CN103601438A - Epoxy polyurethane compounded cement based sound barrier panel and making method thereof - Google Patents
Epoxy polyurethane compounded cement based sound barrier panel and making method thereof Download PDFInfo
- Publication number
- CN103601438A CN103601438A CN201310514758.2A CN201310514758A CN103601438A CN 103601438 A CN103601438 A CN 103601438A CN 201310514758 A CN201310514758 A CN 201310514758A CN 103601438 A CN103601438 A CN 103601438A
- Authority
- CN
- China
- Prior art keywords
- parts
- sound barrier
- epoxy
- barrier panel
- mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses an epoxy polyurethane compounded cement based sound barrier panel and a making method thereof. The epoxy polyurethane compounded cement based sound barrier panel comprises, by weight, 12-18 parts of cement, 50-68 parts of fine sand, 2-3 parts of water, 0.2-0.4 parts of an early strength agent, 0.1-0.3 parts of a water reducer, 2-5 parts of a reinforcing fiber, 5-12 parts of an aqueous epoxy resin, 4-10 parts of an aqueous epoxy resin curing agent and 3-8 parts of aqueous polyurethane. In the invention, a sound barrier surface layer cement based material is modified by the aqueous polyurethane and the aqueous epoxy resin, and the hydration of cement and the curing of a high-molecular material are simultaneously carried out to realize mutual filling in order to form a composite material. The panel made in the invention has the advantages of small volume shrinkage, bending resistance, earthquake resistance, permeability resistance, crack resistance, good durability and the like.
Description
Technical field
The present invention relates to a kind of epoxy polyurethane complex cement base sound barrier panel and preparation method thereof.
Background technology
Along with the develop rapidly of China railways, road construction and Urban traffic, to people, bring the convenient while of trip, also to people, brought a large amount of traffic noise pollutions.People are adopting various measures to reduce traffic noise always, and sound barrier technology is a kind of very simple and effective noise-reduction method.Yet cement based sound barrier panel, sound barrier surface produces tiny crack sometimes under field conditions (factors), easily comes off, and weather resistance and shock resistance are poor, the shortcomings such as easy fracture.Its use range is very limited.Adopt aqueous polyurethane and aqueous epoxy resins to carry out modification to sound barrier surface layer cement-based material, improve the volume stability of sound barrier surface layer, strengthen the performances such as the bending resistance of sound barrier surface layer, antidetonation, impervious and cracking resistance.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of epoxy polyurethane complex cement base sound barrier panel.
The another one technical problem that the present invention will solve is to provide a kind of preparation method of epoxy polyurethane complex cement base sound barrier panel.
For epoxy polyurethane complex cement base sound barrier panel, the technical solution used in the present invention is: the component by following parts by weight forms:
12～18 parts of cement, 50～68 parts of fine sands, 2～3 parts, water, 0.2～0.4 part of hardening accelerator, 0.1～0.3 part of water reducer, 2～5 parts of fortifying fibres, 5～12 parts of aqueous epoxy resins, 4～10 parts of aqueous epoxy resin curing agents, 3～8 parts of aqueous polyurethanes.
As preferably, cement is one or both in silicate cement P. II 52.5 or ordinary Portland cement P.O 52.5.
As preferably, hardening accelerator is one or both and the above mixture in sodium sulfate, trolamine, calcium chloride.
As preferably, water reducer is one or both and the above mixture in calcium lignin sulphonate, naphthalenesulfonate formal, poly carboxylic acid.
As preferably, fortifying fibre is one or both in steel fiber or engineering plastics fiber.
As preferably, aqueous epoxy resins is one or both and above mixture of E-20 emulsion, E-44 emulsion and E-51 emulsion.
As preferably, aqueous epoxy resin curing agent part is one or both and above mixture of amidation polyamines, polymeric amide, polyamines-epoxy adduct.
As preferably, aqueous polyurethane is cation-type water-thinned polyurethane.
For the preparation method of epoxy polyurethane complex cement base sound barrier panel, the technical solution used in the present invention is: comprise the following steps:
(1) cement and fine sand are mixed, obtain dry mash;
(2) hardening accelerator, water reducer are joined in described dry mash, stir and obtain mixture A;
(3) in mixture A, add water, aqueous epoxy resins and aqueous polyurethane, rapid stirring is even, and the time is 3～5 minutes, obtains mixture B;
(4) in mixture B, add aqueous epoxy resin curing agent, rapid stirring is even, obtains mixture C;
(5) in mixture C, add fortifying fibre, rapid stirring is even, obtains mixture D;
(6) mixture D is injected to mould, maintenance to 28 day.
