CN109370409A - A kind of aqueous polyurethane floor material and preparation method thereof - Google Patents
A kind of aqueous polyurethane floor material and preparation method thereof Download PDFInfo
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- CN109370409A CN109370409A CN201811253359.4A CN201811253359A CN109370409A CN 109370409 A CN109370409 A CN 109370409A CN 201811253359 A CN201811253359 A CN 201811253359A CN 109370409 A CN109370409 A CN 109370409A
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- 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
- C09D175/08—Polyurethanes from polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
- C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
- C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
- C08G18/348—Hydroxycarboxylic acids
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/44—Polycarbonates
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6625—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/34
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
- C08G18/724—Combination of aromatic polyisocyanates with (cyclo)aliphatic polyisocyanates
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
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Abstract
The present invention provides a kind of aqueous polyurethane floor material and preparation method thereof, the aqueous polyurethane floor material includes component A and B component, in parts by mass, the component A includes following raw material components: 10-20 parts of polyester polyol, 10-20 parts of diluent, 20-70 parts of hexamethylene diisocyanate trimer；In parts by mass, the B component includes following raw material components: 10-30 parts of polycarbonate glycol, 2-10 parts of hydrophilic chain extender, 10-30 parts of methyl diphenylene diisocyanate, 1-10 parts of pH adjusting agent, 2-30 parts of water, 0-10 parts of pigment, 0-25 parts of filler, 0-0.2 parts of auxiliary agent.Aqueous polyurethane floor material of the invention belongs to aqueous product, and VOC is low, and nontoxic, tasteless, environmental-protecting performance is excellent, has high economic benefit, environment friendly and economical；And good fluidity, it is easy to construct, wear-resisting, anti-skidding, corrosion resistance is very excellent.
Description
Technical field
The invention belongs to macromolecule application material fields, and in particular to a kind of aqueous polyurethane floor material and its preparation side
Method.
Background technique
The material of existing terrace based on solvent borne polyurethane and epoxy resin, and such material can generate in use compared with
High volatile organic compounds (VOC) discharge, smell is pungent, and toxic, insalubrity has been unable to satisfy higher and higher
Ecological requirements.
It is considered as overcoming and improving a kind of effective means of VOC emission by material Water-borne modification.Studies have shown that aqueous poly- ammonia
Ester material is more preferable than aqueous epoxy resins performance, and not can cause environmental pollution.Currently, Bayer, BASF Deng Guo foreign enterprise
The part water-base polyurethane material product of industry has been realized in industrialized production, and in coating, process hides, weaving, building and glue
The numerous areas such as stick are applied.And China starts late in the field, lagging in development, lacks independent intellectual property right, and
And there are larger gaps with offshore company for the overall performance for the product developed, and therefore, need to develop a kind of various aspects now
The all more excellent aqueous, environmental protective floor material of performance.
Summary of the invention
In view of the problems of the existing technology, the present invention is intended to provide a kind of aqueous polyurethane floor material and its preparation side
Method.By the selection and optimization to raw material, aqueous two-component polyurethane floor material obtained is non-toxic and tasteless, and environmental-protecting performance is excellent
It is different, and mechanical property is also obviously improved.
A kind of aqueous polyurethane floor material, the aqueous polyurethane floor material include component A and B component,
In parts by mass, the component A includes following raw material components:
10-20 parts of polyester polyol,
10-20 parts of diluent,
20-70 parts of hexamethylene diisocyanate trimer；
In parts by mass, the B component includes following raw material components:
Preferably, the aqueous polyurethane floor material includes component A and B component,
In parts by mass, the component A includes following raw material components:
10-20 parts of polyester polyol,
10-20 parts of diluent,
40-70 parts of hexamethylene diisocyanate trimer；
In parts by mass, the B component includes following raw material components:
Preferably, the aqueous polyurethane floor material includes component A and B component,
In parts by mass, the component A includes following raw material components:
10-20 parts of polyester polyol,
10-20 parts of diluent,
60-70 parts of hexamethylene diisocyanate trimer；
In parts by mass, the B component includes following raw material components:
Optionally, polyester polyol is 10-15 parts in the component A；Optionally, polyester polyol is in the component A
15-20 parts.
