CN115612390A - High emulsification polyurethane mortar terrace coating structure - Google Patents

High emulsification polyurethane mortar terrace coating structure Download PDF

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Publication number
CN115612390A
CN115612390A CN202211197680.1A CN202211197680A CN115612390A CN 115612390 A CN115612390 A CN 115612390A CN 202211197680 A CN202211197680 A CN 202211197680A CN 115612390 A CN115612390 A CN 115612390A
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China
Prior art keywords
coating
parts
polyurethane
coating structure
corn straw
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Pending
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CN202211197680.1A
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Chinese (zh)
Inventor
张越军
张万基
章溢威
张海明
陈本
林平
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Shenzhen Lucheng Decoration Design Engineering Co ltd
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Shenzhen Lucheng Decoration Design Engineering Co ltd
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Priority to CN202211197680.1A priority Critical patent/CN115612390A/en
Publication of CN115612390A publication Critical patent/CN115612390A/en
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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
    • 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
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/003—Treatment with radio-waves or microwaves
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/04—Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/08—Organic compounds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/144—Alcohols; Metal alcoholates
    • D06M13/148—Polyalcohols, e.g. glycerol or glucose
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with organometallic compounds; with organic compounds containing boron, silicon, selenium or tellurium atoms
    • D06M13/51—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond
    • D06M13/513—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond with at least one carbon-silicon bond
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/12—Flooring or floor layers made of masses in situ, e.g. seamless magnesite floors, terrazzo gypsum floors
    • 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
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16—Fibres; Fibrils
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02—Natural fibres, other than mineral fibres
    • D06M2101/04—Vegetal fibres
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Abstract

The invention relates to the technical field of high-emulsification polyurethane mortar, in particular to a terrace coating structure of high-emulsification polyurethane mortar; a high-emulsification polyurethane mortar terrace coating structure comprises a bottom coating, a cement mortar layer arranged on the bottom coating and a top coating arranged on the cement mortar layer, wherein the top coating is a polyurethane wear-resistant coating; the polyurethane wear-resistant coating comprises the following components in parts by weight: 40-60 parts of polyester polyol, 10-30 parts of polyisocyanate, 4-7 parts of a curing agent, 2-4 parts of a dispersing agent, 1-3 parts of a water reducing agent and 20-40 parts of a filler, wherein the filler is a mixture of calcium carbonate whiskers and corn straw fibers.