As preferably, cement is one or both in silicate cement P. II 52.5 or ordinary Portland cement P.O 52.5; Hardening accelerator is one or both and the above mixture in sodium sulfate, trolamine, calcium chloride; Water reducer is one or both and the above mixture in calcium lignin sulphonate, naphthalenesulfonate formal, poly carboxylic acid; Aqueous epoxy resins is one or both and above mixture of E-20 emulsion, E-44 emulsion and E-51 emulsion; Aqueous epoxy resin curing agent part is one or both and above mixture of amidation polyamines, polymeric amide, polyamines-epoxy adduct; Aqueous polyurethane is cation-type water-thinned polyurethane; Fortifying fibre is one or both in steel fiber or engineering plastics fiber.
The invention has the beneficial effects as follows:
By use urethane and aqueous epoxy resins, sound barrier surface layer cement-based material is carried out to modification, with the aquation of cement and the curing filling formation matrix material mutually that carries out of macromolecular material simultaneously.The advantages such as the panel of making has that volumetric shrinkage is little, bending resistance, antidetonation, impervious, cracking resistance and good endurance.
Embodiment
Embodiment 1
An epoxy polyurethane complex cement base sound barrier panel material, its preparation method is as follows:
(1) 12 parts of cement and 50 parts of fine sands are mixed;
(2) 0.2 part of hardening accelerator, 0.1 part of water reducer are joined in above-mentioned dry mash, stir mixture is mixed;
(3) to 2 parts of water, 5 parts of E-20 emulsions and 3 parts of aqueous polyurethanes in the mixture of step (2), rapid stirring is even, and the time is 3～5 minutes, obtains mixture;
(4) in the mixture of step (3), add 4 parts of amidation polyamine curing agents, rapid stirring is even, obtains mixture;
(5) in the mixture of step (4), add 2 parts of steel fibers, rapid stirring is even, obtains epoxy polyurethane complex cement base sound barrier panel material;
(6) epoxy polyurethane complex cement base sound barrier panel material step (5) being stirred injects mould, and with reference to DL/T 5126-2001, to its maintenance, to 28 days, surveying its ultimate compression strength and folding strength is respectively 52.2MPa, 10.3 MPa.
Embodiment 2
An epoxy polyurethane complex cement base sound barrier panel material, its preparation method is as follows:
(1) 16 parts of cement and 60 parts of fine sands are mixed;
(2) 0.3 part of hardening accelerator, 0.2 part of water reducer are joined in above-mentioned dry mash, stir mixture is mixed;
(3) to 2.5 parts of water, 8 parts of E-44 emulsions and 5 parts of aqueous polyurethanes in the mixture of step (2), rapid stirring is even, and the time is 3～5 minutes, obtains mixture;
(4) in the mixture of step (3), add 7 parts of amidation polyamine curing agents, rapid stirring is even, obtains mixture;
(5) in the mixture of step (4), add 3 parts of steel fibers, rapid stirring is even, obtains epoxy polyurethane complex cement base sound barrier panel material;
(6) epoxy polyurethane complex cement base sound barrier panel material step (5) being stirred injects mould, and with reference to DL/T 5126-2001, to its maintenance, to 28 days, surveying its ultimate compression strength and folding strength is respectively 66.2MPa, 11.3 MPa.
Embodiment 3
An epoxy polyurethane complex cement base sound barrier panel material, its preparation method is as follows:
(1) 18 parts of cement and 68 parts of fine sands are mixed;
(2) 0.4 part of hardening accelerator, 0.3 part of water reducer are joined in above-mentioned dry mash, stir mixture is mixed;
(3) to 3 parts of water, 12 parts of E-51 emulsions and 8 parts of aqueous polyurethanes in the mixture of step (2), rapid stirring is even, and the time is 3～5 minutes, obtains mixture;
(4) in the mixture of step (3), add 10 parts of amidation polyamine curing agents, rapid stirring is even, obtains mixture;
(5) in the mixture of step (4), add 5 parts of steel fibers, rapid stirring is even, obtains epoxy polyurethane complex cement base sound barrier panel material;
(6) epoxy polyurethane complex cement base sound barrier panel material step (5) being stirred injects mould, and with reference to DL/T 5126-2001, to its maintenance, to 28 days, surveying its ultimate compression strength and folding strength is respectively 72.2MPa, 13.6 MPa.
Above-described embodiment of the present invention, does not form limiting the scope of the present invention.Any modification of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in claim protection domain of the present invention.
