CN109267339A - A kind of leather fungicide and preparation method thereof - Google Patents
A kind of leather fungicide and preparation method thereof Download PDFInfo
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- CN109267339A CN109267339A CN201811157608.XA CN201811157608A CN109267339A CN 109267339 A CN109267339 A CN 109267339A CN 201811157608 A CN201811157608 A CN 201811157608A CN 109267339 A CN109267339 A CN 109267339A
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- iodo
- butyl carbamate
- propynyl butyl
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/402—Amides imides, sulfamic acids
- D06M13/425—Carbamic or thiocarbamic acids or derivatives thereof, e.g. urethanes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/53—Polyethers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
Abstract
The invention discloses a kind of leather fungicides and preparation method thereof, are related to Leather mildew-proof technical field.This kind of leather fungicide and preparation method thereof selects 3-Iodo-2-propynyl butyl carbamate as main antipathogenic composition, select dimethyl succinate not soluble in water as the good solvent of 3-Iodo-2-propynyl butyl carbamate, isomeric alcohol polyethenoxy ether -40 is selected to emulsify the dimethyl succinate solution of 3-Iodo-2-propynyl butyl carbamate, the leather fungicide being prepared is when being invested in leather wet processing, isomeric alcohol polyethenoxy ether -40 is assembled in water forms micella, emulsify the dimethyl succinate solution of 3-Iodo-2-propynyl butyl carbamate in water, form oil-in-water emulsion, and 3-Iodo-2-propynyl butyl carbamate then dissolves in dimethyl succinate oil phase, can uniformly penetrating between leather collagen fiber, and it is demulsified between leather collagen fiber , and then be fixed on leather collagen fiber, to play anti-mold effect steady in a long-term to leather.
Description
Technical field
The present invention relates to Leather mildew-proof technical field, in particular to a kind of leather fungicide and preparation method thereof.
Background technique
China is leather big producer, since leather productive prospecting and wet blue leather (i.e. chrome leather) market price rise and fall,
The inventory time of tannery's wet blue leather generally can be longer.It is a disaster in leather production process that wet blue leather is mouldy during storage
Topic, in addition, there is also mouldy problems for crust leather after stuffing.The method for preventing leather from going mouldy mainly has: (1) in leather making process, removing
The fungus growths such as natural oil in leather source, makes mould lose the basis of breeding；(2) reduce leather storage condition temperature and
The control fungus growth conditions such as humidity, the aridity for improving leather, inhibit fungus growth；(3) smoked to warehouse using ethylene oxide
Steam sterilization；(4) radiation method is mould proof；(5) mould proof using mould inhibitor.Wherein most viable method is addition mould inhibitor, to wet blue leather
Play long-term mildew-proof function.Leather fungicide product category is various, wherein most of mould inhibitors have an impact to human body or environment
And harm, or have specific stimulation smell or product price higher, harm its application in the leather.
It is reported that 3-Iodo-2-propynyl butyl carbamate (IPBC) be it is a kind of have admirably broad spectrum antibacterial and
The New Type Antiseptic Germicide of biocompatibility can be widely applied to the every profession and trades such as leather, coating.But the solubility pole of IPBC in water
It is low, and leather processing mostly carries out in a water bath, causes IPBC that cannot effectively be distributed in leather collagen fiber by water-bath, influences
IPBC hinders its application in Leather mildew-proof in the absorption efficiency and anti-mold effect of leather.
Carry out both at home and abroad a series of using IPBC as the mould inhibitor product research of principle active component: where United States Patent (USP)
US5631273 discloses a kind of water-soluble liquid mildew preventive product, which is methylated by monomethylol chemical combination object or polyhydroxy
Object, IPBC and propylene glycol composition are closed, wherein the content of IPBC is up to 0.55%；United States Patent (USP) US5965594 disclose it is a kind of by
The liquid mildew preventive product of dimethyloldimethylhydantoin, IPBC and Phenoxyethanol composition, the content of IPBC in the product
Up to 1.25%；United States Patent (USP) US6143204 discloses one kind mainly by dimethyloldimethylhydantoin, IPBC and third
The mould inhibitor product of glycol composition, wherein the content highest 20% of IPBC；1775029 A of Chinese patent CN disclose it is a kind of by
The mould inhibitor of IPBC, Emulsifier EL-60 or Crodaret, propylene glycol or butanediol or polyethylene glycol composition
Formula；101897338 A of Chinese patent CN discloses a kind of mould proof agent prescription being made of IPBC, propylene glycol, polyethylene glycol.