Optionally, diluent is 10-15 parts in the component A；Optionally, diluent is 15-20 parts in the component A.
Further, the diluent is propylene glycol methyl ether acetate (PMA) and/or acetone, preferably propylene glycol monomethyl ether vinegar
Acid esters.PMA belongs to environment-friendly type hydrophilic diluent, has better environmental-protecting performance and workability compared to traditional dilute agent, makes
Dosage has a significant impact to the mobility of system.When usage amount is lower than 10 mass parts (such as 5 parts), system liquidity is poor,
When higher than 20 mass parts, mobility is high, but excessively high dosage easily has an adverse effect to the performance of final terrace.
Optionally, hexamethylene diisocyanate (Hexamethylene Diisocyanate, HDI) in the component A
Tripolymer is 20-45 parts；Optionally, hexamethylene diisocyanate trimer is 45-70 parts in the component A.
Optionally, the polycarbonate glycol is 10-20 parts；Optionally, the polycarbonate glycol is 20-30 parts.
Optionally, the hydrophilic chain extender is 2-6 parts；Optionally, described hydrophilic chain extender 6-10 parts.
Further, the hydrophilic chain extender is dimethylolpropionic acid (DMBA) and/or dihydromethyl propionic acid, preferably dihydroxy
Methylbutanoic acid.
Preferably, the pH adjusting agent is triethylamine.
Optionally, the methyl diphenylene diisocyanate (MDI) is 10-20 parts；Optionally, the diphenyl methane two
Isocyanates is 20-30 parts.
Further, the pigment includes iron oxide red, such as iron oxide red S110.Further, the filler includes
Silica flour.Further, the auxiliary agent includes levelling agent (such as BYK330) and/or coupling agent (such as KH-570).
Further, the polyester polyol (PEG) is polyoxyethylene glycol N-220, and average molecular weight is
2000。
Further, average molecular weight≤3000 of the polycarbonate glycol (PCDL), for example, 3000,2800,2500,
2000, it is preferable that the average molecular weight of the polycarbonate glycol is 3000.
Further, component A obtained is a kind of performed polymer, and the nco value of the component A is 6.0-7.0% (such as NCO
Value is 6.0-6.5% or 6.5-7.0%), NCO refers to that isocyanate group in chemical material, value refer to contained by 100g sample
Isocyanates (- NCO) group quality.The known method that this field can be used in the measurement of nco value carries out, such as di-n-butylamine
Method.
Further, the OH value (hydroxyl value) of the B component is 5.5-6.0mgKOH/g, and this field can be used in the measurement of OH value
Known method carry out, such as GB/T12008.3-2009.
Further, the preparation process of the component A is the following steps are included: be added reaction for the pure and mild diluent of polyester polyols
In kettle (reaction kettle may be configured with thermometer, stirring and vacuum system), stirs and be warming up to 100-115 DEG C, in 0.03-
It is dehydrated to moisture content of material in kettle in 0.05 mass % under 0.09MPa (such as 0.06MPa) vacuum degree hereinafter, being cooled to 30-
40 DEG C, hexamethylene diisocyanate trimer is added, is warming up to 50-60 DEG C and insulation reaction nco value into system reaches
6.0-7.0%, be put into after cooling in the closed container of nitrogen protection store it is spare.
