CN110974995B - Self-repairing air purification gel and preparation method thereof - Google Patents
Self-repairing air purification gel and preparation method thereof Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
- A61L9/012—Deodorant compositions characterised by being in a special form, e.g. gels, emulsions
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
- A61L9/013—Deodorant compositions containing animal or plant extracts, or vegetable material
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- 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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Abstract
The invention provides self-repairing air purification gel and a preparation method thereof, wherein the self-repairing air purification gel comprises the following components in percentage by mass: 0.01-90% of essential oil, 0.01-50% of air purifying agent, 1-10% of oily gel, 0.0001-0.2% of oily pigment and the balance of oily solvent. The self-repairing air purification gel provided by the invention is mainly formed by forming hydrogen bonds between aluminum ions in aluminum isooctanoate or aluminum isooctanoate prepared by reaction and high-electronegativity hydrocarbon chain segments in an oily solvent or essential oil, so that the gel is formed. The gel network with the structure can be automatically crosslinked and repaired at normal temperature after being damaged and broken by external force, so that the gel network has self-repairing property, and the gel state is not influenced by extreme weather such as high temperature, low temperature and the like. Furthermore, the adjustment of physical states such as fluidity, repair time, viscoelasticity and the like of the air purification gel can be realized by adjusting parameters of each component of the liquid gel.
Description
Technical Field
The invention relates to the technical field of space purification products in the technical field of daily-use chemical industry, in particular to self-repairing air purification gel and a preparation method thereof.
Background
Currently, the mainstream products of air purifiers, air fresheners, are presented in two main physical states: liquid state products such as fireless aromatherapy, air purification spray, automobile perfume seats, and the like, and solid state products such as gel state aromatics. The gel air purifying agent has high market share from the aspects of transportation, storage, use safety and product treatment convenience.
Generally, most air purification gels are formed from a gelling agent, carrier water, surfactant, and fragrance by heating, stirring, and cooling to form a gel mass. Certain disadvantages of this class of air purifying gel fragrances include, but are not limited to, low levels (typically 3-5%, up to 10%); the service life is short, and the summer is 2-3 weeks; and poor freezing resistance and damage resistance.
Disclosure of Invention
Based on the defects and shortcomings of the existing air purification gel, the invention provides a self-repairing air purification gel and a preparation method thereof; the air purification gel can bear 90% of perfume, has lasting fragrance emission and adjustable service life, is stable in extreme environments such as high temperature and low temperature, and can form uniform gel again after being artificially damaged.
In order to achieve the purpose, the invention adopts the technical scheme that: the self-repairing air purification gel comprises the following components in percentage by mass: 0.01-90% of essential oil, 0.01-50% of air purifying agent, 1-10% of oily gel, 0.0001-0.2% of oily pigment and the balance of oily solvent.
Preferably, the oily gel is solid oily gel aluminum isooctanoate and/or liquid oily gel containing aluminum.
Preferably, the liquid oily aluminum-containing gel comprises the following components in percentage by weight: 30-50% of aluminum isopropoxide, 30-50% of organic acid, 0.01-1% of water and the balance of organic solvent.
Preferably, the organic solvent is one or more of isoparaffin, mineral oil and 1-methyl ethyl 2-ethylhexanoate.
Preferably, the organic acid is one or more of isooctanoic acid, oleic acid and lactic acid.
Preferably, the preparation method of the liquid oily aluminum-containing gel comprises the following steps: mixing aluminum isopropoxide and an organic solvent in proportion, stirring, heating to 75-130 ℃, preserving heat for 0.5-1 hour, cooling to 40-80 ℃, dropwise adding an organic acid, adding water, reacting for 1-3 hours, and cooling to below 40 ℃.
Preferably, the water is added in an isopropanol solution with water, and the water content is 5-30 wt%.
Preferably, the air purifying agent of the present invention is one or more air purifying agents, such as natural vegetable oil.
Preferably, the oily solvent is one or more of isoparaffin, dipropylene glycol methyl ether and dipropylene glycol methyl ether acetate.
As a preferred embodiment of the self-repairing air purification gel, the essence is a commercially available daily essence.
As a preferred embodiment of the self-repairing air purification gel of the present invention, in some embodiments, the self-repairing air purification gel comprises the following components by mass percent:
30-90% of essential oil, 1-20% of air purifying agent, 3-20% of oily gel, 0.0001-0.2% of oily pigment and the balance of oily solvent.
The invention provides a preparation method of self-repairing air purification gel, which comprises the following steps: mixing the oily gel and the oily solvent, heating to 75-100 deg.C, keeping the temperature for 1-5 hr, cooling to below 40 deg.C, adding the mixed solution of essential oil and air purifier, stirring for 3-5 hr, bottling, and standing at room temperature to form gel.
