CN114181543A - Color-changing silk material with wound infection indication function and preparation method thereof - Google Patents
Color-changing silk material with wound infection indication function and preparation method thereof Download PDFInfo
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- CN114181543A CN114181543A CN202111461474.2A CN202111461474A CN114181543A CN 114181543 A CN114181543 A CN 114181543A CN 202111461474 A CN202111461474 A CN 202111461474A CN 114181543 A CN114181543 A CN 114181543A
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- 239000000463 material Substances 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 206010048038 Wound infection Diseases 0.000 title abstract description 7
- 244000225942 Viola tricolor Species 0.000 claims abstract description 42
- 235000004031 Viola x wittrockiana Nutrition 0.000 claims abstract description 42
- 239000000049 pigment Substances 0.000 claims abstract description 24
- 235000003891 ferrous sulphate Nutrition 0.000 claims abstract description 8
- 239000011790 ferrous sulphate Substances 0.000 claims abstract description 8
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 8
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims abstract description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 20
- 239000000243 solution Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 14
- 238000000605 extraction Methods 0.000 claims description 11
- 238000004043 dyeing Methods 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 238000010992 reflux Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 239000012634 fragment Substances 0.000 claims description 3
- 238000004821 distillation Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 208000027418 Wounds and injury Diseases 0.000 abstract description 13
- 206010052428 Wound Diseases 0.000 abstract description 12
- 230000008859 change Effects 0.000 abstract description 12
- 229930002877 anthocyanin Natural products 0.000 abstract description 8
- 235000010208 anthocyanin Nutrition 0.000 abstract description 8
- 239000004410 anthocyanin Substances 0.000 abstract description 8
- 150000004636 anthocyanins Chemical class 0.000 abstract description 8
- 239000000835 fiber Substances 0.000 abstract description 5
- 235000018102 proteins Nutrition 0.000 abstract description 5
- 102000004169 proteins and genes Human genes 0.000 abstract description 5
- 108090000623 proteins and genes Proteins 0.000 abstract description 5
- 208000015181 infectious disease Diseases 0.000 abstract description 4
- 206010061218 Inflammation Diseases 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 3
- 239000008280 blood Substances 0.000 abstract description 3
- 210000004369 blood Anatomy 0.000 abstract description 3
- 238000004040 coloring Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 3
- 231100000331 toxic Toxicity 0.000 abstract description 3
- 230000002588 toxic effect Effects 0.000 abstract description 3
- 150000001371 alpha-amino acids Chemical class 0.000 abstract description 2
- 235000008206 alpha-amino acids Nutrition 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000036039 immunity Effects 0.000 abstract description 2
- 230000004054 inflammatory process Effects 0.000 abstract description 2
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 230000035699 permeability Effects 0.000 abstract description 2
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 210000004927 skin cell Anatomy 0.000 abstract description 2
- 230000008961 swelling Effects 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000007605 air drying Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000007865 diluting Methods 0.000 description 3
- 238000010299 mechanically pulverizing process Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 208000004880 Polyuria Diseases 0.000 description 1
- 241000405217 Viola <butterfly> Species 0.000 description 1
- 241001106476 Violaceae Species 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000002696 acid base indicator Substances 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000035619 diuresis Effects 0.000 description 1
- 229930182470 glycoside Natural products 0.000 description 1
- 150000002338 glycosides Chemical class 0.000 description 1
- 230000036074 healthy skin Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B61/00—Dyes of natural origin prepared from natural sources, e.g. vegetable sources
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0096—Purification; Precipitation; Filtration
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/34—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using natural dyestuffs
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/02—Material containing basic nitrogen
- D06P3/04—Material containing basic nitrogen containing amide groups
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cosmetics (AREA)
Abstract
The invention discloses a color-changing silk material with a wound infection indication function and a preparation method thereof. Firstly, natural pigment is extracted from purple pansy flowers, and the excellent coloring performance of the pigment on protein fibers is utilized to dye silk materials under the action of ferrous sulfate, and the dyed silk materials can be used for indicating whether wounds are infected and the infection degree. The silk is natural protein fiber, is rich in eighteen alpha-amino acids necessary for human bodies, can promote the vitality of skin cells, and has the performances of ventilation and moisture permeability. The purple pansy natural pigment mainly contains anthocyanin, has the functions of clearing away heat and toxic materials, cooling blood and relieving swelling, resisting oxidation, inflammation and the like, and can enhance the immunity of a human body and delay senility. The purple pansy natural pigment dyed silk has the advantages of wide pH value indication range, high color change sensitivity, good reversibility, environmental protection, good safety and simple preparation process.
