CN106076273A - A kind of waste gas absorption agent in Formaldehyde Production - Google Patents
A kind of waste gas absorption agent in Formaldehyde Production Download PDFInfo
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- CN106076273A CN106076273A CN201610479710.6A CN201610479710A CN106076273A CN 106076273 A CN106076273 A CN 106076273A CN 201610479710 A CN201610479710 A CN 201610479710A CN 106076273 A CN106076273 A CN 106076273A
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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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
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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
- B01J20/041—Oxides or hydroxides
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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
-
- 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
- B01J20/14—Diatomaceous earth
-
- 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
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/223—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material containing metals, e.g. organo-metallic compounds, coordination complexes
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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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- 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
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4875—Sorbents characterised by the starting material used for their preparation the starting material being a waste, residue or of undefined composition
- B01J2220/4887—Residues, wastes, e.g. garbage, municipal or industrial sludges, compost, animal manure; fly-ashes
Abstract
The invention discloses a kind of waste gas absorption agent in Formaldehyde Production, formulated by following parts by weight of component: 30 35 parts of mud, calcium hydroxide 20 25 parts, sepiolite powder 8 10 parts, active fruit shell carbon 5 10 parts, modification infusorial earth 7 10 parts, ceramic fibre loose wool 79 parts, plant ash 10 15 parts, cellulose ether 2.1 3.5 parts, brocide 0.4 0.8 parts, hardwood pulp 9 12 parts, suitable quantity of water.The waste gas absorption agent in Formaldehyde Production of the present invention, hole is flourishing, and adsorption is strong, function admirable, is specifically designed to and absorbs the absorption process producing waste gas in formaldehyde production, and absorption efficiency is high;And water absorption is strong, it is ensured that absorbent, can be with the globality of long term maintenance absorbent granules not by deliquescence efflorescence, it is ensured that adsorption treatment facility can be properly functioning.
Description
Technical field
The present invention relates to Formaldehyde Production technical field, particularly relate to a kind of waste gas absorption agent in Formaldehyde Production.
Background technology
Formaldehyde, also known as formaldehyde.Colourless gas, has special penetrating odor, has stimulation, fusing point-92 to human eye, nose etc.
DEG C, boiling point-19.5 DEG C, soluble in water and ethanol.The concentration of aqueous solution reaches as high as 55%, it is common that 40%, referred to as formalin,
It is commonly called as formalin (formalin), is the colourless liquid having penetrating odor.There is strong reducing action, particularly at alkaline solution
In.Can burn, steam forms explosive mixture with air.Formaldehyde can be by methanol dehydrogenation or oxygen under the metal catalytics such as silver, copper
Change and prepare, it is possible to separated by hydrocarbon oxidation product.With used as pesticides and disinfectant, phenolic resin processed, Lauxite, polyvinyl, Wu Luo
The raw material of tropine, tetramethylolmethane and dyestuff etc..Formaldehyde belongs to of many uses, and it is popular that production technology is simple, raw material supply is sufficient
Chemical product.Being the trunk in Downstream Products of Methanol tree, world's annual production is at about 25,000,000 tons, and the methanol of about 30% is all used for
Produce formaldehyde.But formaldehyde is the aqueous solution that a kind of concentration is relatively low, economically consider to be not easy to long-distance transportation, so typically
All to set up factories near main consumption market. foreign trade is the most few.Industrial main employing methanol oxidizing process and natural gas are direct
Oxidizing process, can produce waste water and waste gas in formaldehyde production, the waste gas in formaldehyde production includes formaldehyde, methanol etc..Mesh
Before the solid particle adsorbent of domestic waste gas pollution control and treatment, but be not the most specifically designed to and process produce in formaldehyde production useless
Gas absorbent.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of waste gas absorption agent in Formaldehyde Production,
Raw material is sufficient, and hole is flourishing, and adsorption is strong, function admirable, for absorbing at the waste gas absorption produced in formaldehyde production
Reason, absorption efficiency is high;And water absorption is strong, it is ensured that absorbent, can be with long term maintenance absorbent granules not by deliquescence efflorescence
Globality, it is ensured that adsorption treatment facility can be properly functioning;Low cost, production technology is simple.
