CN109053087A - A kind of light-weight environment-friendly vermex concrete material and preparation method thereof - Google Patents
A kind of light-weight environment-friendly vermex concrete material and preparation method thereof Download PDFInfo
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- CN109053087A CN109053087A CN201811171783.4A CN201811171783A CN109053087A CN 109053087 A CN109053087 A CN 109053087A CN 201811171783 A CN201811171783 A CN 201811171783A CN 109053087 A CN109053087 A CN 109053087A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/08—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/10—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by using foaming agents or by using mechanical means, e.g. adding preformed foam
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00017—Aspects relating to the protection of the environment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
Abstract
The invention discloses a kind of light-weight environment-friendly vermex concrete material and preparation method thereof, concrete material includes following component according to parts by weight: 30-50 parts of portland cement, 8-10 parts of phenolic resin, 4-10 parts of lignin, 1-2 parts of sodium hydroxide, building recycling aggregate 60-80 parts, 5-8 parts of waste old ceramics filler, 6-8 parts of SILICA FUME, 3-5 parts of calcium lime powder, 20-40 parts of water.The present invention is that primary raw material prepares concrete material by discarded concrete and waste ceramic, recycling for resource is realized while solving building castoff, the concrete produced is environment friendly and pollution-free, by adding ceramic particle into raw material, compressive property after concrete setting can be increased, by the way that lignin is mixed with the polymerizate of phenolic resin with concrete, the inner tight of concrete can be improved, be conducive to improve the soundproof effect of concrete, by blasting air into concrete mixture, the porosity of concrete can be increased, advantageously reduce the weight of concrete.
Description
Technical field
The invention belongs to technical field of concrete, more specifically more particularly to a kind of light-weight environment-friendly vermex concrete material
Material and preparation method thereof.
Background technique
Concrete refers to the general designation for the cementing integral engineered composite material that gathers materials by cementitious material.That usually says is mixed
One word of solidifying soil, which refers to, makees cementitious material with cement, and sand, masonry gather materials；Match by a certain percentage with water (additive and admixture can be contained)
Close, it is agitated obtained by cement concrete, also referred to as normal concrete, it is widely used in civil engineering.
Such as application No. is the patents of CN201711363910.6, and it discloses a kind of environment friendly lightweight concrete materials, former
Material includes: 60-100 parts of cement by weight, and 30-40 parts of coconut husk carbon dust, 5-12 parts of straw, 2-8 parts of land plaster, carbon dust 4-
10 parts, 2-6 parts of zirconium oxide, 1-5 parts of steel slag, 2-8 parts of river sand, 1-5 parts of calcite in powder, 1-3 parts of blanc fixe, zinc sulfate 0.1-
0.4 part, 2-6 parts of waste rubber particle, 40-60 parts of water.The environment friendly lightweight concrete material that foregoing invention proposes, raw material selection
Convenient, cost is extremely low, can make full use of regenerated resources and reduce environmental pollution, and in the premise for guaranteeing that hardness is met the requirements
Under, toughness is fabulous, and it is excellent in cushion effect, while there is the processing performance for being easy cutting.
But after having the disadvantage that concrete is added in straw, it will affect the condensation effect of concrete, and straw powder
What end can accelerate concrete in use disintegrates effect, it is difficult to be used for a long time, in addition, needing in building construction process
Original abandoned building is removed, it will a large amount of building castoff is generated, is arbitrarily abandoned it will cause environmental pollution,
It is difficult to administer, and the concrete in building castoff is recycled after still can recycling, and produces coagulation using building castoff
Soil not only can solve the pollution problem of building castoff, can also save the resources of production of concrete.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of light-weight environment-friendly sound insulation proposed is mixed
Solidifying soil material and preparation method thereof.
To achieve the above object, the invention provides the following technical scheme:
A kind of light-weight environment-friendly vermex concrete material includes following component: portland cement 30-50 according to parts by weight
Part, 8-10 parts of phenolic resin, 4-10 parts of lignin, 1-2 parts of sodium hydroxide, building recycling aggregate 60-80 parts, waste old ceramics filler
5-8 parts, 6-8 parts of SILICA FUME, 3-5 parts of calcium lime powder, 20-40 parts of water.
