CN107459874A - A kind of sealer and preparation method thereof - Google Patents
A kind of sealer and preparation method thereof Download PDFInfo
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- CN107459874A CN107459874A CN201710021292.0A CN201710021292A CN107459874A CN 107459874 A CN107459874 A CN 107459874A CN 201710021292 A CN201710021292 A CN 201710021292A CN 107459874 A CN107459874 A CN 107459874A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
- C09D101/08—Cellulose derivatives
- C09D101/26—Cellulose ethers
- C09D101/28—Alkyl ethers
- C09D101/284—Alkyl ethers with hydroxylated hydrocarbon radicals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/21—Urea; Derivatives thereof, e.g. biuret
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/22—Compounds containing nitrogen bound to another nitrogen atom
- C08K5/24—Derivatives of hydrazine
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D105/00—Coating compositions based on polysaccharides or on their derivatives, not provided for in groups C09D101/00 or C09D103/00
- C09D105/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D129/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
- C09D129/02—Homopolymers or copolymers of unsaturated alcohols
- C09D129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
- C09D171/02—Polyalkylene oxides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention discloses a kind of sealer and preparation method thereof, belongs to air purification field, and the technical scheme of use is：A kind of sealer, it is critical that including the composition of following mass percent：Amine compound 0.1 20%, film forming agent 0.05 10% and glacial acetic acid 0 10%.Preparation method comprises the following steps:It is standby that reagent is measured by mass percentage；The dispersion liquid of solution amine compound and the premixed liquid formed by film forming agent, glacial acetic acid are prepared respectively；The dispersion liquid of amine compound is poured into the premixed liquid of preparation, stir 20 40min, that is, obtain sealer.Beneficial effect is：Filming performance is good, is easily spread, the surface such as quick, high-efficiency enclosed sheet material, furniture, high-efficient purification air；Preparation method is simple, cost is low, is easy to large-scale industrial production.
Description
Technical field
The present invention relates to air purification field, and in particular to a kind of sealer and preparation method thereof.
Background technology
In the wood materials such as glued board, particieboard, MDF (medium density fibre board (MDF)) and its manufactured furniture, building materials, often
Containing a large amount of formaldehyde systems adhesive, in recent years, highlighted by Health cost such as formaldehyde-caused sick building syndromes, cause eyes
Extremely uncomfortable outer with respiratory tract, formaldehyde can also cause many diseases, as breathing problem, menoxenia, newborn teratogenesis,
Acute confusion depression, or even cause respiratory tract, skin, alimentary tract cancer etc., and formaldehyde is known as by the World Health Organization
Carcinogenic and teratogenesis material, however, because formaldehyde cost is cheap and easy to manufacture, at present still in various buildings, finishing and decoration
Widely used among material.
Uprised with the air-tightness in house, formaldehyde system adhesive can discharge from above-mentioned furniture, building materials etc., and it discharges
For up to 3-5, or even longer, therefore, even if windowing ventilation 1-3 months or half a year, after moving in new house, will be chronically at
Environment containing harmfulness formaldehyde, serious threat is produced to occupant's health.Although at present, contain to reduce formaldehyde in air ambient
Amount, there is various formaldehyde catching agents, formaldehyde adsorbent, decompose catalyst article, but in its application, inhabitation can not still be effectively ensured
Content of formaldehyde is in preferable low-level in environment, therefore, researchs and develops efficient, low cost, suitable for extensive wide variety of
It is the important problem that solution is badly in need of in the depollution of environment and human health field that formaldehyde, which removes product,.
The content of the invention
For pernicious gas molecule release time is long, poses a health risk, the technical problem that treatment cost is high after solution interior decoration,
The present invention provides a kind of sealer and preparation method thereof, by using amine compound, film forming agent and glacial acetic acid as functional component, and
Scientific matching each component content, realize pernicious gas such as formaldehyde, benzene class, aldehyde in high-efficiency enclosed furniture surface, retardance pollution sources
The release of class etc., the technique effect of fast purification room air, it is the effective guarantee of occupant's health.
The technical solution adopted in the present invention is：A kind of sealer, it is critical that including following mass percent into
Point：Amine compound 0.1-20%, film forming agent 0.05-10% and glacial acetic acid 0-10%.
The amine compound is chitosan, chitosan its derivative, triethylene tetramine, diethylenetriamine, diethylamine, carbon
Sour hydrazine, amino acid and/or ethylene urea.