To achieve these goals, the present invention adopts the following technical scheme that
A kind of waste gas absorption agent in Formaldehyde Production, formulated by following parts by weight of component: mud 30-35 part,
Calcium hydroxide 20-25 part, sepiolite powder 8-10 part, active fruit shell carbon 5-10 part, modification infusorial earth 7-10 part, ceramic fibre loose wool
7-9 part, plant ash 10-15 part, cellulose ether 2.1-3.5 part, brocide 0.4-0.8 part, hardwood pulp 9-12
Part, suitable quantity of water.
Preferably, the described waste gas absorption agent in Formaldehyde Production, formulated by following parts by weight of component: mud
30 parts, calcium hydroxide 22 parts, meerschaum 9 parts, active fruit shell carbon 6 parts, modification infusorial earth 8 parts, ceramic fibre loose wool 8 parts, vegetation
Ash 12 parts, cellulose ether 2.5 parts, brocide 0.6 part, hardwood pulp 10 parts, suitable quantity of water.
Described modification infusorial earth is prepared by following methods: put into by kieselguhr in sodium carbonate and potassium permanganate mixed solution
After soaking 4-5h, it is dried, is subsequently adding silane coupler KH560, the 0.3-0.5% being equivalent to kieselguhr weight 0.5-0.8%
Calcium lignosulfonate, stir 15-20min under 0.3-0.5% hydrochloric acid 1000-1300 rev/min after, mixture is put into sonicating
Learn in reactor, after it being carried out ultrasonic 1-2h with the frequency of 15-30KHz, filter, grind, obtain modification infusorial earth.
The preparation method of the described waste gas absorption agent in Formaldehyde Production, comprises the following steps:
(1) sky ceramic fibre loose wool being pulverized 120-180 mesh sieve, addition calcium hydroxide, sepiolite powder, hardwood pulp stir
Mix grinding 1-2 hour, dry at 150-180 DEG C;
(2) add plant ash, modification and receive kieselguhr and suitable quantity of water, in 180-220 DEG C of mix and blend 30-50 minute;
(3) continuously adding surplus stock, be warming up to 80-120 DEG C and continue stirring 30-40 minute, dispersion is ground 1-2 hour,
Pelletize is dried, discharging.
Compared with the prior art, beneficial effects of the present invention is as follows:
The waste gas absorption agent in Formaldehyde Production of the present invention, raw material is sufficient, and hole is flourishing, and adsorption is strong, performance
Excellent, can be specifically designed to and absorb the absorption process producing waste gas in formaldehyde production, absorption efficiency is high;And water absorption
By force, it is ensured that absorbent, can be with the globality of long term maintenance absorbent granules not by deliquescence efflorescence, it is ensured that adsorption treatment facility energy
Properly functioning;Low cost, production technology is simple.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further illustrated, but the present invention is not limited only to these embodiments, not
On the premise of departing from present inventive concept, within any improvement made all falls within protection scope of the present invention.
Embodiment 1:
A kind of waste gas absorption agent in Formaldehyde Production, formulated by following parts by weight of component: 30 parts of mud, hydrogen-oxygen
Change calcium 25 parts, sepiolite powder 8 parts, active fruit shell carbon 5 parts, modification infusorial earth 7 parts, ceramic fibre loose wool 9 parts, plant ash 10 parts,
Cellulose ether 2.1 parts, brocide 0.4 part, hardwood pulp 9 parts, suitable quantity of water.
Described modification infusorial earth is prepared by following methods: put into by kieselguhr in sodium carbonate and potassium permanganate mixed solution
After soaking 4h, it is dried, is subsequently adding and is equivalent to the silane coupler KH560 of kieselguhr weight 0.5%, the sulfomethylated lignin of 0.3%
After stirring 15min under acid calcium, 0.5% hydrochloric acid 1000 revs/min, mixture is put in sonochemistry reactor, with the frequency of 15KHz
After rate carries out ultrasonic 2h to it, filter, grind, obtain modification infusorial earth.
The preparation method of the described waste gas absorption agent in Formaldehyde Production, comprises the following steps:
(1) sky ceramic fibre loose wool being pulverized 120 mesh sieves, addition calcium hydroxide, sepiolite powder, hardwood pulp stirring are ground
Grind 2 hours, dry at 150 DEG C;
(2) add plant ash, modification and receive kieselguhr and suitable quantity of water, in 180 DEG C of mix and blends 30 minutes;
(3) continuously adding surplus stock, be warming up to 80 DEG C and continue stirring 40 minutes, dispersion is ground 1 hour, and pelletize is dried,
Discharging.
