CN108064256A - Molding pearl reticulate pattern runway cover of one-component in-situ spraying and preparation method thereof - Google Patents
Molding pearl reticulate pattern runway cover of one-component in-situ spraying and preparation method thereof Download PDFInfo
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- CN108064256A CN108064256A CN201680033141.0A CN201680033141A CN108064256A CN 108064256 A CN108064256 A CN 108064256A CN 201680033141 A CN201680033141 A CN 201680033141A CN 108064256 A CN108064256 A CN 108064256A
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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
- C09D175/08—Polyurethanes from polyethers
-
- 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
- C08G18/28—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
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3893—Low-molecular-weight compounds having heteroatoms other than oxygen containing silicon
-
- 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
- C08G18/28—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
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4812—Mixtures of polyetherdiols with polyetherpolyols having at least three hydroxy groups
-
- 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
- C08G18/28—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
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/06—Pavings made in situ, e.g. for sand grounds, clay courts E01C13/003
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- 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
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a kind of molding pearl reticulate pattern runway covers of one-component in-situ spraying, are mixed by component A and B component, and component A includes polyether polyol, isocyanates, filler, silane coupling agent, thixotropic filler, age resister；B component includes plasticizer, filler, toner 9.0 11.0%, thixotropic filler, also discloses the preparation method of the pearl reticulate pattern runway cover.The runway cover of the present invention cures for one-component, is solvent-free, without particle full-plastic.
Description
Technical field
The invention belongs to full-plastic plastic cement race track technical fields, and in particular to a kind of molding pearl of one-component in-situ spraying
Reticulate pattern runway cover and preparation method thereof.
Background technology
In existing runway product, runway cover material is generally：1st, EPDM particles sprayed after adhesive wraps up and
Into；2nd, after scratching certain thickness polyurethane coating, EPDM particles is shed, are fixed using polyurethane coating；3rd, factory's system
Make Prefabricated runway surface material；4th, existing track material is mostly that bi-component cures, and needs addition heavy metal in the curing process
Catalyst, and material needs to use organic solvent during synthesis, and environment is impacted.The first two EPDM particles are easy
It comes off, causes substantial amounts of particle packing in runway cover；The latter forms for prefabrication, and scene is laid with more seams and easily splits, nothing
Method reaches integral requirement, and the use of heavy metal catalyst and the use of organic solvent easily impact environment, no
Meet environmental requirement.
The content of the invention
To solve the problems, such as that existing plastic cement race track surface layer exists, the present invention proposes a kind of molding pearl of one-component in-situ spraying
Shape reticulate pattern runway cover, the runway cover material be a kind of one-component cure, be solvent-free, without particle full-plastic, be painted on
Polyurethane runway surface material in full-plastic runway reinforcement level；Surface material using high intensity, high durable, high tenacity it is poly-
Urea type polyurethane material, material have the characteristic of high thixotroping in itself, and pearl reticulate pattern is formed in scene after the spraying of runway spraying equipment
Structure integrally provides optimal friction surface to track material；Without particle full-plastic, solve what rubber grain runway particle came off
Defect；One-component curing mechanism eliminates two-component and cures some required heavy metal catalysts.
The technical proposal of the invention is realized in this way：
A kind of molding pearl reticulate pattern runway cover of one-component in-situ spraying, material by component A and B component by weight
1：2 mix, which is characterized in that the constitutive material components by weight percentage of component A and B component is as follows：
Component A：
B component：
Preferably, polyether polyol is the polyether polyol that degree of functionality is 2-3, and isocyanates is that degree of functionality is the different of 2-3
Cyanate.
Preferably, isocyanates is selected from methyl diphenylene diisocyanate.
Preferably, the thixotropic filler in aerosil, modified kaolin or modified calcium carbonate at least one
Kind.
Preferably, the one kind of filler in talcum powder, silica flour, montmorillonite, kaolin or aluminium hydroxide.
Preferably, silane coupling agent is selected from vinyltriethoxysilane, vinyltrimethoxysilane or γ-shrink
Glycidoxypropyl trimethoxy silane.
Preferably, age resister is selected from light stabilizer, ultra-violet absorber, antioxidant or hydrolysis stabilizer.
Preferably, plasticizer is selected from vegetable oil plasticizer.
Preferably, toner is selected from green iron oxide red, iron phthalein, iron oxide blue, iron oxide yellow or titanium dioxide.
