CN116148127A - Method for calculating gram weights and similarity of sample vat and following vat dyeing cloth dyes - Google Patents
Method for calculating gram weights and similarity of sample vat and following vat dyeing cloth dyes Download PDFInfo
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Abstract
The invention relates to a sample vat and dye gram weight and similarity calculation method of cloth dyeing with vat, collect spectral data of different concentrations separately to each dye in the mixed dye, apply the filtering method of square difference in the characteristic selection to find out the optimal wavelength of each dye, known sample vat before-dye standard solution each dye gram weight, water weight and correspondent optimal wavelength correspond spectral value, have constructed and calculated each dye gram weight method in the vat, according to dye gram weight difference before-vat dyeing and after-vat to get each dye gram weight on the cloth dyeing in vat, finally construct sample vat dye cloth and dye similarity method of each dye on the cloth dyeing with vat; the invention can not only efficiently measure the similarity of two pieces of cloth dyeing of a single dye sample cylinder and a heel cylinder, but also efficiently measure the similarity of two pieces of cloth dyeing of a mixed dye sample cylinder and a heel cylinder; the gram weight values of the two cloth dyeing dyes of the sample cylinder and the heel cylinder can be accurately calculated.
Description
Technical Field
The invention relates to the technical field of dyeing in the dyeing industry, in particular to a method for calculating the gram weights and the similarity of cloth dyeing dyes of a sample vat and a follow vat.
Background
The similarity calculation of the sample vat and the vat dyeing cloth can determine the similarity degree of the vat dyeing cloth and the sample vat dyeing cloth, and is a decisive index for measuring whether the final dyeing cloth is qualified or not.
In the existing dyeing and printing process, a LAB color difference similarity calculation method is used for quantitatively measuring the color similarity degree of the dyeing color of the vat dyeing cloth and the sample vat dyeing cloth, and in actual production, the method can only provide the color similarity value of the dyeing color of the vat dyeing cloth and the color similarity value of the sample vat dyeing cloth and cannot calculate the gram weight information of each dye on the dyeing cloth; in order to quantitatively measure the gram weight value of each dye in the dyeing cloth in the sample vat and the heel vat, calculate the similarity of the dyeing cloth in the sample vat and the heel vat according to the gram weight value of each dye in each piece of dyeing cloth, solve the problem of real-time monitoring of scenes in the actual production process of the dyeing industry, the invention provides a method for calculating the gram weight and the similarity of the dyes in the dyeing cloth in the sample vat and the heel vat.
Disclosure of Invention
The invention aims to provide a method for calculating the gram weights and the similarity of dyes for dyeing cloth in a sample vat and a following vat, and the method can be used for quantitatively measuring the gram weight value of each dye for dyeing cloth in the sample vat and the following vat; the similarity between a sample cylinder and a dyeing cylinder can be calculated by applying the gram weight value of each dye of each piece of dyeing cloth, so that the problem of real-time monitoring of scenes in the actual production process of the dyeing industry is solved;
in order to solve the problems, the invention is realized by the following technical scheme:
step 1: in order to know that the gram weight value of each dye in the sample cylinder and the following cylinder can be quantitatively measured; the sample cylinder and the cylinder dyeing similarity can be calculated by applying the gram weight value of each dye of each piece of dyed cloth, and the problem of real-time monitoring of scenes in the actual production process of the printing and dyeing industry is solved.
Spectral data of different concentrations are acquired for each dye in the mixed dye, an optimal wavelength is found by applying a variance filtering method in feature selection, then a plurality of dyes are mixed and configured into a standard liquid before sample vat dyeing through a formula, and the standard liquid after sample vat dyeing is obtained through simulating a printing and dyeing process flow. In addition, according to the formula of the standard liquid of the sample vat, a plurality of dyes are mixed and prepared into the pre-vat-dyeing liquid, and the post-vat-dyeing liquid is obtained through simulating the printing and dyeing process flow. And (3) calculating the next step by using a standard liquid before sample vat dyeing, a standard liquid after sample vat dyeing, a liquid before vat dyeing and a spectrum value corresponding to the optimal spectrum wavelength of each dye in the liquid after vat dyeing.
