CN107117873A - A kind of aqueous polyurethane mortar skirting and its preparation method and application - Google Patents
A kind of aqueous polyurethane mortar skirting and its preparation method and application Download PDFInfo
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- CN107117873A CN107117873A CN201710282508.9A CN201710282508A CN107117873A CN 107117873 A CN107117873 A CN 107117873A CN 201710282508 A CN201710282508 A CN 201710282508A CN 107117873 A CN107117873 A CN 107117873A
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- component
- skirting
- aqueous polyurethane
- mortar
- acid
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Classifications
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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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/282—Polyurethanes; Polyisocyanates
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F19/00—Other details of constructional parts for finishing work on buildings
- E04F19/02—Borders; Finishing strips, e.g. beadings; Light coves
- E04F19/04—Borders; Finishing strips, e.g. beadings; Light coves for use between floor or ceiling and wall, e.g. skirtings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F19/00—Other details of constructional parts for finishing work on buildings
- E04F19/02—Borders; Finishing strips, e.g. beadings; Light coves
- E04F19/04—Borders; Finishing strips, e.g. beadings; Light coves for use between floor or ceiling and wall, e.g. skirtings
- E04F2019/0404—Borders; Finishing strips, e.g. beadings; Light coves for use between floor or ceiling and wall, e.g. skirtings characterised by the material
- E04F2019/0431—Borders; Finishing strips, e.g. beadings; Light coves for use between floor or ceiling and wall, e.g. skirtings characterised by the material of two or more materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Inorganic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of aqueous polyurethane mortar skirting, material therefor includes polyurethane cement；Polyurethane cement includes component A, component B and the component C that mass ratio is 1: 1.5 3: 12 25；Component A includes PEPA, 1.0 1.5% levelling agent, 1.0 1.5% water reducer and 27 30% water that mass percent is 68 70%；Component B includes the PIC and 1.0 1.5% levelling agent that mass percent is 98.5 99.0%；Component C is concrete mortar.The present invention also provides its preparation method and application.After polyurethane cement of the present invention is sufficiently mixed, reacted due to aqueous polyurethane and cement mortar class inorganic coagulation material, use doctor blade process, the splendid skirting of fine and close, excellent hard, adhesive force, good air permeability, toughness is formed between wall and ground, and had no irritating odor in work progress, safe and environment-friendly requirement is fully achieved.
Description
Technical field
The present invention relates to skirting and its preparation method and application, especially a kind of aqueous polyurethane mortar skirting and its
Preparation method and application.
Background technology
The most frequently used skirting is broadly divided into by material point on the market at present:Ceramic skirting, stone material skirting, timber skirting
Line, polyvinyl chloride (PVC) skirting, aluminum alloy skirting board, polystyrene (PS) macromolecule skirting.The skirting of these materials
Major applications then can all have corresponding open defect and can not expire in Decoration Industry, and if being applied to industrial premises field
The combination properties such as sufficient industrial premises region high intensity, toughness of material, corrosion-resistant, scratch-resistant, maintenance easy to clean
It is required that, every kind of material more or less can have substantially deficiency at one, two aspects, and such as ceramic skirt line strength is had a surplus but too crisp, tough
Property not enough, timber skirting line or plastic skirting board good toughness but intensity is too low, should not also clean, not corrosion-resistant etc..Patent
CN201620113140.4《A kind of balcony skirting line structure》Disclose a kind of balcony skirting line structure, patent
CN201620113141.9《A kind of skirting line structure》A kind of skirting line structure is disclosed, these are all the materials such as ceramic or wooden
As skirting constructed；And patent CN201410442054.3《One kind is applied using the special metope of cement mortar moulding
Work technique》It is disclosed a kind of to utilize the special wall surface construction technology of cement mortar moulding, although used cement mortar equal strength compared with
High material, but still do not significantly improved in terms of toughness of material, corrosion-resistant, scratch-resistant.