A kind of preparation method of the molding pearl reticulate pattern runway cover of one-component in-situ spraying, preparation process are as follows：By than
Example weighs the polyether polyol, filler, thixotropic filler and dehydration and exists to (dehydration quantizating index), then with the isocyanates
65-70 DEG C is reacted, and when reaction 3-4 is small, the isocyano quantity in reaction system is then detected, when isocyano quantity is
During 7.0-7.5, then the silane coupling agent is added dropwise into reaction system until isocyano quantity is 5.0-5.5 in system, then
50-55 DEG C is cooled to, the age resister is then added, then cools down and component A is obtained by filtration；Weigh in proportion the plasticizer,
Toner, thixotropic filler, common fillers, and using kettle is mediated mediate uniformly, B component is obtained, at normal temperatures component A and B groups
Divide according to weight ratio 1：2 are mixed, and sprays by flush coater and the pearl reticulate pattern runway cover described in obtaining after curing.
Preferably, A, B component are according to 1：After 2 (weight ratios) stir evenly, added with runway flush coater even application in runway
On strong layer material face, twice of positive and negative crisscross spraying is every all over when hardening time being about 6-10 small, after curing thickness in 2.0mm,
Construction temperature is at 15-35 DEG C.
Beneficial effects of the present invention：
1st, the present invention proposes a kind of molding pearl reticulate pattern runway cover of one-component in-situ spraying, which is
A kind of one-component cures, is solvent-free, without particle full-plastic, the polyurethane runway being painted in full-plastic runway reinforcement level
Surface material.Surface material is had in itself using the high intensity of generation, high durable, the polyurea type polyurethane material of high tenacity, material
The characteristic of high thixotroping, scene are formed pearl reticulate structure, are integrally provided most to track material after the spraying of runway spraying equipment
Good friction surface.Without particle full-plastic, the defects of rubber grain runway particle comes off is solved.
2nd, the present invention uses one-component curing mechanism, is more in line with the requirement of environmental protection, and traditional preparation method is double groups
Part cures, while also needs to add in some heavy metal catalysts.
3rd, the molding pearl reticulate pattern runway cover of one-component in-situ spraying of the invention, result is as follows after testing：Antiskid value
(BPN20℃)：50-58；Anti-flammability：1 grade.
4th, the present invention is first reacted first by polyether polyol with isocyanates, then again Silane Grafted to isocyanate group
In group, substantial amounts of thixotropic filler is added, spraying can form the bigger pearl reticulate structure of thixotroping.
Specific embodiment
Embodiment 1
Component A：Weigh 33kg polyether Glycols, 20kg polyether-tribasic alcohols, 18kg talcum powder and 5kg aerosils into
Then row high temperature dehydration is reacted with 22kg methyl diphenylene diisocyanates at 70 DEG C again, when reaction 4 is small, then detect
Isocyano quantity in reaction system when isocyano quantity is 7.0, then 1kg γ-shrink is added dropwise into reaction system
Glycidoxypropyl trimethoxy silane, it is 5.0 to measure isocyano quantity in system, then is cooled to 50-55 DEG C, is then added
1kg antioxidants, then cool down and filter and package to obtain base polyurethane prepolymer for use as；B component：It is calculated according to weight percent, weighs 30kg
Vegetable oil plasticizer, 10kg iron oxide reds, 33kg modified calcium carbonates, 27kg silica flours using kettle is mediated mediate uniformly.
At normal temperatures according to 1 when then constructing at the scene：The ratio of 2 (weight ratios) is mixed evenly, and is sprayed by runway flush coater
Afterwards, cured to obtain the pearl reticulate pattern runway cover by adsorbing the either rear moisturizing point of steam in air.The runway
Surface layer layer material is by silane coupling agent modified polyurethane, the high mill base with thixotropic coefficient, is sprayed by live runway flush coater
Afterwards, high intensity, the pearl reticulate pattern runway cover of high durable are formed, runway cover thickness is about 2mm.
Embodiment 2
Component A：35kg polyether Glycols, 19kg polyether-tribasic alcohols, 17kg silica flours and 6kg modified kaolins is weighed to carry out
Then high temperature dehydration is reacted with 21kg methyl diphenylene diisocyanates at 65 DEG C again, when reaction 4 is small, then detection is anti-
The isocyano quantity in system is answered, when isocyano quantity is 7.5, then three second of 1kg vinyl is added dropwise into reaction system
Oxysilane, it is 5.0 to measure isocyano quantity in system, then is cooled to 50-55 DEG C, then adds 1kg antioxidants, then drops
Temperature filters and packages to obtain base polyurethane prepolymer for use as；B component：Calculated according to weight percent, weigh 29kg vegetable oil plasticizer,
10kg iron phthaleins are green, 35kg modified calcium carbonates, 26kg aluminium hydrate powders, using kettle is mediated mediate uniformly.Then apply at the scene
Man-hour is at normal temperatures according to 1：The ratio of 2 (weight ratios) is mixed evenly, empty by adsorbing after the spraying of runway flush coater
The either rear moisturizing point of steam is cured to obtain the pearl reticulate pattern runway cover in gas.The runway cover layer material passes through
Silane coupling agent modified polyurethane, the high mill base with thixotropic coefficient, after the spraying of live runway flush coater, formation high intensity,
The pearl reticulate pattern runway cover of high durable, runway cover thickness is about 2mm.