The film forming agent is methylcellulose, polyvinyl alcohol, polyethylene glycol and/or polyvinylpyrrolidone.
Preferably, the sealer pH is 5-7, includes the composition of following mass percent：Chitosan and/or its derivative
0.1-20%, methylcellulose 0.05-5% and glacial acetic acid 0.1-10%, surplus are water,.
Preferably, the sealer includes the composition of following mass percent：Chitosan 1-5%, hydroxypropyl methyl fiber
Plain 0.2-2% and glacial acetic acid 0.5-5%, surplus are water.
The deacetylation of the chitosan and/or its derivative is 80 ~ 95%, and viscosity is not more than 0.25Pas.
The present invention also provides the preparation method of above-mentioned sealer, the described method comprises the following steps:
（1）Amine compound 0.1-20%, film forming agent 0.05-10% and glacial acetic acid 0-10%, surplus are water by mass percentage, amount
Take reagent standby；
（2）Solution is prepared respectively
2-a）Amine compound is dissolved with the 1/5-2/3 of total Water, stirs 10-50min, forms dispersion liquid；
2-b）In another stirred tank, film forming agent is dissolved with remaining water, stirs 10-50min, adds glacial acetic acid, stirs 1-
5min, form premixed liquid；
（3）By step（2）In dispersion liquid pour into the premixed liquid of preparation, stir 20-40min, that is, obtain sealer.
The amine compound is chitosan, chitosan its derivative, triethylene tetramine, diethylenetriamine, diethylamine, carbon
Sour hydrazine, amino acid and/or ethylene urea.
The film forming agent is methylcellulose, polyvinyl alcohol, polyethylene glycol and/or polyvinylpyrrolidone.
Preferably, the step（1）In measure reagent amine compound for chitosan and/or its derivative 0.1-20%, into
Film is methylcellulose 0.05-5%.
In above-mentioned technical proposal, there is provided a kind of sealer and preparation method thereof, described sealer are the hydrosol, can be used
Conventional spray, painting technique put on the pollution sources such as house ornamentation, furniture surface, can sprawl to form fine and close, uniform film, so as to prevent first
The various VOC such as aldehyde and benzene class, aldehydes discharge from pollution sources, realize sealing process, basic, thoroughly purify Interior Space
Gas.The functional component of sealer includes amine compound 0.1-20%, film forming agent 0.05-10% and glacial acetic acid 0-10%.Above-mentioned envelope
Close agent be recipe ingredient green natural first, it is safe and pollution-free, using process to furniture and other pollution sources, user of service without
Corrosion, is a kind of Green Chemistry product；Second, film forming agent can form one layer of dense film on pollution sources surface, to pollution sources surface
Closing, prevent pernicious gas molecule from overflowing.Amine compound is also easy to form film in furniture surface, more can be by its molecule
Amino, produce and reacted so as to removing formaldehyde with pernicious gas formaldehyde.Further scientific matching film forming agent and amine compound
Ratio, ensure that sealer has good spreading property and viscosity, make film forming transparent, tough and tensile, so as to ensure sealing effect.Ice second
Acid is nontoxic, acid weak, small to human body and furniture infringement, therefore optional glacial acetic acid regulation pH value can promote the dissolving of whole system
Degree, the uniformity, ensure fine and smooth, the uniform and flowing film forming of sealer.Film forming, spreadability, film are considered in the present invention
Compactness and absorption sealing effect to deleterious moleculars such as interface formaldehyde, scientific matching amine compound, film former content and
With the proportioning content of glacial acetic acid so that sealer system can homogeneous film formation, spread over pollution sources surface well, and can is effective
Prevent contaminative molecule from escaping from interface and enter exterior space, realize sealing process, and can also be reacted with the free formaldehyde at interface, entered
One step avoids the escape of formaldehyde, multi-pronged that good sealing effect has been effectively ensured.
The present invention also provides the preparation method of above-mentioned sealer, and presetting mass percent amount is first according in methods described
Amine compound 0.1-20%, film forming agent 0.05-10% and glacial acetic acid 0-10% are taken, surplus is water, standby；Then amine is prepared respectively
The dispersion liquid of based compound and the premixed liquid formed by film forming agent and glacial acetic acid, the dispersion liquid of wherein amine compound is with used
The 1/5-2/3 of aqueous solvent gross mass dissolves measured amine compound, and stirs 10-50min and formed, and makes amine compound point
Dissipate uniform；The compound method of premixed liquid is to dissolve film forming agent with remaining water, adds glacial acetic acid after stirring 10-50min, stirs again
1-5min is mixed to uniform, stirring promotes the dissolving of film forming agent, and makes solution uniform；Finally by the scattered of above-mentioned amine compound
Liquid is poured into the premixed liquid of preparation, is stirred 20-40min, that is, is obtained sealer.