The content of the invention
In order to obtain, strength and toughness is more balanced, corrosion-resistant, scraping and wiping resistance performance is good and contaminated resistance is good, Yi Qing
The skirt wire material of clean maintenance, the present invention proposes a kind of aqueous polyurethane mortar skirting, and material therefor includes polyurethane cement；
The polyurethane cement includes component A, component B and the component C that mass ratio is 1: 1.5-3: 12-25；The component A includes quality
PEPA, 1.0-1.5% levelling agent, 1.0-1.5% water reducer and 27-30% that percentage is 68-70% water；
It is 98.5-99.0% PIC and 1.0-1.5% levelling agent that the component B, which includes mass percent,；The component C
For concrete mortar.
In a detailed embodiment, the wall thickness that goes out of the polyurethane cement skirting is≤15mm, and height is 60-
150mm.Go out wall thickness and height mainly from the proportioning in above-mentioned formula come what is realized, mainly solve be mortar viscosity,
Curing rate and the balance of engineering time.Viscosity is higher, to reach the degree do not caved in, curing rate and construction
Time will be balanced, it is ensured that construction can be smoothly completed within the time of urethane cures.
In another embodiment, the polyurethane cement skirting is L-shaped, including horizontal segment and vertical section；
The wall thickness that goes out of the vertical section is≤15mm, and height is 60-150mm.
Further, the hydroxyl value of the PEPA is 360~400mgKOH/g, acid number≤3.0mgKOH/g, moisture
≤ 0.1%, viscosity≤6000mPas.
Further, the molecular weight of the PEPA is 1900-2100 dalton.
Further, the PEPA is that polyalcohol is esterified and contracted at 140~230 DEG C with binary acid or acid anhydrides
Poly- reaction is formed；The polyalcohol includes ethylene glycol, diglycol, butyl ethyl propane diols, trimethylolpropane, season penta
One or more in tetrol, BDO；The binary acid is included in hexanedioic acid, phthalic acid, halo phthalic acid
One or more；The acid anhydrides includes phthalate anhydride.
Further, the polyalcohol is ethylene glycol and diglycol；The binary acid is adipic acid；In generation institute
When stating PEPA, the mol ratio of the polyalcohol and the binary acid is 1.12~1.28: 1, wherein diglycol
Mass percent in the polyalcohol is 85%~98%, and catalyst is used as using tetraisopropyl titanate or zinc acetate.
Further, the PIC is the CDMDI-100L of Wan Hua companies production, NCO content 29%, viscosity 25-
60mPa·s。
Further, aqueous polyurethane mortar skirting is double-layer structure, respectively bottom and is covered on the bottom
Surface layer.
Further, the thickness of the bottom is≤1mm.
In a detailed embodiment, the wall thickness that goes out of the polyurethane cement skirting is≤15mm, and height is 60-
150mm。
In another embodiment, the polyurethane cement skirting is L-shaped, including horizontal segment and vertical section；
The wall thickness that goes out of the vertical section is≤15mm, and height is 60-150mm.
Further, the horizontal segment is connected with the vertical section by arc transition.
Further, the thickness of the horizontal segment changes with the how far apart from the vertical section, closer to described
The thickness of the horizontal segment of vertical section is thicker, further away from the thickness of the horizontal segment of the vertical section it is thinner so that with it is described
The ground of horizontal segment covering smoothly connects.So as to be conducive to keeping ground environment cleaning, it will not shelter evil people and countenance evil practices, be easy to sweep.
Further, the thickness of the vertical section changes with the how far apart from the horizontal segment, closer to described
The thickness of the vertical section of horizontal segment is thicker, further away from the thickness of the vertical section of the horizontal segment it is thinner so that with it is described
The metope of vertical section covering smoothly connects.So as to be conducive to keeping metope clean environment, it will not shelter evil people and countenance evil practices, be easy to sweep.
Further, the height ratio of the horizontal segment and the vertical section is 1: 1-50.
Further, the height of the horizontal segment is 1-150mm.
Further, the thickness of the surface layer is≤14mm.
