CN108591627A - A kind of exhaust gas air draft pipe and preparation method thereof - Google Patents
A kind of exhaust gas air draft pipe and preparation method thereof Download PDFInfo
- Publication number
- CN108591627A CN108591627A CN201810319597.4A CN201810319597A CN108591627A CN 108591627 A CN108591627 A CN 108591627A CN 201810319597 A CN201810319597 A CN 201810319597A CN 108591627 A CN108591627 A CN 108591627A
- Authority
- CN
- China
- Prior art keywords
- exhaust gas
- resin
- weight
- fiberglass
- air draft
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
- C08L63/10—Epoxy resins modified by unsaturated compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention discloses a kind of exhaust gas air draft pipes and preparation method thereof, are made of outer layer and liner layer, and outer layer includes the raw material of parts by weight：Resin 10 20, glass fibre board waste material and/or fiberglass granular wastes and/or fiberglass powder scrap 80 90, additive amount is 1 3% curing agent of weight resin, and additive amount is 1 3% accelerating agent of weight resin, and additive amount is 2 8% colorant of weight resin；Liner layer includes the raw material of following parts by weight：Pure ethylene based polyalcohol or adjacent benzene-type resin 10 50 and silica flour 50 90.The present invention is using glass fibre board waste material and/or fiberglass granular wastes and/or fiberglass powder scrap as the primary raw material for preparing exhaust gas exhaust column, economy, has excellent performance, is convenient for production environmental protection, the liner layer prepared simultaneously with silica flour by pure ethylene based polyalcohol or adjacent benzene-type resin so that exhaust gas exhaust column has resistance to acid and alkali gas, corrosion resistant function.
Description
Technical field
The invention belongs to concrete duct Material Fields, and in particular to a kind of exhaust gas air draft pipe and preparation method thereof.
Background technology
It is reduced increasingly in natural resources and energy today relatively in short supply, the recycling of resource has special meaning
Justice.In decades, fiberglass is widely used to all trades and professions with many excellent characteristics such as its high-strength light, corrosion-resistant, but
The leftover pieces and old glass generated in the increase of China's application time and the continuous growth of yield, production process with fiberglass
The amount of glass steel part the like waste gradually increases, in addition fiberglass is corrosion-resistant, is not easy weathering, its waste is most at present
As the processing of building waste goods consumer waste filling and embedding, foreign countries also have using the method burned or crack processing, mostly have to environment
There is larger pollution.Therefore, remove to prepare some value products as solution glass using glass fibre reinforced plastic waste as a kind of raw material
The cycling and reutilization problem of glass steel waste is a direction for being worth research.
In addition, containing corrosive gas, such as hydrogen sulfide in some exhaust gas, the gases such as hydrogen chloride, this kind of gas touches pipe
Behind road, corrosiveness is had to inner wall of the pipe, to the strong influence purposes of pipe of concrete, shortens working life, when
Seal for pipe joints is inadequate, and when gap occurs in interface, exhaust gas leaks the gap that can expand pipeline, and exhaust gas is caused largely to leak, and pollutes
Environment causes this evitable injury to the life of the masses.Therefore, it is alkaline-resisting, not easy to crack to research and develop a kind of ability strong acid
Pipeline extends pipeline life, reduces cost, reduces and replaces number, has great importance for energy conservation and environmental protection.
Invention content
It is excellent that the present invention provides cost-effective one kind, energy conservation and environmental protection, resistance to acid and alkali gas, performance in order to solve problem above
Exhaust gas air draft pipe different, convenient for production and preparation method thereof.
To achieve the above object, the technical scheme is that：A kind of exhaust gas air draft pipe, including outer layer and liner layer,
The outer layer includes the raw material of following parts by weight：Resin 10-20, glass fibre board waste material and/or fiberglass granular wastes and/or
Fiberglass powder scrap 80-90, additive amount are the curing agent of the 1-3% of the weight resin, and additive amount is the weight resin
1-3% accelerating agent, additive amount be the weight resin 2-8% colorant；Liner layer includes the raw material of following parts by weight：
Pure ethylene based polyalcohol or neighbour benzene-type resin 10-50 and silica flour 50-90.
Preferably, the resin is adjacent benzene-type resin.
Preferably, the curing agent is methyl ethyl ketone peroxide.
Preferably, the accelerating agent is cobalt water or benzene.