According to the formula of the sample vat standard liquid, a plurality of dyes are mixed to prepare a vat pre-dyeing liquid, and the vat pre-dyeing liquid is also called a vat pre-dyeing standard liquid, if the sample vat standard liquid formula contains three dyes of black, brown and red jade, the vat is only required to contain the three dyes of black, brown and red jade, the three dyes of black, brown and red jade can be prepared into the vat pre-dyeing liquid according to any proportion, if the concentration of the three dyes of black, brown and red jade in the vat is equal to the concentration of the three dyes of black, brown and red jade in the sample vat, the vat pre-dyeing liquid is also called the vat pre-dyeing standard liquid, and if the concentration of the three dyes of black, brown and red jade in the vat is unequal to the concentration of the three dyes of black, brown and red jade in the sample vat, the vat is the vat pre-dyeing liquid.
Step 2: gram weight m of each dye of standard solution before sample vat dyeing acquired in step 1 ai Weight of water V a Heel vat dye liquor weight V b Standard liquid after sample vat dyeing, liquid before vat dyeing and spectrum value X corresponding to optimal spectrum wavelength of each dye of liquid after vat dyeing b Calculating the gram weight value of each dye of the standard liquid after sample vat dyeing, the liquid before vat dyeing and the liquid after vat dyeing, wherein the specific calculation process is as follows in the formula (1):
g above b For the optimal spectral wavelength spectral value X b The gram weight of each formula is corresponding; x is X b The optimal spectrum wavelength of each formula corresponds to a spectrum value; m is m ai Gram weight of each formula of standard liquid before sample vat dyeing; v (V) a The water weight of the standard solution before sample vat dyeing is the water weight of the standard solution before sample vat dyeing; v (V) b The weight of the dye liquor in the following vat is the weight of the dye liquor in the following vat; x is X a And (3) the spectrum value corresponding to the optimal spectrum wavelength of each formula of the standard solution before sample vat dyeing.
Step 3: applying the standard liquid after sample vat dyeing calculated in the step 2 to the liquid before vat dyeingAnd calculating the gram weight value delta G of each dye coloring of the standard dyed cloth in the sample vat according to the gram weight value of each dye of the vat dyeing liquid Sample jar Gram weight value delta G of each dye colored with the dyed cloth in the vat Heel jar The specific calculation process is as follows:
under the condition that perfect coloring is achieved in the sample cylinder, the gram weight value formula of coloring of each dye of the standard dyed cloth in the sample cylinder is shown as the following formula (2):
x in the above formula (2) a 、m ai ΔG as described in the above formula (1) Sample jar G, coloring gram weight value of each dye for standard dyed cloth in sample cylinder a Gram weight of each dye of standard solution before sample vat dyeing, G a ＝m ai ，G Standard liquid after sample vat dyeing Gram weight of each dye of standard solution after sample vat dyeing, G Standard liquid after sample vat dyeing The calculation formula is shown as formula (1), X Standard liquid after sample vat dyeing And (3) a spectrum value corresponding to the optimal spectrum wavelength of each dye of the standard solution after sample vat dyeing.
The formula of the coloring gram weight value of each dye dyed in the following cylinder is shown as the following formula (3):
m in the above formula (3) ai 、V a 、X a 、V b ΔG as described in the above formula (1) Heel jar G, coloring gram weight value for each dye in the following vat Heel jar dyeing liquid To keep the gram weight of each dye in the vat of the dye precursor solution, G Heel vat post-dyeing liquid To gram weight of each dye in the liquid after vat dyeing, G Heel jar dyeing liquid 、G Heel vat post-dyeing liquid The calculation formula is shown as formula (1), X Heel jar dyeing liquid To the spectrum value corresponding to the optimal spectrum wavelength of each dye of the dye precursor solution, X Heel vat post-dyeing liquid The spectrum value corresponding to the optimal spectrum wavelength of each dye of the dye post-vat liquid is obtained.
