CN108358517A - A kind of antibacterial preventing water leakage inspection shaft and preparation method thereof - Google Patents

A kind of antibacterial preventing water leakage inspection shaft and preparation method thereof Download PDF

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Publication number
CN108358517A
CN108358517A CN201810448170.4A CN201810448170A CN108358517A CN 108358517 A CN108358517 A CN 108358517A CN 201810448170 A CN201810448170 A CN 201810448170A CN 108358517 A CN108358517 A CN 108358517A
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CN
China
Prior art keywords
parts
inspection shaft
water leakage
preventing water
polypropylene
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
Application number
CN201810448170.4A
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Chinese (zh)
Inventor
肖吕阳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Tong Yute Structure Science And Technology Ltd
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Anhui Tong Yute Structure Science And Technology Ltd
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Publication date
Application filed by Anhui Tong Yute Structure Science And Technology Ltd filed Critical Anhui Tong Yute Structure Science And Technology Ltd
Priority to CN201810448170.4A priority Critical patent/CN108358517A/en
Publication of CN108358517A publication Critical patent/CN108358517A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/30Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Other silicon-containing organic compounds; Boron-organic compounds
    • C04B26/32Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Other silicon-containing organic compounds; Boron-organic compounds containing silicon
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00Independent underground or underwater structures; Retaining walls
    • E02D29/12Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/121Manhole shafts; Other inspection or access chambers; Accessories therefor characterised by the connection between shaft elements, e.g. of rings forming said shaft
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/2092Resistance against biological degradation
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/27Water resistance, i.e. waterproof or water-repellent materials

Abstract

A kind of antibacterial preventing water leakage inspection shaft of present invention offer and preparation method thereof, is related to concrete inspection well technical field, antibacterial preventing water leakage inspection shaft of the present invention includes following raw material:Slag powders, flyash, silane emulsion, copper carbonate, cupric phosphate, nano silicon dioxide, polypropylene, polypropylene modifier, grafting ethylene bis stearamide, NBR latex, waterproofing agent, early strength agent, water.Slag powders, flyash, silane emulsion, nano silicon dioxide, polypropylene, polypropylene modifier, NBR latex are added in antibacterial preventing water leakage inspection shaft raw material of the present invention, coordinate addition copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproofing agent, early strength agent again, improve the antibacterial ability of inspection shaft, to prevent the inner wall of inspection shaft from growing plant, bacterium, such as moss, and then bring for the use of inspection shaft and greatly facilitate;It is grafted the addition of ethylene bis stearamide, waterproofing agent, early strength agent, the intensity of material is enhanced, to improve the preventing water leakage performance of inspection shaft.