The invention also discloses aqueous polyurethane mortar skirting as described above in machinery bed, gutter, container bottom
Application in seat, plash, overflow storage mortise and/or dado.Skirting involved in the present invention, for anti-corrosion, it is moistureproof and
What wear-resisting, physical mechanical strength etc. all had higher requirements can apply to various equipment machine bases, gutter, container base,
Plash, overflow storage mortise and dado etc. are applicable.
The invention also discloses a kind of preparation method of aqueous polyurethane mortar skirting as described above, including following step
Suddenly:
Step 1: carrying out cleaning treatment and flatness processing to basic unit；
Step 2: in mass ratio 1: 1.5-3: 12-25 weighs the component A, the component B and the component C, stirring is mixed
Close, subbing is made；The subbing is uniformly paved the surface of the basic unit after being handled through the step one, is obtained on earth
Layer, and cause the thickness of the bottom for 0.8-1.0mm；
Step 3: in mass ratio 1: 1.5-3: 12-25 weighs the component A, the component B and the component C, stirring is mixed
Close, investment precoat is made；Before starting to condense on the surface of the bottom the wet of the investment precoat is carried out (when touching viscous not dry)
To wet trade, the investment precoat is covered on the bottom by doctor blade process and forms surface layer, obtain the aqueous poly- ammonia
Ester mortar skirting.
Further, the doctor blade process includes being operated with trowel or scraper plate.
Further, the mass ratio for preparing component A, component B used in the subbing and component C is 1: 1.5-2.5:
12-18。
Further, the mass ratio for preparing component A, component B used in the investment precoat and component C is 1: 1.5-2.5:
12-18。
Further, step 2 is additionally included in before the surface of bottom starts condensation, with froth breaking roller in its surface scrolls,
Air in subbing is excluded.Step 3 is additionally included in before the surface of surface layer starts condensation, with froth breaking roller in its table
Face is rolled, and the air in investment precoat is excluded, and surface layer is solidified, and its condition of cure is at a temperature of 15 DEG C -30 DEG C
Solidification more than 23 hours.
Its advantage is:
1st, the proportioning of polyurethane cement so that can be bonded well with foundation base as the screed of polyurethane skirting,
Form the polyurethane cement skirting that stable homogeneous, outward appearance well, highly meet design requirement with going out wall width.
2nd, the terminal skirting product that the present invention makes, its VOC (VOC) content is extremely low, complies fully with
The security technology standard of indoor interior wall coating.
3rd, physical and mechanical properties, chemical-resistance, scraping and wiping resistance performance of aqueous polyurethane mortar skirting of the invention etc.
It is splendid.
4th, the skirting contaminated resistance made by aqueous polyurethane mortar is good, and easy to clean safeguards.Bottom and surface layer
Double-decker causes skirting and ground and/metope are pasted more firm.
5th, the thickness further away from the horizontal segment of vertical section is thinner so that smoothly connecting with the ground that horizontal segment is covered.Further away from
The thickness of the vertical section of horizontal segment is thinner smoothly to connect with the metope that vertical section is covered.So as to be conducive to keeping ground and wall
Face clean environment, will not shelter evil people and countenance evil practices, and be easy to sweep.
6th, horizontal segment and vertical section are connected by arc transition, it is to avoid the generation at dead angle, are easy to sweep, are conducive to environment
The maintenance of cleaning.
Brief description of the drawings
Fig. 1 is a kind of structural representation of aqueous polyurethane mortar skirting involved in the present invention.
Fig. 2 is the structural representation of the specific embodiment of the present invention.
Fig. 3 is the structural representation of the another embodiment of the present invention.
Embodiment
The present invention will be further described with specific embodiment below in conjunction with the accompanying drawings, and of the invention protects content not limit to
In following examples.Under the spirit and scope without departing substantially from inventive concept, those skilled in the art it is conceivable that change and excellent
Point is all included in the present invention, and using appended claims as protection domain.It is unreceipted specific in the following example
The experimental method of condition, generally according to normal condition.Material used etc. in following embodiments, unless otherwise specified, can be from
Commercial sources are obtained.