Embodiment 3
Component A：Weigh 35kg polyether Glycols, 20kg polyether-tribasic alcohols, 17kg montmorillonites and 4kg aerosils into
Then row high temperature dehydration is reacted with 24kg methyl diphenylene diisocyanates at 65 DEG C again, when reaction 4 is small, then detect
Isocyano quantity in reaction system when isocyano quantity is 7.5, then 0.5kg vinyl is added dropwise into reaction system
Trimethoxy silane, it is 5.0 to measure isocyano quantity in system, then is cooled to 50-55 DEG C, and it is anti-oxidant then to add 0.5kg
Agent, then cool down and filter and package to obtain base polyurethane prepolymer for use as；B component：It is calculated according to weight percent, weighs the plasticising of 28kg vegetable oil
Agent, 11kg iron oxide blues, 33kg modified kaolins, 28kg silica flours using kettle is mediated mediate uniformly.Then apply at the scene
Man-hour is at normal temperatures according to 1：The ratio of 2 (weight ratios) is mixed evenly, empty by adsorbing after the spraying of runway flush coater
The either rear moisturizing point of steam is cured to obtain the pearl reticulate pattern runway cover in gas.The runway cover layer material passes through
Silane coupling agent modified polyurethane, the high mill base with thixotropic coefficient, after the spraying of live runway flush coater, formation high intensity,
The pearl reticulate pattern runway cover of high durable, runway cover thickness is about 2mm.
Embodiment 4
Component A：Weigh 33kg polyether Glycols, 20kg polyether-tribasic alcohols, 18kg montmorillonites and 6kg aerosils into
Then row high temperature dehydration is reacted with 20kg methyl diphenylene diisocyanates at 65 DEG C again, when reaction 4 is small, then detect
Isocyano quantity in reaction system when isocyano quantity is 7.5, then 1.5kg vinyl is added dropwise into reaction system
Trimethoxy silane, it is 5.0 to measure isocyano quantity in system, then is cooled to 50-55 DEG C, and it is anti-oxidant then to add 1.5kg
Agent, then cool down and filter and package to obtain base polyurethane prepolymer for use as；B component：It is calculated according to weight percent, weighs the plasticising of 32kg vegetable oil
Agent, 9kg titanium dioxides, 31kg modified calcium carbonates, 28kg silica flours using kettle is mediated mediate uniformly.Then construct at the scene
When at normal temperatures according to 1：The ratio of 2 (weight ratios) is mixed evenly, after the spraying of runway flush coater, by adsorbing air
The either rear moisturizing point of middle steam is cured to obtain the pearl reticulate pattern runway cover.The runway cover layer material passes through silicon
The coupling agent modified polyurethane of alkane, the high mill base with thixotropic coefficient after the spraying of live runway flush coater, form high intensity, height
Weather-proof pearl reticulate pattern runway cover, runway cover thickness is about 2mm.
Pearl reticulate pattern runway cover obtained by embodiment 1-4 is fabricated to full-plastic plastic cement race track, is then detected, specifically
For measuring method referring to GB/T14833-2011, testing result is as follows：
1 polyurethane foam performance test data of table
| Antiskid value (BPN20 DEG C) | Fire-retardant value | |
| Embodiment 1 | 50-58 | 1 grade |
| Embodiment 2 | 50-58 | 1 grade |
| Embodiment 3 | 50-58 | 1 grade |
| Embodiment 4 | 50-58 | 1 grade |
From table 1 it follows that the pearl reticulate pattern runway cover prepared by embodiment 1-4 is complete for full-plastic plastic cement race track
Comply with the national standard requirements entirely.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modifications, equivalent replacements and improvements are made should all be included in the protection scope of the present invention god.
Claims (9)
1. a kind of molding pearl reticulate pattern runway cover of one-component in-situ spraying, material is by component A and B component by weight 1：
2 mix, which is characterized in that the constitutive material components by weight percentage of component A and B component is as follows：
Component A：
B component：
The polyether polyol is the polyether polyol that degree of functionality is 2-3；The isocyanates is the isocyanic acid that degree of functionality is 2-3
Ester.
2. the molding pearl reticulate pattern runway cover of one-component in-situ spraying according to claim 1, which is characterized in that described
Isocyanates is selected from methyl diphenylene diisocyanate.
3. the molding pearl reticulate pattern runway cover of one-component in-situ spraying according to claim 1, which is characterized in that described
Thixotropic filler is selected from least one of aerosil, modified kaolin or modified calcium carbonate.
