CN101016573B - Leather nursing liquid for eliminating formaldehyde pollution and peculiar smell, and preparing method thereof - Google Patents
Leather nursing liquid for eliminating formaldehyde pollution and peculiar smell, and preparing method thereof Download PDFInfo
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- CN101016573B CN101016573B CN 200710079838 CN200710079838A CN101016573B CN 101016573 B CN101016573 B CN 101016573B CN 200710079838 CN200710079838 CN 200710079838 CN 200710079838 A CN200710079838 A CN 200710079838A CN 101016573 B CN101016573 B CN 101016573B
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- leather
- peculiar smell
- formaldehyde
- nursing liquid
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Abstract
The invention discloses a preparing method of leather nursing liquid to remove methyl aldehyde pollution and peculiar smell, which is characterized by the following: the solution used to separate and remove harmful gas is methyl aldehyde scavenging agent, odor removal agent, leather curing agent and photo-catalytic soup; each component does not harm environment and human body and can remove peculiar smell of fat of leather. This product does not harm human, leather and each component, which clearance of benzene, TVOC and methylene oxide is above 60%-80%.
Description
Technical field
The present invention relates to a kind of leather nursing liquid of eliminating formaldehyde pollution and peculiar smell and preparation method thereof, is that a kind of method of chemistry of utilizing nurses and eliminate conditioning liquid of the toxic and harmful that pharmaceutical chemicals discharged that in the leatherware manufacturing processed, uses and preparation method thereof with leatherware to daily life.
Background technology
At present, the Along with people's growth in the living standard is used more and more with the chance that contacts leather and leather goods in daily life.And in the tanning and dyeing course of leather, also increasing with the amount that increases employed formaldehyde of painted strong degree and various organic solvents in order to strengthen the tanning effect.So brought pollution in various degree for our room air, for our healthy influence that also can cause in various degree.Seriously disturbed our daily life.Human body is long-time to be absorbed and thisly contains formaldehyde and various deleterious organic gas can give rise to diseases, serious also can crisis to people's life security.Therefore we are beautifying the environment, and also will consider the improvement to various obnoxious flavoures in the time of the nursing leatherware.Like a application number is CN96106357.2; The applying date is on 06 06th, 1996; Denomination of invention is the Chinese invention patent of spray leahter care polishing agent, and it forms the aqueous solution by low viscous Nitrocellulose, solvent-borne type acrylic acid resin, ETHYLE ACETATE, jasmal, propyl carbinol, silicone oil, ethanol essence etc.It is mainly used in the surface nursing glazing of leathercraft, and it forms the bright and firm film of one deck at leather surface, and waterproof, soft effect are arranged, and is easy and simple to handle.But it is for eliminating the leather peculiar smell, and reaching various harmful gas pollution does not but have any effect.For the stink people that reduce leather infiltrate leather with essence, and alleviate the peculiar smell that new leather is distributed with this.Like a application number is CN200510046028.X; Publication number is CN1834262; The open date is on 09 20th, 2006; Denomination of invention is a kind of Chinese invention patent of deodorizing fragrance agent for real leather; It is made up of following raw materials by weight percent: vegetable tallow can be Viscotrol C, palm fibre shelves oil, pine needle oil 25-35% spices, can be that Moschus type, sandalwood type spices 15-25%, permeate agent draw back the emulsion that powder-BX1-2%, dispersing agent NNO 1-2%, emulsifying agent S-103-8%, etoh solvent, ether surplus are formed.But the problem that exists is that it mainly is that essence is infiltrated leather is covered leather with the fragrance of essence peculiar smell.
Summary of the invention
It is simple to operate that the object of the invention is exactly a kind of use that provides in order to solve above-mentioned deficiency; Eliminate toxic gas such as formaldehyde, remove the effective leather of peculiar smell, conditioning liquid of leather goods and preparation method thereof; The composition that comprises toxic and harmfuls such as protein and elimination formaldehyde in the said conditioning liquid; Leather being carried out to absorb, decompose the peculiar smell of leather and the hazardous and noxious substances such as formaldehyde that furniture is emitted in the nursing such as smooth surface and waterproof, purify the air of a room.
The present invention is that to solve the problems of the technologies described above the technical solution that adopts following:
The solution of decomposition and elimination obnoxious flavour is formaldehyde scavenger, deodovization agent, leather maintaining agent and photocatalyst soup, is that (weight percent) composed of the following components mixing preparation constitutes:
Protein water soln 1%～30%
Ammonia silver solution 0.5%～30%
EDTA Disodium 0.1%～20%
Nano titanium oxide 0.8%～1.5%
Water 1%～50%.
Described preparation method:
EDTA Disodium is dissolved in fully dissolving in the zero(ppm) water;
Add ammonia silver solution, stirred 30 minutes;
Adding protein liquid stirred 20 minutes;
Adding nano titanium oxide stirred 20 minutes;
Adding sanitas stirred 20 minutes;
Adding essence again stirred 10 minutes;
Carry out filtration treatment with filter, handle the back packing.
The beneficial effect that the present invention adopts technique scheme to reach is:
Employed each component is all to environment and body harmless among the present invention; Because protein liquid all has the nursing role of the gentle function of well adding lustre to the surface of various leatherware; Can also remove material peculiar smell such as the interior fat of leather, applied widely, harmless during use to people, leather goods and physical environment; It is thorough to have the effect of eliminating the unusual smell, easy to use.Components such as the formaldehyde scavenger among the present invention, photocatalyst soup have solved all kinds of leathercrafts well and have contained the handling problem of the pollutents such as formaldehyde, benzene series thing and TVOC in the skin furniture.The present invention is a kind of good leather nursing liquid that has leather nursing and remove poison, the double effects that eliminates the unusual smell.
Is more than 60%～80% through test to organic clearances such as leather surface benzene, TVOC, formaldehyde.
Embodiment
Embodiment one:
Eliminate the leather nursing liquid of formaldehyde pollution and peculiar smell, comprise following component:
Protein water soln 15%
Ammonia silver solution 15%
EDTA Disodium 8.5%
Nano titanium oxide 1.5%
Water 45%.
Described protein soln is a plant extract protein water soln living protein liquid.
The present invention why in staple, added protein liquid be because
1.) protein soln has not only served as the component of tamanori in the deodovization agent prescription, and protein soln itself is again the gloss-imparting agent in the leather tanning.So the present invention not only can remove the peculiar smell of leather, can also protect leather to make leather surface smooth, waterproof durable is superior in quality.
2) component that protein soln has served as tamanori on the one hand aspect deodovization agent, and protein soln is wiping back, the surface surface protein deposition of furniture on the other hand, forms protein film and a large amount of adsorbed gas poisonous substances of ability.It mainly is macromolecule organic.
3) protein soln also has a kind of regulating effect; Promptly along with temperature raises, humidity increases; The release of objectionable impuritiess such as formaldehyde will strengthen; And protein is run into this situation and will fully be absorbed moisture and " get damp ", thereby the phenomenon of getting damp has strengthened absorption of proteins efficient has guaranteed that the furniture of administering can not raise because of temperature, and humidity strengthens and the phenomenon that smell strengthens occurs.Solved the effect problem repeatedly that common product occurs.
The present invention adds ammonia silver solution in staple effect is to eliminate leather and airborne free formaldehyde:
Aldehyde material can with holder human relations reagent react, as:
HCHO+Ag(NH
3)
2 +OH
-→HCOONH
4+Ag
After in soup, having added ammonia silver solution like this, just can effectively suppress and eliminate free formaldehyde, reach the effect that purifies air.
The photocatalysis mechanism of nano titanium oxide:
As the photon irradiation TIO of wavelength less than 387.5nm
2Behind the surface, the electronics that is in valence band will be excited to conduction band and get on, and on valence band and conduction band, produces highly active photohole (h respectively
+) and e
-(4～7):
TIO
2+h
v→h
++e
-(1)
Under high PH condition ,+OH is prone to pass through OH
-Direct Transfer is to photoactive TIO
2The surface, the prisoner gives birth to the hole and produces:
h
++OH
-→OH (2)
Under low PH condition ,+OH is prone to pass through OH
-With the O that is adsorbed
2Series (O
-, O
2 -, O
2 2-, O
- 3) combine, on the basis that forms, further generate:
e+O
2→O
2 -(3)
+O
2 -+H
+→HO
2 -(4)
2HO
2 +→O
2+H
2O
2(5)
H
2O
2++O
2-→OH+OH
-+O
2(6)
H
2O
+++O
2 -→H
2O
-+O
2 -(7)
H
2O
-+H
+→H
2O
+(8)
The H that is produced in addition
+Also can directly be attracted to TIO
2The water molecules on surface is oxidized to+OH:
2HO
2+h
+→OH+H
3O
+(9)
Above-mentioned reaction produced process+OH, and ability oxidation and adjacent organic pollutant also can be diffused into oxidation organic pollutant in the liquid phase, and in addition, many organic pollutants also can be directly by h
+Oxidation.
Nano titanium oxide can effectively be eliminated other volatile organic compounds, thereby realizes the purification to indoor toxic gas.
Testing method is following with the test effect:
1. testing method
The solution that discharges objectionable impuritiess such as benzene, TVOC, formaldehyde is sprayed into respectively in the climate box of two airtight same volumes; Putting the formaldehyde that scribbles among the present invention, the sheet glass of foreign smell eliminating agent solution in one of them climate box; In the integral point time period, detect then with benzene detector tube, TVOC detector tube and the U.S.'s 4160 type methylene oxide detecting instruments; Or detect with the portable benzene organic gas of U.S. home-made TLV FALCON, VOC organic gas PID monitor and the U.S.'s 4160 type methylene oxide detecting instruments.
Concrete grammar is (is example with the formaldehyde test) as follows:
Select two airtight experimental box (about 1 cubic metre) A, B that size is similar; Respectively spray into 37% formaldehyde liquid of same amount; Control constant temp (23C ± 2), humidity (60%) mix formaldehyde in experimental box, through 30 minutes, let formaldehyde fully volatilize and fill the air.Experimental box A is placed with 50 centimetres of sheet glass of 50 cm x that surface spraying product of the present invention is removed formaldehyde, removed the peculiar smell leather nursing liquid; Control experiment case B does not spray product of the present invention and removes formaldehyde, removes the peculiar smell leather nursing liquid.After 8:00 period and 12 hours, with atmosphere sampling instrument each airtight breadboard air is respectively taken a sample 1 time, each sampling time is 40 minutes, and carries out blank determination with the absorption liquid of on-the-spot unsampled blank absorption tube.According to G B/T15516-1995 " Air quality---formaldehyde determination methyl ethyl diketone spectrophotometry " test air formaldehyde concentration.Or detect, and carry out record with the U.S.'s 4160 type methylene oxide detecting instruments.
The detection method of benzene and TVOC is basic identical with formaldehyde, different only be that the different instruments with detection usefulness of solution of the obnoxious flavour that sprays into are different.The result is shown below:
X＝(C1-C2)/C1×100％
Wherein: C2---with the detection data of product leather nursing liquid Wiper plate of the present invention;
C1---the detection data of product leather nursing liquid Wiper plate of the present invention of no use;
The clearance of X---benzene, TVOC, formaldehyde etc.;
2. test result:
| Time (hour) | Do not spray benzene content value mg/M in the sheet glass B case of soup 3 | Do not spray formolite number (PPM) in the sheet glass B case of soup | Do not spray TVOC value mg/M in the sheet glass B case of soup 3 | Be placed with benzene content value mg/M in the sheet glass A case that sprays soup 3 | Be placed with formolite number (PPM) in the sheet glass A case that sprays soup | Be placed with TVOC value mg/M in the sheet glass A case that sprays soup 3 |
| Initial value 8 points | ?0.832 | ?0.82 | ?2.32 | ?0.82 | ?0.81 | ?2.25 |
| After 12 hours | ?0.73 | ?0.79 | ?2.08 | ?0.1 | ?0.09 | ?0.6 |
Benzene clearance=0.878 * 100%=87.8%; Formaldehyde clearance=0.88 * 100%=88%
TVOC clearance=0.71 * 100%=71%
Embodiment two:
Present embodiment is described to be the preparation method who eliminates the leather nursing liquid of formaldehyde pollution and peculiar smell.
Employed equipment mainly contains reaction kettle that band stirs, filter, filling machine etc.
Manufacture craft is:
The first step: accurate each component of weighing at first in proportion, then at normal pressure, zero(ppm) water is put into reaction kettle that band stirs and the EDTA Disodium after the weighing is dissolved in zero(ppm) water 20 ℃ the time, stirred 15 minutes;
Second step: in this solution, add through the silver of the ammonia after weighing solution, stirred 30 minutes;
The 3rd step: stop when solution is heated to 25 ℃ heating and adds the protein liquid stirring 20 minutes after the weighing;
The 4th step: add the nano titanium oxide of weighing therein and stirred 20 minutes;
The 5th step: add sanitas card pine stirring 20 minutes by 3 ‰ ratio therein;
The 6th step: add a certain amount of essence therein again according to odor type and stirred 10 minutes;
The 7th step: with filter solution is carried out filtration treatment at last, handle the back and get final product with plastic bottle packing.
Claims (1)
1. eliminate the leather nursing liquid of formaldehyde pollution and peculiar smell, it is characterized in that forming by weight percentage by following component:
Protein water soln 1%～30%
Ammonia silver solution 0.5%～30%
EDTA Disodium 0.1%～20%
Nano titanium oxide 0.8%～1.5%
Water 1%～50%
Above-mentioned each component sum is absolutely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710079838 CN101016573B (en) | 2007-02-15 | 2007-02-15 | Leather nursing liquid for eliminating formaldehyde pollution and peculiar smell, and preparing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200710079838 CN101016573B (en) | 2007-02-15 | 2007-02-15 | Leather nursing liquid for eliminating formaldehyde pollution and peculiar smell, and preparing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101016573A CN101016573A (en) | 2007-08-15 |
| CN101016573B true CN101016573B (en) | 2012-12-05 |
Family
ID=38725796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200710079838 Expired - Fee Related CN101016573B (en) | 2007-02-15 | 2007-02-15 | Leather nursing liquid for eliminating formaldehyde pollution and peculiar smell, and preparing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101016573B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104056517A (en) * | 2013-03-18 | 2014-09-24 | 王玉 | Air purification device |
| CN105734184A (en) * | 2016-02-25 | 2016-07-06 | 刘亚文 | Leather caring agent |
| CN106191334B (en) * | 2016-07-19 | 2018-04-13 | 内蒙古自治区产品质量检验研究院 | A kind of method reduced or remove free formaldehyde in suede or fur products fleece |
| CN107629702A (en) * | 2017-10-10 | 2018-01-26 | 苏州百益倍肯新材料科技有限公司 | A kind of leather is except net taste brightener of aldehyde and preparation method thereof |
| CN110756008A (en) * | 2019-11-11 | 2020-02-07 | 高艳艳 | Formaldehyde scavenging agent, preparation method and use method thereof |
| CN113755655A (en) * | 2021-09-29 | 2021-12-07 | 中科广化（重庆）新材料研究院有限公司 | Leather deodorant for removing formaldehyde and peculiar smell |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1524604A (en) * | 2003-02-28 | 2004-09-01 | 郑春生 | Adsorbent and decomposer for indoor harmful formaldehyde gas |
| CN1183215C (en) * | 1999-08-20 | 2005-01-05 | 中国科学院成都有机化学研究所 | Process for preparation of leather bottom-closing coating and decorating agent |
-
2007
- 2007-02-15 CN CN 200710079838 patent/CN101016573B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1183215C (en) * | 1999-08-20 | 2005-01-05 | 中国科学院成都有机化学研究所 | Process for preparation of leather bottom-closing coating and decorating agent |
| CN1524604A (en) * | 2003-02-28 | 2004-09-01 | 郑春生 | Adsorbent and decomposer for indoor harmful formaldehyde gas |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平10－140200A 1998.05.26 |
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| Publication number | Publication date |
|---|---|
| CN101016573A (en) | 2007-08-15 |
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