First, aqueous polyurethane mortar skirting
Embodiment 1
Fig. 1 shows a kind of embodiment of the aqueous polyurethane mortar skirting of the present invention.In the present embodiment
In, aqueous polyurethane mortar skirting 1 is L-shaped, including horizontal segment 11 and vertical section 12.Horizontal segment 11 is connected with terrace layer 2, altogether
It is same to be covered in basic unit 3.Basic unit 3 refers to ground and metope.Basic unit 3 is eliminated in Fig. 1 as the part of metope.In fact, upright
Section 12 is close on metope.Meanwhile, aqueous polyurethane mortar skirting 1 is double-layer structure, and lower floor is bottom 13, is directly overlayed
In basic unit 3；Upper strata is surface layer 14, is covered on bottom 13.Horizontal segment 11 and vertical section 12 are connected by arc transition, in such as figure
Shown in a-quadrant.
Terrace layer 2 is the polyurethane cement material of " the saturating core of homogeneity " or the mortar class floor material of other materials.
Aqueous polyurethane mortar skirting material therefor includes component A, component B and component C；Described component A includes matter
It is 68-70% PEPA, 1.0-1.5% levelling agent, 1.0-1.5% water reducer and 27-30% to measure percentage
Water.The PEPA is made using batch process or vacuum dehydration method.Polyalcohol is with binary acid or acid anhydrides at 140~230 DEG C
Carry out esterification and polycondensation reaction is formed.Polyalcohol in esterification and polycondensation reaction can be butyl ethyl propane diols, ethylene glycol, one
The dihydric alcohols such as diglycol ethylene, trimethylolpropane, pentaerythrite, BDO etc.；Binary acid and acid anhydrides can be benzene two
Formic acid or phthalate anhydride or its ester, adipic acid, halo phthalic acid etc..The hydroxyl value of the PEPA be 360~
400mgKOH/g, acid number≤3.0mgKOH/g, moisture≤0.1%, viscosity≤6000mPas.
The component B is 98.5-99.0% PIC and 1.0-1.5% levelling agent comprising mass percent.
The isocyanates is that Wan Hua companies produce CDMDI-100L, NCO content 29%, viscosity 25-60mPas.
Described component C is concrete mortar, cement and 30% sand specifically comprising mass percent 70%.
Component A in the aqueous polyurethane mortar skirting of the present invention:Component B:Component C=1: 1.5-3:12-25 (quality
Than).Levelling agent and water reducer are conventional levelling agent and water reducer on the market.
Embodiment 2
Fig. 2 shows the horizontal segment 11 of aqueous polyurethane mortar skirting further away from vertical section 12, and its thickness is thinner so that
Smoothly connect with the terrace layer 2 that horizontal segment 11 is covered.The covering of terrace layer 2 is on the ground.Ground and metope composition basic unit 3.
Embodiment 3
Fig. 3 shows the horizontal segment 11 of aqueous polyurethane mortar skirting further away from vertical section 12, and its thickness is thinner so that
Smoothly connect with the terrace layer 2 that horizontal segment 11 is covered；The vertical section 12 of aqueous polyurethane mortar skirting further away from horizontal segment 11,
Its thickness is thinner smoothly to connect with the metope that vertical section 12 is covered.Ground and metope composition basic unit 3.
2nd, aqueous polyurethane mortar skirt wire material
Embodiment 4
Mass ratio is uniformly mixed for 1: 1.5: 12 component A, component B, component C, the aqueous poly- of embodiment 4 is made
Urethane mortar skirt wire material.Wherein, component A by mass percent be 68-70% PEPA, 1.0-1.5% stream
The water composition of flat agent, 1.0-1.5% water reducer and 27-30%.
