CN113813738A - Air purification material based on gamma-undecalactone - Google Patents
Air purification material based on gamma-undecalactone Download PDFInfo
- Publication number
- CN113813738A CN113813738A CN202111142745.8A CN202111142745A CN113813738A CN 113813738 A CN113813738 A CN 113813738A CN 202111142745 A CN202111142745 A CN 202111142745A CN 113813738 A CN113813738 A CN 113813738A
- Authority
- CN
- China
- Prior art keywords
- parts
- deionized water
- air purification
- titanium dioxide
- undecalactone
- 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
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- PHXATPHONSXBIL-UHFFFAOYSA-N xi-gamma-Undecalactone Chemical compound CCCCCCCC1CCC(=O)O1 PHXATPHONSXBIL-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 239000000463 material Substances 0.000 title claims abstract description 44
- PHXATPHONSXBIL-JTQLQIEISA-N gamma-Undecalactone Natural products CCCCCCC[C@H]1CCC(=O)O1 PHXATPHONSXBIL-JTQLQIEISA-N 0.000 title claims abstract description 37
- 229940020436 gamma-undecalactone Drugs 0.000 title claims abstract description 37
- 238000004887 air purification Methods 0.000 title claims abstract description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 38
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000002156 mixing Methods 0.000 claims abstract description 28
- 238000003756 stirring Methods 0.000 claims abstract description 23
- TYFQFVWCELRYAO-UHFFFAOYSA-N suberic acid Chemical compound OC(=O)CCCCCCC(O)=O TYFQFVWCELRYAO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000001035 drying Methods 0.000 claims abstract description 21
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000004021 humic acid Substances 0.000 claims abstract description 12
- 150000005690 diesters Chemical class 0.000 claims abstract description 11
- 229940065859 sodium cocoyl glycinate Drugs 0.000 claims abstract description 11
- IKGKWKGYFJBGQJ-UHFFFAOYSA-M sodium;2-(dodecanoylamino)acetate Chemical compound [Na+].CCCCCCCCCCCC(=O)NCC([O-])=O IKGKWKGYFJBGQJ-UHFFFAOYSA-M 0.000 claims abstract description 11
- 108010022355 Fibroins Proteins 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- 239000008367 deionised water Substances 0.000 claims description 38
- 229910021641 deionized water Inorganic materials 0.000 claims description 38
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims description 29
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 26
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 229910021389 graphene Inorganic materials 0.000 claims description 21
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 16
- 238000001914 filtration Methods 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 15
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 14
- 239000004964 aerogel Substances 0.000 claims description 14
- 239000012065 filter cake Substances 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 14
- 239000004408 titanium dioxide Substances 0.000 claims description 13
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 13
- 239000006185 dispersion Substances 0.000 claims description 12
- 239000013067 intermediate product Substances 0.000 claims description 12
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 10
- LEVWYRKDKASIDU-IMJSIDKUSA-N L-cystine Chemical compound [O-]C(=O)[C@@H]([NH3+])CSSC[C@H]([NH3+])C([O-])=O LEVWYRKDKASIDU-IMJSIDKUSA-N 0.000 claims description 10
- 239000004158 L-cystine Substances 0.000 claims description 10
- 235000019393 L-cystine Nutrition 0.000 claims description 10
- 229960003067 cystine Drugs 0.000 claims description 10
- 238000004108 freeze drying Methods 0.000 claims description 9
- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 claims description 8
- 229930003268 Vitamin C Natural products 0.000 claims description 8
- 235000019154 vitamin C Nutrition 0.000 claims description 8
- 239000011718 vitamin C Substances 0.000 claims description 8
- 229960000583 acetic acid Drugs 0.000 claims description 7
- 239000012362 glacial acetic acid Substances 0.000 claims description 7
- 238000000227 grinding Methods 0.000 claims description 5
- 238000007873 sieving Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000000746 purification Methods 0.000 abstract description 7
- 238000000498 ball milling Methods 0.000 abstract description 5
- 238000002360 preparation method Methods 0.000 abstract description 5
- 238000000465 moulding Methods 0.000 abstract description 2
- 239000000686 essence Substances 0.000 description 23
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 18
- 239000000203 mixture Substances 0.000 description 16
- 239000000126 substance Substances 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 239000003205 fragrance Substances 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 6
- 240000005809 Prunus persica Species 0.000 description 4
- 235000006040 Prunus persica var persica Nutrition 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 239000007822 coupling agent Substances 0.000 description 4
- 235000019441 ethanol Nutrition 0.000 description 4
- 239000003094 microcapsule Substances 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000012855 volatile organic compound Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000011538 cleaning material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009740 moulding (composite fabrication) Methods 0.000 description 3
- 239000002957 persistent organic pollutant Substances 0.000 description 3
- 230000001699 photocatalysis Effects 0.000 description 3