During the waste gas that the absorbent of the present embodiment 1 produces in purifying formaldehyde production process, formaldehyde clearance reaches
96.7%, methanol clearance reaches 93.6%.
Embodiment 2:
A kind of waste gas absorption agent in Formaldehyde Production, formulated by following parts by weight of component: 30 parts of mud, hydrogen-oxygen
Change calcium 22 parts, meerschaum 9 parts, active fruit shell carbon 6 parts, modification infusorial earth 8 parts, ceramic fibre loose wool 8 parts, plant ash 12 parts, fibre
Dimension element 2.5 parts of ether, brocide 0.6 part, hardwood pulp 10 parts, suitable quantity of water.
Described modification infusorial earth is prepared by following methods: put into by kieselguhr in sodium carbonate and potassium permanganate mixed solution
After soaking 5h, it is dried, is subsequently adding and is equivalent to the silane coupler KH560 of kieselguhr weight 0.6%, the sulfomethylated lignin of 0.4%
After stirring 20min under acid calcium, 0.4% hydrochloric acid 1200 revs/min, mixture is put in sonochemistry reactor, with the frequency of 20KHz
After rate carries out ultrasonic 2h to it, filter, grind, obtain modification infusorial earth.
The preparation method of the described waste gas absorption agent in Formaldehyde Production, comprises the following steps:
(1) sky ceramic fibre loose wool being pulverized 180 mesh sieves, addition calcium hydroxide, sepiolite powder, hardwood pulp stirring are ground
Grind 2 hours, dry at 170 DEG C;
(2) add plant ash, modification and receive kieselguhr and suitable quantity of water, in 200 DEG C of mix and blends 40 minutes;
(3) continuously adding surplus stock, be warming up to 100 DEG C and continue stirring 35 minutes, dispersion is ground 2 hours, and pelletize is dried,
Discharging.
During the waste gas that the absorbent of the present embodiment 2 produces in purifying formaldehyde production process, formaldehyde clearance reaches
98.8%, methanol clearance reaches 96.5%.
Embodiment 3:
A kind of waste gas absorption agent in Formaldehyde Production, formulated by following parts by weight of component: 35 parts of mud, hydrogen-oxygen
Change calcium 25 parts, sepiolite powder 10 parts, active fruit shell carbon 10 parts, modification infusorial earth 10 parts, ceramic fibre loose wool 7 parts, plant ash 10
Part, cellulose ether 3.5 parts, brocide 0.8 part, hardwood pulp 12 parts, suitable quantity of water.
Described modification infusorial earth is prepared by following methods: put into by kieselguhr in sodium carbonate and potassium permanganate mixed solution
After soaking 5h, it is dried, is subsequently adding and is equivalent to the silane coupler KH560 of kieselguhr weight 0.8%, the sulfomethylated lignin of 0.5%
After stirring 20min under acid calcium, 0.5% hydrochloric acid 1300 revs/min, mixture is put in sonochemistry reactor, with the frequency of 30KHz
After rate carries out ultrasonic 1h to it, filter, grind, obtain modification infusorial earth.
The preparation method of the described waste gas absorption agent in Formaldehyde Production, comprises the following steps:
(1) sky ceramic fibre loose wool being pulverized 180 mesh sieves, addition calcium hydroxide, sepiolite powder, hardwood pulp stirring are ground
Grind 2 hours, dry at 1180 DEG C;
(2) add plant ash, modification and receive kieselguhr and suitable quantity of water, in 220 DEG C of mix and blends 30 minutes;
(3) continuously adding surplus stock, be warming up to 120 DEG C and continue stirring 30 minutes, dispersion is ground 2 hours, and pelletize is dried,
Discharging.
During the waste gas that the absorbent of the present embodiment 2 produces in purifying formaldehyde production process, formaldehyde clearance reaches
97.3%, methanol clearance reaches 95.2%.
Claims (4)
1. the waste gas absorption agent in Formaldehyde Production, it is characterised in that: formulated by following parts by weight of component: mud
30-35 part, calcium hydroxide 20-25 part, sepiolite powder 8-10 part, active fruit shell carbon 5-10 part, modification infusorial earth 7-10 part, pottery
Fiber loose wool 7-9 part, plant ash 10-15 part, cellulose ether 2.1-3.5 part, brocide 0.4-0.8 part, broad-leaved
Wood pulp 9-12 part, suitable quantity of water.