The beneficial effects of the invention are as follows：（1）Sealer filming performance provided by the present invention is good, is easily spread, sprawls
It can be achieved the surfaces such as quick, high-efficiency enclosed sheet material, furniture, isolation pollution molecule source of release, high-efficient purification air, to be advantageous to room afterwards
Interior environment and human health；（2）Preparation method is simple, cost is low, is easy to large-scale industrial production, economic benefit and social benefit
It is high.
Embodiment
To better illustrate and understanding the present invention, below with specific embodiment describe in detail the present invention form, preparation side
Method and effect, but the invention is not limited in any way, and agents useful for same unless otherwise specified, commercially obtains, table 1
List the composition example of inventive closure agent.
The sealer of table 1 forms example
Above-mentioned chitosan and/or the preferred deacetylation of its derivative are 80 ~ 95%, and viscosity is no more than 0.25Pas's.
De-, high deacetylized chitosan and/or its derivative from, its filming performance is more preferable, the amino in molecule
Content is more, more conducively the reaction of interface free formaldehyde, is more suitable for coordinating with hydroxypropyl methyl cellulose in terms of viscosity, reaches
It is good to compactness after sealer film forming.
Hydroxypropyl methyl cellulose preferred HPMC-15s and/or HPMC-20s.Appropriate thickened systems viscosity, it is good in spreadability
While good, be advantageous to strengthen sealer film forming after with the adhesive property of furniture surface and the toughness of film.
Describe the preparation method of sealer provided by the present invention in detail with the sealer shown in embodiment 8, such as make
The sealer of 100 mass parts, then preparation method is as follows：
（1）Weigh each reagent of following mass parts：6 parts of chitosan, 3 parts of hydroxypropyl methyl cellulose and 2 parts of glacial acetic acid and water 89
Part；
（2）With 2/5 water（That is the water of 35.6 mass parts）6 parts of chitosans are dissolved, stir 20-40min, actual general stirring
30min, form the dispersion liquid of chitosan；
（3）In another stirred tank, with remaining water（That is the water of 53.4 mass parts）Dissolve 3 parts of hydroxypropyl methyl celluloses, stirring
20-40min, actual general stirring 30min, adds 2 parts of glacial acetic acids, stirs 3min, form premixed liquid；
（4）By step（2）The dispersion liquid of gained chitosan pours into step（3）In the premixed liquid of gained, stir 30 minutes, that is, obtain
Sealer shown in embodiment 8.
In the embodiment, on the one hand chitosan and/or its derivative have good film forming, be easy in furniture surface shape
Into film；On the other hand it can also can produce and be reacted so as to remove formaldehyde with pernicious gas formaldehyde, be entered by the amino in its molecule
One step firmly locks formaldehyde and various VOC by its powerful adsorption function, avoids the contaminative molecule such as formaldehyde from being discharged into
In air；Also with good bacteriostasis property, it is therefore prevented that the growth of inside of furniture bacterium after coating.Methylcellulose has
Good spreading property, and the viscosity of system can be improved, increase the compactness of film forming, form transparent, tough and tensile film, enhancing envelope
Close effect.Glacial acetic acid is nontoxic, acid weak, small to human body and furniture infringement.Scientific matching chitosan and/or its derivative and methyl
Content of cellulose and the proportioning content with glacial acetic acid, and with glacial acetic acid regulation pH so as to fully dissolve chitosan and/or its derivative
Thing so that sealer system uniformly, it is fine and smooth, without particle precipitation etc., it is easy to use, spreading property is good, viscosity and sprawls caudacoria
Compactness is just suitable, can homogeneous film formation, spread over pollution sources surface well, and can effectively prevents contaminative molecule from escaping from boundary
Face enters exterior space, realizes sealing process, and can also be reacted with the free formaldehyde at interface, further avoid escaping for formaldehyde
Ease, it is multi-pronged that good sealing effect has been effectively ensured.
First chitosan is dissipated with moisture during preparation, the sufficient water absorption and swelling of chitosan can be made；The stirring of premixed liquid promotes
The dissolving of methylcellulose, and make solution uniform, with the dissolving of cellulose, solution can slightly become viscous, and adding glacial acetic acid makes body
System is in faintly acid；Finally the dispersion liquid of above-mentioned chitosan is poured into premixed liquid, selects first to add chitosan and/or its derivative
It is water-swellable, then mixed with premixed liquid, rather than directly chitosan and/or its derivative are added and dissolved into glacial acetic acid, effectively
The phenomenon that ripe interior life, the molten heart of skin are insoluble outside chitosan and/or its derivative is avoided, so that sealer system is fine and smooth
Even, good film-forming property.
Further, closing of the inventive closure agent to representative dusty gas formaldehyde is tested using following two methods to imitate
Fruit.
Method one：
（1）Four filter paper are taken, wherein the sealer shown in three difference one side spraying embodiments 2,4,6,8 or 10, as experiment
Group；Another filter paper is not dealt with, as blank group；
（2）Four 500mL wide-mouth bottles are taken, are injected separately into the formalin that 200mL concentration is 0.2%；With above-mentioned four filter paper to bottle
Mouth is sealed；
（3）1.5m as defined in QB/T 2761-2006 is respectively put into by four groups3In purification of air experimental cabin, respectively in 6h, 12h and
After 24h, the sampling method as defined in QB/T 2761-2006, gas in experimental cabin is extracted, detect concentration of formaldehyde；
（4）Calculate formaldehyde enclosed：Blank group concentration of formaldehyde is n0, experimental group concentration of formaldehyde is n1,（1-n1/n0）× 100% is
For formaldehyde enclosed, 1 the results are shown in Table.
Method two：
（1）Four assemblings are taken to repair with new sheet material, wherein three groups are sprayed at surface with sealer shown in embodiment 1,3,5,7 or 9 respectively,
Quantity for spray is 40g/m2, as experimental group, another group does not process, as blank control group；
（2）After spraying 1.5m as defined in QB/T 2761-2006 is respectively put into by four groups3In purification of air experimental cabin, respectively
After 6h, 12h and 24h, the sampling method as defined in QB/T 2761-2006, gas in experimental cabin is extracted, detect concentration of formaldehyde；
（3）Calculate formaldehyde enclosed：Blank group concentration of formaldehyde is n0, experimental group concentration of formaldehyde is n1, (1-n1/n0) × 100% is
For formaldehyde enclosed, 1 the results are shown in Table.
As fully visible, sealer provided by the invention, which can be realized, quickly isolates pollution source of release, to surfaces such as sheet material, furniture
With high-efficiency enclosed effect, quick, thorough, high-efficient purification air, be advantageous to indoor environment and human health；In use, will envelope
Close agent and be sprayed at source of release surface, quantity for spray is with uniform fold and does not produce sagging and is advisable, spraying three, is sprayed after preceding road surface drying
Road afterwards, suggest that usage amount is 40 ~ 80g per square meter.Sealer provided by the present invention is used for purification of air class product and purification is empty
In the method for gas, more preferably arrange in pairs or groups agent for capturing and/or photocatalyst etc. are used for purification of air etc. in the lump.What deserves to be explained is this
The sealer preparation method of invention is simple, cost is low, is easy to mass produce, high financial profit；It is easy to use, close efficiency
It is good, the quick formaldehyde and other pollution gas for reducing furniture release, IAQ is improved, be widely portable to family residence
Room, public place etc..
Claims (10)
1. a kind of sealer, it is characterised in that include the composition of following mass percent：Amine compound 0.1-20%, film forming agent
0.05-10% and glacial acetic acid 0-10%, surplus are water.
2. sealer according to claim 1, it is characterised in that the amine compound is chitosan, chitosan derivative
Thing, triethylene tetramine, diethylenetriamine, diethylamine, carbonic acid hydrazine, amino acid and/or ethylene urea.
3. sealer according to claim 1 or 2, it is characterised in that the film forming agent is methylcellulose, polyethylene
Alcohol, polyethylene glycol and/or polyvinylpyrrolidone.
4. sealer according to claim 1, it is characterised in that the sealer pH is 5-7, including following quality percentage
The composition of ratio：Chitosan and/or its derivative 0.1-20%, methylcellulose 0.05-5% and glacial acetic acid 0.1-10%, surplus are
Water.