Description
Technical Field
The invention belongs to the technical field of medical materials, and particularly relates to a color-changing silk material with a wound infection indication function and a preparation method thereof.
Background
The acid-base indicating material has the advantages of an acid-base indicator, can be repeatedly used, does not pollute a detected sample, has the advantages of durability, large area, softness, wearability and the like, and has good application prospect in the fields of textiles and medical treatment.
Healthy skin and healed wounds have a pH value below 5, and above this value, the wound is in a weak acid to alkaline state, indicating that the wound is infected, and when the pH value reaches 6.5-8.5, indicating that the wound is seriously infected.
Viola tricolor is a plant of Viola of Violaceae, and has the main ingredient of anthocyanin, and has effects of clearing heat and detoxicating, cooling blood and detumescence, clearing heat and promoting diuresis. The anthocyanin natural pigment has no toxic or side effect, and also has the functions of antioxidation, anti-inflammation and the like.
Purple pansy dyed silk has good acid-base indicating function and respectively presents different colors such as purple, blue-green, yellow-green and the like within the range of pH value of 3-10. According to the color change characteristic, the color change material for indicating wound infection can be developed, namely, whether the wound is infected or the severity of infection is judged according to the color change of the silk material caused by the change of the pH value of the wound, so that the wound can be treated in time, the injury to the wound is reduced, and the color change material can be widely applied to the field of materials such as medical gauze, wound dressings and the like.
Disclosure of Invention
The invention aims to provide a color-changing silk material with a wound infection indication function and a preparation method thereof. Firstly, natural pigment is extracted from purple pansy flowers, and the excellent coloring performance of the pigment on protein fibers is utilized to dye silk materials under the action of ferrous sulfate, and the dyed silk materials can be used for indicating whether wounds are infected and the infection degree.
In order to solve the technical problems, the following technical scheme is adopted:
a method for extracting natural pigment of purple pansy flowers is characterized by comprising the following steps: adding the purple pansy pollen fragments into a hydrochloric acid aqueous solution, and performing reflux extraction to obtain an extracting solution; and concentrating the extracting solution to obtain a concentrated purple pansy extracting solution.
Preferably, the reflux extraction temperature is 60-100 ℃, and the reflux extraction time is 60-100 min.
Preferably, the concentration adopts filtration and reduced pressure distillation.
Preferably, the pH value in the hydrochloric acid aqueous solution is 3-5.
Preferably, the mass ratio of the purple pansy pollen fragments to the hydrochloric acid aqueous solution is 1: 10-30.
Preferably, the purple pansy extract is concentrated to (1/30) - (1/10) of the original mass of the extract.
A preparation process of a color-changing silk material is characterized by comprising the following steps: preparing purple pansy dye liquor, putting the silk fabric into the dye liquor for dyeing, washing and drying to obtain the color-changing silk material.
Preferably, the violet pansy flower dye solution comprises 2% of violet pansy pigment and 5-10% of ferrous sulfate, wherein the bath ratio is 1:20 in terms of omf.
Preferably, the dyeing temperature is 50-70 ℃, and the dyeing time is 40-60 min.
Due to the adoption of the technical scheme, the method has the following beneficial effects:
the invention relates to a color-changing silk material with a wound infection indication function and a preparation method thereof. Firstly, natural pigment is extracted from purple pansy flowers, and the excellent coloring performance of the pigment on protein fibers is utilized to dye silk materials under the action of ferrous sulfate, and the dyed silk materials can be used for indicating whether wounds are infected and the infection degree. In addition, the following specific beneficial effects are also included:
1. the silk is natural protein fiber, is rich in eighteen alpha-amino acids necessary for human bodies, can promote the vitality of skin cells, and has the performances of ventilation and moisture permeability.
2. The purple pansy natural pigment mainly contains anthocyanin, has the functions of clearing away heat and toxic materials, cooling blood and relieving swelling, resisting oxidation, inflammation and the like, and can enhance the immunity of a human body and delay senility.
3. The purple pansy natural pigment dyed silk has the advantages of wide pH value indication range, high color change sensitivity, good reversibility, environmental protection, good safety and simple preparation process.
4. The hydrochloric acid solution extraction method has the advantages of high extraction efficiency, simple process and low cost compared with aqueous solution extraction and ethanol solution extraction.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a UV-visible absorption spectrum of Viola tricolor flower extract used in the present invention.