Description

A kind of antibacterial preventing water leakage inspection shaft and preparation method thereof
Technical field
The present invention relates to concrete inspection well technical fields, and in particular to a kind of antibacterial preventing water leakage inspection shaft and its preparation side Method.
Background technology
Inspection shaft be the power supply for Urban Underground infrastructure, water supply, draining, blowdown, communication, cable television, gas pipe, The repairs such as public lighting circuit, it is easy for installation and setting.Be generally located at pipeline intersection, turning, caliber or gradient change, with And locate at a certain distance on straight line pipeline section, it is easy for inspecting periodically auxiliary construction.
It is divided according to material, inspection shaft can be divided into plastic inspection well and concrete inspection well.Plastic inspection well has matter Gently, durable and corrosion resistant advantage, but its intensity is poor;Concrete inspection well has the advantage of high intensity, but for a long time After use, moss or other biological, and then corrosion concrete inspection shaft are easily grown on the inner wall of concrete inspection well, while For user inconvenience is brought in the operation of inspection shaft.
Therefore, it is particularly important to develop a kind of antibacterial preventing water leakage inspection shaft.
Invention content
For technical problem in the prior art, a kind of antibacterial preventing water leakage inspection shaft of present invention offer and preparation method thereof.
In order to achieve the above object, technical scheme of the present invention is achieved by the following technical programs:
A kind of antibacterial preventing water leakage inspection shaft, includes the raw material of following parts by weight:50-90 parts of slag powders, flyash 30-80 Part, 15-30 parts of silane emulsion, 2-5 parts of copper carbonate, 2-6 parts of cupric phosphate, 20-50 parts of nano silicon dioxide, 30-60 parts of polypropylene, 10-16 parts of polypropylene modifier, 2-6 parts of ethylene bis stearamide of grafting, 20-35 parts of NBR latex, 4-10 parts of waterproofing agent, morning are strong 4-10 parts of agent, 100-200 parts of water.
Further, a kind of antibacterial preventing water leakage inspection shaft includes the raw material of following parts by weight:60-80 parts of slag powders, 40-70 parts of flyash, 3-4 parts of copper carbonate, 3-5 parts of cupric phosphate, 30-45 parts of nano silicon dioxide, gathers 20-27 parts of silane emulsion 40-50 parts of propylene, 12-15 parts of polypropylene modifier, 3-5 parts of ethylene bis stearamide of grafting, 25-31 parts of NBR latex, waterproof 5-9 parts of agent, 5-9 parts of early strength agent, 130-180 parts of water.
Further, a kind of antibacterial preventing water leakage inspection shaft includes the raw material of following parts by weight:70 parts of slag powders, fine coal 55 parts of ash, 23 parts of silane emulsion, 3.5 parts of copper carbonate, 4 parts of cupric phosphate, 35 parts of nano silicon dioxide, 45 parts of polypropylene, polypropylene 13 parts of modifying agent, 4 parts of ethylene bis stearamide of grafting, 28 parts of NBR latex, 7 parts of waterproofing agent, 7 parts of early strength agent, 150 parts of water.
Further, the polypropylene modifier be in the macromolecular silane of molecular weight >=600,000, fluoropolymer at least It is a kind of.
Further, the early strength agent is at least one of sodium sulphate, potassium sulfate, calcium sulfate.
A kind of preparation method of antibacterial preventing water leakage inspection shaft, includes the following steps:
S1, each raw material is weighed according to parts by weight;
S2, by slag powders, flyash, silane emulsion, nano silicon dioxide, polypropylene, polypropylene modifier, NBR latex It is added in blender and stirs, after stirring 10-15min, water, copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproof is added Agent, early strength agent, stir evenly, and obtain mixture;
S3, the step S2 mixtures prepared are put into mold, carry out cloth tensioning, applied prestressing force, be prepared into inspection Well crude product;
S4, under normal pressure, the inspection shaft crude product that step S3 is obtained is placed in steam-cured pond, it is quiet stop 1-2h after, with 20-23 DEG C/h it is warming up to 60-70 DEG C, then constant temperature 3-5h is cooled to room temperature, form removal, you can.
Further, the room temperature that is cooled to is that room temperature is cooled in 1-1.5h.
A kind of antibacterial preventing water leakage inspection shaft of present invention offer and preparation method thereof, advantage is compared with prior art:
In antibacterial preventing water leakage inspection shaft raw material of the present invention add slag powders, flyash, silane emulsion, nano silicon dioxide, Polypropylene, polypropylene modifier, NBR latex, then coordinate addition copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproof Agent, early strength agent improve the antibacterial ability of inspection shaft, to prevent the inner wall of inspection shaft from growing plant, bacterium, such as moss, into And be inspection shaft use bring it is greatly convenient;It is grafted the addition of ethylene bis stearamide, waterproofing agent, early strength agent, enhancing The intensity of material, to improving the preventing water leakage performance of inspection shaft.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, with reference to the embodiment of the present invention pair Technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of the invention Embodiment, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making wound The every other embodiment obtained under the premise of the property made labour, shall fall within the protection scope of the present invention.
Embodiment 1:
A kind of antibacterial preventing water leakage inspection shaft of the present embodiment includes the raw material of following parts by weight:50 parts of slag powders, flyash 30 Part, 15 parts of silane emulsion, 2 parts of copper carbonate, 2 parts of cupric phosphate, 20 parts of nano silicon dioxide, 30 parts of polypropylene, polypropylene modifier 10 parts, grafting 2 parts of ethylene bis stearamide, 20 parts of NBR latex, 4 parts of waterproofing agent, 4 parts of early strength agent, 100 parts of water;
Wherein, polypropylene modifier is the macromolecular silane of molecular weight >=600,000;
Early strength agent is sodium sulphate;
A kind of preparation method of antibacterial preventing water leakage inspection shaft of the present embodiment, includes the following steps:
S1, each raw material is weighed according to parts by weight;
S2, by slag powders, flyash, silane emulsion, nano silicon dioxide, polypropylene, polypropylene modifier, NBR latex Be added blender in stir, stir 10min after, be added water, copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproofing agent, Early strength agent stirs evenly, and obtains mixture;
S3, the step S2 mixtures prepared are put into mold, carry out cloth tensioning, applied prestressing force, be prepared into inspection Well crude product;
