CN107308907A - A kind of modified lime stone and preparation method thereof - Google Patents
A kind of modified lime stone and preparation method thereof Download PDFInfo
- Publication number
- CN107308907A CN107308907A CN201710682362.7A CN201710682362A CN107308907A CN 107308907 A CN107308907 A CN 107308907A CN 201710682362 A CN201710682362 A CN 201710682362A CN 107308907 A CN107308907 A CN 107308907A
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- lime stone
- sulfamic acid
- modified lime
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/043—Carbonates or bicarbonates, e.g. limestone, dolomite, aragonite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Abstract
The invention provides a kind of modified lime stone and preparation method thereof, the present invention is to lime stone and sepiolite, attapulgite mixed grinding, handled using sulfamic acid, the obtained modified lime stone of hydrochloric acid interaction is added, for the formaldehyde in efficient absorption air.The modified lime stone after formaldehyde adsorption can will not cause secondary pollution as a kind of degradable vegetable fertilizer to environment simultaneously.The absorption elimination reaction for the PARA FORMALDEHYDE PRILLS(91,95) that the present invention is used can be just quickly completed in room conditions, it is not necessary to other additional conditions.The present invention is cheap, and extensively, to people's nonhazardous, non-corrosiveness, performance is stable, and preparation method is simple to operate, and production cost is low, environment friendly and pollution-free, is easy to industrialized production for raw material.
Description
Technical field
The present invention relates to environment-friendly materials technical field, specifically a kind of modified lime stone and preparation method thereof.
Background technology
Formaldehyde is a kind of Systematic toxin, and it can reduce the oxidation resistance of each organ of body, so as to cause organ
Oxidative damage, and the higher damage of concentration is more serious.Indoor formaldehyde pollution is mainly derived from furniture, building source, fabric, wood
Product filler, cosmetics, cleaning agent and personal belongings etc..At present, a variety of methods are taken both at home and abroad to administer indoor formaldehyde
Pollution, these purification techniques summarize to get up mainly to have:Adsorption technology, photocatalysis technology, negative aeroion technology, chemistry neutralize skill
Art, ozonation technology, biotechnology, room-temperature catalytic oxidation technology, material sealing technique etc..
Conventional formaldehyde adsorbent is usually activated carbon, and Activated Carbon Production cost is higher, and needs to use a large amount of forests
Resource or coal resources, therefore, seek can have the methyl aldehyde adsorption material for substituting activated carbon to be to have very important meaning.In recent years
Have shown that the lime stone by processing has extremely strong fungistatic effect, and a variety of harmful weights of absorption of energy come many researchs in the world
Metal and pernicious gas.But in the prior art lime stone be with other a variety of raw material complex roles with identical effect,
Single lime stone is adsorbed with toxic gas DeGrain, and prior art is to its complex disposal process, and cost is high, it is impossible to meet
Need.
The content of the invention
To solve the above problems, it is an object of the invention to provide a kind of modified lime stone and preparation method thereof, specifically
Technical scheme is：A kind of modified lime stone, is made up of the raw material below according to parts by weight：30-60 parts of lime stone, 10-30% salt
Sour 10-20 parts, 5-20 parts of sepiolite, 5-25 parts of attapulgite, 10-19 parts of sulfamic acid.
Further, a kind of modified lime stone of the present invention, is made up of the raw material below according to parts by weight：Lime stone
40-50 parts, 12-18 parts of 10-30% hydrochloric acid, 6-18 parts of sepiolite, 8-20 parts of attapulgite, 12-18 parts of sulfamic acid.
Further, a kind of modified lime stone of the present invention, is made up of the raw material below according to parts by weight：Lime stone
35 parts, 15 parts of 10-30% hydrochloric acid, 15 parts of sepiolite, 18 parts of attapulgite, 15 parts of sulfamic acid.