The preparation method of PEPA in component A is：Pass through adipic acid (technical grade), ethylene glycol (technical grade) and one
Diglycol ethylene (technical grade) is mixed, and wherein the mass percent of diglycol accounts for 98%, alkyd dispensing in the alcohol of place
Than (mol ratio) 1.28: 1, the insulation reaction 2.0h at 150 DEG C is warming up to 220 DEG C, insulation with 10 DEG C/h programming rate afterwards
Reaction；Vacuum-pumping when question response device top temperature declines and no longer gone up, accelerates reaction to carry out, but reaction control temperature 220~
230℃；During the course of the reaction, catalyst is made from tetraisopropyl titanate (analysis level), its consumption is reaction system gross mass
0.01~0.05%；Vacuumize mode in three stages, gradually increase vacuum, according to the acid number proper extension pumpdown time；Protect
Temperature is simultaneously sampled, analysis acid number and hydroxyl value, and the scope for making molecular weight is 1900~2100 dalton, the polyester polyols needed
Alcohol.The hydroxyl value of thus prepared PEPA be 360~400mgKOH/g, acid number≤3.0mgKOH/g, moisture≤0.1%,
Viscosity≤6000mPas.
Component B is that 98.5-99.0% PIC and 1.0-1.5% levelling agent are constituted by mass percent.Should
Isocyanates is that Wan Hua companies produce CDMDI-100L, NCO content 29%, viscosity 25-60mPas.Advection in component A and B
Agent is siloxanes, and water reducer is lignosulfonates.
Component C is made up of the cement of mass percent 70% and 30% sand.
Embodiment 5
Mass ratio is uniformly mixed for 1: 2: 16 component A, component B, component C, the aqueous poly- ammonia of embodiment 5 is made
Ester mortar skirt wire material.Component A by mass percent be 68-70% PEPA, 1.0-1.5% levelling agent,
1.0-1.5% water reducer and 27-30% water composition.The preparation method of PEPA in component A removes a contracting diethyl two
The mass percent of alcohol accounts for 90% in the alcohol of place, alkyd charge ratio (mol ratio) 1.2: 1, and is replaced with zinc acetate (analysis level)
Change tetraisopropyl titanate (analysis level) as catalyst outside, remaining be the same as Example 4.The hydroxyl value of thus prepared PEPA is
360~400mgKOH/g, acid number≤3.0mgKOH/g, moisture≤0.1%, viscosity≤6000mPas.
Component B is that 98.5-99.0% PIC and 1.0-1.5% levelling agent are constituted by mass percent.Should
Isocyanates is that Wan Hua companies produce CDMDI-100L, NCO content 29%, viscosity 25-60mPas.Advection in component A and B
Agent is BYK310, and water reducer is naphthalene sulphonate formaldehyde polymer.
Component C is made up of the cement of mass percent 70% and 30% sand.
Embodiment 6
Mass ratio is uniformly mixed for 1: 2.5: 25 component A, component B, component C, the aqueous poly- of embodiment 6 is made
Urethane mortar skirt wire material.Wherein, component A by mass percent be 68-70% PEPA, 1.0-1.5% stream
The water composition of flat agent, 1.0-1.5% water reducer and 27-30%.The preparation method of PEPA in component A is except a contracting two
The mass percent of ethylene glycol is accounted in the alcohol of place outside 85%, alkyd charge ratio (mol ratio) 1.12: 1, remaining be the same as Example 4.
The hydroxyl value of thus prepared PEPA is 360~400mgKOH/g, acid number≤3.0mgKOH/g, moisture≤0.1%, viscosity
≤6000mPa·s。
Component B is that 99% PIC and 1% levelling agent are constituted by mass percent.The isocyanates is ten thousand China
Company produces CDMDI-100L, NCO content 29%, viscosity 25-60mPas.Advection agent in component A and B is BYK333,
Water reducer is high-efficiency water-reducing agent of poly-carboxylic acid.
Component C is made up of the cement of mass percent 70% and 30% sand.