S4, under normal pressure, the inspection shaft crude product that step S3 is obtained is placed in steam-cured pond, it is quiet stop 1h after, with 20 DEG C/h 60 DEG C are warming up to, then constant temperature 3h is cooled to room temperature, form removal in 1h, you can.
Embodiment 2:
A kind of antibacterial preventing water leakage inspection shaft of the present embodiment includes the raw material of following parts by weight:90 parts of slag powders, flyash 80 Part, 30 parts of silane emulsion, 5 parts of copper carbonate, 6 parts of cupric phosphate, 50 parts of nano silicon dioxide, 60 parts of polypropylene, polypropylene modifier 16 parts, grafting 6 parts of ethylene bis stearamide, 35 parts of NBR latex, 10 parts of waterproofing agent, 10 parts of early strength agent, 200 parts of water;
Wherein, polypropylene modifier is the macromolecular fluoropolymer of molecular weight >=600,000;
Early strength agent is potassium sulfate;
A kind of preparation method of antibacterial preventing water leakage inspection shaft of the present embodiment, includes the following steps:
S1, each raw material is weighed according to parts by weight;
S2, by slag powders, flyash, silane emulsion, nano silicon dioxide, polypropylene, polypropylene modifier, NBR latex Be added blender in stir, stir 15min after, be added water, copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproofing agent, Early strength agent stirs evenly, and obtains mixture;
S3, the step S2 mixtures prepared are put into mold, carry out cloth tensioning, applied prestressing force, be prepared into inspection Well crude product;
S4, under normal pressure, the inspection shaft crude product that step S3 is obtained is placed in steam-cured pond, it is quiet stop 2h after, with 23 DEG C/h 70 DEG C are warming up to, then constant temperature 5h is cooled to room temperature, form removal in 1.5h, you can.
Embodiment 3:
A kind of antibacterial preventing water leakage inspection shaft of the present embodiment includes the raw material of following parts by weight:70 parts of slag powders, flyash 55 Part, 23 parts of silane emulsion, 3.5 parts of copper carbonate, 4 parts of cupric phosphate, 35 parts of nano silicon dioxide, 45 parts of polypropylene, polypropylene modification 13 parts of agent, 4 parts of ethylene bis stearamide of grafting, 28 parts of NBR latex, 7 parts of waterproofing agent, 7 parts of early strength agent, 150 parts of water;
Wherein, polypropylene modifier is that macromolecular silane, the fluoropolymer of molecular weight >=600,000 mix;
Early strength agent is sodium sulphate, potassium sulfate, calcium sulfate mix;
A kind of preparation method of antibacterial preventing water leakage inspection shaft of the present embodiment, includes the following steps:
S1, each raw material is weighed according to parts by weight;
S2, by slag powders, flyash, silane emulsion, nano silicon dioxide, polypropylene, polypropylene modifier, NBR latex Be added blender in stir, stir 13min after, be added water, copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproofing agent, Early strength agent stirs evenly, and obtains mixture;
S3, the step S2 mixtures prepared are put into mold, carry out cloth tensioning, applied prestressing force, be prepared into inspection Well crude product;
S4, under normal pressure, the inspection shaft crude product that step S3 is obtained is placed in steam-cured pond, it is quiet stop 1.5h after, with 22 DEG C/it is small When be warming up to 65 DEG C, then constant temperature 4h is cooled to room temperature, form removal in 1.3h, you can.
Embodiment 4:
A kind of antibacterial preventing water leakage inspection shaft of the present embodiment includes the raw material of following parts by weight:60 parts of slag powders, flyash 40 Part, 20 parts of silane emulsion, 3 parts of copper carbonate, 3 parts of cupric phosphate, 30 parts of nano silicon dioxide, 40 parts of polypropylene, polypropylene modifier 12 parts, grafting 3 parts of ethylene bis stearamide, 25 parts of NBR latex, 5 parts of waterproofing agent, 5 parts of early strength agent, 130 parts of water;
Wherein, polypropylene modifier is that macromolecular silane, the fluoropolymer of molecular weight >=600,000 mix;
Early strength agent is sodium sulphate, potassium sulfate, calcium sulfate mix;
A kind of preparation method of antibacterial preventing water leakage inspection shaft of the present embodiment, includes the following steps:
S1, each raw material is weighed according to parts by weight;
S2, by slag powders, flyash, silane emulsion, nano silicon dioxide, polypropylene, polypropylene modifier, NBR latex Be added blender in stir, stir 11min after, be added water, copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproofing agent, Early strength agent stirs evenly, and obtains mixture;
S3, the step S2 mixtures prepared are put into mold, carry out cloth tensioning, applied prestressing force, be prepared into inspection Well crude product;
S4, under normal pressure, the inspection shaft crude product that step S3 is obtained is placed in steam-cured pond, it is quiet stop 1.2h after, with 21 DEG C/it is small When be warming up to 62 DEG C, then constant temperature 3.5h is cooled to room temperature, form removal in 1.1h, you can.
Embodiment 5:
A kind of antibacterial preventing water leakage inspection shaft of the present embodiment includes the raw material of following parts by weight:80 parts of slag powders, flyash 70 Part, 27 parts of silane emulsion, 4 parts of copper carbonate, 5 parts of cupric phosphate, 45 parts of nano silicon dioxide, 50 parts of polypropylene, polypropylene modifier 15 parts, grafting 5 parts of ethylene bis stearamide, 31 parts of NBR latex, 9 parts of waterproofing agent, 9 parts of early strength agent, 180 parts of water;
Wherein, polypropylene modifier is that macromolecular silane, the fluoropolymer of molecular weight >=600,000 mix;
Early strength agent is sodium sulphate, potassium sulfate, calcium sulfate mix;
A kind of preparation method of antibacterial preventing water leakage inspection shaft of the present embodiment, includes the following steps:
S1, each raw material is weighed according to parts by weight;
S2, by slag powders, flyash, silane emulsion, nano silicon dioxide, polypropylene, polypropylene modifier, NBR latex Be added blender in stir, stir 14min after, be added water, copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproofing agent, Early strength agent stirs evenly, and obtains mixture;
S3, the step S2 mixtures prepared are put into mold, carry out cloth tensioning, applied prestressing force, be prepared into inspection Well crude product;
S4, under normal pressure, the inspection shaft crude product that step S3 is obtained is placed in steam-cured pond, it is quiet stop 1.8h after, with 22 DEG C/it is small When be warming up to 67 DEG C, then constant temperature 4h is cooled to room temperature, form removal in 1.5h, you can.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although ginseng According to previous embodiment, invention is explained in detail, it will be understood by those of ordinary skill in the art that:It still can be with Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features;And These modifications or replacements, the spirit and model of various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution It encloses.