- 235000003717 Boswellia sacra Nutrition 0.000 description 2
- 240000007551 Boswellia serrata Species 0.000 description 2
- 235000012035 Boswellia serrata Nutrition 0.000 description 2
- 244000060011 Cocos nucifera Species 0.000 description 2
- 235000013162 Cocos nucifera Nutrition 0.000 description 2
- 239000004863 Frankincense Substances 0.000 description 2
- -1 coatings Substances 0.000 description 2
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 235000019197 fats Nutrition 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000003760 magnetic stirring Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 1
- 244000144725 Amygdalus communis Species 0.000 description 1
- 241000167854 Bourreria succulenta Species 0.000 description 1
- 244000241257 Cucumis melo Species 0.000 description 1
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 description 1
- 244000303040 Glycyrrhiza glabra Species 0.000 description 1
- 235000006200 Glycyrrhiza glabra Nutrition 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- 244000070406 Malus silvestris Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000019082 Osmanthus Nutrition 0.000 description 1
- 241000333181 Osmanthus Species 0.000 description 1
- 244000288157 Passiflora edulis Species 0.000 description 1
- 235000000370 Passiflora edulis Nutrition 0.000 description 1
- 244000018633 Prunus armeniaca Species 0.000 description 1
- 235000009827 Prunus armeniaca Nutrition 0.000 description 1
- 244000290333 Vanilla fragrans Species 0.000 description 1
- 235000009499 Vanilla fragrans Nutrition 0.000 description 1
- 235000012036 Vanilla tahitensis Nutrition 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002386 air freshener Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 235000020224 almond Nutrition 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 235000021016 apples Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000014121 butter Nutrition 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 235000019693 cherries Nutrition 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- LPLVUJXQOOQHMX-QWBHMCJMSA-N glycyrrhizinic acid Chemical compound O([C@@H]1[C@@H](O)[C@H](O)[C@H](O[C@@H]1O[C@@H]1C([C@H]2[C@]([C@@H]3[C@@]([C@@]4(CC[C@@]5(C)CC[C@@](C)(C[C@H]5C4=CC3=O)C(O)=O)C)(C)CC2)(C)CC1)(C)C)C(O)=O)[C@@H]1O[C@H](C(O)=O)[C@@H](O)[C@H](O)[C@H]1O LPLVUJXQOOQHMX-QWBHMCJMSA-N 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002596 lactones Chemical class 0.000 description 1
- 235000011477 liquorice Nutrition 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 235000014571 nuts Nutrition 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 235000021018 plums Nutrition 0.000 description 1
- 235000015277 pork Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000019640 taste Nutrition 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
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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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- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
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- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
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- 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
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28002—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their physical properties
- B01J20/28011—Other properties, e.g. density, crush strength
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- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/16—Clays or other mineral silicates
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- B01J35/39—
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- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
- A61L2101/02—Inorganic materials
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- A—HUMAN NECESSITIES
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- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
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- A61L2101/32—Organic compounds
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- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/20—Method-related aspects
- A61L2209/21—Use of chemical compounds for treating air or the like
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2257/708—Volatile organic compounds V.O.C.'s
Abstract
The invention relates to an air purification material based on gamma-undecalactone, which belongs to the technical field of air purification and comprises the following raw materials in parts by weight: 60-65 parts of polymaleimide, 35-41 parts of octanedioic acid octanedioic diester, 12-15 parts of slow-release essence, 11-20 parts of modified diatomite, 2-5 parts of silk fibroin, 1-2 parts of humic acid, 1-2 parts of citric acid and 2-3 parts of sodium cocoyl glycinate; the preparation steps of the purification material are as follows: the method comprises the steps of mixing polymaleimide, octanedioic acid octanedioic diester, modified diatomite, slow-release essence and sodium cocoyl glycinate by a wet ball milling method for 30-50min, preserving heat at 100-105 ℃, adding fibroin, humic acid and citric acid, stirring and mixing, hot-press molding and drying to obtain the air purification material.
Description
Technical Field
The invention belongs to the technical field of air purification, and particularly relates to an air purification material based on gamma-undecalactone.
