CN107805490A - A kind of construction efficient biodegradable dust suppressant and preparation method thereof - Google Patents
A kind of construction efficient biodegradable dust suppressant and preparation method thereof Download PDFInfo
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- CN107805490A CN107805490A CN201711056233.3A CN201711056233A CN107805490A CN 107805490 A CN107805490 A CN 107805490A CN 201711056233 A CN201711056233 A CN 201711056233A CN 107805490 A CN107805490 A CN 107805490A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a kind of construction efficient biodegradable dust suppressant and preparation method thereof, belong to dust suppressant technical field.The dust suppressant is made up of by weight percentage following components：Waste and old base-material：5 10%, glycerine：4 12%, anhydrous acetic acid calcium：1 5%, surfactant：1 4%, sterilize decoction：0.5 1%, glutinous rice crosslinking agent：0.02 0.08%, excess water.The dust suppressant of the present invention has the effect such as wetting, film forming, absorption and sterilization, can be biodegradable, will not cause secondary pollution, have good anti-dust effect, harmless to human body and environment, use range is wide, has broad application prospects.
Description
Technical field
The present invention relates to dust suppressant technical field, and in particular to a kind of construction with efficient biodegradable dust suppressant and
Its preparation method.
Background technology
Construction place can often produce substantial amounts of airborne dust, can produce larger pollution to workmen and surrounding environment,
Aggravate haze.It is watering to suppress the most important method of airborne dust, and moisture is soaked dry dust, and is bonded to larger
Grain, avoids it from distally flying upward.But the adhesion between airborne dust and moisture is very weak, moisture evaporates soon, it is impossible to reaches
Good anti-dust effect.
Existing dust suppressant majority uses various chemical medicaments, but all there is anti-dust effect is poor, volatility is serious, no
Can be biodegradable, the problem of producing secondary pollution.
Therefore a kind of efficiently dust suppression is designed, biodegradable construction has very with efficient biodegradable dust suppressant
Big practical value and dissemination.
The content of the invention
The present invention provides a kind of construction efficient biodegradable dust suppressant, can solve of the prior art above-mentioned
Problem.
The invention provides a kind of construction with efficient biodegradable dust suppressant, by following components by weight percentage
It is prepared：Waste and old base-material：5-10%, glycerine：4-12%, anhydrous acetic acid calcium：1-5%, surfactant：1-4%, sterilization
Decoction：0.5-1%, glutinous rice crosslinking agent：0.02-0.08%, excess water；The sterilization decoction is passed through by the raw material of following parts by weight
Alcohol extracting or decoction are made：Purslane 3-5 parts, cordate houttuynia 1-3 parts, dandelion 3-6 parts, sowthistle tasselflower herb 3-6 parts, tuber of stemona 1-3 parts, the tuber of dwarf lilyturf
1-2 parts.Raw material therein has antibacterial sterilization and has certain suction-operated, is advantageous to dust suppression sterilization, so as to protect human body
With the health of environment.
It is preferred that the waste and old base-material includes the one or more in waste old, wood chip, shell, straw.Wherein
Shell can use nut shell.
It is preferred that the surfactant is nonionic surfactant or cationic surfactant or anionic surface
Activating agent.
A kind of described construction preparation method of efficient biodegradable dust suppressant, comprises the following steps：
(1) the waste and old base-material crushed, cross 30-60 mesh sieves；
(2) sterilization decoction is prepared；
(3) each component is weighed by weight；
(4) base-material after sieving is placed in the kettle of vacuum emulsifying machine, adds glycerine and obtain suspension, then add again
Enter to sterilize decoction, at 40-80 DEG C, 20-40min is sufficiently stirred with 50-100r/min rotating speed, is then transferred into vacuum emulsification
In the emulsification pot of machine；
(5) and then toward addition anhydrous acetic acid calcium, glutinous rice crosslinking agent and surfactant in emulsification pot, with 200-300r/min
Rotating speed be sufficiently stirred 30-90min；
(6) it is added dropwise after supplying water, starts vacuum plant, with 400-600r/min rotating speed under negative pressure 0.04-0.06MPa
30-60min is sufficiently stirred, obtains dust suppressant.
It is preferred that in step (4), at 60 DEG C, 20-40min is sufficiently stirred with 80r/min rotating speed.