2nd, the preparation method of aqueous polyurethane mortar skirting of the invention
Embodiment 7
The preparation method of the aqueous polyurethane mortar skirting of embodiment 7 comprises the following steps：
Step 1: the surface of concrete base layer is cleaned, cleaning is handled, it is ensured that concrete base layer (ground and metope)
Surface no-pollution, without dust, flatness reaches certain requirement.
Step 2: the aqueous polyurethane mortar skirt wire material of embodiment 4 is uniformly paved through step as subbing
It is rapid one processing after concrete base layer surface, obtain thickness be 0.8mm bottom, be applied to not bottom drain, without shrinkage cavity, without gas
Bubble.
Step 3: the aqueous polyurethane mortar skirt wire material of embodiment 4 is touched into viscous in subbing as investment precoat
The wet to wet trade of investment precoat is carried out when not dry, the investment precoat mixed is coated on bottom with trowel or scraper plate and obtained
Surface layer, and cause the height of vertical section for 100mm, go out wall thickness for 6mm, before the surface of surface layer starts condensation, use froth breaking
Roller excludes the air in investment precoat in its surface scrolls, and solidification surface layer 23 is small under conditions of 15 DEG C -30 DEG C
When, the aqueous polyurethane mortar skirting of embodiment 4 is made.
Embodiment 8
The preparation method of the aqueous polyurethane mortar skirting of embodiment 8 comprises the following steps：
Step 1: the surface of concrete base layer is cleaned, cleaning is handled, it is ensured that concrete base layer (ground and metope)
Surface no-pollution, without dust, flatness reaches certain requirement.
Step 2: the aqueous polyurethane mortar skirt wire material of embodiment 5 is uniformly paved through step as subbing
It is rapid one processing after concrete base layer surface, obtain thickness be 1.0mm bottom, be applied to not bottom drain, without shrinkage cavity, without gas
Bubble.
Step 3: the aqueous polyurethane mortar skirt wire material of embodiment 4 is touched into viscous in subbing as investment precoat
The wet to wet trade of investment precoat is carried out when not dry, the investment precoat mixed is coated on bottom with trowel or scraper plate and obtained
Surface layer, and cause the height of vertical section for 120mm, go out wall thickness for 8mm, before the surface of surface layer starts condensation, use froth breaking
Roller excludes the air in investment precoat in its surface scrolls, and solidification surface layer 23 is small under conditions of 15 DEG C -30 DEG C
When, the aqueous polyurethane mortar skirting of embodiment 5 is made.
Embodiment 9
The preparation method of the aqueous polyurethane mortar skirting of embodiment 9 comprises the following steps：
Step 1: the surface of concrete base layer is cleaned, cleaning is handled, it is ensured that concrete base layer (ground and metope)
Surface no-pollution, without dust, flatness reaches certain requirement.
Step 2: using the polyurethane cement of embodiment 6 as subbing, uniformly paving mixed after being handled through step one
The surface of solidifying soil matrix layer, obtains the bottom that thickness is 1.0mm, be applied to not bottom drain, without shrinkage cavity, bubble-free.
Step 3: the polyurethane cement of embodiment 4 is carried out into surface layer when subbing touches viscous not dry as investment precoat
The investment precoat mixed is coated on bottom to wet trade and obtains surface layer by the wet of coating with trowel or scraper plate, and is caused straight
The height of vertical section is 150mm, goes out wall thickness 10mm, before the surface of surface layer starts condensation, is rolled with froth breaking roller on its surface
It is dynamic, the air in investment precoat is excluded, and when solidifying surface layer 24 under conditions of 15 DEG C -30 DEG C, the water of embodiment 6 is made
Property polyurethane cement skirting.
Performance test
Test basis：JC/T2327-2015《Aqueous polyurethane floor material》, GB/T17671-1999《Cement mortar is strong
Spend the method for inspection (ISO methods)》, JC/T985-2005《Ground cement-based self-leveling mortar》, GB18582-2008《Interior decoration
Limits of harmful substances in material interior wall coating》.