Preferably, the grain size of the glass fibre board waste material is 100-400 mesh, and the grain size of the fiberglass granular wastes is
The grain size of 200-300 mesh, the fiberglass powder scrap is 300-400 mesh.
Preferably, the grain size of the silica flour is 200-400 mesh.
Preferably, the outer layer includes the raw material of following parts by weight：The resin 16, the glass fibre board waste material and/
Or the fiberglass granular wastes and/or the fiberglass powder scrap 85；The liner layer includes the raw material of following parts by weight：
Pure ethylene based polyalcohol or adjacent benzene-type resin 30 and silica flour 70.
Preferably, the additive amount of the curing agent is the 2% of the weight resin, and the additive amount of the accelerating agent is described
The 2% of weight resin, the additive amount of the colorant are the 5% of the weight resin.
In addition, the present invention also provides a kind of preparation method of above-mentioned exhaust gas air draft pipe, include the following steps：
(1) prefabricated external layer mixture：The raw material is pre-mixed by its corresponding parts by weight respectively, preparation process
It is as follows：
The resin is added in the fiberglass granular wastes and/or fiberglass powder scrap and is stirred evenly, institute is added
State curing agent, the accelerating agent stirs evenly, and the colorant is added stirs evenly outer layer mixture is prepared, spare；
(2) liner layer is made：The pure ethylene based polyalcohol or adjacent benzene-type resin is corresponding by its with the silica flour
Parts by weight be put into the Centrifugal rolling motivation equipped with mold be uniformly mixed stirring, stirring after the completion of demould, shape it is spare；
(3) exhaust gas exhaust column is made：The liner layer that sizing is completed is put into the molding die of exhaust gas exhaust column, it is interior
Wall is bonded with the internal model of molding die, is poured into a mould the outer layer mixture in the outer intermode of liner layer outer wall and molding die, is waited for solid
The exhaust gas exhaust column is just formd after changing demoulding.
Compared with prior art, the present invention has the following technical effects：
The present invention provides a kind of exhaust gas air draft pipes and preparation method thereof, and preparation method is simple for this, and cost is relatively low,
Using glass fibre board waste material and/or fiberglass granular wastes and/or fiberglass powder scrap as preparing exhaust gas exhaust column
Primary raw material is turned waste into wealth, and the pollution problem of environment is alleviated, environmentally protective, is improved resource utilization, is increased enterprise
Benefit；Preparation section is simple and efficient, and the exhaust gas exhaust column uniform color prepared, inner surface is smooth, and hardness is big, resistance to compression degree
By force, comprehensive performance is good；The liner layer prepared simultaneously with silica flour by pure ethylene based polyalcohol or adjacent benzene-type resin so that exhaust gas
Exhaust column good airproof performance is not easy to permeate, is not easy to crack, has acid gas, alkali resistance gas and corrosion resistant function, uses
Long lifespan reduces the cost of labor overhauled repeatedly, reduces the production cost of enterprise.
Description of the drawings
Fig. 1 is the structural schematic diagram of exhaust gas exhaust column of the present invention.
In figure：1, outer layer 2, liner layer
Specific implementation mode
With reference to embodiment, the present invention is described in further detail, and embodiments of the present invention are not limited thereto.
The method is conventional method unless otherwise instructed, and the raw material can obtain unless otherwise instructed from open commercial sources.
Following embodiment is in parts by mass.
Embodiment 1
As shown in Figure 1, a kind of exhaust gas air draft pipe, including outer layer and liner layer, the outer layer include following parts by weight
Raw material：Resin 10-20, glass fibre board waste material and/or fiberglass granular wastes and/or fiberglass powder scrap 80-90, addition
Amount is the curing agent of the 1-3% of the weight resin, and additive amount is the accelerating agent of the 1-3% of the weight resin, and additive amount is
The colorant of the 2-8% of the weight resin；Liner layer includes the raw material of following parts by weight：Pure ethylene based polyalcohol or adjacent benzene-type tree
Fat 10-50 and silica flour 50-90.The preferably adjacent benzene-type resin of the resin, the preferred methyl ethyl ketone peroxide of curing agent, the rush
Into the preferred cobalt water of agent or benzene, the preferred 100-400 mesh of grain size of the glass fibre board waste material, the grain of the fiberglass granular wastes
The preferred 200-300 mesh of diameter, the preferred 300-400 mesh of grain size of the fiberglass powder scrap, the grain size of the silica flour are preferred
200-400 mesh.Wherein, the grain of the glass fibre board waste material and the fiberglass granular wastes and the fiberglass powder scrap
Diameter also has a suitable size, i.e., the size of particle and powder cannot too greatly can not be too small, when the glass fibre board waste material and/
Or the grain size of the fiberglass granular wastes and/or fiberglass powder scrap be 10-400 mesh when, can ensure that glass/glass fiberboard
Waste material and/or glass steel particles waste material and/or fiberglass powder scrap fully dispersed and keep enough viscosity.