Meanwhile the invention also discloses a kind of preparation method of light-weight environment-friendly vermex concrete material, concrete operation steps
It is as follows:
S1: preparation building recycling aggregate crushes the discarded concrete in construction waste by pulverizer, respectively
To level-one aggregate, second level aggregate and three-level aggregates, and above-mentioned three kinds of aggregates are placed in concrete mixer and are mixed evenly,
Recycling aggregate must be built, it is spare；
S2: preparation waste old ceramics filler rinses after recycling waste ceramic and dries, remove surface soil and dust, uses
Crusher is crushed ceramics, and the ceramic particle that partial size is 3-5mm is obtained after screening, spare；
S3: by lignin dissolution in sodium hydroxide solution, heating stirring is uniform, and constant temperature is kept for 1-2 hours, later by phenol
Urea formaldehyde is added into mixed liquor, 80-90 DEG C is warming up in 40 minutes, and be constantly stirred, and stands and protects after heating
It is 30-50 minutes warm, obtain mixture A；
S4: portland cement, building recycling aggregate, waste old ceramics filler, mixture A, SILICA FUME and water are added compounding
It is mixed to concrete heat and carries out heating stirring in machine, heating temperature is 90-110 DEG C, is stirred duration 20-40 minutes, and mixing speed is
60-80r/min obtains mixture B, spare；
S5: calcium lime powder is dissolved in water by curing, and is added into mixture B, is mixed machine using heat and is mixed evenly
Afterwards, mixed material heating is kept the temperature to 140-180 DEG C, soaking time 1-2 hours, obtains mixture C；
S6: being bubbled, and air is blasted in the mixture C into S5 using air blower, the aperture of air blower venthole is 2-
4mm persistently blasts air 30-50 minutes, obtains light-weight environment-friendly vermex concrete material.
Preferably, the partial size of level-one aggregate is 2-3cm in the S1, and the partial size of second level aggregate is 1-2cm, three-level aggregate
Partial size is 0.5-1cm, and the feed ratio of the level-one aggregate, second level aggregate and three-level aggregate is 1:2-4:3-8.
Preferably, concentration of sodium hydroxide solution is 40% in the S3, and thermostat temperature is 60 DEG C.
Preferably, the moisture content of mixture is 10-13% in the step S6.
Preferably, the temperature of mixture C is 60-80 DEG C when air-blowing in the S6, and is constantly mixed.
The present invention is that primary raw material prepares concrete material by discarded concrete and waste ceramic, is solving construction waste
Recycling for resource is realized while object, the concrete produced is environment friendly and pollution-free, by adding ceramics into raw material
Grain, the compressive property after concrete setting can be increased, by by the polymerizate of lignin and phenolic resin and concrete into
Row mixing, can be improved the inner tight of concrete, be conducive to the soundproof effect for improving concrete, by mixing to concrete
Air is blasted in material, can increase the porosity of concrete, advantageously reduces the weight of concrete.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, to this
Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall within the protection scope of the present invention.
Embodiment 1
A kind of light-weight environment-friendly vermex concrete material includes following component: portland cement 30-50 according to parts by weight
Part, 8-10 parts of phenolic resin, 4-10 parts of lignin, 1-2 parts of sodium hydroxide, building recycling aggregate 60-80 parts, waste old ceramics filler
5-8 parts, 6-8 parts of SILICA FUME, 3-5 parts of calcium lime powder, 20-40 parts of water.