In the implementation of the present invention, inventor find above-mentioned the relevant technologies the prior art has at least the following problems:
The relevant technologies using IPBC as the mould proof formulation products of effective component, mainly by IPBC be dissolved in good solvent (such as ethylene glycol,
Polyethylene glycol etc.) in, on the one hand, since solvability of the solvent to IPBC is limited, cause IPBC content in product formula lower；
On the other hand, used solvent is water-miscible, and after mould proof formulation products are applied to the water-bath of leather processing, IPBC's is good molten
Agent will be diluted with water, and be precipitated from water so as to cause IPBC, can not be well by skin by the anti-removing mildew of effective component of IPBC
Leather fiber is effectively absorbed and is combined, lower to the practical anti-mold effect of leather fiber, is not suitable for the more leather of wet practice and is added
Work.
Summary of the invention
In view of the above-mentioned problems existing in the prior art, the present invention provides a kind of leather fungicides and preparation method thereof.
First aspect according to an embodiment of the present invention, provides a kind of leather fungicide, the leather fungicide include with
The raw material of lower weight forms:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 300 ~ 350 parts of dimethyl succinates, 150 ~ 160 parts of isomery alcohol are poly-
Ethylene oxide ether -40.
In a preferred embodiment, the raw material composition of the leather fungicide further includes the water of 350 ~ 620 parts by weight.
In a preferred embodiment, the leather fungicide includes the raw material composition of following weight:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 300 ~ 330 parts of dimethyl succinates, 150 ~ 155 parts of isomery alcohol are poly-
- 40,350 ~ 520 parts of water of ethylene oxide ether.
In a preferred embodiment, the leather fungicide includes the raw material composition of following weight:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 300 parts of dimethyl succinates, 150 parts of isomeric alcohol polyethenoxy ethers-
40,350 parts of water.
The second aspect according to an embodiment of the present invention provides a kind of preparation method of leather fungicide, which is characterized in that
The described method includes:
200 weight are added in container to after the dimethyl succinate for preparing container 300 ~ 350 parts by weight of addition, then to described prepare
The 3-Iodo-2-propynyl butyl carbamate of part obtains mixed solution, after 20 ~ 40min of the mixed solution uniform stirring,
The 3-Iodo-2-propynyl butyl carbamate prepared in container is set to be dissolved completely in the dimethyl succinate,
Form the dimethyl succinate solution of 3-Iodo-2-propynyl butyl carbamate；
It is added to the dimethyl succinate solution for preparing the 3-Iodo-2-propynyl butyl carbamate in container
The isomeric alcohol polyethenoxy ether -40 of 150 ~ 160 parts by weight continues uniform stirring and makes the solution prepared in container transparent
The leather fungicide of solution-type is prepared in shape.
In a preferred embodiment, the method also includes:
The water of 350 ~ 520 parts by weight is added to the leather fungicide of the solution-type, uniform stirring to system is in emulsion form, is obtained
The leather fungicide of emulsion-type.
In a preferred embodiment, the weight of each ingredient is followed successively by the iodo- 2-propynyl butyl ammonia of 200 parts of 3-
Carbamate, 300 parts of dimethyl succinates, 150 parts of isomeric alcohol polyethenoxy ethers -40,350 parts of water.
