CN1288063A

CN1288063A - Leather material with perfumen

Info

Publication number: CN1288063A
Application number: CN99126180A
Authority: CN
Inventors: 李文荣
Original assignee: LEE MOON CHOE
Current assignee: LEE MOON CHOE
Priority date: 1999-09-10
Filing date: 1999-12-17
Publication date: 2001-03-21
Also published as: KR100328470B1; KR20000049323A

Abstract

Disclosed is a method for preparing leather material with perfume, wherein spice is used in process of adding oil to emulsion for make the obtained leather material emitting perfume, so that quality of the leather increases and attitude of users to the leather production improves. The method includes dipping, soaking in lime, skiving skin, soaking in lime once more, de-liming, softening, acid leaching, tanning leather, extruding water, cutting regularly, tanning leather once more, neutralizing, dyeing, adding oil to the emulsion and painting process. The process of adding oil to the emulsion includes steps: dissolving Syncotan of 4% by weight, SWK of 4% by weight, BK of 4% by weight and MK of 5% by weight in emulsified solvent based on calculation of weight for emulsified solvent for giving elasticity to the leather, then dissolving spice of 0.1% or more in the emulsified solvent; dipping peltry into the emulsified solvent for 90 min to obtain the leather material emitting perfume on the surface thereof.

Description

Scentetd leather substance

The present invention relates generally to leather, relates more specifically at the scentetd rather than leather inherent chemical odor in leather substance surface, thereby increases the selectivity of leatherware and the leather substance preparation method of value.

Clothes that leather substance is made and other article are compared with the product that other material is made and are generally considered to be high-quality.

Now the method for preparing leather substance of routine is narrated with Fig. 1.Shown in Figure 1 is the ordinary method schema of preparation leather substance.

The rawhide that is obtained by the animal slaughtering field contains large quantity of moisture.Rawhide can be decomposed when dampness is deposited.Thus, depositing of rawhide will be after being dried to a certain degree.

Will be processed into the thick product of leather to the rawhide of depositing, need carry out an immersion treatment ST1, the rawhide of depositing that be dried to a certain degree this moment has permeated moisture, makes the rawhide of depositing get back to original state.

Behind immersion process, soak the liming treatment S T2 of rawhide with alkaliferous lime, this moment, rawhide became fibrous owing to having removed the impurity that can be dissolved in the alkali such as fat and gelatin.Impurity is attached on the rawhide.

, the rawhide of having removed impurity carried out split treatment S T3, rawhide is worked into the thickness that needs thereafter.In this process, the accuracy of thickness is not a key issue.

Be worked into the rawhide that needs thickness and be its surface remains in its inner impurity with exposure the state of having removed that is in.Therefore to remove the treatment S T4 that the impurity that retains will carry out liming again and again.Subsequently, rawhide will carry out a deliming treatment S T5, to remove the superfluous lime of the requirement that partly imports in liming process again.

Secondly, rawhide is carried out a softening treatment S T6, to remove other part, this part is to differ from the liming process to become Fibrotic part.Then rawhide being carried out acidleach treatment S T7, wherein is to add acid so that the leather substance that obtains can the resistance to acid material in rawhide.And then rawhide carried out tanning treatment S T8, wherein be in rawhide, to mix chromium with the fixing fibrous tissue of rawhide.

After having carried out above-mentioned each process, rawhide is carried out water squeezing treatment S T9, to remove the moisture in the rawhide fully.The rawhide that to remove moisture then carries out shaving treatment S T10, rawhide is polished to the thickness that needs.In the shaving process, the tolerance range of rawhide polishing must be at 0.1mm.So just can make leather from rawhide.

Processed have a leather that needs thickness, and the fully part of tanning is contained not in its inside.So leather also will carry out the T11 of tanning treatment S again, with fixing wherein all fibrous tissue.

After handling by tanning again,, make leather have desired color with the leather treatment S T12 that dyes.But for dyestuff is dyeed equably to leather, before dyeing is handled, require to carry out a neutralizing treatment ST13, with in leather in contained alkali or acid.

After the dyeing leather being carried out emulsion oil-filling treatment S T14, wherein is to add oil in leather, so that the soft feel of leather.Subsequently leather being carried out coating processing ST15, is that pigment is sprayed on the defective to be produced in the treating processes of removing above-mentioned preparation leather on the leather.By so just having made leather substance.

Leather substance through above-mentioned treating processes preparation can give out various chemical odors owing to used various pharmaceutical chemicalss in above-mentioned treating processes on its surface.These chemical odors constantly continue to distribute and make the user of leatherware produce offending sensation.

Leatherware is distributing chemical odor always in the time of using.Therefore, though the user wish that the leatherware of selecting quality fabulous, the unhappy smell of leatherware rise and make the user when selecting selected leatherware, produce the factor that hesitates.

Therefore, to the objective of the invention is in order solving the above problems, and aromatic leather preparation method to be provided, wherein used spices in fat liquored treating processes, it is savory that the leatherware that obtains is smelt, thereby the people is produced happy sense.

According to the present invention, the realization of above-mentioned purpose provides a kind of method for preparing aromatic leather substance, it comprises immersion, liming, split, liming again, deliming, softening, acidleach, tanning, water squeezing, shaving, tanning again, neutralization, dyeing, the treating processes of emulsion oil-filling and coating, it is characterized in that the step that the emulsion oil-filling treating processes comprises has: calculate based on the emulsive weight of solvent, in emulsified solvent, dissolve the Syncotan of 4% (weight), the SWK of 4% (weight), the MK of the BK of 4% (weight) and 5% (weight), all these is in order to give leather with elasticity; In the emulsive solvent, dissolve 0.1% (weight) or more spices in addition again, and rawhide was flooded in the emulsive solvent about about 90 minutes, therefore just can distribute a kind of fragrance at the leather surface that obtains.