Meanwhile the invention also discloses a kind of preparation method of light-weight environment-friendly vermex concrete material, concrete operation steps
It is as follows:
S1: preparation building recycling aggregate crushes the discarded concrete in construction waste by pulverizer, respectively
To level-one aggregate, second level aggregate and three-level aggregates, and above-mentioned three kinds of aggregates are placed in concrete mixer and are mixed evenly,
Recycling aggregate must be built, the partial size of level-one aggregate is 2-3cm, and the partial size of second level aggregate is 1-2cm, and the partial size of three-level aggregate is
0.5-1cm, the feed ratio of the level-one aggregate, second level aggregate and three-level aggregate is 1:2-4:3-8, spare；
S2: preparation waste old ceramics filler rinses after recycling waste ceramic and dries, remove surface soil and dust, uses
Crusher is crushed ceramics, and the ceramic particle that partial size is 3-5mm is obtained after screening, spare；
S3: by lignin dissolution in sodium hydroxide solution, concentration of sodium hydroxide solution 40%, heating stirring is uniform,
Constant temperature is kept for 1-2 hours, and thermostat temperature is 60 DEG C, and phenolic resin is added into mixed liquor later, is warming up in 40 minutes
80-90 DEG C, and be constantly stirred, heat preservation 30-50 minutes are stood after heating, obtain mixture A；
S4: portland cement, building recycling aggregate, waste old ceramics filler, mixture A, SILICA FUME and water are added compounding
It is mixed to concrete heat and carries out heating stirring in machine, heating temperature is 90-110 DEG C, is stirred duration 20-40 minutes, and mixing speed is
60-80r/min obtains mixture B, spare；
S5: calcium lime powder is dissolved in water by curing, and is added into mixture B, is mixed machine using heat and is mixed evenly
Afterwards, mixed material heating is kept the temperature to 140-180 DEG C, soaking time 1-2 hours, obtains mixture C；
S6: being bubbled, and air is blasted in the mixture C into S5 using air blower, the aperture of air blower venthole is 2-
4mm persistently blasts air 30-50 minutes, and the temperature of mixture C is 60-80 DEG C when air-blowing, and is constantly mixed, directly
Moisture content to mixture is 10-13%, obtains light-weight environment-friendly vermex concrete material.
Embodiment 2
A kind of light-weight environment-friendly vermex concrete material includes following component: portland cement 30-50 according to parts by weight
Part, 8-10 parts of phenolic resin, 4-10 parts of lignin, 1-2 parts of sodium hydroxide, building recycling aggregate 60-80 parts, waste old ceramics filler
5-8 parts, 6-8 parts of SILICA FUME, 3-5 parts of calcium lime powder, 20-40 parts of water.
Meanwhile the invention also discloses a kind of preparation method of light-weight environment-friendly vermex concrete material, concrete operation steps
It is as follows:
S1: preparation building recycling aggregate crushes the discarded concrete in construction waste by pulverizer, respectively
To level-one aggregate, second level aggregate and three-level aggregates, and above-mentioned three kinds of aggregates are placed in concrete mixer and are mixed evenly,
Recycling aggregate must be built, the partial size of level-one aggregate is 2-3cm, and the partial size of second level aggregate is 1-2cm, and the partial size of three-level aggregate is
0.5-1cm, the feed ratio of the level-one aggregate, second level aggregate and three-level aggregate is 1:2-4:3-8, spare；
S2: preparation waste old ceramics filler rinses after recycling waste ceramic and dries, remove surface soil and dust, uses
Crusher is crushed ceramics, and the ceramic particle that partial size is 3-5mm is obtained after screening, spare；
S3: by lignin dissolution in sodium hydroxide solution, concentration of sodium hydroxide solution 40%, heating stirring is uniform,
Constant temperature is kept for 1-2 hours, and thermostat temperature is 60 DEG C, and phenolic resin is added into mixed liquor later, is warming up in 40 minutes
80-90 DEG C, and be constantly stirred, heat preservation 30-50 minutes are stood after heating, obtain mixture A；
S4: portland cement, building recycling aggregate, waste old ceramics filler, mixture A, SILICA FUME and water are added compounding
It is mixed to concrete heat and carries out heating stirring in machine, heating temperature is 90-110 DEG C, is stirred duration 20-40 minutes, and mixing speed is
60-80r/min obtains mixture B, spare；
S5: calcium lime powder is dissolved in water by curing, and is added into mixture B, is mixed machine using heat and is mixed evenly
Afterwards, mixed material heating is kept the temperature to 140-180 DEG C, soaking time 1-2 hours, obtains mixture C；
S6: being bubbled, and air is blasted in the mixture C into S5 using air blower, the aperture of air blower venthole is 2-
4mm persistently blasts air 30-50 minutes, and the temperature of mixture C is 60-80 DEG C when air-blowing, and is constantly mixed, directly
Moisture content to mixture is 10-13%, obtains light-weight environment-friendly vermex concrete material.
Embodiment 3
A kind of light-weight environment-friendly vermex concrete material includes following component: portland cement 30-50 according to parts by weight
Part, 8-10 parts of phenolic resin, 4-10 parts of lignin, 1-2 parts of sodium hydroxide, building recycling aggregate 60-80 parts, waste old ceramics filler
5-8 parts, 6-8 parts of SILICA FUME, 3-5 parts of calcium lime powder, 20-40 parts of water.