Preferably, the invention also provides a preparation method of the self-repairing air purification gel, which comprises the following steps:
(1) preparing liquid oily aluminum-containing gel: mixing aluminum isopropoxide and an organic solvent in proportion, stirring, heating to 75-130 ℃, preserving heat for 0.5-1 hour, cooling to 40-80 ℃, dropwise adding an organic acid, adding water, reacting for 1-3 hours, and cooling to below 40 ℃ to obtain the liquid oily gel.
(2) The preparation method of the self-repairing air purification gel comprises the following steps: mixing the oily gel and the oily solvent, heating to 75-100 deg.C, keeping the temperature for 1-5 hr, cooling to below 40 deg.C, adding the mixed solution of essential oil and air purifier, stirring for 3-5 hr, bottling, and standing at room temperature to form gel.
The self-repairing air purification gel provided by the invention is mainly formed by forming hydrogen bonds between aluminum ions in aluminum isooctanoate or aluminum isooctanoate prepared by reaction and high-electronegativity hydrocarbon chain segments in an oily solvent or essential oil, so that the gel is formed. The gel network with the structure can be automatically crosslinked and repaired at normal temperature after being damaged and broken by external force, so that the gel network has self-repairing property, and the gel state is not influenced by extreme weather such as high temperature, low temperature and the like. Furthermore, the adjustment of physical states such as fluidity, repair time, viscoelasticity and the like of the air purification gel can be realized by adjusting parameters of each component of the liquid gel.
The self-repairing air purification gel is particularly suitable for small spaces with poor air circulation glue, such as automobiles, toilets, shoe cabinets, wardrobes and the like, and public places with large people flow, such as offices, hotels and the like.
Detailed Description
The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.
The invention provides self-repairing air purification gel which comprises the following components in parts by weight: 0.01-90% of essential oil, 0.01-50% of air purifying agent, 1-20% of oily gel, 0.0001-0.2% of oily pigment and the balance of oily solvent.
The air purification gel can bear 90% of perfume, has lasting fragrance emission and adjustable service life, is stable in extreme environments such as high temperature and low temperature, and can form uniform gel again after being artificially damaged.
According to the invention, the variety of the oily gel is wide in optional range, and for the oily gel, the aluminum-containing gel is more preferably solid oily gel aluminum isooctanoate and/or liquid oily aluminum-containing gel.
According to a more preferred embodiment of the present invention, the liquid oily aluminum-containing gelling agent comprises the following components in percentage by weight: 30-50% of aluminum isopropoxide, 30-50% of organic acid, 0.01-1% of water and the balance of organic solvent. In the invention, the stability of the air purification gel can be further improved by using the liquid oily aluminum-containing gel.
In the present invention, the variety of the organic solvent can be widely selected, and a common organic solvent can be used in the present invention, and according to a more preferred embodiment of the present invention, the organic solvent is one or more of isoparaffin, mineral oil and 1-methylethyl 2-ethylhexanoate. In the present invention, the use of the organic solvent can further improve the stability of the air purification gel.
According to a more preferred embodiment of the present invention, the organic acid is one or more of isooctanoic acid, oleic acid and lactic acid. In the present invention, the use of the organic acid can further improve the stability of the air purification gel.
According to a more preferred embodiment of the present invention, the preparation method of the liquid oily aluminum-containing gelling agent comprises the following steps: mixing aluminum isopropoxide and an organic solvent in proportion, stirring, heating to 75-130 ℃, preserving heat for 0.5-1 hour, cooling to 40-80 ℃, dropwise adding an organic acid, adding water, reacting for 1-3 hours, and cooling to below 40 ℃. In the invention, the stability of the air purification gel can be further improved by using the liquid oily aluminum-containing gel.
According to a more preferred embodiment of the invention, said water is added as an isopropanol solution with water, the water content of the solution being between 5 and 30% by weight. In the present invention, the stability of the air purification gel can be further improved by using the liquid oily gel.
In the present invention, the air purifying agent may be selected from a wide variety of air purifying agents, and any of the conventional air purifying agents may be used in the present invention.
According to a more preferred embodiment of the present invention, the oily solvent is one or more of isoparaffin, dipropylene glycol methyl ether and dipropylene glycol methyl ether acetate. In the present invention, the use of the liquid oily solvent can further improve the stability of the air purification gel.
According to a preferred embodiment of the present invention, the present invention provides a method for preparing the self-repairing air purification gel of the present invention, wherein the method comprises the following steps: mixing the oily gel and the oily solvent, heating to 75-100 deg.C, keeping the temperature for 1-5 hr, cooling to below 40 deg.C, adding the mixed solution of essential oil and air purifier, stirring for 3-5 hr, bottling, and standing at room temperature to form gel.
In the present invention, the filling and other steps can be performed by methods of the prior art, and the present invention is not described in detail herein.