In addition, providing a kind of preparation method of above-mentioned exhaust gas air draft pipe in another embodiment, include the following steps：
(1) prefabricated external layer mixture：The raw material is pre-mixed by its corresponding parts by weight respectively, preparation process
It is as follows：
The resin is added in the fiberglass granular wastes and/or fiberglass powder scrap and is stirred evenly, institute is added
State curing agent, the accelerating agent stirs evenly, and the colorant is added stirs evenly outer layer mixture is prepared, spare；
(2) liner layer is made：The pure ethylene based polyalcohol or adjacent benzene-type resin is corresponding by its with the silica flour
Parts by weight be put into the Centrifugal rolling motivation equipped with mold be uniformly mixed stirring, stirring after the completion of demould, shape it is spare；
(3) exhaust gas exhaust column is made：The liner layer that sizing is completed is put into the molding die of exhaust gas exhaust column, it is interior
Wall is bonded with the internal model of molding die, is poured into a mould the outer layer mixture in the outer intermode of liner layer outer wall and molding die, is waited for solid
The exhaust gas exhaust column is just formd after changing demoulding.
Wherein, preparation method using the present invention has the advantages that easy for construction, speed of application is fast, expense is low etc., the glass
Glass steel particles waste material or the fiberglass powder scrap are the broken rear gained of glass fiber reinforced plastics product that will be scrapped or discard, the glass
Fiber board waste material be scrap or the glass mat of exhaust gas it is broken after gained.
Embodiment 2
On the basis of embodiment 1, the preferred embodiment of exhaust gas air draft pipe of the present invention, the outer layer is by following parts by weight
Raw material be made：The resin 16, the glass fibre board waste material and the fiberglass granular wastes and the glass powdered steel
Waste material 85, wherein grain size is that glass fibre board waste material, grain size described in 100-400 purposes are fiberglass described in 200-300 purposes
Grain waste material and the ratio that grain size is fiberglass powder scrap described in 300-400 purposes are 4:3:3, the additive amount of the curing agent is institute
The 2% of weight resin is stated, the additive amount of the accelerating agent is the 2% of the weight resin, and the additive amount of the colorant is described
The 5% of weight resin, the liner layer are made of the raw material of following parts by weight：Pure ethylene based polyalcohol or adjacent 30 He of benzene-type resin
Silica flour 70.
Using the preparation method in embodiment 1, exhaust gas exhaust column can be prepared with the composition of raw materials described in the present embodiment 2
The performance test results in road, the exhaust gas air draft pipe of gained are as follows：
Embodiment 3
On the basis of embodiment 1, the preferred embodiment of exhaust gas air draft pipe of the present invention, the outer layer is by following parts by weight
Raw material be made：The resin 15, the glass fibre board waste material and the fiberglass granular wastes 85 or the glass fibre
Board waste material and the fiberglass powder scrap 86, wherein the glass fibre board waste material and the fiberglass granular wastes or institute
The weight ratio for stating fiberglass powder scrap is 5:5, the preferred 100-400 mesh of glass mat size of waste, according to described
Then preferable particle size is fiberglass granular wastes described in 200-300 purposes to fiberglass granular wastes, according to the glass powdered steel
Then preferable particle size is fiberglass powder scrap described in 300-400 purposes to waste material, and the additive amount of the curing agent is the resin weight
The 1.5% of amount, the additive amount of the accelerating agent are the 1.5% of the weight resin, and the additive amount of the colorant is the resin
The 6% of weight, the liner layer are made of the raw material of following parts by weight：Pure ethylene based polyalcohol or adjacent benzene-type resin 40 and quartz
Powder 60.