Claims (7)

1. a kind of antibacterial preventing water leakage inspection shaft, which is characterized in that a kind of antibacterial preventing water leakage inspection shaft includes following parts by weight Raw material:50-90 parts of slag powders, 15-30 parts of silane emulsion, 2-5 parts of copper carbonate, 2-6 parts of cupric phosphate, are received 30-80 parts of flyash Rice 20-50 part of silica, 30-60 parts of polypropylene, 10-16 parts of polypropylene modifier, be grafted 2-6 parts of ethylene bis stearamide, 20-35 parts of NBR latex, 4-10 parts of waterproofing agent, 4-10 parts of early strength agent, 100-200 parts of water.
2. a kind of antibacterial preventing water leakage inspection shaft according to claim 1, which is characterized in that a kind of antibacterial preventing water leakage inspection Look into the raw material that well includes following parts by weight:60-80 parts of slag powders, 40-70 parts of flyash, 20-27 parts of silane emulsion, copper carbonate 3- 4 parts, 3-5 parts of cupric phosphate, 30-45 parts of nano silicon dioxide, 40-50 parts of polypropylene, 12-15 parts of polypropylene modifier, grafting second Support 3-5 parts of bis-stearamides, 25-31 parts of NBR latex, 5-9 parts of waterproofing agent, 5-9 parts of early strength agent, 130-180 parts of water.
3. a kind of antibacterial preventing water leakage inspection shaft according to claim 1, which is characterized in that a kind of antibacterial preventing water leakage inspection Look into the raw material that well includes following parts by weight:70 parts of slag powders, 55 parts of flyash, 23 parts of silane emulsion, 3.5 parts of copper carbonate, phosphoric acid 4 parts of copper, 35 parts of nano silicon dioxide, 45 parts of polypropylene, 13 parts of polypropylene modifier, 4 parts of ethylene bis stearamide of grafting, butyronitrile 28 parts of latex, 7 parts of waterproofing agent, 7 parts of early strength agent, 150 parts of water.
4. a kind of antibacterial preventing water leakage inspection shaft according to claim 1, which is characterized in that the polypropylene modifier is point Son measures at least one of >=60 ten thousand macromolecular silane, fluoropolymer.
5. a kind of antibacterial preventing water leakage inspection shaft according to claim 1, which is characterized in that the early strength agent be sodium sulphate, At least one of potassium sulfate, calcium sulfate.
6. a kind of preparation method of antibacterial preventing water leakage inspection shaft as described in any one in claim 1-5, which is characterized in that including Following steps:
S1, each raw material is weighed according to parts by weight;
S2, slag powders, flyash, silane emulsion, nano silicon dioxide, polypropylene, polypropylene modifier, NBR latex are added It is stirred in blender, after stirring 10-15min, water, copper carbonate, cupric phosphate, grafting ethylene bis stearamide, waterproofing agent, morning is added Strong agent, stirs evenly, and obtains mixture;
S3, the step S2 mixtures prepared are put into mold, carry out cloth tensioning, applied prestressing force, it is thick to be prepared into inspection shaft Product;
S4, under normal pressure, the inspection shaft crude product that step S3 is obtained is placed in steam-cured pond, it is quiet stop 1-2h after, with 20-23 DEG C/it is small When be warming up to 60-70 DEG C, then constant temperature 3-5h is cooled to room temperature, form removal, you can.
7. preparation method according to claim 6, which is characterized in that the room temperature that is cooled to is to be cooled in 1-1.5h Room temperature.
CN201810448170.4A 2018-05-11 2018-05-11 A kind of antibacterial preventing water leakage inspection shaft and preparation method thereof Pending CN108358517A (en)