The polyurethane cement skirting of the construction technology production of formula+embodiment 9 of embodiment 6, after testing all items
It is qualified, as shown in table 1.It is listed in mortar terrace detection project and table 1 that other embodiment formula is produced after being combined with technique
Result it is close, repeat no more here.
The testing result of table 1
Existing skirt wire material, if to be applied to industrialization factory building, food and drink factory building, pharmaceutical plant and chemical industry work
, all can not due to the requirement in terms of the strength of materials, toughness of material, corrosion-resistant, scratch-resistant, cleaning and maintenance during factory
Whole requirements are met, every kind of material more or less can have substantially deficiency at one, two aspects, and polyurethane cement is used as skirting
Material, meets the requirement of the functionalization such as many physical and mechanical properties of the above and anti-corrosion well, so as to physical force for more than
The field that the functional performance such as performance and anti-corrosion is all required provides more perfect skirt wire material selection.
The present invention it is relative with for patent CN201410442054.3, except all improving skirt using cement mortar class material
Outside the intensity of line, due to the introduction of polyurethane material, the toughness, wearability and decay resistance of cement mortar system are added,
Skirt wire material is lifted further in combination property, so as to be provided for market a kind of more outstanding aqueous
Environment-friendly polyurethane mortar skirt wire material, meanwhile, the advantage in terms of the convenience of construction technology is also more obvious.
Preferred embodiment of the invention described in detail above, technical concept and spy only for the explanation present invention
Point, its object is to allow those skilled in the art to understand present disclosure and implement according to this, can not limit this with this
The protection domain of invention.It should be appreciated that one of ordinary skill in the art just can be according to the present invention's without creative work
Many modifications and variations are made in design.Therefore, all technical staff in the art are under this invention's idea in prior art
On the basis of by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be by claims institute
In the protection domain of determination.
Claims (10)
1. a kind of aqueous polyurethane mortar skirting, it is characterised in that material therefor includes polyurethane cement；The polyurethane sand
Slurry includes component A, component B and the component C that mass ratio is 1: 1.5-3: 12-25；It is 68- that the component A, which includes mass percent,
70% PEPA, 1.0-1.5% levelling agent, 1.0-1.5% water reducer and 27-30% water；The component B bags
It is 98.5-99.0% PIC and 1.0-1.5% levelling agent to include mass percent；The component C is concrete sand
Slurry.
2. aqueous polyurethane mortar skirting as claimed in claim 1, it is characterised in that the polyurethane cement skirting
It is≤15mm to go out wall thickness, and height is 60-150mm.
3. aqueous polyurethane mortar skirting as claimed in claim 1, it is characterised in that the polyurethane cement skirting is in
L-type, including horizontal segment and vertical section；The wall thickness that goes out of the vertical section is≤15mm, and height is 60-150mm.
4. aqueous polyurethane mortar skirting as claimed in claim 1, it is characterised in that the hydroxyl value of the PEPA is
360~400mgKOH/g, acid number≤3.0mgKOH/g, moisture≤0.1%, viscosity≤6000mPas.
5. aqueous polyurethane mortar skirting as claimed in claim 1, it is characterised in that the molecular weight of the PEPA
For 1900-2100 dalton.
6. the aqueous polyurethane mortar skirting as described in claim 4 or 5, it is characterised in that the PEPA is many
First alcohol is formed with binary acid or acid anhydrides in 140~230 DEG C of progress esterifications and polycondensation reaction；The polyalcohol includes ethylene glycol, one
One or more in diglycol ethylene, butyl ethyl propane diols, trimethylolpropane, pentaerythrite, BDO；Institute
Stating binary acid includes the one or more in hexanedioic acid, phthalic acid, halo phthalic acid；The acid anhydrides includes phthalic acid
Acid anhydride.
7. aqueous polyurethane mortar skirting as claimed in claim 6, it is characterised in that the polyalcohol is ethylene glycol and one
Diglycol ethylene；The binary acid is adipic acid；When generating the PEPA, the polyalcohol and the binary acid
Mol ratio is 1.12~1.28: 1, and wherein mass percent of the diglycol in the polyalcohol is 85%~98%,
Catalyst is used as using tetraisopropyl titanate or zinc acetate.