Using the preparation method in embodiment 1, exhaust gas exhaust column can be prepared with the composition of raw materials described in the present embodiment 3
The performance test results in road, the exhaust gas air draft pipe of gained are as follows：
Embodiment 4
On the basis of embodiment 1, the preferred embodiment of exhaust gas air draft pipe of the present invention, the outer layer is by following parts by weight
Raw material be made：The resin 20, the fiberglass granular wastes and the fiberglass powder scrap 80, wherein grain size is
Glass fibre board waste material described in 200-300 purposes is that fiberglass granular wastes or grain size described in 300-400 purposes are with grain size
The ratio of fiberglass powder scrap described in 300-400 purposes is 4:4, the additive amount of the curing agent is the weight resin
2.5%, the additive amount of the accelerating agent is the 2.5% of the weight resin, and the additive amount of the colorant is the weight resin
6%, the liner layer is made of the raw material of following parts by weight：Pure ethylene based polyalcohol or adjacent benzene-type resin 10 and silica flour
90。
Using the preparation method in embodiment 1, exhaust gas exhaust column can be prepared with the composition of raw materials described in the present embodiment 4
The performance test results in road, the exhaust gas air draft pipe of gained are as follows：
Embodiment 5
On the basis of embodiment 1, the preferred embodiment of exhaust gas air draft pipe of the present invention, the outer layer is by following parts by weight
Raw material be made：The resin 30, the glass fibre board waste material or the fiberglass granular wastes or the glass powdered steel
Waste material 70, the additive amount of the curing agent are the 2% of the weight resin, and the additive amount of the accelerating agent is the weight resin
2%, the additive amount of the colorant is the 8% of the weight resin, and the liner layer is made of the raw material of following parts by weight：It is pure
Polyvinyl or adjacent benzene-type resin 20 and silica flour 80.
Using the preparation method in embodiment 1, exhaust gas exhaust column can be prepared with the composition of raw materials described in the present embodiment 5
The performance test results in road, the exhaust gas air draft pipe of gained are as follows：
By embodiment 1-5, the exhaust gas exhaust column that the present invention is prepared using the raw material of different weight number, by relevant criterion into
Row test is it is found that the raw material using different weight number carries out mixture prepared final exhaust gas by ratio from low to high
Exhaust column all has preferable resistance to compression, bending resistance, tension, shearing resistance, anti-impact, freeze proof, chemical resistance and acid gas and alkali resistance
The function of gas, wherein preparation-obtained final exhaust gas exhaust column all has uniform color, no performance is influential
Cracking, layering, pin hole, flash, burr, depainting or defect, the good appearance properties such as inner surface is smooth, i.e., of the invention
Formula and preparation method have preferable universality；Wherein, embodiment 2 is most highly preferred embodiment of the invention, prepared exhaust gas
Every test performance of exhaust column is optimal.
In addition, the present invention utilizes glass fibre board waste material and/or fiberglass granular wastes and/or fiberglass powder scrap etc.
Mixing not only saves raw material, also solves glass fibre board waste material as the primary raw material for preparing exhaust gas air draft pipe
With the recycling problem of fiberglass granular wastes and fiberglass powder scrap, important contribution is made for environmental protection and energy saving.
It should be noted that embodiment described above is only used for explaining the present invention, do not constitute to any of the present invention
Limitation.If the spirit and scope of the present invention are not departed to the various changes or modifications of the present invention, if these modification and variations
Belong within the scope of the claim and equivalent technologies of the present invention, then the present invention is also intended to include these modification and variations.
Claims (9)
1. a kind of exhaust gas air draft pipe, including outer layer and liner layer, which is characterized in that the outer layer includes the original of following parts by weight
Material：Resin 10-20, glass fibre board waste material and/or fiberglass granular wastes and/or fiberglass powder scrap 80-90, additive amount
For the curing agent of the 1-3% of the weight resin, additive amount is the accelerating agent of the 1-3% of the weight resin, and additive amount is institute
State the colorant of the 2-8% of weight resin；Liner layer includes the raw material of following parts by weight：Pure ethylene based polyalcohol or adjacent benzene-type resin
10-50 and silica flour 50-90.
2. exhaust gas air draft pipe according to claim 1, which is characterized in that the resin is adjacent benzene-type resin.
3. exhaust gas air draft pipe according to claim 1, which is characterized in that the curing agent is methyl ethyl ketone peroxide.
4. exhaust gas air draft pipe according to claim 1, which is characterized in that the accelerating agent is cobalt water or benzene.