The accompanying drawing summary

According to the description of following specific embodiments, other purpose of the present invention and aspect will be clearly with reference to the accompanying drawings, wherein:

Figure 1 shows that the schema of the ordinary method of preparation leather substance;

Figure 2 shows that the schema for preparing emulsion oil-filling treating processes in the leather substance according to the present invention.

Aforementioned purpose of the present invention will become clearly from reading following explanation for the technology skilful person in the technology relevant with the present invention with other purpose, feature and advantage.

Referring now to Fig. 2 has the preparation method of the leather substance of spice flavor to be described to the present invention.Figure 2 shows that and comprise that the present invention prepares the emulsion oil-filling process flow diagram flow chart of perfuming step in the method for leather substance.Referring to Fig. 2, method of the present invention comprises immersion, liming, split, liming again, deliming, softening, acidleach, tanning, water squeezing, shaving, tanning again, neutralization, dyeing, emulsion oil-filling and coating processing process.The emulsion oil-filling treating processes comprises a perfuming step ST23, wherein calculate the MK of BK and 5% (weight) of the SWK, 4% (weight) of the Syncotan, 4% (weight) add 4% (weight) in the emulsive solvent based on the emulsive weight of solvent, all these is in order to give leather with elasticity; In the emulsive solvent, dissolve 0.1% (weight) or more spices in addition again, and rawhide was flooded in the emulsive solvent about about 90 minutes, just can distribute a kind of fragrance at the leather surface that obtains thus.

Similar with the method for routine, the rawhide that is obtained by the animal slaughtering field will carry out immersion treatment ST1, liming treatment S T2 in proper order, split treatment S T3, the T4 of liming treatment S again, deliming treatment S T5, softening treatment S T6, acidleach treatment S T7, tanning treatment S T8, water squeezing treatment S T9, shaving treatment S T10, the T11 of tanning treatment S again, neutralizing treatment ST12, dyeing treatment S T13, emulsion oil-filling treatment S T14 and coating processing ST15.According to said method just can obtain leather substance.

In above-mentioned treating processes, the emulsion oil-filling process is the process of wherein oil being mixed the leather substance tissue, so that leather substance is soft sensuously.For oil, use be SMK oil, BK oil and MK oil.Such oil is dissolved in the emulsive solvent, and imports the rotation jar.

In with SMK, BK and MK oil importing rotation jar, the spices that will be dissolved in the emulsive solvent imports the rotation jar.

Emulsion oil-filling treating processes of the present invention is by in sequence following:

In carrying out chemically treated rotation jar (not shown), leather inserts leather and the water that desire is handled.Based on the water re-computation of introducing, in the rotation jar, import the ammoniacal liquor of 0.5% (weight) again, as shown in ST20 then.To rotate about 10 minutes of jar rotation subsequently, to permeate leather with ammoniacal liquor.Secondly, in the rotation jar, import the DFS solution of 2.0% (weight) again, and carry out leather with DFS solution and permeated about 20 minutes, to give leather, as shown in ST21 with elasticity.

After step ST21 finishes, in rotation jar, import 1.5% (weight) SOL solution and 1.5% (weight) NBR solution, with leather with these two kinds of solution-treated so that its color even, as shown in ST22.

Then, calculate based on the emulsive weight of solvent, in sulfuric acid, dissolve 4% (weight) Syncotan and play softening leather, 4% (weight) SMK, 4% (weight) BK and 5% (weight) MK, and in the emulsive solvent, dissolve 0.1% or more spices again as emulsified solvent.

Then, carry out perfuming step ST23.The emulsive solvent that wherein is dissolved with SMK, BK, MK and spices in other words is imported into the rotation jar, and it was rotated about 90 minutes.Consequently pharmaceutical chemicals infiltration leather tissue makes bating, owing to contain spices in the solvent, makes leather scentetd simultaneously.

After perfuming step ST23, in the rotation jar, import 2% (weight) formic acid, rotated then 30 minutes, as shown in ST24.In the rotation jar, import 1% (weight) Neosyn then and rotate 20 minutes to prevent that leather from decomposing.After this, emptying rotation jar.

Secondly, shown in ST25, the NBR importing of water and 0.1% (weight) is rotated jar and rotated about 20 minutes to handle leather.In the rotation jar, import 1.0% (weight) formic acid then and rotate about 20 minutes with the washing leather.So just, the emulsion oil-filling process is through with.What follow after the emulsion oil-filling process is the coating processing process, identical with conventional method because of it, so be not described in detail at this.

From top narration obviously as can be known, the present invention provides a kind of leather substance that distributes agreeable odor rather than various chemical odors on its surface, can make people abandon the selectivity that leatherware has the prejudice of pharmaceutical chemicals smell and increases leatherware thus.

Though disclose best specific embodiments of the present invention for illustrative purposes, but technology skilful person in the art can know, presumable various distortion, increase and replace do not depart from the scope of the present invention and spirit, as disclosed in appending claims.

Claims

1. method for preparing aromatic leather substance, this method comprises immersion, liming, split, liming again, deliming, softening, acidleach, tanning, water squeezing, shaving, tanning again, neutralization, dyeing, emulsion oil-filling and coating processing process, it is characterized in that the step of emulsion oil-filling process is as follows:

Calculate based on the emulsive weight of solvent, in the emulsive solvent, dissolve 4% (weight) Syncotan, 4% (weight) SWK, 4% (weight) BK and 5% (weight) MK, be and give leather with elasticity;

In the emulsive solvent, dissolve 0.1% or more spices again;

Rawhide is immersed in the emulsive solvent 90 minutes, can makes resulting leather substance give out fragrance thus on its surface.