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Application Number Priority Date Filing Date Title
CN201810448170.4A CN108358517A (en) 2018-05-11 2018-05-11 A kind of antibacterial preventing water leakage inspection shaft and preparation method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101041573A (en) * 2007-04-30 2007-09-26 西安天久环保再生材料有限公司 Reproduced energy-saving material produced by using waste raw material and usage thereof
CN101952218A (en) * 2007-02-27 2011-01-19 比克化学股份有限公司 Curable polymer concrete mixture
CN103172934A (en) * 2013-03-09 2013-06-26 扬州市邗江扬子汽车内饰件有限公司 Crumb rubber toughened thermoplastic glass steel scrap reinforced FRTP material and its preparation method
CN103358387A (en) * 2012-09-25 2013-10-23 苏州混凝土水泥制品研究院有限公司 Production technology of anti-corrosion prefabricated reinforced concrete inspection well
CN103601975A (en) * 2013-11-20 2014-02-26 深圳市科聚新材料有限公司 Polypropylene composite material as well as preparation method and application thereof
CN104356485A (en) * 2014-11-25 2015-02-18 康泰塑胶科技集团有限公司 Modified polyethylene environment-friendly plastic inspection well and preparation method thereof
CN104761824A (en) * 2015-03-10 2015-07-08 宏升塑胶(杭州)有限公司 Composite plastic being suitable for plastic inspection well
CN104761823A (en) * 2015-03-10 2015-07-08 宏升塑胶(杭州)有限公司 Corrosion-resistant durable plastic inspection well
CN105778290A (en) * 2016-04-27 2016-07-20 郭良来 Impact-resistant polypropylene plastic inspection well and manufacturing method thereof
CN105906900A (en) * 2016-04-27 2016-08-31 郭良来 Impact-resistant polyethylene plastic inspection well and production method thereof
CN106966645A (en) * 2017-04-20 2017-07-21 温州市龙湾区市政工程公司 A kind of inspection shaft and its construction method

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101952218A (en) * 2007-02-27 2011-01-19 比克化学股份有限公司 Curable polymer concrete mixture
CN101041573A (en) * 2007-04-30 2007-09-26 西安天久环保再生材料有限公司 Reproduced energy-saving material produced by using waste raw material and usage thereof
CN103358387A (en) * 2012-09-25 2013-10-23 苏州混凝土水泥制品研究院有限公司 Production technology of anti-corrosion prefabricated reinforced concrete inspection well
CN103172934A (en) * 2013-03-09 2013-06-26 扬州市邗江扬子汽车内饰件有限公司 Crumb rubber toughened thermoplastic glass steel scrap reinforced FRTP material and its preparation method
CN103601975A (en) * 2013-11-20 2014-02-26 深圳市科聚新材料有限公司 Polypropylene composite material as well as preparation method and application thereof
CN104356485A (en) * 2014-11-25 2015-02-18 康泰塑胶科技集团有限公司 Modified polyethylene environment-friendly plastic inspection well and preparation method thereof
CN104761824A (en) * 2015-03-10 2015-07-08 宏升塑胶(杭州)有限公司 Composite plastic being suitable for plastic inspection well
CN104761823A (en) * 2015-03-10 2015-07-08 宏升塑胶(杭州)有限公司 Corrosion-resistant durable plastic inspection well
CN105778290A (en) * 2016-04-27 2016-07-20 郭良来 Impact-resistant polypropylene plastic inspection well and manufacturing method thereof
CN105906900A (en) * 2016-04-27 2016-08-31 郭良来 Impact-resistant polyethylene plastic inspection well and production method thereof
CN106966645A (en) * 2017-04-20 2017-07-21 温州市龙湾区市政工程公司 A kind of inspection shaft and its construction method

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Application publication date: 20180803