In order to facilitate an understanding of the invention, the invention will be further described with reference to specific examples. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete.
Example 1
The self-repairing air purification gel comprises the following components in percentage by mass: 50% of jasmine essential oil, 10% of rose essential oil, 10% of juniper berry essential oil, 10% of Siberian fir essential oil, 10% of liquid oily gel, 0.001% of oily pigment and the balance of isomeric hexadecane.
The jasmine self-repairing air purification gel is prepared by the following method:
28g of aluminum isopropoxide and 12g of 26# mineral oil are added into a container and heated to 80 ℃. Stirring for 0.5-1 hour until the aluminum isopropoxide is completely dissolved;
adding 60g of isooctanoic acid, dropwise adding 2g of isopropanol solution with the water content of 15% at the dropping speed of 0.5g/min for catalytic hydrolysis reaction at the reaction temperature of 80 ℃ for 2 hours to obtain the liquid oily gel.
Adding 100g isomeric hexadecane into liquid oily gel, keeping the temperature at 80 deg.C for 1 hr, cooling to 40 deg.C, adding mixed solution of 500g flos Jasmini sambac essential oil, 100g flos Rosae Rugosae essential oil, 100g juniper berry essential oil, 100g Siberian fir essential oil, and 0.01g hydrogenated blue, stirring for 3 hr, bottling, and standing at room temperature to form gel.
In the embodiment, the content of the aromatic (including essential oil) is as high as 80% by weight, and the obtained self-repairing air purification gel has 50g of lasting fragrance emission time of 5 months; the time for self-healing after human destruction was half an hour and the weight percentage of solid residue was 7.15%.
Example 2
The self-repairing air purification gel comprises the following components in percentage by mass: 50% of jasmine essential oil, 10% of rose essential oil, 10% of juniper berry essential oil, 10% of Siberian fir essential oil, 5% of solid oily gel, 0.001% of oily pigment oil peach red and the balance of isomeric hexadecane.
The self-repairing air purification gel is prepared by the following method:
mixing 50g solid oily gel aluminum isooctanoate and 150g isomeric hexadecane uniformly, heating to 90 deg.C, stirring for 1 hr, cooling to 40 deg.C, adding mixed solution of 500g jasmine essential oil, 100g flos Rosae Rugosae essential oil, 100g juniper berry essential oil, 100g Siberian fir essential oil and 0.01g pigment, stirring for 3 hr, bottling, and standing at room temperature to form gel.
In the embodiment, 50g of the obtained self-repairing air purification gel continuously diffuses fragrance for 6 months; the self-healing time after human destruction was 40 minutes and the solid residue was 6% by weight. Compared with the example 1, the difference of the formula of the present example is the selection of the oily gel, the production process of the example 2 is relatively simple, the lasting fragrance-emitting time of the example 2 is relatively long, and the self-recovery time of the product is relatively long.
Example 3
The self-repairing air purification gel comprises the following components in percentage by mass: 50% of jasmine essential oil, 10% of rose essential oil, 10% of juniper berry essential oil, 10% of Siberian fir essential oil, 10% of liquid oily gel, 0.001% of oily pigment oil blue and the balance of isomeric hexadecane.
The jasmine self-repairing air purification gel is prepared by the following method:
(1) 28g of aluminum isopropoxide and 12g of 26# mineral oil are added into a container and heated to 80 ℃. Stirring for 0.5-1 hour until the aluminum isopropoxide is completely dissolved;
(2) adding 55g of mixed organic acid of isooctanoic acid and 5g of oleic acid, dropwise adding 2g of isopropanol solution with the water content of 15% at the dropping speed of 1g/min for catalytic hydrolysis reaction at the reaction temperature of 80 ℃ for 2 hours to obtain the liquid oily gel.
(3) Adding 100g isomeric hexadecane into liquid oily gel, keeping the temperature at 80 deg.C for 1 hr, cooling to 40 deg.C, adding mixed solution of 500g flos Jasmini sambac essential oil, 100g flos Rosae Rugosae essential oil, 100g juniper berry essential oil, 100g Siberian fir essential oil, and 0.01g pigment, stirring for 3 hr, bottling, and standing at room temperature to form gel.
Compared with example 1, in the organic acid of the liquid oily gel agent, part of oleic acid is used for replacing isocaprylic acid with equal mass. The self-repairing air purification gel obtained in the embodiment has the advantages that the fragrance-emitting duration of 50g of the product is 5 months, the automatic recovery time after artificial damage is 52 minutes, and the solid residue weight percentage after use is 7.3%.
Example 4
The self-repairing air purification gel comprises the following components in percentage by mass: 40% of apple essential oil, 5% of peppermint essential oil, 9% of liquid oily gel, 0.05% of oily pigment oleo peach red, 0.05% of oily lemon yellow, 20% of isododecane, 5% of dipropylene glycol methyl ether and the balance Isopar M (mixed isoalkane).