Background
In modern life, more than 70% of people live indoors, and various indoor household and decorative materials contain chemical materials such as coatings, paints, adhesives and the like to different degrees. These chemical materials can produce volatile organic compounds, which can be harmful to the health of human bodies. The common VOCs mainly comprise formaldehyde, benzene, decane, trichloroethane and the like, and the pollutants have strong volatility, are toxic and are carcinogenic. In recent years, people's awareness of environmental protection is gradually strengthened, and in the aspect of interior decoration, the concept of environmental protection gradually replaces the luxurious wind which is advocated previously, and the monitoring and improvement of the indoor environment quality are emphasized. In order to effectively control indoor air quality to create a comfortable living environment, the development of functional materials for improving and adsorbing indoor harmful gases has become a hot spot of new material research.
Gamma-undecalactone, also called peach aldehyde, is not an aldehyde in the true sense, but belongs to a lactone compound, is colorless to light yellow viscous liquid, natural peach aldehyde exists in apples, almonds, butter, cooked pork, cooked rice, passion fruit, peaches and the like, has the odor of frankincense, fat fragrance, fruit fragrance, coconuts, peaches and liquorice under the concentration of 20ppm, tastes the odor of fat fragrance, coconut fragrance, frankincense, vanilla, nuts and peaches, is an important lactone spice, is a superior raw material for preparing food essences of peaches, melons, plums, apricots, cherries, sweet-scented osmanthus and the like, but has less application in the field of air purification, and the existing air purification material has single purification means and poor purification effect.
Disclosure of Invention
The invention aims to provide an air purification material based on gamma-undecalactone, so as to solve the technical problems in the background technology.
The purpose of the invention can be realized by the following technical scheme:
an air purification material based on gamma-undecalactone comprises the following raw materials in parts by weight: 60-65 parts of polymaleimide, 35-41 parts of octanedioic acid octanedioic diester, 12-15 parts of slow-release essence, 11-20 parts of modified diatomite, 2-5 parts of silk fibroin, 1-2 parts of humic acid, 1-2 parts of citric acid and 2-3 parts of sodium cocoyl glycinate;
the gamma-undecalactone-based air purification material is prepared by the following steps:
firstly, mixing polymaleimide, octanedioic acid octanedioic diester, modified diatomite, slow-release essence and sodium cocoyl glycinate by adopting a wet ball milling method for 30-50min, then preserving heat at the temperature of 100-105 ℃, adding fibroin, humic acid and citric acid, and stirring and mixing to obtain a mixture;
secondly, heating the mixture at the temperature of 200-205 ℃, pressing and molding, and drying at the temperature of 100-110 ℃ to obtain the gamma-undecalactone-based air purification material.
Further, the slow-release essence is prepared by the following steps:
step A1, adding graphene oxide and deionized water into a round-bottom flask, performing ultrasonic dispersion for 20-30min at the frequency of 40-50kHz, adding vitamin C, performing magnetic stirring for 1-2h, heating and reacting for 1h under the condition of 95 ℃ water bath, centrifuging for 10-15min at the rotating speed of 1000-1500r/min after the reaction is finished, washing the precipitate for 3-5 times by using an ethanol solution with the mass fraction of 50%, and performing freeze drying for 24h at-45 ℃ to obtain graphene aerogel;
wherein, the dosage ratio of the graphene oxide, the deionized water and the vitamin C in the step A1 is 2 mg: 1mL of: 3-5mg, and preparing the reducing graphene oxide aerogel by utilizing the strong reducibility of the vitamin C.
And A2, mixing gamma-undecalactone and absolute ethyl alcohol, then adding graphene aerogel, mixing for 30-50min under the condition of the rotation speed of 100-200r/min, standing for 2-4h, filtering, and freeze-drying a filter cake to obtain the slow-release essence.
Wherein the dosage ratio of the gamma-undecalactone, the absolute ethyl alcohol and the graphene aerogel in the step A2 is 50 mL: 50mL of: 2.2-3.4g, because most of the existing slow-release essence adopts a microcapsule slow-release technology, although the fragrance and the effective components of the essence can be effectively preserved for a long time, once the microcapsule wall is broken, the slow-release effect cannot be realized, the microcapsule has higher requirement on the storage condition, and the microspheres are easy to damage in a humid environment.