It is preferred that in step (5), 60min is sufficiently stirred with 250r/min rotating speed.
It is preferred that in step (6), 45min is sufficiently stirred under negative pressure 0.05MPa with 500r/min rotating speed.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention dust suppressant have wetting, film forming, absorption and
The effect such as sterilization, can be biodegradable, will not cause secondary pollution, have good anti-dust effect, to human body and the equal nothing of environment
Evil, use range is wide, has broad application prospects.
Embodiment
The embodiment of the present invention is described in detail below, it is to be understood that protection scope of the present invention is not
Limited by embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creativeness
The every other embodiment obtained on the premise of work, belongs to the scope of protection of the invention.
Embodiment 1：
A kind of efficient biodegradable dust suppressant of construction provided by the invention, by following components by weight percentage
It is prepared：Waste old 1%, shell 3%, straw 4%, glycerine：8%, anhydrous acetic acid calcium：2%, surface-active
Agent：3%, sterilize decoction：0.6%, glutinous rice crosslinking agent：0.05%, excess water.
Shell therein can be the one or more in walnut shell, peanut shell, coconut husk.
Sterilization decoction therein is made up of the raw material of following parts by weight by alcohol extracting：5 parts of purslane, 2 parts of cordate houttuynia, Pu Gong
3 parts of English, 4 parts of sowthistle tasselflower herb, 2 parts of the tuber of stemona, 1 part of the tuber of dwarf lilyturf.The relative density of the sterilization decoction is 1.02-1.10.Alternatively, it is described
The relative density for sterilizing decoction is 1.03.
The effect of preparing the various raw materials of sterilization decoction is as follows：
Purslane：It is cold in nature, sweet acid；Enter the heart, liver, spleen, large intestine channel.Clearing heat and detoxicating, Li Shui dries, and dissipates blood detumescence, dedusting
Sterilization, anti-inflammatory analgetic, blood-stanching and blood-cooling.Dysentery is cured mainly, enteritis, ephritis, postpartum uterine hemorrhage, is had blood in stool, the illness such as mastitis.
Cordate houttuynia：Acrid flavour, cold, return lung warp.Can clearing heat and detoxicating, detumescence treatment sore, promoting urination and removing dampness, clearing away heat to cure dysentery, stomach invigorating
Help digestion, with control real heat, heat toxin, damp evil, disease heat be suffer from lung carbuncle, sore swollen toxin, hemorrhoidal hemorrhage, retention of heat in the spleen and stomach etc..Modern pharmacology
Experiment shows that this product has the effect such as antibacterial, antiviral, raising immunity of organisms, diuresis.
Dandelion：Sweet, slight bitter is cold in nature.It is clearing heat and detoxicating, dispersing swelling and dissipating binds.Cure mainly：The infection of the upper respiratory tract, eye conjunctivitis, stream
Row parotitis, hyperglycaemia, acute mastitis swelling and pain, gastritis, dysentery, hepatitis, chrysanthemum inflammation, acute appendicitis, urinary infection, pelvic cavity
Inflammation, carbuncle boils boils, pharyngitis control acute mastitis, adenolymphitis, scrofula, boil poisonous soreness, acute conjunctivitis, and cold, fever is acute
Tonsillitis, acute bronchitis, urinary tract infections.
Sowthistle tasselflower herb：It is mild-natured, bitter micro-pungent, removing pattogenic heat from the blood and toxic material from the body, scattered silt of invigorating blood circulation.Urinary system infection contamination, sphagitis, carbuncle can be controlled
Deng.
The tuber of stemona：It is sweet, bitter, slightly warm in nature, return lung warp, there is the effect of moistening lung to lower qi cough-relieving, desinsection, cure mainly new chronic cough and cough,
Pulmonary tuberculosis cough, pertussis；Outer to be used for head louse, body louse, enterobiasis, private parts disturbs to itch etc. and demonstrate,proves.
The tuber of dwarf lilyturf：Nature,taste and action：Sweet, slight bitter, cool, Yin-nourishing and body fluid promoting, moisten the lung and relieve the cough, relieving restlessness that clears away heart-fire.Cure mainly consumption of body fluid caused by febrile disease, the heart
Tired, thirsty, dry throat lung heat, cough, pulmonary tuberculosis.
