure of 20%
Become.
Comparative example 1
Component A that mass ratio is 1: 2.5: 25, component B, component C are uniformly mixed, prepare ratio
The relatively polyurethane cement of example 1.Wherein, component A by PEPA that mass percent is 70%, 1%
Levelling agent, the water reducer of 1%, the water composition of 28%.The preparation method of the PEPA in component A removes one
The mass percent of diglycol ethylene accounts for 85% in the alcohol of place, outside alkyd charge ratio (mol ratio) 1.12:1,
Remaining is with embodiment 1.The hydroxyl value of thus prepared PEPA is 360～400mgKOH/g, acid number≤3.0
MgKOH/g, moisture≤0.1%, viscosity≤6000mPa s.
Component B is made up of the levelling agent of the polyisocyanate that mass percent is 99% and 1%.This Carbimide.
Ester is that Wan Hua company produces CDMDI-100L, NCO content 29%, viscosity 25-60mPa s.Component A
Being BYK333 with the advection agent in B, water reducer is high-efficiency water-reducing agent of poly-carboxylic acid.
Component C is made up of the cement of mass percent 70%, the sand of 30%.
Except the material mentioned in embodiment 1-3, the raw polyol preparing PEPA can also is that
Butyl ethyl propylene glycol, trimethylolpropane, tetramethylolmethane, BDO etc.；Binary acid and anhydride are also
Can be phthalic acid or phthalate anhydride or its ester, halogeno-benzene dioctyl phthalate etc..Levelling agent and water reducer also may be used
Think other conventional on the market levelling agents and water reducer.
Two, the preparation method of the energy saving and environment friendly polyurethane cement motion terrace of the present invention
Embodiment 4
The preparation method of the energy saving and environment friendly polyurethane cement motion terrace of embodiment 4 comprises the following steps:
Step one, the surface of concrete base layer is cleaned, cleaning process, it is ensured that the table of concrete base layer
Face is pollution-free, without dust, flatness reaches certain requirement.
Step 2, using the polyurethane cement of embodiment 1 as primer, uniformly pave through step one process
After the surface of concrete base layer, obtain the priming coat that thickness is 0.8mm, be applied to not bottom drain, and
It is made to solidify 23 hours within the temperature range of 15 DEG C-30 DEG C.
Step 3, using the polyurethane cement of embodiment 1 as coating materials, uniformly pave primary coat after hardening
On layer, obtain finishing coat, and to make finishing coat be 2.5mm with the gross thickness of priming coat, at the table of finishing coat
Before face starts to condense, with froth breaking cylinder at its surface scrolls, the air in coating materials is got rid of, and
Solidify finishing coat 23 hours under conditions of 15 DEG C-30 DEG C, prepare the energy-conserving and environment-protective type polyurethane sand of embodiment 4
Slurry motion terrace.
Embodiment 5
The preparation method of the energy saving and environment friendly polyurethane cement motion terrace of embodiment 5 comprises the following steps:
Step one, the surface of concrete base layer is cleaned, cleaning process, it is ensured that the table of concrete base layer
Face is pollution-free, without dust, flatness reaches certain requirement.
Step 2, using the polyurethane cement of embodiment 2 as primer, uniformly pave through step one process
After the surface of concrete base layer, obtain the priming coat that thickness is 1.0mm, be applied to not bottom drain, and
It is made to solidify 24 hours within the temperature range of 15 DEG C-30 DEG C.
Step 3, using the polyurethane cement of embodiment 2 as coating materials, uniformly pave primary coat after hardening
On layer, obtain finishing coat, and to make finishing coat be 2.8mm with the gross thickness of priming coat, at the table of finishing coat
Before face starts to condense, with froth breaking cylinder at its surface scrolls, the air in coating materials is got rid of, and
Solidify finishing coat 24 hours under conditions of 15 DEG C-30 DEG C, prepare the energy-conserving and environment-protective type polyurethane sand of embodiment 5
Slurry motion terrace.
Embodiment 6
The preparation method of the energy saving and environment friendly polyurethane cement motion terrace of embodiment 6 comprises the following steps:
Step one, the surface of concrete base layer is cleaned, cleaning process, it is ensured that the table of concrete base layer
Face is pollution-free, without dust, flatness reaches certain requirement.
Step 2, using the polyurethane cement of embodiment 3 as primer, uniformly pave through step one process
After the surface of concrete base layer, obtain the priming coat that thickness is 1.0mm, be applied to not bottom drain, and
It is made to solidify 24 hours within the temperature range of 15 DEG C-30 DEG C.