Further, the preparation process of the B component is the following steps are included: polycarbonate glycol and hydrophilic chain extender are added
Enter in dehydrating kettle, stirring is warming up to 100-110 DEG C, is dehydrated under 0.03-0.09MPa (such as 0.06MPa) vacuum degree to material
Moisture content is below 0.05 mass %；It is transferred to reaction kettle and is cooled to 50-60 DEG C, methyl diphenylene diisocyanate is added,
It is warming up to 70-80 DEG C and insulation reaction 2-5h (such as 3h), is then cooled to 40-50 DEG C, 20-40 points of pH adjusting agent reaction is added
Clock (such as 30 minutes) is then cooled to 30-40 DEG C, after addition water (preferably deionized water) is dispersed, and passes through mulser cream
After change, pigment, filler, auxiliary agent are added, (such as dispersion 1h) filtering after dispersion.
Above-mentioned raw materials are commercially available to be obtained or is easily made by known method.
A kind of preparation method of aqueous polyurethane floor material, comprising the following steps: by the component A, B component and catalysis
Agent after mixing, is placed in mold through room temperature curing, curing, obtains terrace, wherein component A and B component are with NCO/OH moles
Than mixing for 1.6-2.0, catalyst accounts for the 0.2 ‰ -0.8 ‰ of component A and B component total amount, preferably 0.4 ‰ -0.6 ‰, such as
0.5‰；Further, catalyst is selected from environmental protection catalyst, preparation method are as follows: in mass ratio by organo-bismuth, organic zinc, PMA
Stirring evenly for 1:1-3:1-3 (preferably 1:2:2) can be prepared by；For example, by 20 parts of organo-bismuth, 40 parts of organic zinc, 40 parts of PMA,
It stirs evenly obtained.Optionally, before curing, it can be placed on the surface of the material according to performance requirement in mixed system anti-skidding
Powder is to enhance antiskid effect.
Aqueous two-component polyurethane floor material of the invention is non-toxic and tasteless, is used to prepare floor coatings not only fundamentally
Environmental-protecting performance is improved, and compared to traditional solvent borne polyurethane or epoxy floor coating, there is more preferably mechanics
Performance, comprehensive performance is superior, is ideal environment-friendly products.
Compared with the existing technology, beneficial effects of the present invention:
(1) aqueous polyurethane floor material of the invention belongs to aqueous product, and VOC is low, and nontoxic, tasteless, environmental-protecting performance is excellent
It is different, there is high economic benefit, environment friendly and economical；
(2) aqueous polyurethane floor material good fluidity prepared by the present invention, is easy to construct, and wear-resisting, anti-skidding, corrosion-resistant
Performance is very excellent；
(3) production technology of the invention is more simplified, and production efficiency is higher.
Specific embodiment
In order to preferably explain the present invention, it is described further now in conjunction with following specific embodiments, but the present invention is unlimited
In specific embodiment.
Table 1: ingredient and content (mass parts)
The preparation process of embodiment 1-4 are as follows:
The preparation of component A: polyester polyol (PEG) and diluent (PMA) are added, thermometer, stirring and vacuum system is housed
It in the reaction kettle of system, stirs and is warming up to 100-115 DEG C, dehydration to material moisture content in kettle exists under 0.06MPa vacuum degree
For 0.05 mass % hereinafter, being cooled to 30-40 DEG C, addition HDI trimer is warming up to 50-60 DEG C and insulation reaction NCO into system
Value reaches 6.5%, be put into after cooling in the closed container of nitrogen protection store it is spare；
The preparation of B component: polycarbonate glycol (PCDL) and chain extender (DMBA) are added in dehydrating kettle, stirring is warming up to
100-110 DEG C, dehydration is to material moisture content below 0.05 mass % under 0.06MPa vacuum degree；It is transferred to reaction kettle and drops
MDI is added to 50-60 DEG C in temperature, is to slowly warm up to 70-80 DEG C and insulation reaction 3h, is then cooled to 40-50 DEG C, and three second are added
Amine carries out neutralization reaction 30 minutes, is then cooled to 30-40 DEG C, is put into dispersion cylinder and 10-30 mass parts deionized water is added
Dispersed, emulsified by mulser, adds pigment, filler and auxiliary agent, filtering, packaging after dispersion 1 hour.