Above-mentioned several Chinese medicines are combined together can be effectively antibacterial, and strengthens wetting and the characterization of adsorption of dust suppressant,
Improve anti-dust effect.
Embodiment 2：
A kind of efficient biodegradable dust suppressant of construction provided by the invention, by following components by weight percentage
It is prepared：Waste old 3%, straw 5%, glycerine：10%, anhydrous acetic acid calcium：3%, surfactant：2%, kill
Bacterium decoction：0.5%, glutinous rice crosslinking agent：0.03%, excess water.
Straw therein can be the one or more in maize straw, wheat stalk or rice straw.
Sterilization decoction therein is made up of the raw material of following parts by weight：4 parts of purslane, 2 parts of cordate houttuynia, 5 parts of dandelion, sheep
5 parts of hoof grass, 2 parts of the tuber of stemona, 1 part of the tuber of dwarf lilyturf.
Embodiment 3：
A kind of efficient biodegradable dust suppressant of construction provided by the invention, by following components by weight percentage
It is prepared：Straw 5%, glycerine：10%, anhydrous acetic acid calcium：3%, surfactant：2%, sterilize decoction：
0.5%, glutinous rice crosslinking agent：0.03%, excess water.
Sterilization decoction therein is made up of the raw material of following parts by weight：4 parts of purslane, 2 parts of cordate houttuynia, 5 parts of dandelion, sheep
5 parts of hoof grass, 2 parts of the tuber of stemona, 1 part of the tuber of dwarf lilyturf.
Embodiment 4：
Preparation method the invention provides the construction with efficient biodegradable dust suppressant, including following step
Suddenly：
(1) the waste and old base-material is used into crushing grinding all-in-one attrition grinding, then crosses 50 mesh sieves；
(2) sterilization decoction is prepared；
(3) each component is weighed by weight；
(4) base-material after sieving is placed in the kettle of vacuum emulsifying machine, adds glycerine and obtain suspension, then add again
Enter to sterilize decoction, at 60 DEG C, 30min is sufficiently stirred with 80r/min rotating speed, is then transferred into the emulsification pot of vacuum emulsifying machine
In；
(5) and then toward addition anhydrous acetic acid calcium, glutinous rice crosslinking agent and surfactant in emulsification pot, with turning for 250r/min
Speed is sufficiently stirred 60min；
(6) it is added dropwise after supplying water, starts vacuum plant, be sufficiently stirred with 500r/min rotating speed under negative pressure 0.05MPa
45min, obtain dust suppressant.
Embodiment 5：
Preparation method the invention provides the construction with efficient biodegradable dust suppressant, including following step
Suddenly：
(1) the waste and old base-material crushed, cross 60 mesh sieves；
(2) sterilization decoction is prepared；
(3) each component is weighed by weight；
(4) base-material after sieving is placed in the kettle of vacuum emulsifying machine, adds glycerine and obtain suspension, then add again
Enter to sterilize decoction, at 50 DEG C, 25min is sufficiently stirred with 60r/min rotating speed, is then transferred into the emulsification pot of vacuum emulsifying machine
In；
(5) and then anhydrous acetic acid calcium, glutinous rice crosslinking agent and surfactant is added in emulsification pot, with turning for 200r/min
Speed is sufficiently stirred 45min；
(6) it is added dropwise after supplying water, starts vacuum plant, be sufficiently stirred with 450r/min rotating speed under negative pressure 0.06MPa
30min, obtain dust suppressant.
The alcohol extracting process of the step (2) is：By purslane, cordate houttuynia, dandelion, sowthistle tasselflower herb, the tuber of stemona, the tuber of dwarf lilyturf by weight
Part weighs and drying and crushing, mixing, soaks afterwards, and boils and boil, and is filtrated to get filtrate, ethanol is added into filtrate, enter
Row alcohol precipitation, which concentrates, to be produced.
Dust suppressant prepared by the present invention is diluted with water 1-5 times according to the soil Moisture of construction site, sprinkling soil
Earth surface, dust suppressant adsorb to airborne dust film forming, effectively suppress to go out in the production processes such as construction, Coal Transport, dust workshop
Existing airborne dust.The Biodegradation Times of dust suppressant in the environment are 60-70 days,
The dust suppressant of the present invention can dilute use, and the viscosity at 25 DEG C can reach 62mPas, and moisture preserving time is up to
80 hours, dust suppression efficiency reached 99.8%, bacteriostasis rate >=92%.