The preparation method of modified lime stone of the present invention, comprises the following steps：
1) lime stone, sepiolite, attapulgite are carried out mixing to obtain mixed-powder；By 5 times of sulfamic acid and its quality
Absolute ethyl alcohol is mixed, and sulfamic acid solution is made；
2) sulfamic acid solution is added in mixed-powder, 60 DEG C and at such a temperature stir process 50min are heated to, so
After add hydrochloric acid solution, be warming up to 100 DEG C and at such a temperature seal stir process 50min, be then down to 50 DEG C and in the temperature
Ultrasonically treated 33min under degree, ultrasonic power is 500W, then is stirred at a temperature of 98-100 DEG C to dry, then in 400 DEG C of horse
3h is not burnt in stove and produces modified lime stone.
Application of the modified lime stone of the present invention in formaldehyde treated.
Beneficial effect：The invention provides a kind of modified lime stone and preparation method thereof, the present invention is to lime stone and Hai Pao
Stone, attapulgite mixed grinding, are handled using sulfamic acid, add the obtained modified lime stone of hydrochloric acid interaction,
For the formaldehyde in efficient absorption air.The modified lime stone after formaldehyde adsorption can be used as a kind of degradable vegetable fertilizer simultaneously
Material, will not cause secondary pollution to environment.The absorption elimination reaction for the PARA FORMALDEHYDE PRILLS(91,95) that the present invention is used in room conditions just can be with
It is quickly completed, it is not necessary to other additional conditions.The present invention is cheap, and raw material are extensive, to people's nonhazardous, non-corrosiveness, property
Can be stable, preparation method is simple to operate, and production cost is low, environment friendly and pollution-free, is easy to industrialized production.
Embodiment
The invention will now be further described with reference to specific embodiments, and following examples are only the optimal implementation of the present invention
Example, does not constitute any limitation to the scope of the present invention.It will be understood by those skilled in the art that without departing from the present invention's
The details and form of technical solution of the present invention can be modified or replaced under spirit and scope, but these modifications and replacement are equal
Fall within the scope of protection of the present invention.
Embodiment 1
A kind of modified lime stone, is made up of the raw material below according to parts by weight：35 parts of lime stone, 15 parts of 20% hydrochloric acid, sea
15 parts of afrodite, 18 parts of attapulgite, 15 parts of sulfamic acid.
The preparation method of modified lime stone of the present invention, comprises the following steps：
1) lime stone, sepiolite, attapulgite are carried out mixing to obtain mixed-powder；By 5 times of sulfamic acid and its quality
Absolute ethyl alcohol is mixed, and sulfamic acid solution is made；
2) sulfamic acid solution is added in mixed-powder, 60 DEG C and at such a temperature stir process 50min are heated to, so
After add hydrochloric acid solution, be warming up to 100 DEG C and at such a temperature seal stir process 50min, be then down to 50 DEG C and in the temperature
Ultrasonically treated 33min under degree, ultrasonic power is 500W, then is stirred at a temperature of 98-100 DEG C to dry, then in 400 DEG C of horse
3h is not burnt in stove and produces modified lime stone.
Embodiment 2
A kind of modified lime stone, is made up of the raw material below according to parts by weight：30 parts of lime stone, 10 parts of 10% hydrochloric acid, sea
5 parts of afrodite, 5 parts of attapulgite, 10 parts of sulfamic acid.
The preparation method of modified lime stone of the present invention, comprises the following steps：
1) lime stone, sepiolite, attapulgite are carried out mixing to obtain mixed-powder；By 5 times of sulfamic acid and its quality
Absolute ethyl alcohol is mixed, and sulfamic acid solution is made；
2) sulfamic acid solution is added in mixed-powder, 60 DEG C and at such a temperature stir process 50min are heated to, so
After add hydrochloric acid solution, be warming up to 100 DEG C and at such a temperature seal stir process 50min, be then down to 50 DEG C and in the temperature
Ultrasonically treated 33min under degree, ultrasonic power is 500W, then is stirred at a temperature of 98-100 DEG C to dry, then in 400 DEG C of horse
3h is not burnt in stove and produces modified lime stone.