Step 4: should beThe gram weight value delta G of each dye of the standard dyed cloth in the sample cylinder calculated in the step 3 is used Sample jar Gram weight value delta G of each dye colored with the dyed cloth in the vat Heel jar Calculating the similarity value of each dye of the standard dyed cloth in the sample jar and each dye of the dyed cloth in the following jar, wherein the specific calculation process is as follows in the formula (4):
ΔG in the above formula (4) Heel jar For the gram weight value, delta G, of each dye coloring in the following cylinder in the step 3 Sample jar Gram weight value delta G of each dye coloring for standard dyed cloth in sample cylinder in step 3 Sample jar 。
The above formula (4):
1) If ratio=1, the gram weight of the dye corresponding to the standard dyeing of the sample cylinder is delta G Sample jar The gram weight of the dye dyed with the corresponding dye in the vat is delta G Heel jar The dye corresponding to the dyed cloth in the vat reaches a perfect ideal coloring state relative to the dye corresponding to the standard dyed cloth, and the two dyed cloths are delta G Sample jar -ΔG Heel jar ＝0g；
2) If ratio is>1, the gram weight of the dye corresponding to the standard dyeing cloth of the sample cylinder is delta G Sample jar The gram weight of the dye dyed with the corresponding dye in the vat is delta G Heel jar The corresponding dye in the vat is deeper than the corresponding dye in the standard vat, and the gram weight is more (delta G) Heel jar -ΔG Sample jar )；
3)ratio<1, the gram weight of the dye corresponding to the standard dyeing cloth of the sample cylinder is delta G Sample jar The gram weight of the dye dyed with the corresponding dye in the vat is delta G Heel jar The corresponding dye in the vat is shallower than the corresponding dye in the standard vat, and the gram weight is smaller (delta G) Sample jar -ΔG Heel jar )；
The invention has the beneficial effects that:
1. the similarity between the single dye liquor sample cylinder and the two pieces of cloth dyed by the heel cylinder can be effectively and accurately measured, and the similarity between the mixed dye liquor sample cylinder and the two pieces of cloth dyed by the heel cylinder can be effectively and accurately measured;
2. not only can the gram weight and the similarity of each dye on two pieces of cloth dyed by the sample jar and the sample jar under the condition that the concentration of the liquid before the dyeing of the sample jar is consistent with that of the standard liquid before the dyeing of the sample jar be effectively and accurately measured, but also the gram weight and the similarity of each dye on two pieces of cloth dyed by the sample jar and the sample jar under the condition that the concentration of the liquid before the dyeing of the sample jar is inconsistent with that of the standard liquid before the dyeing of the sample jar can be effectively and accurately measured.
3. According to the gram weight value delta G of each dye coloring of the standard dyed cloth in the sample cylinder calculated in the step 3 Sample jar Gram weight value delta G of each dye colored with the dyed cloth in the vat Heel jar The method can efficiently and accurately determine the dyeing gram weight value of each dye of sample vat dyeing cloth and the dyeing gram weight value of each dye of following vat dyeing cloth;
4. the method can efficiently and accurately determine the deep or shallow condition of the dye corresponding to the dyeing of the fabric in the vat relative to the dye corresponding to the standard dyeing of the fabric, and can quantitatively calculate the excessive or insufficient gram weight difference value;
drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.
FIG. 1 is a flow chart of a method for calculating the similarity of dyeing cloth between a sample cylinder and a follow cylinder
TABLE 1 sample vat after-dyeing standard solution, vat before-dyeing solution, vat after-dyeing solution each dye gram weight value G b Results Table 2 sample jar and following jar dye gram weight value ΔG Sample jar 、ΔG Heel jar Similarity ratio result table
TABLE 3 results of dye similarity between sample and heel cylinders obtained by conventional LAB method
Detailed Description
The invention is further described in connection with specific embodiments, but is not intended to limit the scope of the invention.
In order to know that the gram weight value of each dye in the sample cylinder and the following cylinder can be quantitatively measured; the sample cylinder and the cylinder dyeing similarity can be calculated by applying the gram weight value of each dye of each piece of dyed cloth, and the problem of real-time monitoring of scenes in the actual production process of the printing and dyeing industry is solved. The invention is described in detail in connection with fig. 1, tables 1-3, and the specific implementation steps are as follows:
example 1
Step 1: in order to know that the gram weight value of each dye in the sample cylinder and the following cylinder can be quantitatively measured; the sample cylinder and the cylinder dyeing similarity can be calculated by applying the gram weight value of each dye of each piece of dyed cloth, and the problem of real-time monitoring of scenes in the actual production process of the printing and dyeing industry is solved.
Spectral data of different concentrations are required to be acquired for black, brown and red jade dyes respectively, a square difference filtering method in feature selection is applied to find out that the optimal wavelength is 520, 455 and 520, then three dyes are mixed to prepare a standard liquid before sample vat dyeing through a formula (black: red jade=0.24 g:0.636g:0.0468g, water weight=0.24L), and the standard liquid after sample vat dyeing is obtained through a simulated printing and dyeing process flow. In addition, according to the formula of the standard liquid of the sample vat, three dyes of black, brown and red jade are mixed to prepare the liquid before vat dyeing (the water weight=0.24L), and the liquid after vat dyeing is obtained through simulating the printing and dyeing process flow. And (3) performing the next step of calculation by using the standard liquid before sample vat dyeing, the standard liquid after sample vat dyeing, the liquid before vat dyeing and the optimal spectral values corresponding to the black, brown and red jade dyes 520, 455 and 520 after vat dyeing.