In a preferred embodiment, the iodo- 2-propynyl butylamino first of 3- in the leather fungicide of the solution-type
The content of acid esters is 28.16% ~ 30.77%
Compared with prior art, a kind of leather fungicide provided by the invention and preparation method thereof has the advantage that
(1) compared with existing Leather mildew-proof product, the present invention is using the iodo- 2-propynyl butylamino formic acid of 3- novel in the world
Ester is mould proof ingredient, to aspergillus flavus, seeks numb mould, penicillium chrysogenum, penicillium funiculosum, Penicillium citrinum, Paecilomyces varioti, trichoderma, head mold, Mucor
There is powerful killing effect Deng most common moulds of leather；
(2) compared with the dispersion technology of existing 3-Iodo-2-propynyl butyl carbamate, leather fungicide provided by the invention
For emulsion-type, solvent and nonionic surface active agent enhance 3-Iodo-2-propynyl butyl carbamate in water-based system
In solubility, degree of scatter and stability, enhance mould inhibitor and other Leather Chemicals especially leather fat
Compatibility, thus strong applicability.
(3) leather fungicide provided by the invention uses in leather wet processing process, especially in leather greasing process
In use, on the one hand, mould inhibitor and fatting agent and good compatibility can equably penetrate into leather collagen together with fatting agent
Between fiber；On the other hand, mould proof agent emulsion and stuffing agent emulsion can be demulsified between leather collagen fiber simultaneously, be fixed on glue
On fibrinogen, guarantee that 3-Iodo-2-propynyl butyl carbamate can play long-term, uniform anti-mold effect to leather, and not
The operational sequence for mould inhibitor emulsion breaking need to additionally be increased, it is easy to use.
In conclusion a kind of leather fungicide provided by the invention and preparation method thereof, passes through the iodo- 2- third of reasonable selection 3-
Alkynyl butyl carbamate selects dimethyl succinate not soluble in water as the iodo- 2- third of 3- as main antipathogenic composition
The good solvent of alkynyl butyl carbamate, then isomeric alcohol polyethenoxy ether -40 is selected to emulsify the iodo- 2-propynyl butyl ammonia of 3-
The dimethyl succinate solution of carbamate, the leather fungicide being prepared is when being invested in leather wet processing process, isomery
Alcohol polyoxyethylene ether -40 is assembled in water forms micella, makes the dimethyl succinate of 3-Iodo-2-propynyl butyl carbamate
Solution emulsifies in water, forms oil-in-water emulsion, and 3-Iodo-2-propynyl butyl carbamate then dissolves dimethyl succinate
In oily phase, can uniformly penetrating be demulsified between leather collagen fiber, and between leather collagen fiber, and then be fixed on leather collagen
On fiber, to play anti-mold effect steady in a long-term to leather.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is a kind of method flow diagram of leather fungicide shown according to an exemplary embodiment and preparation method thereof.
Fig. 2 is that a kind of 3-Iodo-2-propynyl butyl carbamate shown according to an exemplary embodiment is scattered in water
In schematic illustration.
Fig. 3 is a kind of different leather fungicide dosages shown according to an exemplary embodiment to mouldy leather fungus growth
The experimental result picture of inhibitory effect.
Specific embodiment
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of method flow diagram of the preparation method of leather fungicide shown according to an exemplary embodiment, such as
Shown in Fig. 1, the preparation method of this kind of leather fungicide, comprising:
Step 101, to preparing after the dimethyl succinate of 300 ~ 350 parts by weight is added in container, then prepare in container to described plus
The 3-Iodo-2-propynyl butyl carbamate for entering 200 parts by weight obtains mixed solution, to the mixed solution uniform stirring 20
After ~ 40min, the 3-Iodo-2-propynyl butyl carbamate prepared in container is made to be dissolved completely in the fourth two
Dimethyl phthalate forms the dimethyl succinate solution of 3-Iodo-2-propynyl butyl carbamate.
Wherein, preparing container can be the devices such as round-bottomed flask, reaction utensil.
The 3-Iodo-2-propynyl butyl carbamate that the present invention uses is nontoxic, has no irritating odor, and is to inhibit bacterium raw
Long active principle, it can destroy microorganism storage capacity and nutrient conveying institute is necessary with the cell membrane strong effect of microorganism
Ion concentration, it is thus possible to kill mould.
Dimethyl succinate is the good solvent for dissolving 3-Iodo-2-propynyl butyl carbamate, not soluble in water, and has one
Fixed anti-mold effect.Under room temperature, 3-Iodo-2-propynyl butyl carbamate is reached as high as in the solubility of dimethyl succinate
To 60g/100g.