Embodiment 3
A kind of modified lime stone, is made up of the raw material below according to parts by weight：60 parts of lime stone, 20 parts of 30% hydrochloric acid, sea
20 parts of afrodite, 25 parts of attapulgite, 19 parts of sulfamic acid.
The preparation method of modified lime stone of the present invention, comprises the following steps：
1) lime stone, sepiolite, attapulgite are carried out mixing to obtain mixed-powder；By 5 times of sulfamic acid and its quality
Absolute ethyl alcohol is mixed, and sulfamic acid solution is made；
2) sulfamic acid solution is added in mixed-powder, 60 DEG C and at such a temperature stir process 50min are heated to, so
After add hydrochloric acid solution, be warming up to 100 DEG C and at such a temperature seal stir process 50min, be then down to 50 DEG C and in the temperature
Ultrasonically treated 33min under degree, ultrasonic power is 500W, then is stirred at a temperature of 98-100 DEG C to dry, then in 400 DEG C of horse
3h is not burnt in stove and produces modified lime stone.
Claims (5)
1. a kind of modified lime stone, it is characterised in that be made up of the raw material below according to parts by weight：30-60 parts of lime stone, 10-
30% 10-20 parts of hydrochloric acid, 5-20 parts of sepiolite, 5-25 parts of attapulgite, 10-19 parts of sulfamic acid.
2. a kind of modified lime stone according to claim 1, it is characterised in that by below according to the raw material group of parts by weight
Into：40-50 parts of lime stone, 12-18 parts of 10-30% hydrochloric acid, 6-18 parts of sepiolite, 8-20 parts of attapulgite, sulfamic acid 12-18
Part.
3. a kind of modified lime stone according to claim 1, it is characterised in that by below according to the raw material group of parts by weight
Into：35 parts of lime stone, 15 parts of 10-30% hydrochloric acid, 15 parts of sepiolite, 18 parts of attapulgite, 15 parts of sulfamic acid.
4. the preparation method of the modified lime stone described in claim 1,2 or 3, it is characterised in that comprise the following steps：
1) lime stone, sepiolite, attapulgite are carried out mixing to obtain mixed-powder；By the anhydrous of 5 times of sulfamic acid and its quality
Ethanol is mixed, and sulfamic acid solution is made；
2) sulfamic acid solution is added in mixed-powder, 60 DEG C and at such a temperature stir process 50min, Ran Houjia are heated to
Enter hydrochloric acid solution, be warming up to 100 DEG C and seal stir process 50min at such a temperature, be then down to 50 DEG C and at such a temperature
Ultrasonically treated 33min, ultrasonic power is 500W, then is stirred at a temperature of 98-100 DEG C to dry, then in 400 DEG C of Muffle furnace
Middle burning 3h produces modified lime stone.
5. application of any described modified lime stones of claim 1-2 in formaldehyde treated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710682362.7A CN107308907A (en) | 2017-08-10 | 2017-08-10 | A kind of modified lime stone and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710682362.7A CN107308907A (en) | 2017-08-10 | 2017-08-10 | A kind of modified lime stone and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107308907A true CN107308907A (en) | 2017-11-03 |
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ID=60175640
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710682362.7A Withdrawn CN107308907A (en) | 2017-08-10 | 2017-08-10 | A kind of modified lime stone and preparation method thereof |
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| Country | Link |
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| CN (1) | CN107308907A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090256A (en) * | 2022-06-22 | 2022-09-23 | 兰州理工大学 | Sodium-modified sepiolite and modification method and application thereof |
-
2017
- 2017-08-10 CN CN201710682362.7A patent/CN107308907A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115090256A (en) * | 2022-06-22 | 2022-09-23 | 兰州理工大学 | Sodium-modified sepiolite and modification method and application thereof |
| CN115090256B (en) * | 2022-06-22 | 2023-08-18 | 兰州理工大学 | Sodium-sulfate modified sepiolite and modification method and application thereof |
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| PB01 | Publication | ||
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Application publication date: 20171103 |