The dust suppressant of the present invention has the effect such as wetting, film forming, absorption and sterilization, can be biodegradable, will not cause two
Secondary pollution, there is good anti-dust effect, harmless to human body and environment, use range is wide, has broad application prospects.
Disclosed above is only several specific embodiments of the present invention, and still, the embodiment of the present invention is not limited to this, is appointed
What what those skilled in the art can think change should all fall into protection scope of the present invention.
Claims (8)
1. the efficient biodegradable dust suppressant of a kind of construction, it is characterised in that made by weight percentage by following components
It is standby to obtain：Waste and old base-material：5-10%, glycerine：4-12%, anhydrous acetic acid calcium：1-5%, surfactant：1-4%, bactericide
Liquid：0.5-1%, glutinous rice crosslinking agent：0.02-0.08%, excess water；The sterilization decoction passes through alcohol by the raw material of following parts by weight
Carry or decoct and be made：Purslane 3-5 parts, cordate houttuynia 1-3 parts, dandelion 3-6 parts, sowthistle tasselflower herb 3-6 parts, tuber of stemona 1-3 parts, tuber of dwarf lilyturf 1-
2 parts.
2. the efficient biodegradable dust suppressant of construction as claimed in claim 1, it is characterised in that the waste and old base-material
Including the one or more in waste old, wood chip, shell, straw.
3. the efficient biodegradable dust suppressant of construction as claimed in claim 1, it is characterised in that the surface-active
Agent is nonionic surfactant or cationic surfactant or anion surfactant.
4. the efficient biodegradable dust suppressant of construction as claimed in claim 1, it is characterised in that the sterilization decoction
It is made up of the raw material of following parts by weight by alcohol extracting or decoction：5 parts of purslane, 2 parts of cordate houttuynia, 3 parts of dandelion, 4 parts of sowthistle tasselflower herb,
2 parts of the tuber of stemona, 1 part of the tuber of dwarf lilyturf.
5. the construction preparation method of efficient biodegradable dust suppressant as described in claim 1-4 is any, its feature
It is, comprises the following steps：
(1) the waste and old base-material crushed, cross 30-60 mesh sieves；
(2) sterilization decoction is prepared；
(3) each component is weighed by weight；
(4) base-material after sieving is placed in the kettle of vacuum emulsifying machine, adds glycerine and obtain suspension, then add and kill
Bacterium decoction, at 40-80 DEG C, 20-40min is sufficiently stirred with 50-100r/min rotating speed, is then transferred into vacuum emulsifying machine
Emulsify in pot；
(5) and then toward addition anhydrous acetic acid calcium, glutinous rice crosslinking agent and surfactant in emulsification pot, with turning for 200-300r/min
Speed is sufficiently stirred 30-90min；
(6) be added dropwise supply water after, start vacuum plant, with 400-600r/min rotating speed under negative pressure 0.04-0.06MPa fully
30-60min is stirred, obtains dust suppressant.
6. the construction as claimed in claim 5 preparation method of efficient biodegradable dust suppressant, it is characterised in that step
Suddenly in (4), at 60 DEG C, 20-40min is sufficiently stirred with 80r/min rotating speed.
7. the construction as claimed in claim 5 preparation method of efficient biodegradable dust suppressant, it is characterised in that step
Suddenly in (5), 60min is sufficiently stirred with 250r/min rotating speed.