Step 102, to the succinic acid diformazan for preparing the 3-Iodo-2-propynyl butyl carbamate in container
The isomeric alcohol polyethenoxy ether -40 of 150 ~ 160 parts by weight is added in ester solution, continues uniform stirring and makes described prepare in container
Solution is transparent, and the leather fungicide of solution-type is prepared.
Isomeric alcohol polyethenoxy ether -40 is used to emulsify the dimethyl succinate of 3-Iodo-2-propynyl butyl carbamate
Solution.Isomeric alcohol polyethenoxy ether -40 is nonionic surface active agent, can be with the leather chemical industry material of any other charge characteristic
Expect especially leather fat compatible use.
When user uses solution-type leather fungicide prepared by the present invention, Leather mildew-proof agent solution can be added to about ten times
The water high speed shear agitation of volume realizes emulsification, then with water dilution carry out using.
The leather fungicide provided in order to better illustrate the present invention, this embodiment further shows the leather fungicides to locate
When use state, the schematic illustration that 3-Iodo-2-propynyl butyl carbamate is dispersed in water, as shown in Figure 2.Scheming
In 2, A is that isomeric alcohol polyethenoxy ether -40, B is 3-Iodo-2-propynyl butyl carbamate, and C is dimethyl succinate,
In, isomeric alcohol polyethenoxy ether -40 is assembled in water forms micella D, makes the fourth two of 3-Iodo-2-propynyl butyl carbamate
Dimethyl phthalate solution emulsifies in water, formation oil-in-water emulsion, in each micella D in the lotion, the iodo- 2-propynyl of 3-
Butyl carbamate is dissolved in dimethyl succinate oil phase.
After Leather mildew-proof agent emulsion uniformly penetrating is between leather collagen fiber, mould proof agent emulsion can be fine in leather collagen
It is demulsified between dimension, to be fixed on leather collagen fiber, guarantees that 3-Iodo-2-propynyl butyl carbamate can play leather
To long-term, uniform anti-mold effect, and it is not required to additionally increase the operational sequence for being directed to mould inhibitor emulsion breaking, it is easy to use.
It should be noted that in a preferred embodiment, the preparation method of leather fungicide shown in fig. 1 is also wrapped
It includes:
The water of 350 ~ 520 parts by weight is added to the leather fungicide of the solution-type, uniform stirring to system is in emulsion form, is obtained
The leather fungicide of emulsion-type.
Further, the weight of each ingredient is followed successively by 200 parts of iodo- 2- of 3- in the leather fungicide of above-mentioned emulsion type
Propynyl butylcarbamate, 300 parts of dimethyl succinates, 150 parts of isomeric alcohol polyethenoxy ethers -40,350 parts of water.
It should be noted that in the leather fungicide of emulsion-type, the content of 3-Iodo-2-propynyl butyl carbamate is
15.03% ~ 20.00%, it can be used directly in Leather mildew-proof, use is more convenient；In the leather fungicide of solution-type, the iodo- 2- of 3-
The content of propynyl butylcarbamate is 28.16% ~ 30.77%, needs to be diluted with water before use and cut at a high speed
Emulsification is cut, but the leather fungicide of solution-type is relatively simple to store.
The relevant parameter of the leather fungicide of the leather fungicide and solution-type of emulsion-type of the present invention is described as follows:
(1) leather fungicide of solution-type
Appearance: colorless and transparent viscous solution；
Active constituent content: 28% ~ 31%；
Store pH:3 ~ 12；
Storage and use temperature: 20oC~65oC；
Stability of emulsion 12 months or more；
(2) leather fungicide of emulsion-type
Appearance: white " milky " liquid；
Active constituent content: 15% ~ 20%；
Store pH:3 ~ 12；
Storage and use temperature: 20oC~65oC；
Stability of emulsion: 3 months or more；
The leather fungicide of above two form is free of heavy metal, not release formaldehyde, is free of alkyl phenol polyoxyethylene ether surface
The disabling such as activating agent and toxic, evil substance.