Waste gas absorption agent in Formaldehyde Production the most according to claim 1, it is characterised in that: by following weight portion group
Assignment system forms: 30 parts of mud, calcium hydroxide 22 parts, meerschaum 9 parts, active fruit shell carbon 6 parts, modification infusorial earth 8 parts, pottery are fine
Dimension loose wool 8 parts, plant ash 12 parts, cellulose ether 2.5 parts, brocide 0.6 part, hardwood pulp 10 parts, suitable quantity of water.
Waste gas absorption agent in Formaldehyde Production the most according to claim 1, it is characterised in that: described modified diatom
Soil is prepared by following methods: is put into by kieselguhr after soaking 4-5h in sodium carbonate and potassium permanganate mixed solution, is dried, then adds
Enter to be equivalent to the calcium lignosulfonate of silane coupler KH560,0.3-0.5% of kieselguhr weight 0.5-0.8%, 0.3-
After stirring 15-20min under 0.5% hydrochloric acid 1000-1300 rev/min, mixture is put in sonochemistry reactor, with 15-
After the frequency of 30KHz carries out ultrasonic 1-2h to it, filter, grind, obtain modification infusorial earth.
The preparation method of the waste gas absorption agent in Formaldehyde Production the most according to claim 1, it is characterised in that: include
Following steps:
(1) sky ceramic fibre loose wool being pulverized 120-180 mesh sieve, addition calcium hydroxide, sepiolite powder, hardwood pulp stirring are ground
Grind 1-2 hour, dry at 150-180 DEG C;
(2) add plant ash, modification and receive kieselguhr and suitable quantity of water, in 180-220 DEG C of mix and blend 30-50 minute;
(3) continuously adding surplus stock, be warming up to 80-120 DEG C and continue stirring 30-40 minute, dispersion is ground 1-2 hour, pelletize
Dry, discharging.
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CN201610479710.6A CN106076273A (en) | 2016-06-27 | 2016-06-27 | A kind of waste gas absorption agent in Formaldehyde Production |
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CN201610479710.6A CN106076273A (en) | 2016-06-27 | 2016-06-27 | A kind of waste gas absorption agent in Formaldehyde Production |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107262062A (en) * | 2017-07-18 | 2017-10-20 | 合肥峰腾节能科技有限公司 | A kind of house air purifying preparation and preparation method thereof |
CN108753222A (en) * | 2018-06-22 | 2018-11-06 | 安徽索亚装饰材料有限公司 | A kind of wallpaper adhesive reducing Form aldehyde release |
CN111138965A (en) * | 2019-12-02 | 2020-05-12 | 骆瑜 | Paint coating capable of releasing negative oxygen ions and preparation method thereof |
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CN102912687A (en) * | 2012-09-25 | 2013-02-06 | 蚌埠凤凰滤清器有限责任公司 | Filter paper for fuel filter containing modified diatomite |
CN104941605A (en) * | 2015-05-21 | 2015-09-30 | 蚌埠首创滤清器有限公司 | Active carbon adsorbent with good effects of removing formaldehyde and removing odors |
CN104984741A (en) * | 2015-06-24 | 2015-10-21 | 青岛恩高运动控制技术有限公司 | Efficient formaldehyde adsorbing material |
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2016
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102912687A (en) * | 2012-09-25 | 2013-02-06 | 蚌埠凤凰滤清器有限责任公司 | Filter paper for fuel filter containing modified diatomite |
CN104941605A (en) * | 2015-05-21 | 2015-09-30 | 蚌埠首创滤清器有限公司 | Active carbon adsorbent with good effects of removing formaldehyde and removing odors |
CN104984741A (en) * | 2015-06-24 | 2015-10-21 | 青岛恩高运动控制技术有限公司 | Efficient formaldehyde adsorbing material |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107262062A (en) * | 2017-07-18 | 2017-10-20 | 合肥峰腾节能科技有限公司 | A kind of house air purifying preparation and preparation method thereof |
CN108753222A (en) * | 2018-06-22 | 2018-11-06 | 安徽索亚装饰材料有限公司 | A kind of wallpaper adhesive reducing Form aldehyde release |
CN111138965A (en) * | 2019-12-02 | 2020-05-12 | 骆瑜 | Paint coating capable of releasing negative oxygen ions and preparation method thereof |
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