The preparation of test piece: the ratio for being 1.8 in NCO/OH molar ratio uniformly mixes component A, B component and catalyst, so
It pours into afterwards and is pre-coated in the mold of release agent (specification 300mm × 300mm × 1mm), room temperature curing is for 24 hours.Test piece is removed, is put into
After 75 DEG C of insulating box curings for 24 hours, dumbbell specimen is cut out in case detection.
The preparation process of comparative example 1-3 is the same as embodiment 1-4.
Comparative example 4: by polyether polyol (N220, N330) and TDI (toluene di-isocyanate(TDI)), polyether polyol (N220,
N330) and MDI, in 3 hours obtained NCO%:6.0-7.0% performed polymer component As of 80-85 DEG C of reaction；
B component: it is mixed with polyether polyol (N1618), chain extender, pigment, filler and auxiliary agent, OH content is set in
5.5-6.0mgKOH/g。
Performance characterization:
The method that test piece performance test is recorded referring to GB/T 22374-2018 carries out, floor coatings sample performance test ginseng
It is carried out according to the method that GB/T22374-2018 is recorded.
Table 2:
The mobility of 1 product of comparative example is too poor, can not construction usage.The mobility of embodiment 1-4 product is very good, Yi Liu
It is dynamic.
In preparing performed polymer, hydrophilic chain extender DMBA, PCDL is selected react with MDI the aqueous B group of production
Point, it compared with traditional solvent borne polyurethane and epoxy resin, has no irritating odor, more conducively safety in production and environmental protection construction.
For environmental requirement and cost is reduced, deionized water more low-cost than conventional solvent, the poly- ammonia produced are selected in B component
Ester performance improves a lot.Product of the present invention meets enterprise's internal control index request, also complies with 22374-2018 standard of GB/T, water
The performance of property polyurethane is more preferable.Compared with traditional solvent borne polyurethane floor coatings and epoxy floor coating, the present invention
Product is nontoxic, it is tasteless, meet environmental requirement, and comprehensive performance is superior, is ideal environment-friendly products.
Above is only a specific embodiment of the present invention, it is not intended to limit the scope of the invention, all utilizations
The equivalent transformation that the present invention makees, is applied directly or indirectly in other relevant technical fields, similarly includes of the invention
Among scope of patent protection.
Claims (10)
1. a kind of aqueous polyurethane floor material, which is characterized in that the aqueous polyurethane floor material includes component A and B group
Point,
In parts by mass, the component A includes following raw material components:
10-20 parts of polyester polyol,
10-20 parts of diluent,
20-70 parts of hexamethylene diisocyanate trimer；
In parts by mass, the B component includes following raw material components:
2. aqueous polyurethane floor material according to claim 1, which is characterized in that the aqueous polyurethane floor material
Including component A and B component,
In parts by mass, the component A includes following raw material components:
10-20 parts of polyester polyol,
10-20 parts of diluent,
40-70 parts of hexamethylene diisocyanate trimer；
In parts by mass, the B component includes following raw material components:
3. aqueous polyurethane floor material according to claim 1, which is characterized in that the aqueous polyurethane floor material
Including component A and B component,
In parts by mass, the component A includes following raw material components:
10-20 parts of polyester polyol,
10-20 parts of diluent,
60-70 parts of hexamethylene diisocyanate trimer；
In parts by mass, the B component includes following raw material components:
4. aqueous polyurethane floor material according to any one of claim 1-3, which is characterized in that the diluent is
Propylene glycol methyl ether acetate and/or acetone；The hydrophilic chain extender is dimethylolpropionic acid and/or dihydromethyl propionic acid；It is described
PH adjusting agent is triethylamine.
5. aqueous polyurethane floor material according to any one of claim 1-3, which is characterized in that the pigment includes
Iron oxide red；The filler includes silica flour；The auxiliary agent includes levelling agent and/or coupling agent.