Description

High emulsification polyurethane mortar terrace coating structure
Technical Field
The invention relates to the technical field of high-emulsification polyurethane mortar, in particular to a terrace coating structure of high-emulsification polyurethane mortar.
Background
With the wide application of polyurethane in various industries, polyurethane mortar terrace systems are produced in European and American countries. By virtue of the superiority of the performance of the polyurethane mortar, the polyurethane mortar terrace system has been applied for more than 40 years so far. With the continuous development of polyurethane mortar terrace industry, the requirement on the wear resistance of polyurethane mortar terrace is higher and higher.
Polyurethane mortar terrace among the prior art mainly has following problem: the wear-resisting property of the floor surface is realized mainly by coating the wear-resisting coating on the floor surface, although the wear-resisting coating improves the wear-resisting property of the polyurethane mortar floor to a certain extent, along with the continuous development of the application field of the polyurethane mortar floor, the requirement on the wear-resisting property of the polyurethane mortar floor is higher and higher, and the wear-resisting coating in the prior art can not meet the development requirement of the industry.
Therefore, how to improve the wear resistance of the polyurethane mortar terrace surface is a problem to be solved by various manufacturers.
Disclosure of Invention
To the not enough of prior art existence, this application provides a high emulsification polyurethane mortar terrace coating structure.
First aspect, this application provides a high emulsification polyurethane mortar terrace coating structure, adopts following technical scheme: a high-emulsification polyurethane mortar terrace coating structure comprises a bottom coating, a cement mortar layer arranged on the bottom coating and a surface coating arranged on the cement mortar layer, wherein the surface coating is a polyurethane wear-resistant coating; the polyurethane wear-resistant coating comprises the following components in parts by weight: 40-60 parts of polyester polyol, 10-30 parts of polyisocyanate, 4-7 parts of curing agent, 2-4 parts of dispersing agent, 1-3 parts of water reducing agent and 20-40 parts of filler, wherein the filler is a mixture of calcium carbonate whiskers and corn straw fibers.
In the application, the raw materials of the filler are improved, and the corn straw fiber is added; the corn straw fiber has uneven surface gully and has a fine branch protruding at the tip, so that the lapping effect can be realized; through the overlap joint effect between the corn stalk fibre, strengthened the cohesive force between the raw material mixture, more be favorable to adsorbing the raw material mixture, increase raw material mixture inside frictional resistance has increased the wearability of top-coat.
Through improving the raw materials to the filler in this application, add the calcium carbonate whisker, can separate the adsorption that produces because van der waals' force between the maize straw fibre in the space to make the even dispersion of maize straw fibre in the mixture. In addition, the added calcium carbonate whiskers have good compatibility with the raw material mixture, so that the raw material mixture can be reinforced and toughened, and meanwhile, the calcium carbonate whiskers can play a role in filling mineral fine powder, optimize the pore structure of the surface coating and increase the wear resistance of the surface material layer.
In addition, the corn stalk fiber and the calcium carbonate crystal whisker are environment-friendly materials which are green, easy to degrade and pollution-free, and reduce the pollution to the environment.
Through adopting above-mentioned technical scheme, through the improvement to the filler in this application, can make raw material mixture adsorb on the surface of filler, make the interfacial strength of filler promote, increased the wearability of precoat.
Preferably, the mass ratio of the calcium carbonate whiskers to the corn straw fibers in the filler is 10-15. Preferably, the corn stalk fiber is modified, and the modification steps are as follows:
after carrying out microwave irradiation on the corn straw fiber, putting the corn straw fiber into glycerol for standing;
and (3) reacting the corn straw fiber after standing with a silane coupling agent, filtering and drying to obtain the corn straw fiber.
Preferably, the mass ratio of the corn stalk fiber, the glycerol and the silane coupling agent is 13-23: 3-5.
Preferably, the power of the microwave irradiation is 500-1000W.
Through carrying out modification treatment to maize straw fibre in this application, make maize straw fibre surface rougher, absorption that can be better makes maize straw fibre and raw material mixture combine closely together in the raw material mixture, and maize straw fibre forms three-dimensional network structure in mixture inside, can prevent the crack at the inside diffusion of top-coat layer, has improved the wearability of top-coat layer.
Preferably, the curing agent is p-hydroxybenzene sulfonic acid.
Preferably, the dispersant is at least one of BYK-190, BYK-194N and TEGO Dispers 760W.
Preferably, the water reducing agent is a polycarboxylic acid water reducing agent.
Preferably, the thickness of the top coating is 2-6mm.
Preferably, the cement mortar layer has a thickness of 5 to 35mm.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by improving the filler, the calcium carbonate crystal whisker and the corn straw fiber are added, so that the raw material mixture can be adsorbed on the surface of the filler, the interface strength of the filler is improved, and the wear resistance of the fabric layer is increased;
2. through carrying out modification treatment to maize straw fibre in this application, through modification treatment back, make maize straw fibre surface rougher, can adsorb in raw material mixture well to at the inside three-dimensional network structure that forms of mixture, can effectively prevent the crack at the inside diffusion of top-coat layer, improved the wearability of top-coat layer.
Detailed Description
The raw materials involved in the application are all commercially available products, wherein the calcium carbonate whiskers are purchased from Hanteng plastics Co., ltd, dongguan city; polyester polyols were purchased from le xin chemical ltd, guangzhou; polyisocyanate was purchased from wilkino chemical materials ltd, shenzhen.
The present application will be described in further detail with reference to examples and comparative examples.
Modification of corn stalk fiber:
preparation examples 1 to 3:
as shown in Table 1, the main difference between the preparations 1 to 3 is the difference in the starting materials.
The following description will be made by taking preparation example 1 as an example.
Modifying the corn stalk fiber, wherein the modification steps are as follows:
after carrying out microwave irradiation on the corn straw fiber, putting the corn straw fiber into glycerol for standing;
and (3) reacting the corn straw fiber after standing with a silane coupling agent, filtering and drying to obtain the corn straw fiber.
Wherein the silane coupling agent is a silane coupling agent KH550; the power of the microwave irradiation was 800W.
TABLE 1 raw materials (unit: g) for corn stalk fiber modification treatment step
Raw materials Preparation example 1 Preparation example 2 Preparation example 3
Corn stalk fiber 13 20 23
Glycerol 50 55 60
Silane coupling agent 3 4 5
Preparation of the filler:
preparation examples 4 to 6:
as shown in Table 2, the main difference between preparation examples 4 to 6 is the difference between the starting materials.
The following description will be made by taking preparation example 4 as an example.
The preparation process of the filler comprises the following steps:
and mixing the calcium carbonate whiskers, the corn straw fibers and 100g of deionized water to obtain the filler.
TABLE 2 Filler materials proportioning Table (unit: g)
Raw materials Preparation example 4 Preparation example 5 Preparation example 6
Calcium carbonate whisker 10 13 15
Corn stalk fiber 30 35 40
Preparation examples 7 to 9:
the main differences between preparation examples 7 to 9 and preparation example 5 are: the corn stalk fiber used in each preparation example is obtained from different preparation examples, the other preparation conditions are the same as those of preparation example 5, and the specific corresponding relationship is shown in the following table:
TABLE 3 comparison of the raw materials used for the fillers
Preparation example 7 Corn stalk fiber obtained in preparation example 1
Preparation example 8 Corn stalk fiber obtained in preparation example 2
Preparation example 9 Corn stalk fiber obtained in preparation example 3
The embodiment is as follows:
as shown in Table 4, examples 1-3 differ mainly in the starting materials.
The following description will be given by taking example 1 as an example.
A high-emulsification polyurethane mortar terrace coating structure comprises a bottom coating, a cement mortar layer arranged on the bottom coating and a top coating arranged on the cement mortar layer, wherein the top coating is a polyurethane wear-resistant coating; wherein, a polyurethane wear-resistant coating is applied to the outer surface of the cement mortar layer by adopting a coating process.
The preparation process of the polyurethane wear-resistant coating comprises the following steps:
and mixing polyester polyol, polyisocyanate, a curing agent, a dispersing agent, a water reducing agent, a filler and 500g of deionized water at 25 ℃ for 30 minutes to obtain the polyurethane wear-resistant coating.
Wherein the curing agent is p-hydroxybenzene sulfonic acid, the dispersing agent is BYK-190, the water reducing agent is a polycarboxylic acid water reducing agent, and the thickness of a surface coating is 4mm; the thickness of the cement mortar layer is 20mm.
TABLE 4 raw material proportioning Table (unit: g) of polyurethane wear-resistant coating
Raw materials Example 1 Example 2 Example 3
Polyester polyols 40 50 60
Polyisocyanate 10 20 30
Curing agent 4 6 7
Dispersing agent 2 3 4
Water reducing agent 1 2 3
Filler (preparation example 4) 20 30 40
Examples 4-8 differ from example 2 mainly in that: the fillers used in the examples were obtained from different preparation examples, the other preparation conditions were the same as in example 2, and the specific correspondence is shown in the following table:
TABLE 5 comparison of the raw materials used for the fillers
Example 4 Corn stalk fiber obtained in production example 5
Example 5 Corn stalk fiber obtained in production example 6
Example 6 Corn stalk fiber obtained in production example 7
Example 7 Preparation example 8 toThe obtained corn straw fiber
Example 8 Corn stalk fiber obtained in production example 9
Comparative example 1:
the difference from example 1 is that: no calcium carbonate whiskers were added.
Comparative example 2:
the difference from example 1 is that: no corn stalk fiber is added.
And (3) performance detection:
and (3) carrying out performance detection on the high-emulsion polyurethane mortar terrace coating structure prepared in the embodiment 1-8 and the sample prepared in the comparative example 1-2.
The test method is as follows: and (3) detecting by adopting JC/T2327-2015 waterborne polyurethane terrace material.
TABLE 6 detection of the Properties of the high-emulsification polyurethane mortar terrace coating structures prepared in examples 1-8 and the samples prepared in comparative examples 1-2
Abrasion resistance (500 g/100 r)/g Abrasion resistance (750 g/500 r), g
Example 1 0.13 0.015
Example 2 0.12 0.014
Example 3 0.13 0.013
Example 4 0.12 0.014
Example 5 0.13 0.015
Example 6 0.08 0.009
Example 7 0.07 0.010
Example 8 0.08 0.009
Comparative example 1 0.36 0.15
Comparative example 2 0.39 0.18
As can be seen from Table 1, the wear resistance of the high-emulsion polyurethane mortar terrace coating structure prepared in the embodiments 1 to 8 is superior to that of the sample prepared in the comparative examples 1 to 2, and the raw material mixture can be adsorbed on the surface of the filler by improving the filler in the application, so that the interfacial strength of the filler is improved, and the wear resistance of the fabric layer is increased.
The wear resistance of the embodiment 6-8 is better than that of the embodiment 1-5 by combining the embodiment 1-5 and the embodiment 6-8, which shows that after the corn straw fiber is modified, the corn straw fiber and the raw material mixture are tightly combined together, and a three-dimensional network structure is formed in the mixture, so that the mechanical property of the fabric layer is improved, and the wear resistance of the surface coating is improved.
It can be known from the combination of the example 1 and the comparative example 1 that the wear resistance of the example 1 is better than that of the comparative example 1, which shows that the addition of the calcium carbonate whiskers can not only spatially block the adsorption effect between the corn stalk fibers due to van der waals force, but also the added calcium carbonate whiskers have good compatibility with the raw material mixture, can realize the reinforcement and toughening of the raw material mixture, and simultaneously, the calcium carbonate whiskers can play a role in filling the mineral fine powder, optimize the pore structure of the top coating, and increase the wear resistance of the top coating.
The abrasion resistance of the coating is better than that of the comparative example 1 by combining the example 1 and the comparative example 2, which shows that the addition of the corn straw fiber enhances the cohesive force between the raw material mixtures, is more favorable for adsorbing the raw material mixtures, increases the frictional resistance in the raw material mixtures and increases the abrasion resistance of the coating.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