In the example, the spectrum values corresponding to the optimal spectrum wavelengths 520, 455 and 520 of the standard liquid before sample vat dyeing and the standard liquid black, brown and red jade dyes after sample vat dyeing are respectively 520, 455 and 520 of the standard liquid black, brown and red jade dyes before sample vat dyeing and 85168, 92526, 85168 of the spectrum values after calibration; the optimal spectrum wavelength of the standard liquid black, brown and red jade dyes after sample vat dyeing is 520, 455 and 520, and the corresponding spectrum value is 1095377, 1113216, 1095377;
step 2: gram weight m of each dye of standard solution before sample vat dyeing acquired in step 1 ai Black: brown: red jade = 0.24g:0.636g:0.0468g, water weight V a =0.24l, with vat dye liquor water weight V b After-sample-vat dyeing standard solution, before-vat dyeing solution and after-vat dyeing solution, each dye optimal spectrum wavelength corresponds to a spectrum value X b Calculating the gram weight value of each dye of the standard liquid after sample vat dyeing, the liquid before vat dyeing and the liquid after vat dyeing, and specifically calculatingThe process is as follows formula (1):
g above b For the optimal spectral wavelength spectral value X n The gram weight of each formula is corresponding; x is X b The optimal spectrum wavelength of each formula corresponds to a spectrum value; m is m ai Gram weight of each formula of standard liquid before sample vat dyeing; v (V) a The water weight of the standard solution before sample vat dyeing is the water weight of the standard solution before sample vat dyeing; v (V) b The weight of the dye liquor in the following vat is the weight of the dye liquor in the following vat; x is X a And (3) the spectrum value corresponding to the optimal spectrum wavelength of each formula of the standard solution before sample vat dyeing.
Table X below b1 In order to correspond to the optimal spectral value of each dye in the dye-front liquor, X is the same as that of b2 In order to correspond to the optimal spectral wavelength of each dye in the dye-by-dye liquid, X is the same as a1 The optimal spectrum wavelength of each dye of the standard solution after sample vat dyeing corresponds to a spectrum value; v (V) b 、V a 、C a As indicated above; according to the optimal spectral wavelengths 520, 455 and 520 of the standard liquid black, brown and red jade dyes before sample vat dyeing, the corresponding calibrated spectral values are 85168, 92526, 85168; the optimal spectral values corresponding to the spectral wavelengths 520, 455 and 520 of the black, brown and red jade dyes after sample vat dyeing are 1095377, 1113216, 1095377, and the gram weight value G of each dye of the standard liquid after sample vat dyeing, the liquid before vat dyeing and the liquid after vat dyeing is calculated by applying the formula (1) b As shown in the following table:
TABLE 1 sample vat after-dyeing standard solution, vat before-dyeing solution, vat after-dyeing solution each dye gram weight value G b Results table
According to Table 1, the gram weight value G of each dye of the sample vat after-dyeing standard solution, the vat before-dyeing solution and the vat after-dyeing solution b Calculating the dyeing gram weight value of the dye of the dyed cloth by using the formula (3), and calculating each dye of the standard dyed cloth in the sample vat and each dye of the dyed cloth in the following vat by using the formula (4)Material similarity values and two dye gram weight differences, as shown in table 2 below:
TABLE 2 sample vat and following vat dyeing dye gram weight value ΔG Sample jar 、ΔG Heel jar Similarity ratio result table
The similarity value of each dye in the sample vat for standard dyed cloth and each dye in the following vat is obtained by using the traditional LAB method, as shown in the following table 3:
TABLE 3 results of dye similarity between sample and heel cylinders obtained by conventional LAB method
The sample vat and vat dyeing similarity calculation method provided by the invention is completely consistent with the color matching report of the sample vat and vat dyeing dye obtained by the traditional LAB method from tables 2 and 3, and the process result of the method for monitoring the printing and dyeing process is proved to completely accord with the actual value.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It is to be understood that the present disclosure is not limited to the precise arrangements and instrumentalities shown in the drawings, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the present disclosure should be limited by the attached claims.