(3) application method
By the leather fungicide emulsification of solution-type or by after the Leather mildew-proof dilution agent of emulsion-type, can directly be processed in leather water-bath
It is used in process, wherein each leather fungicide dosage is 0.35% ~ 1.2%(of tare weight with the iodo- 2-propynyl butylamino of 3-
For formic acid esters is the leather fungicide product of content 30%), other leather fungicide used in amounts according to Leather mildew-proof agent content and
Working fluid makes leather fungicide concentration in working fluid be higher than 0.01g/L than big minor adjustment.
Compared with the dispersion technology of existing 3-Iodo-2-propynyl butyl carbamate, the lotion of the technology of the present invention production
The leather fungicide of type, solvent and nonionic surface active agent enhance 3-Iodo-2-propynyl butyl carbamate in water
Solubility, degree of scatter and stability in property system, enhance leather fungicide and other Leather Chemicals especially skin
Remove from office the compatibility of fatting agent, thus strong applicability.
The leather fungicide that the preparation method of the leather fungicide provided in order to better illustrate the present invention is prepared
Beneficial effect, inventor have also carried out anti-mold effect experiment to leather fungicide, and experiment relevant parameter is as follows:
(1) the leather fungicide minimum inhibitory concentration experiment of emulsion-type
It is 200 μ g/mL that the leather fungicide product of emulsion-type, which is diluted to 3-Iodo-2-propynyl butyl carbamate concentration,
Different amounts of leather fungicide dilution is added in the aspergillus niger spore suspension of same concentration respectively, so that the iodo- 2-propynyl of 3-
Butyl carbamate is respectively 10 μ g/mL, 1 μ g/mL, 0.1 μ g/mL, 0.01 μ g/mL in the concentration of aspergillus niger spore suspension,
Then minimum inhibitory concentration experiment is carried out.It is as shown in table 1 that experiment measures the long bacterium situation of aspergillus niger under different IPBC concentration conditions:
The long bacterium situation of aspergillus niger under 1 difference IPBC concentration conditions of table
| Antipathogenic composition concentration (μ g/mL) | 10 | 1 | 0.1 | 0.01 |
| Long bacterium situation | - | - | + | + |
It should be noted that "-" indicates the not long bacterium of aspergillus niger spore suspension in table 1；"+" indicates that aspergillus niger spore suspension is long
Bacterium.
Data in table 1 are analyzed it is found that minimum suppression of the 3-Iodo-2-propynyl butyl carbamate to aspergillus niger
Bacteria concentration be the 1 μ g/mL order of magnitude, therefore, leather fungicide provided by the invention when in use, the leather fungicide concentration of use
3-Iodo-2-propynyl butyl carbamate should be made to reach at least 1 μ g/mL in the concentration of leather processing water-bath.
(2) fungistatic effect of the mould inhibitor of emulsion-type to mouldy leather
By Leather mildew-proof dilution agent, being configured to 3-Iodo-2-propynyl butyl carbamate concentration is respectively 100 μ g/mL, 10 μ
The lotion of g/mL, 1 μ g/mL, 0.1 μ g/mL are respectively handled mouldy leather using various concentration lotion, the technique of processing
Condition are as follows: liquor ratio, 200%；Temperature, 35oC；Rotation time, 60min.
Leather-drying after handling, after being cut into small pieces, is put among plating medium, is put into constant temperature incubation room and cultivates 48
Hour, mould inhibitor fungistatic effect is observed, for experimental result as shown in figure 3, in Fig. 3, the leather in A1 passes through the iodo- 2-propynyl of 3-
The lotion that butyl carbamate concentration is 100 μ g/mL is handled, and the leather in B1 passes through the iodo- 2-propynyl butylamino first of 3-
The lotion that acid esters concentration is 10 μ g/mL is handled, and the leather in C1 is 1 μ by 3-Iodo-2-propynyl butyl carbamate concentration
The lotion of g/mL is handled, the lotion that the leather in D1 is 0.1 μ g/mL by 3-Iodo-2-propynyl butyl carbamate concentration
Processing, a is leather, and b is mould.It is learnt from Fig. 3, is 10 μ g/m by 3-Iodo-2-propynyl butyl carbamate concentration
Lotion treated mouldy leather remaining mould is minimum after 48 hrs.