Claims (10)
1. epoxy polyurethane complex cement base sound barrier panel, is characterized in that, the component of following parts by weight, consists of:
12～18 parts of cement, 50～68 parts of fine sands, 2～3 parts, water, 0.2～0.4 part of hardening accelerator, 0.1～0.3 part of water reducer, 2～5 parts of fortifying fibres, 5～12 parts of aqueous epoxy resins, 4～10 parts of aqueous epoxy resin curing agents, 3～8 parts of aqueous polyurethanes.
2. epoxy polyurethane complex cement base sound barrier panel according to claim 1, is characterized in that: described cement is one or both in silicate cement P. II 52.5 or ordinary Portland cement P.O 52.5.
3. epoxy polyurethane complex cement base sound barrier panel according to claim 1, is characterized in that: described hardening accelerator is one or both and the above mixture in sodium sulfate, trolamine, calcium chloride.
4. epoxy polyurethane complex cement base sound barrier panel material according to claim 1, is characterized in that: described water reducer is one or both and the above mixture in calcium lignin sulphonate, naphthalenesulfonate formal, poly carboxylic acid.
5. epoxy polyurethane complex cement base sound barrier panel according to claim 1, is characterized in that: described fortifying fibre is one or both in steel fiber or engineering plastics fiber.
6. epoxy polyurethane complex cement base sound barrier panel according to claim 1, is characterized in that: described aqueous epoxy resins is one or both and above mixture of E-20 emulsion, E-44 emulsion and E-51 emulsion.
7. epoxy polyurethane complex cement base sound barrier panel according to claim 1, is characterized in that: described aqueous epoxy resin curing agent part is one or both and above mixture of amidation polyamines, polymeric amide, polyamines-epoxy adduct.
8. epoxy polyurethane complex cement base sound barrier panel according to claim 1, is characterized in that: described aqueous polyurethane is cation-type water-thinned polyurethane.
9. the preparation method of epoxy polyurethane complex cement base sound barrier panel as claimed in claim 1, is characterized in that comprising the following steps:
(1) cement and fine sand are mixed, obtain dry mash;
(2) hardening accelerator, water reducer are joined in described dry mash, stir and obtain mixture A;
(3) in described mixture A, add water, aqueous epoxy resins and aqueous polyurethane, rapid stirring is even, and the time is 3～5 minutes, obtains mixture B;
(4) in described mixture B, add aqueous epoxy resin curing agent, rapid stirring is even, obtains mixture C;
(5) in described mixture C, add fortifying fibre, rapid stirring is even, obtains mixture D;
(6) described mixture D is injected to mould, maintenance to 28 day.
10. the preparation method of epoxy polyurethane complex cement base sound barrier panel as claimed in claim 9, is characterized in that: described cement is one or both in silicate cement P. II 52.5 or ordinary Portland cement P.O 52.5; Described hardening accelerator is one or both and the above mixture in sodium sulfate, trolamine, calcium chloride; Described water reducer is one or both and the above mixture in calcium lignin sulphonate, naphthalenesulfonate formal, poly carboxylic acid; Described aqueous epoxy resins is one or both and above mixture of E-20 emulsion, E-44 emulsion and E-51 emulsion; Described aqueous epoxy resin curing agent part is one or both and above mixture of amidation polyamines, polymeric amide, polyamines-epoxy adduct; Described aqueous polyurethane is cation-type water-thinned polyurethane; Described fortifying fibre is one or both in steel fiber or engineering plastics fiber.
?
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310514758.2A CN103601438B (en) | 2013-10-28 | 2013-10-28 | Epoxy polyurethane complex cement base sound barrier panel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310514758.2A CN103601438B (en) | 2013-10-28 | 2013-10-28 | Epoxy polyurethane complex cement base sound barrier panel and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103601438A true CN103601438A (en) | 2014-02-26 |
| CN103601438B CN103601438B (en) | 2016-03-30 |
Family
ID=50119724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310514758.2A Expired - Fee Related CN103601438B (en) | 2013-10-28 | 2013-10-28 | Epoxy polyurethane complex cement base sound barrier panel and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103601438B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675516A (en) * | 2020-06-11 | 2020-09-18 | 东南大学 | Composite cement-based material capable of buffering, absorbing energy and reducing vibration and preparation method thereof |
| CN114933449A (en) * | 2022-06-17 | 2022-08-23 | 福建省八一村永庆竹木业开发有限责任公司 | Flame-retardant house box bottom plate and preparation method thereof |