Claims (4)
1. The invention relates to the technical field of dyeing in the dyeing industry, in particular to a method for calculating the gram weights and the similarity of sample vat and vat dyeing dyes, which is characterized by comprising the following steps:
step 1: in order to know that the gram weight value of each dye in the sample cylinder and the following cylinder can be quantitatively measured; the sample cylinder and the cylinder dyeing similarity can be calculated by applying the gram weight value of each dye of each piece of dyed cloth, and the problem of real-time monitoring of scenes in the actual production process of the printing and dyeing industry is solved.
Spectral data of different concentrations are acquired for each dye in the mixed dye, an optimal wavelength is found by applying a variance filtering method in feature selection, then a plurality of dyes are mixed and configured into a standard liquid before sample vat dyeing through a formula, and the standard liquid after sample vat dyeing is obtained through simulating a printing and dyeing process flow. In addition, according to the formula of the standard liquid of the sample vat, a plurality of dyes are mixed and prepared into the pre-vat-dyeing liquid, and the post-vat-dyeing liquid is obtained through simulating the printing and dyeing process flow. And (3) calculating the next step by using a standard liquid before sample vat dyeing, a standard liquid after sample vat dyeing, a liquid before vat dyeing and a spectrum value corresponding to the optimal spectrum wavelength of each dye in the liquid after vat dyeing.
According to the formula of the sample vat standard liquid, a plurality of dyes are mixed to prepare a vat pre-dyeing liquid, and the vat pre-dyeing liquid is also called a vat pre-dyeing standard liquid, if the sample vat standard liquid formula contains three dyes of black, brown and red jade, the vat is only required to contain the three dyes of black, brown and red jade, the three dyes of black, brown and red jade can be prepared into the vat pre-dyeing liquid according to any proportion, if the concentration of the three dyes of black, brown and red jade in the vat is equal to the concentration of the three dyes of black, brown and red jade in the sample vat, the vat pre-dyeing liquid is also called the vat pre-dyeing standard liquid, and if the concentration of the three dyes of black, brown and red jade in the vat is unequal to the concentration of the three dyes of black, brown and red jade in the sample vat, the vat is the vat pre-dyeing liquid.
Step 2: sample vat dyeing using step 1Gram weight m of each dye of the pre-standard solution ai Weight of water V a Heel vat dye liquor weight V b Standard liquid after sample vat dyeing, liquid before vat dyeing and spectrum value X corresponding to optimal spectrum wavelength of each dye of liquid after vat dyeing b And calculating the gram weight value of each dye of the standard liquid after sample vat dyeing, the liquid before vat dyeing and the liquid after vat dyeing.
Step 3: the gram weight value delta G of each dye of the standard dyed cloth in the sample vat is calculated by applying the standard liquid after sample vat dyeing, the liquid before vat dyeing and the gram weight value of each dye of the liquid after vat dyeing obtained in the step 2 Sample jar Gram weight value delta G of each dye colored with the dyed cloth in the vat Heel jar 。
Step 4: applying the gram weight value delta G of each dye coloring of the standard dyed cloth in the sample cylinder calculated in the step 3 Sample jar Gram weight value delta G of each dye colored with the dyed cloth in the vat Heel jar And calculating the similarity value of each dye of the standard dyed cloth in the sample vat and each dye of the dyed cloth in the following vat.
2. The method for calculating the gram weight and the similarity of the cloth dyeing dye of the sample vat and the follow vat according to claim 1, wherein the specific calculation process in the step 2 is as follows:
step 2: gram weight m of each dye of standard solution before sample vat dyeing acquired in step 1 ai Weight of water V a Heel vat dye liquor weight V b Standard liquid after sample vat dyeing, liquid before vat dyeing and spectrum value X corresponding to optimal spectrum wavelength of each dye of liquid after vat dyeing b Calculating the gram weight value of each dye of the standard liquid after sample vat dyeing, the liquid before vat dyeing and the liquid after vat dyeing, wherein the specific calculation process is as follows in the formula (1):
g above b For the optimal spectral wavelength spectral value X b The gram weight of each formula is corresponding; x is X b The optimal spectrum wavelength of each formula corresponds to a spectrum value; m is m ai Gram weight of each formula of standard liquid before sample vat dyeing; v (V) a The water weight of the standard solution before sample vat dyeing is the water weight of the standard solution before sample vat dyeing; v (V) b The weight of the dye liquor in the following vat is the weight of the dye liquor in the following vat; x is X a And (3) the spectrum value corresponding to the optimal spectrum wavelength of each formula of the standard solution before sample vat dyeing.