Further, the modified diatomite is prepared by the following steps:
ultrasonically dispersing diatomite in deionized water to obtain a mixture b, adding titanium dioxide dispersion liquid into the mixture b, stirring for 2-3h under the condition of the rotating speed of 100-200r/min, then dehydrating and drying in an environment at 60 ℃, and grinding through a 0.1mm sieve to obtain doped diatomite;
wherein the titanium dioxide dispersion solution is prepared from modified nano titanium dioxide and deionized water according to the weight ratio of 3.8-4.2 g: 15-25mL of ultrasonic dispersion, wherein the dosage ratio of the diatomite, the deionized water and the titanium dioxide dispersion is 15-20 g: 180-200 mL: 15-20mL, the modified nano titanium dioxide is used as a photocatalytic material, and the modified nano titanium dioxide is loaded through the hollow microstructure of the diatomite, so that the diatomite has dual performances of physical adsorption and chemical adsorption, and organic pollutants such as VOCs in the air can be better removed.
Further, the modified nano titanium dioxide is prepared by the following steps:
step B1, adding nano titanium dioxide, absolute ethyl alcohol and deionized water into a round-bottom flask, performing ultrasonic dispersion for 20min at the frequency of 40-50kHz, adding a coupling agent KH-560, stirring for reaction for 2-4h, filtering after the reaction is finished, and drying a filter cake to constant weight at 60 ℃ to obtain an intermediate product;
and step B2, adding the intermediate product, deionized water and glacial acetic acid into a three-neck flask, mixing for 20min at the rotation speed of 100-200r/min, adding L-cystine and diethylenetriamine, heating to 50-55 ℃, stirring for reaction for 2-4h, filtering after the reaction is finished, washing a filter cake with the deionized water until a washing solution is neutral, and drying at 60 ℃ until constant weight is achieved to obtain the modified nano titanium dioxide, wherein the L-cystine and the diethylenetriamine endow the modified nano titanium dioxide with carboxyl and amino groups to form hydrogen bonds with hydroxyl groups on the surface of the modified diatomite, so that the combination is tighter, and the load strength is improved.
In the step B1, the dosage ratio of the nano titanium dioxide, the absolute ethyl alcohol, the deionized water and the KH-560 is 0.3-0.5 g: 20mL of: 20-30 mL: 1-2 mL.
In the step B2, the dosage ratio of the intermediate product, deionized water, glacial acetic acid, L-cystine and diethylenetriamine is 0.5-1.0 g: 50mL of: 6-8 mL: 0.2-0.6 g: 0.2-0.4 g.
The invention has the beneficial effects that:
the invention provides an air purification material based on gamma-undecalactone, which takes polymaleimide as a main material, adds modified diatomite and slow-release essence, utilizes pure fruits of the gamma-undecalactone to ensure that the purification material can release fragrance while adsorbing organic pollutants in the air, wherein the slow-release essence is a substance of graphene aerogel loaded with the gamma-undecalactone, overcomes the problems that the essence microcapsules in the prior art are difficult to process and store, takes modified nano titanium dioxide as a photocatalysis material, prepares the modified diatomite by loading the modified nano titanium dioxide through a hollow microstructure of the diatomite, endows the diatomite with double performances of physical adsorption and chemical adsorption, better removes the organic pollutants such as VOCs and the like in the air, wherein the surface of the nano titanium dioxide is grafted with L-cystine and diethylenetriamine, and utilizes the characteristic that amino can react with formaldehyde to generate hydroxymethyl derivatives, the excellent photocatalytic performance of titanium dioxide is combined, the removal capacity of the purifying material to pollutants such as formaldehyde is improved, humic acid and citric acid are added into the purifying material, a plurality of carboxyl groups are contained, the hydrophilicity of the purifying material can be improved by increasing carboxyl functional groups, water-soluble harmful substances in air can be captured, in addition, the modified nano titanium dioxide is endowed with carboxyl and amino by L-cystine and diethylenetriamine, hydrogen bonds are formed with hydroxyl on the surface of modified diatomite, the combination is tighter, and the load strength is improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The embodiment provides a slow-release essence which comprises the following preparation steps:
step A1, adding 2mg of graphene oxide and 1mL of deionized water into a round-bottom flask, performing ultrasonic dispersion for 20min at the frequency of 40kHz, adding 3mg of vitamin C, magnetically stirring for 1h, heating and reacting for 1h under the condition of 95 ℃ water bath, centrifuging for 10min at the rotating speed of 1000r/min after the reaction is finished, washing the precipitate for 3 times by using an ethanol solution with the mass fraction of 50%, and performing freeze drying for 24h at the temperature of minus 45 ℃ to obtain graphene aerogel;
and A2, mixing 50mL of gamma-undecalactone with 50mL of absolute ethyl alcohol, then adding 2.2g of graphene aerogel, mixing for 30min at the rotation speed of 100r/min, standing for 2h, filtering, and freeze-drying a filter cake to obtain the slow-release essence.