6. aqueous polyurethane floor material according to any one of claim 1-3, which is characterized in that the polyester polyols
Alcohol is polyoxyethylene glycol N-220, average molecular weight 2000；The average molecular weight of the polycarbonate glycol≤
3000。
7. aqueous polyurethane floor material according to any one of claim 1-3, which is characterized in that the component A
Nco value is 6.0-7.0%；The OH value of the B component is 5.5-6.0mgKOH/g.
8. aqueous polyurethane floor material according to any one of claim 1-3, which is characterized in that the component A
Preparation process is stirred and is warming up to 100-115 DEG C the following steps are included: the pure and mild diluent of polyester polyols is added in reaction kettle,
Under 0.03-0.09MPa vacuum degree dehydration to moisture content of material in kettle in 0.05 mass % hereinafter, be cooled to 30-40 DEG C, add
Enter hexamethylene diisocyanate trimer, is warming up to 50-60 DEG C and insulation reaction nco value into system reaches 6.0-7.0%.
9. aqueous polyurethane floor material according to any one of claim 1-3, which is characterized in that the B component
For preparation process the following steps are included: polycarbonate glycol and hydrophilic chain extender are added in dehydrating kettle, stirring is warming up to 100-110
DEG C, dehydration is to moisture content of material below 0.05 mass % under 0.03-0.09MPa vacuum degree；It is transferred to reaction kettle and cools down
To 50-60 DEG C, methyl diphenylene diisocyanate is added, is warming up to 70-80 DEG C and insulation reaction 2-5h, is then cooled to 40-
50 DEG C, pH adjusting agent is added and reacts 20-40 minutes, is then cooled to 30-40 DEG C, after addition water is dispersed, passes through mulser
After emulsification, pigment, filler, auxiliary agent are added, is filtered after dispersion.
10. a kind of preparation method of aqueous polyurethane floor material according to claim 1 to 9, feature exist
In, comprising the following steps: after mixing by the component A, B component and catalyst, it is placed in mold through room temperature curing, ripe
Change, obtain terrace, wherein component A is that 1.6-2.0 is mixed with NCO/OH molar ratio with B component, and catalyst accounts for component A and B component
The 0.2 ‰ -0.8 ‰ of total amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811253359.4A CN109370409A (en) | 2018-10-25 | 2018-10-25 | A kind of aqueous polyurethane floor material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115093824A (en) * | 2022-06-17 | 2022-09-23 | 广东高捷体育产业有限公司 | Permeable terrace glue and preparation method and application thereof |
| CN115216215A (en) * | 2022-07-09 | 2022-10-21 | 江苏长诺运动场地新材料有限公司 | Environment-friendly polyurethane surface layer for court and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105131819A (en) * | 2015-09-16 | 2015-12-09 | 江苏长诺运动场地新材料有限公司 | Water-based polyurethane track material and preparation method thereof |
| CN108192215A (en) * | 2018-02-28 | 2018-06-22 | 杭州富阳鼎创科技有限公司 | A kind of shock resistance type polypropylene material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105131819A (en) * | 2015-09-16 | 2015-12-09 | 江苏长诺运动场地新材料有限公司 | Water-based polyurethane track material and preparation method thereof |
| CN108192215A (en) * | 2018-02-28 | 2018-06-22 | 杭州富阳鼎创科技有限公司 | A kind of shock resistance type polypropylene material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115093824A (en) * | 2022-06-17 | 2022-09-23 | 广东高捷体育产业有限公司 | Permeable terrace glue and preparation method and application thereof |
| CN115093824B (en) * | 2022-06-17 | 2024-05-03 | 高捷体育股份有限公司 | Water-permeable terrace glue and preparation method and application thereof |
| CN115216215A (en) * | 2022-07-09 | 2022-10-21 | 江苏长诺运动场地新材料有限公司 | Environment-friendly polyurethane surface layer for court and preparation method thereof |
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Application publication date: 20190222 |