3. The method for calculating the gram weight and the similarity of the cloth dyeing dye of the sample vat and the follow vat according to claim 1, wherein the specific calculation process in the step 3 is as follows:
step 3: the gram weight value delta G of each dye of the standard dyed cloth in the sample vat is calculated by applying the standard liquid after sample vat dyeing, the liquid before vat dyeing and the gram weight value of each dye of the liquid after vat dyeing obtained in the step 2 Sample jar Gram weight value delta G of each dye colored with the dyed cloth in the vat Heel jar The specific calculation process is as follows:
under the condition that perfect coloring is achieved in the sample cylinder, the gram weight value formula of coloring of each dye of the standard dyed cloth in the sample cylinder is shown as the following formula (2):
x in the above formula (2) a 、m ai ΔG as described in the above formula (1) Sample jar G, coloring gram weight value of each dye for standard dyed cloth in sample cylinder a Gram weight of each dye of standard solution before sample vat dyeing, G a ＝m ai ，G Standard liquid after sample vat dyeing Gram weight of each dye of standard solution after sample vat dyeing, G Standard liquid after sample vat dyeing The calculation formula is shown as formula (1), X Standard liquid after sample vat dyeing And (3) a spectrum value corresponding to the optimal spectrum wavelength of each dye of the standard solution after sample vat dyeing.
The formula of the coloring gram weight value of each dye dyed in the following cylinder is shown as the following formula (3):
m in the above formula (3) ai 、V a 、X a 、V b ΔG as described in the above formula (1) Heel jar G, coloring gram weight value for each dye in the following vat Heel jar dyeing liquid To keep the gram weight of each dye in the vat of the dye precursor solution, G Heel vat post-dyeing liquid To gram weight of each dye in the liquid after vat dyeing, G Heel jar dyeing liquid 、G Heel vat post-dyeing liquid The calculation formula is shown as formula (1), X Heel jar dyeing liquid To the spectrum value corresponding to the optimal spectrum wavelength of each dye of the dye precursor solution, X Heel vat post-dyeing liquid The spectrum value corresponding to the optimal spectrum wavelength of each dye of the dye post-vat liquid is obtained.
4. The method for calculating the gram weight and the similarity of the cloth dyeing dye of the sample vat and the follow vat according to claim 1, wherein the specific calculation process in the step 4 is as follows:
step 4: applying the gram weight value delta G of each dye coloring of the standard dyed cloth in the sample cylinder calculated in the step 3 Sample jar Gram weight value delta G of each dye colored with the dyed cloth in the vat Heel jar Calculating the similarity value of each dye of the standard dyed cloth in the sample jar and each dye of the dyed cloth in the following jar, wherein the specific calculation process is as follows in the formula (4):
ΔG in the above formula (4) Heel jar For the gram weight value, delta G, of each dye coloring in the following cylinder in the step 3 Sample jar Gram weight value delta G of each dye coloring for standard dyed cloth in sample cylinder in step 3 Sample jar 。
The above formula (4):
1) If ratio=1, the gram weight of the dye corresponding to the standard dyeing of the sample cylinder is delta G Sample jar The gram weight of the dye dyed with the corresponding dye in the vat is delta G Heel jar The dye corresponding to the dyed cloth in the vat reaches a perfect ideal coloring state relative to the dye corresponding to the standard dyed cloth, and the two dyed cloths are delta G Sample jar -ΔG Heel jar ＝0g；
2) If ratio is>1, the gram weight of the dye corresponding to the standard dyeing cloth of the sample cylinder is delta G Sample jar The gram weight of the dye dyed with the corresponding dye in the vat is delta G Heel jar Cloth dyeing in heel jarThe corresponding dye is deeper than the corresponding dye of standard dyed cloth, and has more gram weight (delta G) Heel jar -ΔG Sample jar )；
3)ratio<1, the gram weight of the dye corresponding to the standard dyeing cloth of the sample cylinder is delta G Sample jar The gram weight of the dye dyed with the corresponding dye in the vat is delta G Heel jar The corresponding dye in the vat is shallower than the corresponding dye in the standard vat, and the gram weight is smaller (delta G) Sample jar -ΔG Heel jar )。
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2023
- 2023-03-03 CN CN202310238023.5A patent/CN116148127A/en active Pending
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