Step 3, using the polyurethane cement of embodiment 3 as coating materials, uniformly pave primary coat after hardening
On layer, obtain finishing coat, and to make finishing coat be 3.0mm with the gross thickness of priming coat, at the table of finishing coat
Before face starts to condense, with froth breaking cylinder at its surface scrolls, the air in coating materials is got rid of, and
Solidify finishing coat 24 hours under conditions of 15 DEG C-30 DEG C, prepare the energy-conserving and environment-protective type polyurethane sand of embodiment 6
Slurry motion terrace.
Comparative example 2
The preparation method of the polyurethane cement motion terrace of comparative example 2 comprises the following steps:
Step one, the surface of concrete base layer is cleaned, cleaning process, it is ensured that the table of concrete base layer
Face is pollution-free, without dust, flatness reaches certain requirement.
Step 2, using the polyurethane cement of comparative example 1 as primer, uniformly pave through step one process
After the surface of concrete base layer, obtain the priming coat that thickness is 1.0mm, be applied to not bottom drain, and
It is made to solidify 24 hours within the temperature range of 15 DEG C-30 DEG C.
Step 3, using the polyurethane cement of comparative example 1 as coating materials, uniformly pave primary coat after hardening
On layer, obtain finishing coat, and to make finishing coat be 3.0mm with the gross thickness of priming coat, at the table of finishing coat
Before face starts to condense, with froth breaking cylinder at its surface scrolls, the air in coating materials is got rid of, and
Solidify finishing coat 24 hours under conditions of 15 DEG C-30 DEG C, prepare the polyurethane cement motion terrace of comparative example 2.
Performance test
Test basis: JC/T2327-2015 " aqueous polyurethane floor material ", GB/T17671-1999 " water
Earth rubber sand ruggedness test method (ISO method) ", JC/T985-2005 " ground cement-based self-leveling mortar ",
GB18582-2008 " limits of harmful substances in indoor hardware fitting interior wall coating ".
As shown in table 1, the testing result of embodiment 3 is the most completely the same with comparative example 1, and all detections
Project is the most qualified.
Table 1 testing result
The preferred embodiment of the present invention described in detail above.Should be appreciated that those of ordinary skill in the art
Just many modifications and variations can be made according to the design of the present invention without creative work.Therefore, all technology neck
In territory, technical staff is the most on the basis of existing technology by logical analysis, reasoning or limited
Test available technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. an energy saving and environment friendly polyurethane cement motion terrace, including basic unit, it is characterised in that also include setting
Put the polyurethane cement layer in described substrate surface；
Described polyurethane cement layer material therefor is selected from polyurethane cement, and described polyurethane cement includes component A, group
Divide B and component C；Described component A include PEPA that mass percent is 70%, the levelling agent of 1%,
The water reducer of 1%, the oil water mixture of 28%；Described component B includes the polyisocyanate that mass percent is 99%
Ester and the levelling agent of 1%；Described component C includes reclaiming tyre rubber powder, cement and sand；Wherein, described group
The mass ratio dividing A, described component B and described component C is 1: 1.5-3: 12-25.
Energy saving and environment friendly polyurethane cement motion terrace the most as claimed in claim 1, it is characterised in that described
Oil water mixture includes waste oil and water；Described waste oil is 1:1.8-2.5 with the mass ratio of described water.
Energy saving and environment friendly polyurethane cement motion terrace the most as claimed in claim 1, it is characterised in that described
Recovery tyre rubber powder, described cement, the mass ratio of described sand are 1:5.8-8.75:1.5-2.75.
Energy saving and environment friendly polyurethane cement motion terrace the most as claimed in claim 1, it is characterised in that described
The hydroxyl value of PEPA is 360～400mgKOH/g, acid number≤3.0mgKOH/g, moisture≤0.1%, viscosity
≤6000mPa·s。
Energy saving and environment friendly polyurethane cement motion terrace the most as claimed in claim 4, it is characterised in that described
PEPA is polyhydric alcohol and binary acid or anhydride carry out esterification and polycondensation reaction forms at 140～230 DEG C；Institute
State polyhydric alcohol and include ethylene glycol, diglycol, butyl ethyl propylene glycol, trimethylolpropane, Ji Wusi
In alcohol, BDO a kind or multiple；Described binary acid includes adipic acid, phthalic acid, halo
In phthalic acid a kind or multiple；Described anhydride includes phthalate anhydride.
Energy saving and environment friendly polyurethane cement motion terrace the most as claimed in claim 5, it is characterised in that described
Polyhydric alcohol is ethylene glycol and diglycol；Described binary acid is adipic acid；When generating described PEPA,
The mol ratio of described polyhydric alcohol and described binary acid is 1.12～1.28:1, and wherein diglycol is described polynary
Mass percent in alcohol is 85%～98%, uses tetraisopropyl titanate or zinc acetate as catalyst.