4. the molding pearl reticulate pattern runway cover of one-component in-situ spraying described in any one of claim 1 to 3, special
Sign is, the one kind of the filler in talcum powder, silica flour, montmorillonite, kaolin or aluminium hydroxide.
5. the molding pearl reticulate pattern runway cover of one-component in-situ spraying according to claim 4, which is characterized in that described
Silane coupling agent is selected from vinyltriethoxysilane, vinyltrimethoxysilane or γ-glycidyl-oxypropyl trimethoxy
Base silane.
6. the molding pearl reticulate pattern runway cover of one-component in-situ spraying according to claim 5, which is characterized in that described
Age resister is selected from light stabilizer, ultra-violet absorber, antioxidant or hydrolysis stabilizer.
7. the molding pearl reticulate pattern runway cover of one-component in-situ spraying according to claim 6, which is characterized in that described
Plasticizer is selected from vegetable oil plasticizer.
8. the molding pearl reticulate pattern runway cover of one-component in-situ spraying according to claim 7, which is characterized in that described
Toner is selected from green iron oxide red, iron phthalein, iron oxide blue, iron oxide yellow or titanium dioxide.
9. a kind of preparation method of the molding pearl reticulate pattern runway cover of one-component in-situ spraying described in claim 1, special
Sign is, weighs the polyether polyol, filler, thixotropic filler in proportion and is dehydrated to (dehydration quantizating index), then with it is described
Isocyanates is reacted at 65-70 DEG C, when reaction 3-4 is small, is then detected the isocyano quantity in reaction system, is worked as isocyanide
When acid group quantity is 7.0-7.5, then the silane coupling agent is added dropwise until isocyano quantity is in system into reaction system
5.0-5.5, then 50-55 DEG C is cooled to, the age resister is then added, then cools down and component A is obtained by filtration；Institute is weighed in proportion
Plasticizer, toner, thixotropic filler, common fillers are stated, and using kettle is mediated mediate uniformly, obtain B component, at normal temperatures A
Component and B component are according to weight ratio 1：2 are mixed, and sprays by flush coater and the pearl reticulate pattern runway described in obtaining after curing
Surface layer.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/096331 WO2018035702A1 (en) | 2016-08-23 | 2016-08-23 | In-situ sprayed-up beaded mesh running track surface and preparation method therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108064256A true CN108064256A (en) | 2018-05-22 |
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ID=61246061
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| CN201680033141.0A Pending CN108064256A (en) | 2016-08-23 | 2016-08-23 | Molding pearl reticulate pattern runway cover of one-component in-situ spraying and preparation method thereof |
Country Status (2)
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| CN (1) | CN108064256A (en) |
| WO (1) | WO2018035702A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109251294A (en) * | 2018-08-07 | 2019-01-22 | 山东诺威聚氨酯股份有限公司 | Concrete filleting polyurethane elastomeric compositions and preparation method thereof |
| CN112624700A (en) * | 2020-12-23 | 2021-04-09 | 中科盛联(北京)新材料有限公司 | Road composite water stabilizing material and preparation method thereof |
| CN114854301A (en) * | 2022-03-25 | 2022-08-05 | 广东川奥高新科技有限公司 | Solvent-free type track surface layer with three-dimensional pattern of polyurethane and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111777803A (en) * | 2020-05-07 | 2020-10-16 | 宝力科技(宁国)有限公司 | Novel environment-friendly EPDM plastic track field |
| CN115466501A (en) * | 2022-09-28 | 2022-12-13 | 江苏长诺运动场地新材料有限公司 | High-toughness polyurethane runway surface layer and preparation method thereof |
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| CN105131568A (en) * | 2015-09-01 | 2015-12-09 | 江门市长河化工实业集团有限公司 | Polyurethane foam for all-plastic plastic runway and preparation method thereof |
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| CN109251294A (en) * | 2018-08-07 | 2019-01-22 | 山东诺威聚氨酯股份有限公司 | Concrete filleting polyurethane elastomeric compositions and preparation method thereof |
| CN112624700A (en) * | 2020-12-23 | 2021-04-09 | 中科盛联(北京)新材料有限公司 | Road composite water stabilizing material and preparation method thereof |
| CN112624700B (en) * | 2020-12-23 | 2021-10-08 | 北京中科盛联集团有限公司 | Road composite water stabilizing material and preparation method thereof |
| CN114854301A (en) * | 2022-03-25 | 2022-08-05 | 广东川奥高新科技有限公司 | Solvent-free type track surface layer with three-dimensional pattern of polyurethane and preparation method thereof |
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| WO2018035702A1 (en) | 2018-03-01 |
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