8. the construction as claimed in claim 5 preparation method of efficient biodegradable dust suppressant, it is characterised in that step
Suddenly in (6), 45min is sufficiently stirred under negative pressure 0.05MPa with 500r/min rotating speed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711056233.3A CN107805490B (en) | 2017-11-01 | 2017-11-01 | Efficient biodegradable dust suppressant for building construction and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711056233.3A CN107805490B (en) | 2017-11-01 | 2017-11-01 | Efficient biodegradable dust suppressant for building construction and preparation method thereof |
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| CN107805490A true CN107805490A (en) | 2018-03-16 |
| CN107805490B CN107805490B (en) | 2020-07-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112674113A (en) * | 2020-12-24 | 2021-04-20 | 石家庄新邦尔节能技术有限公司 | Dust suppression antibacterial agent and preparation method thereof |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277135A (en) * | 2011-06-15 | 2011-12-14 | 宁岱 | Environmentally friendly biodegradable dust suppressant and preparation method thereof |
| CN102559144A (en) * | 2011-12-15 | 2012-07-11 | 中国矿业大学(北京) | Environment-friendly curing agent and preparation method thereof |
| CN102660226A (en) * | 2012-04-28 | 2012-09-12 | 北京金科复合材料有限责任公司 | High-molecular polymer dust suppressant compound and preparation method thereof |
| CN103242805A (en) * | 2013-05-23 | 2013-08-14 | 北京嘉孚科技有限公司 | Novel environment-friendly road surface dust suppressant |
| CN103788929A (en) * | 2014-01-21 | 2014-05-14 | 江苏龙蟠科技股份有限公司 | Biodegradation type raised dust inhibitor and preparation method thereof |
| CN103834067A (en) * | 2014-03-28 | 2014-06-04 | 盐城市三雄机械制造有限公司 | Sticky rice cross-linking agent and processing process thereof |
| CN103836099A (en) * | 2014-03-28 | 2014-06-04 | 盐城市三雄机械制造有限公司 | Degradable brake block and machining technology thereof |
| CN104709904A (en) * | 2015-03-12 | 2015-06-17 | 江苏金麦穗新能源科技股份有限公司 | Preparation method of rice and wheat straw active carbon ecological building material for PM2.5 adsorption and radiation prevention |
| CN104963975A (en) * | 2015-06-24 | 2015-10-07 | 黄晓霜 | Manufacturing process of cattle hide fiber brake pad |
| CN105018032A (en) * | 2015-07-01 | 2015-11-04 | 宁夏浤森环保科技有限公司 | Road dust depressor and preparation method thereof |
| CN105885795A (en) * | 2016-05-26 | 2016-08-24 | 覃政强 | Dust suppressant and preparing method thereof |
-
2017
- 2017-11-01 CN CN201711056233.3A patent/CN107805490B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277135A (en) * | 2011-06-15 | 2011-12-14 | 宁岱 | Environmentally friendly biodegradable dust suppressant and preparation method thereof |
| CN102559144A (en) * | 2011-12-15 | 2012-07-11 | 中国矿业大学(北京) | Environment-friendly curing agent and preparation method thereof |
| CN102660226A (en) * | 2012-04-28 | 2012-09-12 | 北京金科复合材料有限责任公司 | High-molecular polymer dust suppressant compound and preparation method thereof |
| CN103242805A (en) * | 2013-05-23 | 2013-08-14 | 北京嘉孚科技有限公司 | Novel environment-friendly road surface dust suppressant |
| CN103788929A (en) * | 2014-01-21 | 2014-05-14 | 江苏龙蟠科技股份有限公司 | Biodegradation type raised dust inhibitor and preparation method thereof |
| CN103834067A (en) * | 2014-03-28 | 2014-06-04 | 盐城市三雄机械制造有限公司 | Sticky rice cross-linking agent and processing process thereof |
| CN103836099A (en) * | 2014-03-28 | 2014-06-04 | 盐城市三雄机械制造有限公司 | Degradable brake block and machining technology thereof |
| CN104709904A (en) * | 2015-03-12 | 2015-06-17 | 江苏金麦穗新能源科技股份有限公司 | Preparation method of rice and wheat straw active carbon ecological building material for PM2.5 adsorption and radiation prevention |
| CN104963975A (en) * | 2015-06-24 | 2015-10-07 | 黄晓霜 | Manufacturing process of cattle hide fiber brake pad |
| CN105018032A (en) * | 2015-07-01 | 2015-11-04 | 宁夏浤森环保科技有限公司 | Road dust depressor and preparation method thereof |
| CN105885795A (en) * | 2016-05-26 | 2016-08-24 | 覃政强 | Dust suppressant and preparing method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112674113A (en) * | 2020-12-24 | 2021-04-20 | 石家庄新邦尔节能技术有限公司 | Dust suppression antibacterial agent and preparation method thereof |
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| CN107805490B (en) | 2020-07-24 |
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