Meanwhile the invention also discloses a kind of preparation method of light-weight environment-friendly vermex concrete material, concrete operation steps
It is as follows:
S1: preparation building recycling aggregate crushes the discarded concrete in construction waste by pulverizer, respectively
To level-one aggregate, second level aggregate and three-level aggregates, and above-mentioned three kinds of aggregates are placed in concrete mixer and are mixed evenly,
Recycling aggregate must be built, the partial size of level-one aggregate is 2-3cm, and the partial size of second level aggregate is 1-2cm, and the partial size of three-level aggregate is
0.5-1cm, the feed ratio of the level-one aggregate, second level aggregate and three-level aggregate is 1:2-4:3-8, spare；
S2: preparation waste old ceramics filler rinses after recycling waste ceramic and dries, remove surface soil and dust, uses
Crusher is crushed ceramics, and the ceramic particle that partial size is 3-5mm is obtained after screening, spare；
S3: by lignin dissolution in sodium hydroxide solution, concentration of sodium hydroxide solution 40%, heating stirring is uniform,
Constant temperature is kept for 1-2 hours, and thermostat temperature is 60 DEG C, and phenolic resin is added into mixed liquor later, is warming up in 40 minutes
80-90 DEG C, and be constantly stirred, heat preservation 30-50 minutes are stood after heating, obtain mixture A；
S4: portland cement, building recycling aggregate, waste old ceramics filler, mixture A, SILICA FUME and water are added compounding
It is mixed to concrete heat and carries out heating stirring in machine, heating temperature is 90-110 DEG C, is stirred duration 20-40 minutes, and mixing speed is
60-80r/min obtains mixture B, spare；
S5: calcium lime powder is dissolved in water by curing, and is added into mixture B, is mixed machine using heat and is mixed evenly
Afterwards, mixed material heating is kept the temperature to 140-180 DEG C, soaking time 1-2 hours, obtains mixture C；
S6: being bubbled, and air is blasted in the mixture C into S5 using air blower, the aperture of air blower venthole is 2-
4mm persistently blasts air 30-50 minutes, and the temperature of mixture C is 60-80 DEG C when air-blowing, and is constantly mixed, directly
Moisture content to mixture is 10-13%, obtains light-weight environment-friendly vermex concrete material.
The present invention is that primary raw material prepares concrete material by discarded concrete and waste ceramic, is solving construction waste
Recycling for resource is realized while object, the concrete produced is environment friendly and pollution-free, by adding ceramics into raw material
Grain, the compressive property after concrete setting can be increased, by by the polymerizate of lignin and phenolic resin and concrete into
Row mixing, can be improved the inner tight of concrete, be conducive to the soundproof effect for improving concrete, by mixing to concrete
Air is blasted in material, can increase the porosity of concrete, advantageously reduces the weight of concrete.
Color environment-friendly type raw material substitution petroleum-based feedstock prepares biological environmental production lubricating oil, and source chemicals are resourceful, and environment
Pollute small, the present invention not only can solve petroleum resources anxiety problem at this stage, meet environmental requirements simultaneously, prepared by the present invention
Biolubrication oil base oil vegetable oil is modified with organosilicon, it is modified to obtain its oxidation stability and lubricity
It is apparent to improve, and the oil product that vegetable oil derives has good biological degradability, the more green ring compared with mineral oil
It protects.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of light-weight environment-friendly vermex concrete material, it is characterised in that: according to parts by weight include following component: silicate cement
30-50 parts of mud, 4-10 parts of lignin, 1-2 parts of sodium hydroxide, builds aggregate 60-80 parts of recycling, is waste and old 8-10 parts of phenolic resin
5-8 parts of ceramic packing, 6-8 parts of SILICA FUME, 3-5 parts of calcium lime powder, 20-40 parts of water.