Example 2
The embodiment provides a slow-release essence which comprises the following preparation steps:
step A1, adding 2mg of graphene oxide and 1mL of deionized water into a round-bottom flask, performing ultrasonic dispersion for 25min at the frequency of 45kHz, adding 4mg of vitamin C, performing magnetic stirring for 1.5h, heating and reacting for 1h under the condition of 95 ℃ water bath, after the reaction is finished, centrifuging for 12min at the rotating speed of 1200r/min, washing the precipitate for 4 times by using an ethanol solution with the mass fraction of 50%, and performing freeze drying for 24h at the temperature of-45 ℃ to obtain graphene aerogel;
and A2, mixing 50mL of gamma-undecalactone with 50mL of absolute ethyl alcohol, then adding 2.8g of graphene aerogel, mixing for 40min at the rotation speed of 150r/min, standing for 3h, filtering, and freeze-drying a filter cake to obtain the slow-release essence.
Example 3
The embodiment provides a slow-release essence which comprises the following preparation steps:
step A1, adding 2mg of graphene oxide and 1mL of deionized water into a round-bottom flask, performing ultrasonic dispersion for 30min at the frequency of 50kHz, adding 5mg of vitamin C, magnetically stirring for 2h, heating and reacting for 1h under the condition of 95 ℃ water bath, centrifuging for 15min at the rotating speed of 1500r/min after the reaction is finished, washing the precipitate for 5 times by using an ethanol solution with the mass fraction of 50%, and performing freeze drying for 24h at the temperature of minus 45 ℃ to obtain graphene aerogel;
and A2, mixing 50mL of gamma-undecalactone with 50mL of absolute ethyl alcohol, then adding 3.4g of graphene aerogel, mixing for 50min at the rotation speed of 200r/min, standing for 4h, filtering, and freeze-drying a filter cake to obtain the slow-release essence.
Example 4
This example provides a modified diatomaceous earth, which is prepared by the following steps:
ultrasonically dispersing 15g of diatomite in 180mL of deionized water to obtain a mixture b, adding 15mL of titanium dioxide dispersion liquid into the mixture b, stirring for 2 hours at the rotation speed of 100r/min, then dehydrating and drying at 60 ℃, and grinding through a 0.1mm sieve to obtain doped diatomite, wherein the titanium dioxide dispersion liquid is prepared by mixing modified nano titanium dioxide and deionized water according to the weight ratio of 3.8 g: 15mL of the product is obtained by ultrasonic dispersion.
The modified nano titanium dioxide is prepared by the following steps:
step B1, adding 0.3g of nano titanium dioxide, 20mL of anhydrous ethanol and 20mL of deionized water into a round-bottom flask, performing ultrasonic dispersion at the frequency of 40kHz for 20min, adding 1mL of coupling agent KH-560, stirring for reaction for 2h, filtering after the reaction is finished, and drying a filter cake at the temperature of 60 ℃ to constant weight to obtain an intermediate product;
and step B2, adding 0.5g of intermediate product, 50mL of deionized water and 6mL of glacial acetic acid into a three-neck flask, mixing for 20min at the rotating speed of 100r/min, adding 0.2g L-cystine and 0.2g of diethylenetriamine, heating to 50 ℃, stirring for reaction for 2h, filtering after the reaction is finished, washing a filter cake with deionized water until a washing solution is neutral, and drying at 60 ℃ to constant weight to obtain the modified nano titanium dioxide.
Example 5
This example provides a modified diatomaceous earth, which is prepared by the following steps:
ultrasonically dispersing 18g of diatomite in 190mL of deionized water to obtain a mixture b, adding 18mL of titanium dioxide dispersion liquid into the mixture b, stirring for 2.5h under the condition of the rotation speed of 150r/min, then dehydrating and drying in an environment at 60 ℃, grinding through a 0.1mm sieve to obtain doped diatomite, wherein the titanium dioxide dispersion liquid is prepared by mixing modified nano titanium dioxide and deionized water according to the weight ratio of 3.9 g: 20mL of the product is obtained by ultrasonic dispersion.
The modified nano titanium dioxide is prepared by the following steps:
step B1, adding 0.4g of nano titanium dioxide, 20mL of absolute ethyl alcohol and 25mL of deionized water into a round-bottom flask, performing ultrasonic dispersion for 20min at the frequency of 45kHz, adding 1.5mL of coupling agent KH-560, stirring for reaction for 3h, filtering after the reaction is finished, and drying a filter cake at the temperature of 60 ℃ to constant weight to obtain an intermediate product;
and step B2, adding 0.8g of intermediate product, 50mL of deionized water and 7mL of glacial acetic acid into a three-neck flask, mixing for 20min at the rotating speed of 150r/min, adding 0.4g L-cystine and 0.3g of diethylenetriamine, heating to 52 ℃, stirring for reaction for 3h, filtering after the reaction is finished, washing a filter cake with deionized water until a washing solution is neutral, and drying at 60 ℃ to constant weight to obtain the modified nano titanium dioxide.