Claims (10)

1. The utility model provides a high emulsification polyurethane mortar terrace coating structure which characterized in that: the coating comprises a bottom coating, a cement mortar layer arranged on the bottom coating and a top coating arranged on the cement mortar layer, wherein the top coating is a polyurethane wear-resistant coating; the polyurethane wear-resistant coating comprises the following components in parts by weight: 40-60 parts of polyester polyol, 10-30 parts of polyisocyanate, 4-7 parts of curing agent, 2-4 parts of dispersing agent, 1-3 parts of water reducing agent and 20-40 parts of filler, wherein the filler is a mixture of calcium carbonate whiskers and corn straw fibers.
2. The high emulsification polyurethane mortar terrace coating structure of claim 1, characterized in that: the mass ratio of the calcium carbonate whiskers to the corn straw fibers in the filler is 10-15.
3. The high-emulsification polyurethane mortar terrace coating structure of claim 2, wherein the corn stalk fiber is modified by the following steps:
after carrying out microwave irradiation on the corn straw fiber, putting the corn straw fiber into glycerol for standing;
and (3) reacting the corn straw fiber after standing with a silane coupling agent, filtering and drying to obtain the corn straw fiber.
4. The high emulsification polyurethane mortar terrace coating structure of claim 3, characterized in that: the mass ratio of the corn straw fiber to the glycerol to the silane coupling agent is 13-23: 3-5.
5. The high emulsification polyurethane mortar terrace coating structure of claim 3, characterized in that: the power of microwave irradiation is 500-1000W.
6. The high emulsification polyurethane mortar terrace coating structure of claim 1, characterized in that: the curing agent is p-hydroxybenzene sulfonic acid.
7. The high emulsification polyurethane mortar terrace coating structure of claim 1, characterized in that: the dispersant is at least one of BYK-190, BYK-194N and TEGO Dispers 760W.
8. The high emulsification polyurethane mortar terrace coating structure of claim 1, characterized in that: the water reducing agent is a polycarboxylic acid water reducing agent.
9. The high emulsification polyurethane mortar terrace coating structure of claim 1, characterized in that: the thickness of the surface coating is 2-6mm.
10. The high emulsification polyurethane mortar terrace coating structure of claim 1, which is characterized in that: the thickness of the cement mortar layer is 5-35mm.
CN202211197680.1A 2022-09-29 2022-09-29 High emulsification polyurethane mortar terrace coating structure Pending CN115612390A (en)

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CN112537930A (en) * 2020-12-08 2021-03-23 廊坊市泽龙混凝土有限公司 Ultrahigh-strength concrete and preparation method thereof
CN113789124A (en) * 2021-09-16 2021-12-14 建国伟业防水科技望都有限公司 Special non-cured rubber asphalt waterproof coating and preparation method thereof
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US20170114211A1 (en) * 2015-06-05 2017-04-27 Boral Ip Holdings (Australia) Pty Limited Filled polyurethane composites with lightweight fillers
CN205276807U (en) * 2016-01-04 2016-06-01 石家庄超硕地坪工程有限公司 Amortization terrace
CN105837786A (en) * 2016-03-17 2016-08-10 中国林业科学研究院林产化学工业研究所 Cellulose nanofibril composite two-component waterborne polyurethanes and preparation method and application thereof
CN106049053A (en) * 2016-05-28 2016-10-26 东北林业大学 Modified cellulose nano filament solution and modified waterborne polymer coating thereof
CN106349908A (en) * 2016-08-31 2017-01-25 安徽阜南县万家和工艺品有限公司 High-performance wickerwork coating
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Application publication date: 20230117