FIG. 2 shows the change of the hue value of the color-changing silk material prepared by the present invention at different pH values;
FIG. 3 is a standard color shade diagram;
fig. 4 is a representation result diagram of the color change effect and the response time of the purple dichromatic flower acid-base indicated color-change silk material in solutions with different pH values.
The color-changing material has wide color-changing range, and the color phase value is reduced from 300 to 190 along with the increase of the pH value from 3 to 10.
As shown in FIG. 1, the purple pansy flower extract has absorption peaks at 540nm and 260nm, and the structure thereof can be judged to belong to anthocyanin; no shoulder peak at 440nm, which shows that the hydroxyl at the 5-position of the anthocyanin molecule is not substituted; an absorption peak exists at the position of 300-335 nm, and the absorption peak is shown as acylated anthocyanin; the A440/A530 ratio was 0.30, indicating that no glycoside was formed at the 5-position of the anthocyanin.
Fig. 2 and fig. 3 show that the color-changing material has wide color-changing range, and the color phase value is reduced from 300 to 190 as the pH value is increased from 3 to 10.
In fig. 3, the hue value H is 0 degree (360 degrees) in red R; yellow Y is 60 degrees; green G is 120 degrees; cyan C is 180 degrees; blue B is 240 degrees; magenta M is 300 degrees.
Detailed Description
The present invention will be described in detail with reference to specific examples.
First, extraction example of purple pansy natural pigment
Example 1:
cleaning purple pansy flower, air drying, mechanically pulverizing, adding 1 kg of purple pansy flower pollen into 30 kg of hydrochloric acid solution with pH value of 3, extracting at 60 deg.C for 100min, filtering, distilling under reduced pressure, concentrating, and diluting to 1 kg.
Example 2:
cleaning purple pansy flower, air drying, mechanically pulverizing, adding 1 kg of purple pansy flower pollen into 10 kg of hydrochloric acid solution with pH value of 5, extracting at 100 deg.C for 60min, filtering, distilling under reduced pressure, concentrating, and diluting to 1 kg.
Example 3:
cleaning purple pansy flower, air drying, mechanically pulverizing, adding 1 kg of purple pansy flower pollen into 20 kg of hydrochloric acid solution with pH value of 4, extracting at 80 deg.C for 80min, filtering, distilling under reduced pressure, concentrating, and diluting to 1 kg.
Preparation process of color-changing silk material
Example 4:
dyeing the silk material in purple pansy pigment 2% (omf), ferrous sulfate 5% (omf) at a bath ratio of 1:20 at 70 ℃ for 40min, washing with water and drying to obtain the color-changing silk material.
Example 5:
dyeing the silk material in purple pansy pigment 2% (omf), ferrous sulfate 8% (omf) at a bath ratio of 1:20 at 60 ℃ for 50min, washing with water and drying to obtain the color-changing silk material.
Example 6:
dyeing the silk material in purple pansy pigment 2% (omf), ferrous sulfate 10% (omf) at a bath ratio of 1:20 at 50 ℃ for 60min, washing with water and drying to obtain the color-changing silk material.
Third, characterize
The color-changing silk material prepared in the above example is taken, the color-changing effect and the response time of the material in solutions with different pH values are represented, and the result is shown in FIG. 4:
as can be seen from FIG. 4, the color-changing silk material has significant color-changing effect and reversibility within the pH range of 3-10.
Wherein, the color change response time and the color phase value H test are as follows:
recording the color change of the color-changing silk material in buffer solutions with different pH values and the time required for the color change to be stable, drying the silk, and testing the hue value H on an SF600-PLUS Data color computer color measuring and matching instrument, as shown in fig. 2 and fig. 4.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered in the protection scope of the present invention.
Claims (9)
1. A method for extracting natural pigment of purple pansy flowers is characterized by comprising the following steps:
adding the purple pansy pollen fragments into a hydrochloric acid aqueous solution, and performing reflux extraction to obtain an extracting solution; and concentrating the extracting solution to obtain a concentrated purple pansy extracting solution.
2. The method for extracting natural pigment from Viola tricolor flower according to claim 1, wherein the method comprises the following steps: the reflux extraction temperature is 60-100 ℃, and the reflux extraction time is 60-100 min.
3. The method for extracting natural pigment from Viola tricolor flower according to claim 1, wherein the method comprises the following steps: the concentration adopts filtration and reduced pressure distillation.