Example 6
This example provides a modified diatomaceous earth, which is prepared by the following steps:
ultrasonically dispersing 20g of diatomite in 200mL of deionized water to obtain a mixture b, adding 20mL of titanium dioxide dispersion liquid into the mixture b, stirring for 3 hours at the rotation speed of 200r/min, then dehydrating and drying at 60 ℃, and grinding through a 0.1mm sieve to obtain doped diatomite, wherein the titanium dioxide dispersion liquid is prepared by mixing modified nano titanium dioxide and deionized water according to the weight ratio of 4.2 g: 25mL by ultrasonic dispersion.
The modified nano titanium dioxide is prepared by the following steps:
step B1, adding 0.5g of nano titanium dioxide, 20mL of anhydrous ethanol and 30mL of deionized water into a round-bottom flask, performing ultrasonic dispersion at the frequency of 50kHz for 20min, adding 2mL of coupling agent KH-560, stirring for reaction for 4h, filtering after the reaction is finished, and drying a filter cake at the temperature of 60 ℃ to constant weight to obtain an intermediate product;
and step B2, adding 1.0g of intermediate product, 50mL of deionized water and 8mL of glacial acetic acid into a three-neck flask, mixing for 20min at the rotating speed of 200r/min, adding 0.6g L-cystine and 0.4g of diethylenetriamine, heating to 55 ℃, stirring for reaction for 4h, filtering after the reaction is finished, washing a filter cake with deionized water until a washing solution is neutral, and drying at 60 ℃ to constant weight to obtain the modified nano titanium dioxide.
Example 7
An air purification material based on gamma-undecalactone comprises the following raw materials in parts by weight: 60 parts of polymaleimide, 35 parts of octanedioic acid octanedioic diester, 12 parts of slow-release essence in example 1, 11 parts of modified diatomite in example 4, 2 parts of silk protein, 1 part of humic acid, 1 part of citric acid and 2 parts of sodium cocoyl glycinate;
the gamma-undecalactone-based air purification material is prepared by the following steps:
firstly, mixing polymaleimide, octanedioic acid octanedioic diester, modified diatomite, slow-release essence and sodium cocoyl glycinate by adopting a wet ball milling method for 30min, then preserving heat at 100 ℃, adding fibroin, humic acid and citric acid, and stirring and mixing to obtain a mixture;
and secondly, heating the mixture at 200 ℃, pressing and forming, and drying at 100 ℃ to obtain the gamma-undecalactone-based air purification material.
Example 8
An air purification material based on gamma-undecalactone comprises the following raw materials in parts by weight: 62 parts of polymaleimide, 38 parts of octanedioic acid octanedioic diester, 14 parts of slow-release essence of example 2, 16 parts of modified diatomite of example 5, 4 parts of silk fibroin, 1.5 parts of humic acid, 1.5 parts of citric acid and 2.5 parts of sodium cocoyl glycinate;
the gamma-undecalactone-based air purification material is prepared by the following steps:
firstly, mixing polymaleimide, octanedioic acid octanedioic diester, modified diatomite, slow-release essence and sodium cocoyl glycinate by adopting a wet ball milling method for 40min, then preserving heat at 102 ℃, adding fibroin, humic acid and citric acid, and stirring and mixing to obtain a mixture;
and secondly, heating the mixture at 202 ℃, pressing and forming, and drying at 105 ℃ to obtain the gamma-undecalactone-based air purification material.
Example 9
An air purification material based on gamma-undecalactone comprises the following raw materials in parts by weight: 65 parts of polymaleimide, 41 parts of octanedioic acid octanedioic diester, 15 parts of slow-release essence in example 3, 20 parts of modified diatomite in example 6, 5 parts of silk protein, 2 parts of humic acid, 2 parts of citric acid and 3 parts of sodium cocoyl glycinate;
the gamma-undecalactone-based air purification material is prepared by the following steps:
firstly, mixing polymaleimide, octanedioic acid octanedioic diester, modified diatomite, slow-release essence and sodium cocoyl glycinate by adopting a wet ball milling method for 50min, then preserving heat at 105 ℃, adding fibroin, humic acid and citric acid, and stirring and mixing to obtain a mixture;
and secondly, heating the mixture at 205 ℃, pressing and forming, and drying at 110 ℃ to obtain the gamma-undecalactone-based air purification material.