| CN114956641A (en) * | 2022-06-13 | 2022-08-30 | 华创建筑设计有限公司 | Quick-setting early strength concrete additive, quick-setting early strength concrete and preparation process thereof |
| CN115139390A (en) * | 2022-08-31 | 2022-10-04 | 中铁建设集团有限公司 | Material for floor support plate and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101418545A (en) * | 2007-10-26 | 2009-04-29 | 沈阳市科达空调净化安装工程有限公司 | Sound screen with high sound insulation property |
| CN102936113A (en) * | 2011-08-15 | 2013-02-20 | 青岛理工大学 | Hybrid nanocomposite material used for buildings and preparation method thereof |
| CN202865760U (en) * | 2012-07-27 | 2013-04-10 | 李琳 | Sound barrier panel |
-
2013
- 2013-10-28 CN CN201310514758.2A patent/CN103601438B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101418545A (en) * | 2007-10-26 | 2009-04-29 | 沈阳市科达空调净化安装工程有限公司 | Sound screen with high sound insulation property |
| CN102936113A (en) * | 2011-08-15 | 2013-02-20 | 青岛理工大学 | Hybrid nanocomposite material used for buildings and preparation method thereof |
| CN202865760U (en) * | 2012-07-27 | 2013-04-10 | 李琳 | Sound barrier panel |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675516A (en) * | 2020-06-11 | 2020-09-18 | 东南大学 | Composite cement-based material capable of buffering, absorbing energy and reducing vibration and preparation method thereof |
| CN114956641A (en) * | 2022-06-13 | 2022-08-30 | 华创建筑设计有限公司 | Quick-setting early strength concrete additive, quick-setting early strength concrete and preparation process thereof |
| CN114933449A (en) * | 2022-06-17 | 2022-08-23 | 福建省八一村永庆竹木业开发有限责任公司 | Flame-retardant house box bottom plate and preparation method thereof |
| CN114933449B (en) * | 2022-06-17 | 2023-01-03 | 福建省八一村永庆竹木业开发有限责任公司 | Flame-retardant house box bottom plate and preparation method thereof |
| CN115139390A (en) * | 2022-08-31 | 2022-10-04 | 中铁建设集团有限公司 | Material for floor support plate and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103601438B (en) | 2016-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102659369B (en) | Epoxy emulsion modified quick repair mortar for concrete roads and bridges and preparation method for mortar | |
| CN108002787B (en) | Rapid repairing material for concrete defect of high-speed railway and preparation method thereof | |
| CN104402339A (en) | Pervious concrete and construction method thereof | |
| CN103274652A (en) | Reactive powder concrete for reinforcing buildings as well as preparation method and construction method thereof | |
| CN103601438B (en) | Epoxy polyurethane complex cement base sound barrier panel and preparation method thereof | |
| JP2007537966A (en) | Cement mortar composition and concrete composition | |
| CN102557555A (en) | Mineral fiber-modified flexible rubber concrete | |
| CN101265052A (en) | Fibre reinforcement resin mortar terrace material and preparation method thereof | |
| CN103449786A (en) | Cement-based composite material for steel box girder bridge deck, as well as preparation and pavement thereof | |
| CN102503307A (en) | Novel high-strength expansive concrete | |
| CN110627439A (en) | Ultra-high performance concrete for expansion joint transition area and preparation method thereof | |
| CN105272001A (en) | Ceramsite concrete and preparation method thereof | |
| KR101573028B1 (en) | Packing method using a lightweight cellular concrete permeability good | |
| CN106904870A (en) | A kind of natural fiber reinforced epoxy base concrete and preparation method and application | |
| CN102765919A (en) | Quick patching material for cement concrete pavement and preparation method thereof | |
| CN113666691A (en) | High-strength anti-crack concrete and preparation method thereof | |
| CN109608139A (en) | Cement concrete | |
| CN103741567A (en) | Method for curing base course and subbase of pavement by adopting soil stabilizing agent | |
| CN103696366B (en) | Pavement structure and pavement method of combined steel bridge deck | |
| CN107602013A (en) | Bentonite cement based composites and preparation method thereof | |
| CN104496337A (en) | Nano-clay modified fiber cement mortar and preparation method thereof | |
| CN104692751B (en) | Based on the viscose wooden stick anchoring rod earthen ruins grouting material of water-based fluorine | |
| CN101775228A (en) | High-strength FRP material and production method and application thereof | |
| CN107216091A (en) | A kind of novel bridge expansion joint packing material | |
| CN111875299A (en) | Magnetic powder modified asphalt mixture and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230000, No. 114, science Avenue 1-2, hi tech Zone, Anhui, Hefei Applicant after: CHINA RAILWAY BAIRUIDE TRAFFIC ENGINEERING TECHNOLOGY CO., LTD. Address before: 230000, No. 114, science Avenue 1-2, hi tech Zone, Anhui, Hefei Applicant before: CHINA RAILWAY BAIRUIDE TRAFFIC ENGINEERING TECHNOLOGY CO., LTD. |
|
| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20181028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |