CN107090528A - Fur formaldehyde scavenger and preparation method thereof - Google Patents
Fur formaldehyde scavenger and preparation method thereof Download PDFInfo
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- CN107090528A CN107090528A CN201710452983.6A CN201710452983A CN107090528A CN 107090528 A CN107090528 A CN 107090528A CN 201710452983 A CN201710452983 A CN 201710452983A CN 107090528 A CN107090528 A CN 107090528A
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- fur
- formaldehyde scavenger
- formaldehyde
- reactant
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- C—CHEMISTRY; METALLURGY
- C14—SKINS; HIDES; PELTS; LEATHER
- C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
- C14C11/00—Surface finishing of leather
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The present invention provides a kind of aldehyde remover for removing fur free formaldehyde and preparation method thereof, and the formaldehyde scavenger includes following components：Reactant, 1~4 part；Surfactant, 0.2~0.5 part；Solvent, 0.5~1.0 part；PH adjusting agent, 0.2~0.5 part；150~15 parts of water.The fur formaldehyde scavenger that the present invention is provided, a kind of carbanion is formed under neutral or weak base by reactant, with formaldehyde reaction generation hydroxy compounds under certain temperature and pH.The fur formaldehyde scavenger that the present invention is provided, not only except effect of formaldehyde is good, and will not destroy the feel and performance of skin.
Description
Technical field
The present invention relates to field of material technology, more particularly to a kind of fur formaldehyde scavenger and preparation method thereof.
Background technology
Formaldehyde is cheap and easy to get and function admirable, is widely used on leather and fur production, can as leather fur tanning agent,
Fixative.The resin material of some production furs also contains formaldehyde, or some materials may decomposite first in products storage
Aldehyde.Formaldehyde is volatile, and the smell of people, eyes and mucous membrane etc. are acted on strong impulse, can also cause the mistake of some human bodies
Quick reaction.Formaldehyde is sucked or penetrated into after human body, body immunity can be caused to decline, and even results in gene mutation, triggers cancer, right
Human body causes great damage.Many countries are very strict to the content of formaldehyde limitation in fur goods.As child clothing, toy are limited
Amount is less than 30mg/kg；The furnishings limitation 75mg/kg of adult's contact skin.And common fur goods is often higher than 100mg/
kg.Therefore, a kind of aldehyde remover that can be removed fur free formaldehyde and not destroy fur quality is invented necessary.
The content of the invention
It is an object of the invention to solve defect that above-mentioned prior art is present there is provided a kind of fur formaldehyde scavenger and its
Preparation method.
A kind of fur formaldehyde scavenger, including：Reactant, surfactant, solvent and pH adjusting agent and water.
Further, fur formaldehyde scavenger as described above, in parts by mass, including：Reactant, 1~4 part；Surface
Activating agent, 0.2~0.5 part；Solvent, 0.5~1.0 part；PH adjusting agent, 0.2~0.5 part；150~15 parts of water.
Further, fur formaldehyde scavenger as described above, the reactant contains active hydrogen by one kind, easily forms carbon
The α alcohol of anion is constituted for acetate compound, and its basic structure has：
Wherein：R1、R2=CnH2n+1, n=0~3.
Further, fur formaldehyde scavenger as described above, the surfactant is by sodium alkyl sulfonate or alkyl sulfide
Any one of sour sodium is constituted.
Further, fur formaldehyde scavenger as described above, the solvent is made up of small molecular alcohol.
Further, fur formaldehyde scavenger as described above, the small molecular alcohol be first, second, propyl alcohol in one kind or
It is several.
Further, fur formaldehyde scavenger as described above, the pH adjusting agent is made up of monoethanolamine.
A kind of preparation method of fur formaldehyde scavenger, comprises the following steps：
(1) all raw material has been weighed by mass fraction standby；Raw material in parts by mass, including：Reactant, 1~4
Part；Surfactant, 0.2~0.5 part；Solvent, 0.5~1.0 part；PH adjusting agent, 0.2~0.5 part；150~15 parts of water；
(2) water is put into reactor, is warming up to 60~70 DEG C, add the mixed liquor of solvent and reactant, mixed
20min, is slowly added to surfactant stirring 20min, is cooled to 20~25 DEG C, adds pH adjusting agent stirring 20min, determine
PH of mixed is 7.0~9.0.
The preparation method technique for the fur formaldehyde scavenger that the present invention is provided is simple, using simple, removes leather and fur
Free formaldehyde effect is good, and will not destroy the feel of skin.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below technical scheme in the present invention carry out it is clear
Chu, it is fully described by, it is clear that described embodiment is a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1
The preparation method of fur formaldehyde scavenger is as follows：
(1) following material has been weighed standby：α alcohol is for 1 part of acetic acid esters, 0.2 part of lauryl sodium sulfate, 0.5 part of ethanol；
0.3 part of monoethanolamine, 10 parts of water.
(2) water is put into reactor, is warming up to 65 DEG C, add solvent and reactant mixed liquor, mix 20min, delayed
It is slow to add surfactant stirring 20min, 20~25 DEG C are cooled to, pH adjusting agent stirring 20min is added, pH value of solution is 7.5.
Embodiment 2
The preparation method of fur formaldehyde scavenger is as follows：
(1) following material has been weighed standby：α alcohol is for 2 parts of acetic acid esters, 0.4 part of lauryl sodium sulfate, 0.8 part of ethanol；
0.4 part of monoethanolamine, 15 parts of water.
(2) water is put into reactor, is warming up to 60 DEG C, add solvent and reactant mixed liquor, mix 20min, delayed
It is slow to add surfactant stirring 20min, 20~25 DEG C are cooled to, pH adjusting agent stirring 20min is added, pH value of solution is 8.5.
Embodiment 3
The application method of formaldehyde scavenger is as follows：
By the fur formaldehyde scavenger in embodiment 1 with 50g/m2Amount uniformly apply (either manually or mechanically) in aldehyde tannage fur
On flesh noodles, air-dry at room temperature.
Using《The measure of GB/T 19941-2005 leathers and fur chemical test content of formaldehyde》Method pair plus formaldehyde removing
The content of formaldehyde in aldehyde tannage fur before and after agent is measured, and plus in the aldehyde tannage fur of formaldehyde scavenger free formaldehyde content is not
Free formaldehyde content is 184.6mg/kg in 262.7mg/kg, plus the aldehyde tannage fur of formaldehyde scavenger.
Embodiment 4
The application method of formaldehyde scavenger is as follows：
By the fur formaldehyde scavenger in embodiment 2 with 50g/m2Amount be uniformly sprayed on the fleece of chrome tanning fur, room temperature
It is lower to air-dry.
Using《The measure of GB/T 19941-2005 leathers and fur chemical test content of formaldehyde》Method pair plus formaldehyde removing
The content of formaldehyde in chrome tanning fur before and after agent is measured, and plus in the chrome tanning fur of formaldehyde scavenger free formaldehyde content is not
Free formaldehyde content is 88.4mg/kg in 158.3mg/kg, plus the chrome tanning fur of formaldehyde scavenger.
Embodiment 5
The application method of formaldehyde scavenger is as follows：
Hygrometric state dyeing and finishing is completed, before formic acid is fixed, and base restatement is removed from office with the fur of dyeing and finishing materials'use, by the hair in embodiment 2
Skin formaldehyde scavenger 1% is added in rotary drum, 30~35 DEG C of temperature in drum, and pH4.0~4.5 rotate 20min, plus formic acid is fixed
20min, goes out drum, and other operate same given process.
Using《The measure of GB/T 19941-2005 leathers and fur chemical test content of formaldehyde》Method pair plus formaldehyde removing
The content of formaldehyde in crust leather before and after agent is measured, plus free formaldehyde content is 188.5mg/ in fur before formaldehyde scavenger
Free formaldehyde content is 47.4mg/kg in fur after kg, plus formaldehyde scavenger.
The fur formaldehyde scavenger of the present invention in proportion can uniformly be applied formaldehyde scavenger by the way of smearing or spraying
Smear or be sprayed on dermatotome or wool fibre, natural air drying.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (8)
1. a kind of fur formaldehyde scavenger, it is characterised in that including：Reactant, surfactant, solvent and pH adjusting agent and
Water.
2. fur formaldehyde scavenger according to claim 1, it is characterised in that in parts by mass, including：Reactant, 1~
4 parts；Surfactant, 0.2~0.5 part；Solvent, 0.5~1.0 part；PH adjusting agent, 0.2~0.5 part；150~15 parts of water.
3. fur formaldehyde scavenger according to claim 1, it is characterised in that the reactant is by one kind containing active
Hydrogen, the α alcohol of easily formation carbanion are constituted for acetate compound, and its basic structure has：
Wherein：R1、R2=CnH2n+1, n=0~3.
4. fur formaldehyde scavenger according to claim 1, it is characterised in that the surfactant is by sodium alkyl sulfonate
Or any one of sodium alkyl sulfate composition.
5. fur formaldehyde scavenger according to claim 1, it is characterised in that the solvent is made up of small molecular alcohol.
6. fur formaldehyde scavenger according to claim 5, it is characterised in that the small molecular alcohol is in first, second, propyl alcohol
One or more.
7. fur formaldehyde scavenger according to claim 1, it is characterised in that the pH adjusting agent is made up of monoethanolamine.
8. a kind of preparation method of fur formaldehyde scavenger, it is characterised in that comprise the following steps：
(1) all raw material has been weighed by mass fraction standby；Raw material in parts by mass, including：Reactant, 1~4 part；
Surfactant, 0.2~0.5 part；Solvent, 0.5~1.0 part；PH adjusting agent, 0.2~0.5 part；150~15 parts of water；
(2) water is put into reactor, is warming up to 60~70 DEG C, add the mixture of solvent and reactant, mixed
20min, is slowly added to surfactant stirring 20min, is cooled to 20~25 DEG C, adds pH adjusting agent stirring 20min, determines mixed
It is 7.0~9.0 to close liquid pH.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710452983.6A CN107090528B (en) | 2017-06-15 | 2017-06-15 | Fur formaldehyde scavenger and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710452983.6A CN107090528B (en) | 2017-06-15 | 2017-06-15 | Fur formaldehyde scavenger and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107090528A true CN107090528A (en) | 2017-08-25 |
| CN107090528B CN107090528B (en) | 2019-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710452983.6A Active CN107090528B (en) | 2017-06-15 | 2017-06-15 | Fur formaldehyde scavenger and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874918A (en) * | 2009-04-28 | 2010-11-03 | 上海旗洲环保科技发展有限公司 | Novel efficient formaldehyde scavenger |
| CN103924009A (en) * | 2014-03-29 | 2014-07-16 | 中华人民共和国衡水出入境检验检疫局 | Formaldehyde scavenger, as well as preparation method and applications thereof |
| CN104060001A (en) * | 2014-07-10 | 2014-09-24 | 北京泛博科技有限责任公司 | Formaldehyde removal agent and preparation method thereof |
-
2017
- 2017-06-15 CN CN201710452983.6A patent/CN107090528B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101874918A (en) * | 2009-04-28 | 2010-11-03 | 上海旗洲环保科技发展有限公司 | Novel efficient formaldehyde scavenger |
| CN103924009A (en) * | 2014-03-29 | 2014-07-16 | 中华人民共和国衡水出入境检验检疫局 | Formaldehyde scavenger, as well as preparation method and applications thereof |
| CN104060001A (en) * | 2014-07-10 | 2014-09-24 | 北京泛博科技有限责任公司 | Formaldehyde removal agent and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN107090528B (en) | 2019-07-26 |
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