Comparative example 1
The slow-release essence in the example 7 is replaced by the gamma-undecalactone sold on the market, and the rest raw materials and the preparation process are unchanged.
Comparative example 2
The modified diatomaceous earth of example 8 was replaced with commercially available diatomaceous earth.
Comparative example 3
This comparative example is the product of example 1 of the invention patent publication No. CN 106111091B.
The air cleaning materials of examples 7 to 9 and comparative examples 1 to 3 were subjected to performance tests according to the following test standards:
formaldehyde removal rate
An experimental device is set up according to national standard QB-T2761-2006 method for measuring purification effect of indoor air purification products, experimental tests are carried out, after 24 hours, the concentration of formaldehyde in each sample cabin is respectively measured, the clearance rate is calculated, and the initial concentration in each sample cabin is 0.400mg/m3。
Retention rate of aroma substances
Heating each group of purification materials at 65 ℃, recording the weight of the purification materials after 10min, and calculating the retention rate of the aroma substances;
the retention rate of the fragrant substance was calculated according to the following formula: the retention rate of the aroma substances is (initial mass of the air freshener-mass of the air freshener after weight loss)/the theoretical input mass of the aroma substances is multiplied by 100 percent
The test results are shown in table 1:
TABLE 1
Item | Formaldehyde removal rate (%) | Aroma substance retention (%) |
Example 7 | 97.5 | 89.5 |
Example 8 | 96.8 | 89.1 |
Example 9 | 97.1 | 89.2 |
Comparative example 1 | 94.3 | 74.6 |
Comparative example 2 | 81.2 | 78.3 |
Comparative example 3 | 83.4 | 75.1 |
As can be seen from Table 1, the results of the test for the formaldehyde removal rate and the aroma substance retention rate of the air cleaning materials of examples 7 to 9 are superior to those of comparative examples 1 to 3, which shows that the air cleaning materials prepared by the invention have higher air pollutant removal capability and can release aroma.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (8)
1. The gamma-undecalactone-based air purification material is characterized by comprising the following raw materials in parts by weight: 60-65 parts of polymaleimide, 35-41 parts of octanedioic acid octanedioic diester, 12-15 parts of slow-release essence, 11-20 parts of modified diatomite, 2-5 parts of silk fibroin, 1-2 parts of humic acid, 1-2 parts of citric acid and 2-3 parts of sodium cocoyl glycinate;
the slow-release essence is prepared by the following steps:
step A1, ultrasonically dispersing graphene oxide and deionized water, adding vitamin C, stirring for 1-2h, heating in a water bath at 95 ℃ for reaction for 1h, centrifuging, washing and drying to obtain graphene aerogel;
and A2, mixing gamma-undecalactone and absolute ethyl alcohol, adding graphene aerogel, mixing for 30-50min, standing for 2-4h, filtering, and freeze-drying to obtain the slow-release essence.
2. The gamma undecalactone-based air purification material according to claim 1, wherein in step a1, the dosage ratio of graphene oxide, deionized water and vitamin C is 2 mg: 1mL of: 3-5 mg.
3. The gamma undecalactone-based air purification material according to claim 1, wherein in step a2, the dosage ratio of gamma undecalactone, absolute ethyl alcohol and graphene aerogel is 50 mL: 50mL of: 2.2-3.4 g.
4. The gamma undecalactone-based air purification material according to claim 1, wherein the modified diatomaceous earth is prepared by the steps of:
ultrasonically dispersing diatomite in deionized water, adding the deionized water into titanium dioxide dispersion, stirring for 2-3h, dehydrating and drying at 60 ℃, grinding and sieving to obtain doped diatomite.
5. The gamma undecalactone-based air purification material according to claim 4, wherein the titanium dioxide dispersion is prepared from modified nano titanium dioxide and deionized water according to a weight ratio of 3.8-4.2 g: 15-25mL of ultrasonic dispersion, wherein the dosage ratio of the diatomite, the deionized water and the titanium dioxide dispersion is 15-20 g: 180-200 mL: 15-20 mL.