As it can be seen that the leather fungicide concentration used makes 3-Iodo-2-propynyl butyl carbamate in leather processing water-bath
Concentration when reaching 10 μ g/mL, leather fungicide provided by the invention can produce preferable anti-mold effect.
The exemplary reality for the leather fungicide that the preparation method that the present invention also shows above-mentioned leather fungicide is prepared
Example is applied, as shown in embodiment 1-4, wherein embodiment 1 is the leather fungicide of solution-type, and embodiment 2-4 is the leather of emulsion-type
Mould inhibitor.
Embodiment 1
In the present embodiment, leather fungicide includes the raw material composition of following weight:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 300 parts of dimethyl succinates, 150 parts of isomeric alcohol polyethenoxy ethers-
40。
Embodiment 2
In the present embodiment, leather fungicide includes the raw material composition of following weight:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 300 parts of dimethyl succinates, 150 parts of isomeric alcohol polyethenoxy ethers-
40,350 parts of water.
Embodiment 3
In the present embodiment, leather fungicide includes the raw material composition of following weight:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 320 parts of dimethyl succinates, 155 parts of isomeric alcohol polyethenoxy ethers-
40,400 parts of water.
Embodiment 4
In the present embodiment, leather fungicide includes the raw material composition of following weight:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 350 parts of dimethyl succinates, 160 parts of isomeric alcohol polyethenoxy ethers-
40,620 parts of water.
Compared with prior art, a kind of leather fungicide provided by the invention and preparation method thereof has the advantage that
(1) compared with existing Leather mildew-proof product, the present invention is using the iodo- 2-propynyl butylamino formic acid of 3- novel in the world
Ester is mould proof ingredient, to aspergillus flavus, seeks numb mould, penicillium chrysogenum, penicillium funiculosum, Penicillium citrinum, Paecilomyces varioti, trichoderma, head mold, Mucor
There is powerful killing effect Deng most common moulds of leather；
(2) compared with the dispersion technology of existing 3-Iodo-2-propynyl butyl carbamate, leather fungicide provided by the invention
For emulsion-type, solvent and nonionic surface active agent enhance 3-Iodo-2-propynyl butyl carbamate in water-based system
In solubility, degree of scatter and stability, enhance mould inhibitor and other Leather Chemicals especially leather fat
Compatibility, thus strong applicability.
(3) leather fungicide provided by the invention uses in leather wet processing process, especially in leather greasing process
In use, on the one hand, mould inhibitor and fatting agent and good compatibility can equably penetrate into leather collagen together with fatting agent
Between fiber；On the other hand, mould proof agent emulsion and stuffing agent emulsion can be demulsified between leather collagen fiber simultaneously, be fixed on glue
On fibrinogen, guarantee that 3-Iodo-2-propynyl butyl carbamate can play long-term, uniform anti-mold effect to leather, and not
The operational sequence for mould inhibitor emulsion breaking need to additionally be increased, it is easy to use.
In conclusion a kind of leather fungicide provided by the invention and preparation method thereof, passes through the iodo- 2- third of reasonable selection 3-
Alkynyl butyl carbamate selects dimethyl succinate not soluble in water as the iodo- 2- third of 3- as main antipathogenic composition
The good solvent of alkynyl butyl carbamate, then isomeric alcohol polyethenoxy ether -40 is selected to emulsify the iodo- 2-propynyl butyl ammonia of 3-
The dimethyl succinate solution of carbamate, the leather fungicide being prepared is when being invested in leather wet processing process, isomery
Alcohol polyoxyethylene ether -40 is assembled in water forms micella, makes the dimethyl succinate of 3-Iodo-2-propynyl butyl carbamate
Solution emulsifies in water, forms oil-in-water emulsion, and 3-Iodo-2-propynyl butyl carbamate then dissolves dimethyl succinate
In oily phase, can uniformly penetrating be demulsified between leather collagen fiber, and between leather collagen fiber, and then be fixed on leather collagen
On fiber, to play anti-mold effect steady in a long-term to leather.
Although having used general explanation, specific embodiment and test above, the present invention is described in detail,
But on the basis of the present invention, it can be modified or be improved, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, fall within the scope of the claimed invention without departing from theon the basis of the spirit of the present invention.