5. exhaust gas air draft pipe according to claim 1, which is characterized in that the grain size of the glass fibre board waste material is
The grain size of 100-400 mesh, the fiberglass granular wastes is 200-300 mesh, and the grain size of the fiberglass powder scrap is 300-
400 mesh.
6. exhaust gas air draft pipe according to claim 1, which is characterized in that the grain size of the silica flour is 200-400 mesh.
7. according to claim 1-6 any one of them exhaust gas air draft pipes, which is characterized in that the outer layer is mainly by following packet
Include the raw material of following parts by weight：The resin 16, the glass fibre board waste material and/or the fiberglass granular wastes and/or
The fiberglass powder scrap 85；The liner layer includes the raw material of following parts by weight：Pure ethylene based polyalcohol or adjacent benzene-type tree
Fat 30 and silica flour 70.
8. exhaust gas air draft pipe according to claim 7, which is characterized in that the additive amount of the curing agent is the resin
The 2% of weight, the additive amount of the accelerating agent are the 2% of the weight resin, and the additive amount of the colorant is the resin weight
The 5% of amount.
9. a kind of preparation method according to claim 1-8 any one of them exhaust gas air draft pipes, which is characterized in that including with
Lower step：
(1) prefabricated external layer mixture：The raw material is pre-mixed by its corresponding parts by weight respectively, preparation process is such as
Under：
The resin is added in the fiberglass granular wastes and/or fiberglass powder scrap and is stirred evenly, is added described solid
Agent, the accelerating agent stir evenly, and the colorant is added stirs evenly outer layer mixture is prepared, spare；
(2) liner layer is made：The pure ethylene based polyalcohol or adjacent benzene-type resin are pressed into its corresponding weight with the silica flour
Number be put into the Centrifugal rolling motivation equipped with mold be uniformly mixed stirring, stirring after the completion of demould, shape it is spare；
(3) exhaust gas exhaust column is made：Will sizing complete the liner layer be put into the molding die of exhaust gas exhaust column, inner wall with
The internal model of molding die is bonded, and the outer layer mixture is poured into a mould in the outer intermode of liner layer outer wall and molding die, to be solidified de-
Just the exhaust gas exhaust column is formd after mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319597.4A CN108591627A (en) | 2018-04-11 | 2018-04-11 | A kind of exhaust gas air draft pipe and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319597.4A CN108591627A (en) | 2018-04-11 | 2018-04-11 | A kind of exhaust gas air draft pipe and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108591627A true CN108591627A (en) | 2018-09-28 |
Family
ID=63621571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810319597.4A Pending CN108591627A (en) | 2018-04-11 | 2018-04-11 | A kind of exhaust gas air draft pipe and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108591627A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112724647A (en) * | 2020-12-29 | 2021-04-30 | 刘伟 | Waste regenerated glass fiber reinforced plastic and preparation method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08159367A (en) * | 1994-12-12 | 1996-06-21 | Sekisui Chem Co Ltd | Pipe reclaiming member, and stain-proofing method of conduit by this pipe reclaiming member |
| EP0593449B1 (en) * | 1989-11-29 | 1996-08-21 | Wavin B.V. | Plastic pipe with a wall made up of a plastic-filler layer |
| CN2288333Y (en) * | 1997-06-20 | 1998-08-19 | 上海电力学院 | Composite pipeline of ultra-high molecular weight polyethylene and glass fibre reinforced plastics |
| CN101148337A (en) * | 2007-11-12 | 2008-03-26 | 石家庄市银杏砂制品有限公司 | Drainage system pipe and manufacturing method thereof |
| CN202674571U (en) * | 2012-05-26 | 2013-01-16 | 大庆中浮石油技术开发有限公司 | Environment-friendly high-strength glass reinforced plastic sand pipe |
| CN103591393A (en) * | 2013-11-13 | 2014-02-19 | 武汉理工大学 | Glass fiber reinforced plastic prestressed concrete cylinder pipe (PCCP) and manufacturing method thereof |
| CN205842005U (en) * | 2016-08-04 | 2016-12-28 | 广州市双时复合材料有限公司 | A kind of glass reinforced plastic pipe |
| CN107599273A (en) * | 2017-09-13 | 2018-01-19 | 山东省呈祥电工电气有限公司 | Enhancing by polymer Prestressed concrete cylinder pipe road moulding process |