8. aqueous polyurethane mortar skirting as claimed in claim 1, it is characterised in that the PIC is that ten thousand China are public
Take charge of the CDMDI-100L of production, NCO content 29%, viscosity 25-60mPas.
9. the aqueous polyurethane mortar skirting as described in claim any one of 1-8 is in machinery bed, gutter, container bottom
Application in seat, plash, overflow storage mortise and/or dado.
10. a kind of preparation method of aqueous polyurethane mortar skirting as claimed in claim 1, it is characterised in that including with
Lower step:
Step 1: carrying out cleaning treatment and flatness processing to basic unit；
Step 2: in mass ratio 1: 1.5-3: 12-25 weighs the component A, the component B and the component C, stirring is mixed,
Subbing is made；The subbing is uniformly paved the surface of the basic unit after being handled through the step one, obtains bottom,
And cause the thickness of the bottom for 0.8-1.0mm；
Step 3: in mass ratio 1: 1.5-3: 12-25 weighs the component A, the component B and the component C, stirring is mixed,
Investment precoat is made；Start to carry out the wet to wet trade of the investment precoat before condensing on the surface of the bottom, will be described
Investment precoat is covered on the bottom by doctor blade process and forms surface layer, obtains the aqueous polyurethane mortar skirting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710282508.9A CN107117873A (en) | 2017-04-26 | 2017-04-26 | A kind of aqueous polyurethane mortar skirting and its preparation method and application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710282508.9A CN107117873A (en) | 2017-04-26 | 2017-04-26 | A kind of aqueous polyurethane mortar skirting and its preparation method and application |
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| CN107117873A true CN107117873A (en) | 2017-09-01 |
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| CN201710282508.9A Pending CN107117873A (en) | 2017-04-26 | 2017-04-26 | A kind of aqueous polyurethane mortar skirting and its preparation method and application |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549234A (en) * | 2020-12-25 | 2021-03-26 | 圣象新饰材(江苏)有限公司 | Production process of multilayer solid wood skirting line |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104817292A (en) * | 2015-04-22 | 2015-08-05 | 哈尔滨工程大学 | Bridge deck repair waterborne polyurethane polymer mortar and preparation method thereof |
| CN105712674A (en) * | 2016-03-22 | 2016-06-29 | 默利卡高分子材料（上海）有限公司 | Polyurethane mortar applicable to plates and application method of polyurethane mortar |
| CN105753379A (en) * | 2014-12-17 | 2016-07-13 | 广州市领科化工有限公司 | Four-component aqueous polyurethane mortar floor material |
| CN105819766A (en) * | 2016-03-22 | 2016-08-03 | 默利卡高分子材料（上海）有限公司 | Thin-layer polyurethane mortar terrace and preparing method thereof |
-
2017
- 2017-04-26 CN CN201710282508.9A patent/CN107117873A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105753379A (en) * | 2014-12-17 | 2016-07-13 | 广州市领科化工有限公司 | Four-component aqueous polyurethane mortar floor material |
| CN104817292A (en) * | 2015-04-22 | 2015-08-05 | 哈尔滨工程大学 | Bridge deck repair waterborne polyurethane polymer mortar and preparation method thereof |
| CN105712674A (en) * | 2016-03-22 | 2016-06-29 | 默利卡高分子材料（上海）有限公司 | Polyurethane mortar applicable to plates and application method of polyurethane mortar |
| CN105819766A (en) * | 2016-03-22 | 2016-08-03 | 默利卡高分子材料（上海）有限公司 | Thin-layer polyurethane mortar terrace and preparing method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112549234A (en) * | 2020-12-25 | 2021-03-26 | 圣象新饰材(江苏)有限公司 | Production process of multilayer solid wood skirting line |
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Application publication date: 20170901 |