6. The gamma undecalactone-based air purification material according to claim 5, wherein the modified nano titanium dioxide is prepared by the following steps:
b1, ultrasonically dispersing the nano titanium dioxide, the absolute ethyl alcohol and the deionized water, adding KH-560, stirring for reacting for 2-4h, filtering, and drying a filter cake to obtain an intermediate product;
and step B2, mixing the intermediate product, deionized water and glacial acetic acid for 20min, adding L-cystine and diethylenetriamine, heating to 50-55 ℃, stirring for reaction for 2-4h, filtering, washing a filter cake, and drying to obtain the modified nano titanium dioxide.
7. The gamma undecalactone-based air purification material according to claim 6, wherein in step B1, the ratio of the nano titanium dioxide, absolute ethyl alcohol, deionized water and KH-560 is 0.3-0.5 g: 20mL of: 20-30 mL: 1-2 mL.
8. The gamma undecalactone-based air purification material according to claim 6, wherein in step B2, the ratio of the amounts of the intermediate product, deionized water, glacial acetic acid, L-cystine and diethylenetriamine is 0.5-1.0 g: 50mL of: 6-8 mL: 0.2-0.6 g: 0.2-0.4 g.
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002032471A1 (en) * | 2000-10-19 | 2002-04-25 | Henkel Kommanditgesellschaft Auf Aktien | Fragrance composition in gel form with slow-release properties |
WO2002055648A1 (en) * | 2001-01-13 | 2002-07-18 | Henkel Kommanditgesellschaft Auf Aktien | Gels for the targeted release of odoriferous substances |
US20030113288A1 (en) * | 2001-12-13 | 2003-06-19 | Williams Virgil A.G. | Gel air freshener |
JP2011130986A (en) * | 2009-12-25 | 2011-07-07 | Lion Corp | Deodorant composition |
CN104707581A (en) * | 2015-03-13 | 2015-06-17 | 苏州能华节能环保科技有限公司 | Environment-protecting air purification material and preparation method thereof |
CN106009878A (en) * | 2016-06-22 | 2016-10-12 | 佛山市高明绿化纳新材料有限公司 | Slow-release type sandalwood essential oil and application of sandalwood essential oil in button coating |
CN107140935A (en) * | 2017-05-11 | 2017-09-08 | 张维秀 | A kind of nano material composite modified diatomaceous air cleaning new material |
CN111304960A (en) * | 2020-02-22 | 2020-06-19 | 宋晓明 | Preparation method of diatomite humidity-regulating wallpaper |
CN111589296A (en) * | 2020-06-09 | 2020-08-28 | 云深(福建)环保科技有限公司 | Indoor formaldehyde scavenger and preparation method thereof |
CN112107997A (en) * | 2020-09-16 | 2020-12-22 | 重庆君浩环保科技有限公司 | High-molecular air purifying material and preparation method thereof |
-
2021
- 2021-09-28 CN CN202111142745.8A patent/CN113813738A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002032471A1 (en) * | 2000-10-19 | 2002-04-25 | Henkel Kommanditgesellschaft Auf Aktien | Fragrance composition in gel form with slow-release properties |
WO2002055648A1 (en) * | 2001-01-13 | 2002-07-18 | Henkel Kommanditgesellschaft Auf Aktien | Gels for the targeted release of odoriferous substances |
US20030113288A1 (en) * | 2001-12-13 | 2003-06-19 | Williams Virgil A.G. | Gel air freshener |
JP2011130986A (en) * | 2009-12-25 | 2011-07-07 | Lion Corp | Deodorant composition |
CN104707581A (en) * | 2015-03-13 | 2015-06-17 | 苏州能华节能环保科技有限公司 | Environment-protecting air purification material and preparation method thereof |
CN106009878A (en) * | 2016-06-22 | 2016-10-12 | 佛山市高明绿化纳新材料有限公司 | Slow-release type sandalwood essential oil and application of sandalwood essential oil in button coating |
CN107140935A (en) * | 2017-05-11 | 2017-09-08 | 张维秀 | A kind of nano material composite modified diatomaceous air cleaning new material |
CN111304960A (en) * | 2020-02-22 | 2020-06-19 | 宋晓明 | Preparation method of diatomite humidity-regulating wallpaper |
CN111589296A (en) * | 2020-06-09 | 2020-08-28 | 云深(福建)环保科技有限公司 | Indoor formaldehyde scavenger and preparation method thereof |
CN112107997A (en) * | 2020-09-16 | 2020-12-22 | 重庆君浩环保科技有限公司 | High-molecular air purifying material and preparation method thereof |
Non-Patent Citations (1)
Title |
---|
(德)马库斯•安东尼提等编;郝思嘉等译: "《石墨烯及碳材料的化学合成与应用》", 机械工业出版社, pages: 130 * |
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Application publication date: 20211221 |