CN111948096A - Method for detecting components of coated fabric - Google Patents
Method for detecting components of coated fabric Download PDFInfo
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- CN111948096A CN111948096A CN202010822678.3A CN202010822678A CN111948096A CN 111948096 A CN111948096 A CN 111948096A CN 202010822678 A CN202010822678 A CN 202010822678A CN 111948096 A CN111948096 A CN 111948096A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/36—Analysing materials by measuring the density or specific gravity, e.g. determining quantity of moisture
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Abstract
The invention relates to the technical field of textile, and discloses a method for detecting components of coated fabric, which comprises the following steps: 1, pretreatment: putting the cloth to be analyzed into a washing machine for washing, cutting the washed cloth into cloth blocks with fixed sizes, and putting the cloth blocks into a constant temperature and humidity box for pretreatment; 2 density gradient liquid preparation, 3 component analysis: and (3) preparing the cloth into small balls, putting the small balls into the density gradient liquid, and measuring the density of the cloth according to the suspended positions of the small balls after the small balls are balanced so as to judge the components of the cloth. The method is suitable for detecting the components of the coated fabric, the adopted detection method can obtain the component composition of the fabric only through a simple physical mode, and the method is suitable for small laboratories, or in laboratories of certain fabric using enterprises, the component composition can be moved through a simple method, so that a user can better know the performance of the fabric, and the fabric is used according to the characteristics of the fabric.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to a method for detecting components of coated fabric.
Background
The coated fabric is a textile and the coating adhesive material forms a single or multiple layer coating in situ on one side or both the front and back sides of the fabric. Consisting of two or more layers of material, at least one of which is a textile and the other of which is a fully continuous polymer coating.
When the coated fabric is used, simple component analysis needs to be carried out on the textile fabric of the bottom layer, so that the coated fabric can be better used.
Chinese patent (publication No. CN103091415A) discloses a method for identifying blending components of polyester-containing two-component blended fabric and determining the content of each blending component: cutting a two-component blended fabric sample containing terylene into pieces, using quartz sand as a solid mass dispersant, determining a pyrolysis spectrogram of the two-component blended fabric sample containing terylene by adopting a pyrolysis gas chromatography-mass spectrometry combined method, performing qualitative determination on the blended fabric sample according to respective characteristic pyrolysis peaks of different fibers, using a characteristic pyrolysis peak only appearing in terylene as a quantitative peak, determining a peak area of the quantitative peak in the two-component blended fabric sample containing terylene by adopting a gas chromatography method, using the mass of the terylene as a horizontal coordinate, using the peak area of the corresponding characteristic pyrolysis peak of the terylene as a vertical coordinate to prepare a standard curve, calculating the percentage content of the terylene in the sample according to the standard curve and a formula (1), and further obtaining the percentage content of the other component; the invention has simple and convenient operation and environmental protection, can effectively save the experimental time and simplify the experimental steps, but the method of the device is too complex and is not suitable for simple fabric analysis.
Disclosure of Invention
The invention provides a method for detecting components of coated fabrics, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a method for detecting the composition of a coated fabric, the method comprising the steps of:
1) pretreatment:
1-1) putting the cloth to be analyzed into a washing machine for washing;
1-2) cutting the cleaned cloth into cloth blocks with fixed sizes;
1-3) putting the cloth blocks into a constant temperature and humidity box for pretreatment;
2) preparing a density gradient liquid:
2-1) preparing density gradient liquid;
2-2) calibrating density gradient liquid;
3) and (3) component analysis: and (3) preparing the cloth into small balls, putting the small balls into the density gradient liquid, and measuring the density of the cloth according to the suspended positions of the small balls after the small balls are balanced so as to judge the components of the cloth.
As a preferable technical scheme of the invention, in the step 1-1), the washing machine is a conventional industrial washing machine, the washing water temperature is 30 ℃, and the washing time is 10 min.
As a preferable technical scheme of the invention, in the step 1-2), the size of the cloth block is 20mm multiplied by 20 mm.
As a preferable technical scheme of the invention, in the step 1-3), the temperature of the constant temperature and humidity box is 25 ℃.
As a preferable technical scheme of the invention, in the step 1-3), the humidity of the constant temperature and humidity box is 50%.
As a preferred technical scheme of the invention, in the step 2-1), the density gradient liquid is a xylene carbon tetrachloride system.
As a preferable technical scheme of the invention, in the step 2-2), the method for calibrating the density gradient liquid is a precise bead method.
The invention has the following advantages:
the method is suitable for detecting the components of the coated fabric, the adopted detection method can obtain the component composition of the fabric only through a simple physical mode, and the method is suitable for small laboratories, or in laboratories of certain fabric using enterprises, the component composition can be moved through a simple method, so that a user can better know the performance of the fabric, and the fabric is used according to the characteristics of the fabric.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a method for detecting the composition of a coated fabric.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a method for detecting the composition of a coated fabric, the method comprising the steps of:
1) pretreatment:
1-1) putting the cloth to be analyzed into a washing machine for washing, wherein the washing machine adopts a conventional industrial washing machine, the washing water temperature is 30 ℃, and the washing time is 10 min;
1-2) cutting the cleaned cloth into cloth blocks with fixed sizes, wherein the size of the cloth blocks is 20mm multiplied by 20 mm;
1-3) putting the cloth blocks into a constant temperature and humidity box for pretreatment, wherein the temperature of the constant temperature and humidity box is 25 ℃, and the humidity of the constant temperature and humidity box is 50%;
2) preparing a density gradient liquid:
2-1) preparing density gradient liquid, wherein the density gradient liquid adopts a xylene carbon tetrachloride system, a combustion method can be adopted to carry out preliminary judgment on cloth before the density gradient liquid is prepared, the combustion characteristics are different according to different chemical compositions of fibers, so that the large types of the fibers are roughly classified, and the combustion characteristics of several common fibers are judged and contrasted as follows:
cotton, hemp, viscose and cuprammonium fibers are close to the flame, do not shrink and are not melted; the contact flame burns rapidly; and then leave the flame to continue combustion.