2. a kind of preparation method of light-weight environment-friendly vermex concrete material, it is characterised in that: specific steps are as follows:
S1: the discarded concrete in construction waste is crushed by pulverizer, respectively obtains one by preparation building recycling aggregate
Grade aggregate, second level aggregate and three-level aggregate, and above-mentioned three kinds of aggregates are placed in concrete mixer and are mixed evenly, it must build
Recycling aggregate is built, it is spare；
S2: preparation waste old ceramics filler rinses after recycling waste ceramic and dries, remove surface soil and dust, using broken
Machine is crushed ceramics, and the ceramic particle that partial size is 3-5mm is obtained after screening, spare；
S3: by lignin dissolution in sodium hydroxide solution, heating stirring is uniform, and constant temperature is kept for 1-2 hours, later by phenolic aldehyde tree
Rouge is added into mixed liquor, 80-90 DEG C is warming up in 40 minutes, and be constantly stirred, and heat preservation 30- is stood after heating
50 minutes, obtain mixture A；
S4: portland cement, building recycling aggregate, waste old ceramics filler, mixture A, SILICA FUME and water are added to mixed compounding
Solidifying soil heat, which is mixed, carries out heating stirring in machine, heating temperature is 90-110 DEG C, is stirred duration 20-40 minutes, mixing speed 60-
80r/min obtains mixture B, spare；
S5: calcium lime powder is dissolved in water by curing, and is added into mixture B, is mixed after machine is mixed evenly using heat,
Mixed material heating is kept the temperature to 140-180 DEG C, soaking time 1-2 hours, obtains mixture C；
S6: being bubbled, and air is blasted in the mixture C into S5 using air blower, the aperture of air blower venthole is 2-4mm, is held
It is continuous to blast air 30-50 minutes, obtain light-weight environment-friendly vermex concrete material.
3. a kind of preparation method of light-weight environment-friendly vermex concrete material according to claim 2, it is characterised in that: described
The partial size of level-one aggregate is 2-3cm in S1, and the partial size of second level aggregate is 1-2cm, and the partial size of three-level aggregate is 0.5-1cm, described
The feed ratio of level-one aggregate, second level aggregate and three-level aggregate is 1:2-4:3-8.
4. a kind of preparation method of light-weight environment-friendly vermex concrete material according to claim 2, it is characterised in that: described
Concentration of sodium hydroxide solution is 40% in S3, and thermostat temperature is 60 DEG C.
5. a kind of preparation method of light-weight environment-friendly vermex concrete material according to claim 2, it is characterised in that: described
The moisture content of mixture is 10-13% in step S6.
6. a kind of preparation method of light-weight environment-friendly vermex concrete material according to claim 2, it is characterised in that: described
The temperature of mixture C is 60-80 DEG C when air-blowing in S6, and is constantly mixed.
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| CN201811171783.4A CN109053087A (en) | 2018-10-09 | 2018-10-09 | A kind of light-weight environment-friendly vermex concrete material and preparation method thereof |
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| CN103172312A (en) * | 2013-03-20 | 2013-06-26 | 董发达 | Compound concrete and preparation method thereof |
| CN104909805A (en) * | 2015-05-27 | 2015-09-16 | 嘉兴元元节能建材有限公司 | Green composite lightweight hydraulic thermal-insulation dry powder material |
| CN108341643A (en) * | 2018-05-21 | 2018-07-31 | 李建州 | A kind of preparation method of building water-proof concrete |
| CN108865022A (en) * | 2017-10-13 | 2018-11-23 | 济宁明升新材料有限公司 | A kind of modified phenol formaldehyde resin adhesive with pulping waste liquor sticks agent and its preparation method and application |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058613A (en) * | 2013-01-23 | 2013-04-24 | 清远绿由环保科技有限公司 | Curb produced by using waste ceramic slag and waste road concrete and manufacturing method |
| CN103172312A (en) * | 2013-03-20 | 2013-06-26 | 董发达 | Compound concrete and preparation method thereof |
| CN104909805A (en) * | 2015-05-27 | 2015-09-16 | 嘉兴元元节能建材有限公司 | Green composite lightweight hydraulic thermal-insulation dry powder material |
| CN108865022A (en) * | 2017-10-13 | 2018-11-23 | 济宁明升新材料有限公司 | A kind of modified phenol formaldehyde resin adhesive with pulping waste liquor sticks agent and its preparation method and application |
| CN108341643A (en) * | 2018-05-21 | 2018-07-31 | 李建州 | A kind of preparation method of building water-proof concrete |
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Application publication date: 20181221 |