Those skilled in the art will readily occur to of the invention other after considering specification and practice invention here
Embodiment.The present invention is directed to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Adaptive change follow general principle of the invention and including the undocumented common knowledge in the art of the present invention or
Conventional techniques.It should be understood that the invention is not limited to the accurate knots for being described above and being shown in the accompanying drawings
Structure, and various modifications and changes may be made without departing from the scope thereof.
Claims (8)
1. a kind of leather fungicide, which is characterized in that the leather fungicide includes the raw material composition of following weight:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 300 ~ 350 parts of dimethyl succinates, 150 ~ 160 parts of isomery alcohol are poly-
Ethylene oxide ether -40.
2. the method according to claim 1, wherein the raw material composition of the leather fungicide further include 350 ~
The water of 620 parts by weight.
3. according to the method described in claim 2, it is characterized in that, the leather fungicide includes the original of following weight
Material composition:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 300 ~ 330 parts of dimethyl succinates, 150 ~ 155 parts of isomery alcohol are poly-
- 40,350 ~ 520 parts of water of ethylene oxide ether.
4. according to the method described in claim 2, it is characterized in that, the leather fungicide includes the original of following weight
Material composition:
200 parts of 3-Iodo-2-propynyl butyl carbamate, 300 parts of dimethyl succinates, 150 parts of isomeric alcohol polyethenoxy ethers-
40,350 parts of water.
5. a kind of preparation method of leather fungicide, which is characterized in that the described method includes:
200 weight are added in container to after the dimethyl succinate for preparing container 300 ~ 350 parts by weight of addition, then to described prepare
The 3-Iodo-2-propynyl butyl carbamate of part obtains mixed solution, after 20 ~ 40min of the mixed solution uniform stirring,
The 3-Iodo-2-propynyl butyl carbamate prepared in container is set to be dissolved completely in the dimethyl succinate,
Form the dimethyl succinate solution of 3-Iodo-2-propynyl butyl carbamate；
It is added to the dimethyl succinate solution for preparing the 3-Iodo-2-propynyl butyl carbamate in container
The isomeric alcohol polyethenoxy ether -40 of 150 ~ 160 parts by weight continues uniform stirring and makes the solution prepared in container transparent
The leather fungicide of solution-type is prepared in shape.
6. according to the method described in claim 5, it is characterized in that, the method also includes:
The water of 350 ~ 620 parts by weight is added to the leather fungicide of the solution-type, uniform stirring to system is in emulsion form, is obtained
The leather fungicide of emulsion-type.
7. according to the method described in claim 5, it is characterized in that, the weight of each ingredient is followed successively by 200 parts of iodo- 2- of 3-
Propynyl butylcarbamate, 300 parts of dimethyl succinates, 150 parts of isomeric alcohol polyethenoxy ethers -40,350 parts of water.
8. according to the method described in claim 5, it is characterized in that, the iodo- 2- propine of 3- in the leather fungicide of the solution-type
The content of base butyl carbamate is 28.16% ~ 30.77%.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004043421A (en) * | 2002-07-15 | 2004-02-12 | Api Corporation | 2-mercaptopyrimidine-n-oxide derivative and antibacterial and antifungal agent containing the same |
| CN1775029A (en) * | 2004-11-15 | 2006-05-24 | 北京桑普生物化学技术有限公司 | Antiseptic composition containing iodo propinyl compound |
| CN101897338A (en) * | 2010-07-14 | 2010-12-01 | 铜陵高聚生物科技有限公司 | Water-soluble mildew preventive and preparation method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004043421A (en) * | 2002-07-15 | 2004-02-12 | Api Corporation | 2-mercaptopyrimidine-n-oxide derivative and antibacterial and antifungal agent containing the same |
| CN1775029A (en) * | 2004-11-15 | 2006-05-24 | 北京桑普生物化学技术有限公司 | Antiseptic composition containing iodo propinyl compound |
| CN101897338A (en) * | 2010-07-14 | 2010-12-01 | 铜陵高聚生物科技有限公司 | Water-soluble mildew preventive and preparation method thereof |
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