The air purification gel having a cream texture according to the present example was prepared by the method described in example 1.
In the embodiment, the content of the aromatic (including essential oil) is 45% by weight, and the obtained self-repairing air purification gel has 50g of lasting fragrance emission time of 3.5 months; the time for self-healing after human destruction was 1 hour, and the weight percentage of solid residue was 6.33%.
Example 5
The essence comprises the following components in percentage by mass: 30% of bellflower essential oil, 1% of geranium essential oil, 4.5% of solid oily gel, 0.005% of oily pigment oleoviolet, Isopar G30%, 10% of isomeric hexadecane, 2% of dipropylene glycol methyl ether acetate and the balance Isopar M (mixed isoparaffin).
The air purification gel having cream texture in this example was prepared by the method described in example 2.
In the embodiment, the fragrance (including essential oil) accounts for 31% of the weight, and the obtained self-repairing air purification gel has 50g of fragrance lasting for 4 months; the time for self-healing after artificial destruction was 0.4 hours, and the weight percentage of solid residue was 5%.
The preferred embodiments of the present invention have been described above in detail, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, many simple modifications can be made to the technical solution of the invention, including combinations of various technical features in any other suitable way, and these simple modifications and combinations should also be regarded as the disclosure of the invention, and all fall within the scope of the invention.
Claims (4)
1. The self-repairing air purification gel is characterized by comprising the following components in parts by weight: 0.01-90% of essential oil, 0.01-50% of air purifying agent, 1-20% of liquid aluminum-containing oily gel, 0.0001-0.2% of oily pigment and the balance of oily solvent;
the liquid aluminum-containing oily gel comprises the following components in percentage by weight: 30-50% of aluminum isopropoxide, 30-50% of organic acid, 0.01-1% of water isopropanol solution and the balance of organic solvent;
the water content of the isopropanol solution of water is 5-30 wt%;
the organic solvent is one or more of isoparaffin, mineral oil and 2-ethyl hexanoic acid-1-methyl ethyl ester;
the preparation method of the liquid aluminum-containing oily gel comprises the following steps: mixing aluminum isopropoxide and an organic solvent in proportion, stirring, heating to 75-130 ℃, preserving heat for 0.5-1 hour, cooling to 40-80 ℃, dropwise adding an organic acid, adding water, reacting for 1-3 hours, and cooling to below 40 ℃; the water adding mode is an isopropanol solution added with water, and the water content of the solution is 5-30 wt%;
the oily solvent is one or more of isoparaffin, dipropylene glycol methyl ether and dipropylene glycol methyl ether acetate.
2. The gel of claim 1, wherein said organic acid is one or more of isooctanoic acid, oleic acid, and lactic acid.
3. The gel of claim 1, wherein said air purifying agent is a natural plant essential oil.
4. A method for preparing the self-repairing air purifying gel of any one of claims 1 to 3, wherein the method comprises the following steps: mixing the oily gel and the oily solvent, heating to 75-100 deg.C, keeping the temperature for 1-5 hr, cooling to below 40 deg.C, adding the mixed solution of essential oil and air purifier, stirring for 3-5 hr, bottling, and standing at room temperature to form gel.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11276567A (en) * | 1998-03-31 | 1999-10-12 | S T Chem Co Ltd | Aromatic with decoration of natural plant |
| WO2004090063A1 (en) * | 2003-04-01 | 2004-10-21 | Ajinomoto Co., Inc. | Gel-state composition |
| JP3978409B2 (en) * | 2003-05-20 | 2007-09-19 | 小林製薬株式会社 | Gel fragrance and deodorant |
| CN1849067A (en) * | 2003-10-31 | 2006-10-18 | 地球制药株式会社 | Material in gel state |
| KR100817235B1 (en) * | 2006-07-11 | 2008-03-27 | 주식회사 엘지생활건강 | Oil-gel aromatic composition |
| CN102451485A (en) * | 2010-10-26 | 2012-05-16 | 成都顺发消洗科技有限公司 | Air-refreshing gel for vehicles |
| CN103230764B (en) * | 2013-04-28 | 2014-12-31 | 浙江省中明化工科技有限公司 | Preparation process of powder gelating agent |
| KR20180034904A (en) * | 2016-09-28 | 2018-04-05 | 농업회사법인 바닮 주식회사 | Method of producing a diffuser of the transparent gel-form and lighting diffuser using the same and diffuser pouch |
| CN109925520A (en) * | 2017-12-15 | 2019-06-25 | 马旭亮 | One kind removing the pure and fresh gel of odor air |
| CN109925522A (en) * | 2017-12-15 | 2019-06-25 | 马旭亮 | A kind of long-acting gel with fresh air |
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