The silk and wool fibers are curled and melted close to the flame; contact flame curling, melting and burning; slow burning away from the flame sometimes self-extinguishes.
The polyester fiber is close to the flame and is fused; melting by contact flame, smoking and slow combustion; the flame is left to continue burning and sometimes self-extinguishes.
Through the preliminary judgement to the cloth, can have corresponding density gradient liquid of carrying on more and dispose, also compare subsequent detection effect simultaneously, discharge manual operation error's problem.
2-2) calibrating the density gradient liquid, wherein the method for calibrating the density gradient liquid is a precise bead method;
3) and (3) component analysis:
and (3) making the cloth into small balls, then putting the small balls into the density gradient liquid, measuring the density of the cloth according to the suspended positions of the small balls after the small balls are balanced so as to judge the components of the cloth, and performing deoiling, drying and defoaming pretreatment on the cloth to be measured before the cloth is made into the small balls.
The method is suitable for detecting the components of the coated fabric, the adopted detection method can obtain the component composition of the fabric only through a simple physical mode, and the method is suitable for small laboratories, or in laboratories of certain fabric using enterprises, the component composition can be moved through a simple method, so that a user can better know the performance of the fabric, and the fabric is used according to the characteristics of the fabric.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. A method for detecting the composition of a coated fabric, comprising the steps of:
1) pretreatment:
1-1) putting the cloth to be analyzed into a washing machine for washing;
1-2) cutting the cleaned cloth into cloth blocks with fixed sizes;
1-3) putting the cloth blocks into a constant temperature and humidity box for pretreatment;
2) preparing a density gradient liquid:
2-1) preparing density gradient liquid;
2-2) calibrating density gradient liquid;
3) and (3) component analysis: and (3) preparing the cloth into small balls, putting the small balls into the density gradient liquid, and measuring the density of the cloth according to the suspended positions of the small balls after the small balls are balanced so as to judge the components of the cloth.
2. The method for detecting the components of the coated fabric according to claim 1, wherein in the step 1-1), the washing machine is a conventional industrial washing machine, the water temperature for washing is 30 ℃, and the washing time is 10 min.
3. A method as claimed in claim 1, wherein in step 1-2), the fabric pieces have a size of 20mm x 20 mm.
4. A method as claimed in claim 1, wherein in step 1-3), the temperature of the constant temperature and humidity chamber is 25 ℃.
5. A coated fabric composition detection method as claimed in claim 4, wherein in step 1-3), the humidity of the constant temperature and humidity chamber is 50%.
6. The method for detecting the composition of a coated fabric according to claim 1, wherein in the step 2-1), the density gradient liquid is xylene carbon tetrachloride system.
7. The method for detecting the components of the coated fabric as claimed in claim 6, wherein in the step 2-2), the method for calibrating the density gradient liquid is a precision bead method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010822678.3A CN111948096A (en) | 2020-08-14 | 2020-08-14 | Method for detecting components of coated fabric |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010822678.3A CN111948096A (en) | 2020-08-14 | 2020-08-14 | Method for detecting components of coated fabric |
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| CN111948096A true CN111948096A (en) | 2020-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112348961A (en) * | 2020-11-30 | 2021-02-09 | 江南大学 | Construction method and application of color fiber three-dimensional color mixing space grid model and grid point array color matrix |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091415A (en) * | 2012-12-30 | 2013-05-08 | 浙江工业大学 | Method for determining blending components and content in bi-component blending fabric containing dacron |
| CN110346208A (en) * | 2019-05-31 | 2019-10-18 | 苏州市新特纺织有限公司 | A kind of high density textile physical property detection method |
-
2020
- 2020-08-14 CN CN202010822678.3A patent/CN111948096A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091415A (en) * | 2012-12-30 | 2013-05-08 | 浙江工业大学 | Method for determining blending components and content in bi-component blending fabric containing dacron |
| CN110346208A (en) * | 2019-05-31 | 2019-10-18 | 苏州市新特纺织有限公司 | A kind of high density textile physical property detection method |
Non-Patent Citations (1)
| Title |
|---|
| 赵归圆: "涂层纺织品的纤维成分定量检测", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112348961A (en) * | 2020-11-30 | 2021-02-09 | 江南大学 | Construction method and application of color fiber three-dimensional color mixing space grid model and grid point array color matrix |
| CN112348961B (en) * | 2020-11-30 | 2021-08-10 | 江南大学 | Construction and application of color fiber three-dimensional color mixing space grid model and grid point array chromatogram |
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