4. The method for extracting natural pigment from Viola tricolor flower according to claim 1, wherein the method comprises the following steps: the pH value of the hydrochloric acid aqueous solution is 3-5.
5. The method for extracting natural pigment from Viola tricolor flower according to claim 1, wherein the method comprises the following steps: the mass ratio of the purple pansy crushed material to the hydrochloric acid aqueous solution is 1: 10-30.
6. The method for extracting natural pigment from Viola tricolor flower according to claim 1, wherein the method comprises the following steps: the purple pansy extracting solution is concentrated to (1/30) - (1/10) of the initial mass of the extracting solution.
7. A preparation process of a color-changing silk material is characterized by comprising the following steps: preparing purple pansy dye liquor, putting the silk fabric into the dye liquor for dyeing, washing and drying to obtain the color-changing silk material.
8. The preparation process of the color-changing silk material according to claim 7, characterized in that: the purple pansy flower dye solution comprises 2% of purple pansy pigment and 5-10% of ferrous sulfate, wherein the bath ratio is 1:20 in terms of omf.
9. The preparation process of the color-changing silk material according to claim 7, characterized in that: the dyeing temperature is 50-70 ℃, and the dyeing time is 40-60 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111461474.2A CN114181543A (en) | 2021-12-03 | 2021-12-03 | Color-changing silk material with wound infection indication function and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111461474.2A CN114181543A (en) | 2021-12-03 | 2021-12-03 | Color-changing silk material with wound infection indication function and preparation method thereof |
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| Publication Number | Publication Date |
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| CN114181543A true CN114181543A (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111461474.2A Pending CN114181543A (en) | 2021-12-03 | 2021-12-03 | Color-changing silk material with wound infection indication function and preparation method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4445624A1 (en) * | 1994-12-21 | 1996-06-27 | Christian Stadler | Indicator paper |
| CN104262994A (en) * | 2014-09-11 | 2015-01-07 | 苏州印丝特纺织数码科技有限公司 | Natural pH indication dye |
| CN106521987A (en) * | 2016-08-31 | 2017-03-22 | 浙江科艺纺织有限公司 | PH-sensitive color changing fabric |
| PL229203B1 (en) * | 2015-04-02 | 2018-06-29 | Inst Wlokien Naturalnych I Roslin Zielarskich | Clothing acting as a dressing supplement in the therapy of dermatological diseases |
| CN108411647A (en) * | 2018-04-23 | 2018-08-17 | 苏州西格司玛新材料科技有限公司 | Health textile and its preparation method and application with intelligent response function |
| CN111662702A (en) * | 2020-06-17 | 2020-09-15 | 厦门安踏体育用品有限公司 | Inductive color-changing material and application thereof in garment fabric |
-
2021
- 2021-12-03 CN CN202111461474.2A patent/CN114181543A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4445624A1 (en) * | 1994-12-21 | 1996-06-27 | Christian Stadler | Indicator paper |
| CN104262994A (en) * | 2014-09-11 | 2015-01-07 | 苏州印丝特纺织数码科技有限公司 | Natural pH indication dye |
| PL229203B1 (en) * | 2015-04-02 | 2018-06-29 | Inst Wlokien Naturalnych I Roslin Zielarskich | Clothing acting as a dressing supplement in the therapy of dermatological diseases |
| CN106521987A (en) * | 2016-08-31 | 2017-03-22 | 浙江科艺纺织有限公司 | PH-sensitive color changing fabric |
| CN108411647A (en) * | 2018-04-23 | 2018-08-17 | 苏州西格司玛新材料科技有限公司 | Health textile and its preparation method and application with intelligent response function |
| CN111662702A (en) * | 2020-06-17 | 2020-09-15 | 厦门安踏体育用品有限公司 | Inductive color-changing material and application thereof in garment fabric |
Non-Patent Citations (2)
| Title |
|---|
| KOSAKU TAKEDA等: "《Crystallization and Some Properties of the Genuine Anthocyanin Inherent to the Deep Violet Color of Pansy》", 《PART XLVII: SCI. REPORT OF TOKYO KYOIKU UNIV》, vol. 41, no. 6, pages 449 - 454 * |
| 应建维: "《一种具有酸碱指示功能的蚕丝织物的制备与性能表征》", 《蚕业科学》, vol. 40, no. 1, pages 81 - 84 * |
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Application publication date: 20220315 |