Energy saving and environment friendly polyurethane cement motion terrace the most as claimed in claim 1, it is characterised in that described
Polyisocyanate is the CDMDI-100L that Wan Hua company produces, NCO content 29%, viscosity 25-60mPa s.
Energy saving and environment friendly polyurethane cement motion terrace the most as claimed in claim 1, it is characterised in that described
Polyurethane cement layer includes priming coat and the finishing coat being sequentially coated at described substrate surface from down to up.
9. a preparation method for energy saving and environment friendly polyurethane cement motion terrace as claimed in claim 1, its
It is characterised by, comprises the following steps:
Step one, basic unit is cleaned process and flatness process；
Step 2, in mass ratio 1: 1.5-3: 12-25 weigh described component A, described component B and described group
Divide C, stirring mixing, prepare primer, and described primer is uniformly paved through described step one process
After the surface of basic unit, obtain priming coat, and to make the thickness of described priming coat be 0.8-1.0mm；
Step 3, in mass ratio 1: 1.5-3: 12-25 weigh described component A, described component B and described group
Divide C, stirring mixing, prepare coating materials, and described coating materials is uniformly paved on described priming coat,
To finishing coat, and to make described finishing coat be 2.5-3.0mm with the gross thickness of described priming coat, prepares described
Energy saving and environment friendly polyurethane cement motion terrace.
The preparation method of energy saving and environment friendly polyurethane cement motion terrace the most as claimed in claim 9, it is special
Levying and be, described step 2 is additionally included in before the surface of described priming coat starts to condense, and exists with froth breaking cylinder
Its surface scrolls, gets rid of the air in described primer, and solidifies described priming coat, its solidification
Condition is to solidify more than 23 hours at a temperature of 15 DEG C-30 DEG C；Described step 3 is additionally included in described finishing coat
Surface start to condense before, with froth breaking cylinder at its surface scrolls, the air in described coating materials is got rid of,
And described finishing coat is solidified, its condition of cure is to solidify more than 23 hours at a temperature of 15 DEG C-30 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107267051A (en) * | 2017-08-10 | 2017-10-20 | 广东耐迪化工有限公司 | A kind of low-temperature quick-drying type polyurethane cement coating and preparation method thereof |
| CN114249934A (en) * | 2020-09-24 | 2022-03-29 | 重庆市智翔铺道技术工程有限公司 | Steel structure pedestrian bridge paving material and preparation method thereof |
| CN116618274A (en) * | 2023-06-05 | 2023-08-22 | 广州市一化数字科技有限公司 | PU motion terrace that possesses and keep solidification rate |
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| CN101643347A (en) * | 2009-09-17 | 2010-02-10 | 苏州同济材料科技有限公司 | Thermal insulation mortar using rubber powder of waste tire |
| CN104072047A (en) * | 2014-07-14 | 2014-10-01 | 浙江科技学院 | Modified waste tyre rubber powder thermal mortar and preparation method thereof |
| CN104556900A (en) * | 2014-12-25 | 2015-04-29 | 江苏苏博特新材料股份有限公司 | Micro-expansion hydrophobic polyurethane cement mortar composition and preparation method thereof |
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| CN101643347A (en) * | 2009-09-17 | 2010-02-10 | 苏州同济材料科技有限公司 | Thermal insulation mortar using rubber powder of waste tire |
| CN104072047A (en) * | 2014-07-14 | 2014-10-01 | 浙江科技学院 | Modified waste tyre rubber powder thermal mortar and preparation method thereof |
| CN104556900A (en) * | 2014-12-25 | 2015-04-29 | 江苏苏博特新材料股份有限公司 | Micro-expansion hydrophobic polyurethane cement mortar composition and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107267051A (en) * | 2017-08-10 | 2017-10-20 | 广东耐迪化工有限公司 | A kind of low-temperature quick-drying type polyurethane cement coating and preparation method thereof |
| CN114249934A (en) * | 2020-09-24 | 2022-03-29 | 重庆市智翔铺道技术工程有限公司 | Steel structure pedestrian bridge paving material and preparation method thereof |
| CN114249934B (en) * | 2020-09-24 | 2023-10-20 | 重庆市智翔铺道技术工程有限公司 | Steel structure pedestrian overpass paving material and preparation method thereof |
| CN116618274A (en) * | 2023-06-05 | 2023-08-22 | 广州市一化数字科技有限公司 | PU motion terrace that possesses and keep solidification rate |
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| CN105754465B (en) | 2018-06-19 |
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