-
2018
- 2018-04-11 CN CN201810319597.4A patent/CN108591627A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0593449B1 (en) * | 1989-11-29 | 1996-08-21 | Wavin B.V. | Plastic pipe with a wall made up of a plastic-filler layer |
| JPH08159367A (en) * | 1994-12-12 | 1996-06-21 | Sekisui Chem Co Ltd | Pipe reclaiming member, and stain-proofing method of conduit by this pipe reclaiming member |
| CN2288333Y (en) * | 1997-06-20 | 1998-08-19 | 上海电力学院 | Composite pipeline of ultra-high molecular weight polyethylene and glass fibre reinforced plastics |
| CN101148337A (en) * | 2007-11-12 | 2008-03-26 | 石家庄市银杏砂制品有限公司 | Drainage system pipe and manufacturing method thereof |
| CN202674571U (en) * | 2012-05-26 | 2013-01-16 | 大庆中浮石油技术开发有限公司 | Environment-friendly high-strength glass reinforced plastic sand pipe |
| CN103591393A (en) * | 2013-11-13 | 2014-02-19 | 武汉理工大学 | Glass fiber reinforced plastic prestressed concrete cylinder pipe (PCCP) and manufacturing method thereof |
| CN205842005U (en) * | 2016-08-04 | 2016-12-28 | 广州市双时复合材料有限公司 | A kind of glass reinforced plastic pipe |
| CN107599273A (en) * | 2017-09-13 | 2018-01-19 | 山东省呈祥电工电气有限公司 | Enhancing by polymer Prestressed concrete cylinder pipe road moulding process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112724647A (en) * | 2020-12-29 | 2021-04-30 | 刘伟 | Waste regenerated glass fiber reinforced plastic and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103183856B (en) | Tire rubber powder modified recycled plastic and preparation method thereof | |
| CN102924939B (en) | Waste tire rubber powder-filled plastic wood profile and preparation method thereof | |
| CN101190979A (en) | Special-purpose material for polyethylene double-wall corrugated pipe | |
| CN102617950A (en) | Resource-conserving type gray plastic foaming polymer composite material and preparation method thereof | |
| CN104893339A (en) | Wood-plastic composite and preparation method thereof | |
| CN102408595A (en) | Acid and base-resistant rubber coating layer of roller and preparation method thereof | |
| CN105731968A (en) | Glass fiber reinforced gypsum capable of being used for 3D printing | |
| CN101899178A (en) | Special material for drainage pipeline by modifying waste plastic and preparation method thereof | |
| CN109534773A (en) | A kind of modified flying dust building latex material, mortar, concrete and preparation method | |
| CN102199362B (en) | Recycling method for scrapped thermosetting plastic parts | |
| CN102295822B (en) | Fly ash energy saving and environmental protection composite sheet material and manufacture method thereof | |
| CN108591627A (en) | A kind of exhaust gas air draft pipe and preparation method thereof | |
| CN108591628A (en) | A kind of fiberglass regrown material strong alkali-acid resistance multiple tube and preparation method thereof | |
| CN111269527A (en) | Waste plastic regeneration material, regenerated product and regeneration method thereof | |
| CN114369349A (en) | SMC composite material and preparation method and application thereof | |
| CN103205023A (en) | Preparation method of bamboo powder/white carbon black composite reinforced starch-based degradable plastic | |
| CN103642258B (en) | A kind of wood is moulded composite fire-proof sheet material | |
| CN113493330A (en) | Preparation method of waste hybrid fiber enhanced high-mixing-amount recycled PET plastic aggregate mortar | |
| CN101774799B (en) | Ceramic scrap product and preparation method thereof | |
| CN109486234A (en) | A kind of waste plastic regeneration direct putting type asphalt mixed material modifier and preparation method thereof | |
| CN109535548A (en) | A kind of basalt fibre reinforced polypropylene compound material and preparation method thereof | |
| CN102351462B (en) | Kunlun spar composite material, Kunlun spar composite material sanitary bath equipment, and preparation method of sanitary bath equipment | |
| CN107775867A (en) | A kind of environmentally friendly stone Wood-plastic material processing unit (plant) and processing technology | |
| CN110528807B (en) | Ecological decorative material for wall surface | |
| CN109650945B (en) | Stone saw mud self-hardening aerated concrete double-layer building block and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180928 |
|
| RJ01 | Rejection of invention patent application after publication |