5. sealer according to claim 4, it is characterised in that the sealer include following mass percent into
Point：Chitosan 1-5%, hydroxypropyl methyl cellulose 0.2-2% and glacial acetic acid 0.5-5%, surplus are water.
6. sealer according to claim 1, it is characterised in that the deacetylation of the chitosan and/or its derivative
For 80 ~ 95%, viscosity is not more than 0.25Pas.
7. a kind of preparation method of sealer, it is characterised in that the described method comprises the following steps:
（1）Amine compound 0.1-20%, film forming agent 0.05-10% and glacial acetic acid 0-10%, surplus are water by mass percentage, amount
Take reagent standby；
（2）Solution is prepared respectively
2-a）Amine compound is dissolved with the 1/5-2/3 of total Water, stirs 10-50min, forms dispersion liquid；
2-b）In another stirred tank, film forming agent is dissolved with remaining water, stirs 10-50min, adds glacial acetic acid, stirs 1-
5min, form premixed liquid；
（3）By step（2）In dispersion liquid pour into the premixed liquid of preparation, stir 20-40min, that is, obtain sealer.
8. preparation method according to claim 7, it is characterised in that the amine compound is chitosan, chitosan spreads out
Biology, triethylene tetramine, diethylenetriamine, diethylamine, carbonic acid hydrazine, amino acid and/or ethylene urea.
9. preparation method according to claim 7, it is characterised in that the film forming agent be methylcellulose, polyvinyl alcohol,
Polyethylene glycol and/or polyvinylpyrrolidone.
10. preparation method according to claim 7, it is characterised in that the step（1）In measure reagent amine compound
It is methylcellulose 0.05-5% for chitosan and/or its derivative 0.1-20%, film forming agent.
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| CN201710021292.0A CN107459874A (en) | 2017-01-12 | 2017-01-12 | A kind of sealer and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710021292.0A CN107459874A (en) | 2017-01-12 | 2017-01-12 | A kind of sealer and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966905A (en) * | 2019-04-10 | 2019-07-05 | 南京九品莲华环保科技有限公司 | Pure natural plant type ordor removing removes aldehyde film forming agent |
| CN110079163A (en) * | 2019-05-23 | 2019-08-02 | 江苏朴洁环境科技有限公司 | A kind of sealer film and preparation method thereof that furniture eliminates the unusual smell except formaldehyde |
| CN110097863A (en) * | 2019-04-29 | 2019-08-06 | 北京华彩龙韵钢琴有限公司 | A kind of manufacture craft of vertical piano soundboard |
| CN110564219A (en) * | 2019-09-20 | 2019-12-13 | 浙江林昌木业有限公司 | Floor coating capable of decomposing formaldehyde |
| CN111773605A (en) * | 2019-04-03 | 2020-10-16 | 江门市蓬江区骉牌环保科技有限公司 | Formaldehyde scavenging agent |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1359992A (en) * | 2001-12-31 | 2002-07-24 | 刘晓阳 | Blocking absorbent of formaldehyde and its preparing process and application |
-
2017
- 2017-01-12 CN CN201710021292.0A patent/CN107459874A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1359992A (en) * | 2001-12-31 | 2002-07-24 | 刘晓阳 | Blocking absorbent of formaldehyde and its preparing process and application |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773605A (en) * | 2019-04-03 | 2020-10-16 | 江门市蓬江区骉牌环保科技有限公司 | Formaldehyde scavenging agent |
| CN109966905A (en) * | 2019-04-10 | 2019-07-05 | 南京九品莲华环保科技有限公司 | Pure natural plant type ordor removing removes aldehyde film forming agent |
| CN110097863A (en) * | 2019-04-29 | 2019-08-06 | 北京华彩龙韵钢琴有限公司 | A kind of manufacture craft of vertical piano soundboard |
| CN110097863B (en) * | 2019-04-29 | 2021-08-03 | 北京华彩龙韵钢琴有限公司 | Manufacturing process of soundboard of upright piano |
| CN110079163A (en) * | 2019-05-23 | 2019-08-02 | 江苏朴洁环境科技有限公司 | A kind of sealer film and preparation method thereof that furniture eliminates the unusual smell except formaldehyde |
| CN110564219A (en) * | 2019-09-20 | 2019-12-13 | 浙江林昌木业有限公司 | Floor coating capable of decomposing formaldehyde |
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Application publication date: 20171212 |