CN104532573A - Preparation method of silk fibroin solution modified coating gum - Google Patents
Preparation method of silk fibroin solution modified coating gum Download PDFInfo
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- CN104532573A CN104532573A CN201410787989.5A CN201410787989A CN104532573A CN 104532573 A CN104532573 A CN 104532573A CN 201410787989 A CN201410787989 A CN 201410787989A CN 104532573 A CN104532573 A CN 104532573A
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- silk fibroin
- fibroin solution
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Abstract
The invention discloses a preparation method of a silk fibroin solution modified coating gum. The preparation method comprises the following steps: with silk fibers as material, dissolving silk fibroins by adopting a ternary system consisting of calcium chloride, ethanol and water at the molar mass ratio to be 1:2:8 to obtain a silk fibroin solution with the solid content to be 36.2g.L<-1>; and selecting 10g of waterborne coating gum, adding silk fibroins accounting for 0-6 percent of the mass percentage of the waterborne coating gum, adding a polyurethane thickener, dispersing by stirring, forming a coating on a polyester fabric subjected to water repellent finishing, and detecting the moisture permeability and the waterproofness of the coating fabric. The preparation method is simple and feasible. The prepared silk fibroin solution modified coating gum is capable of remarkably improving the moisture permeability of the coating fabric while keeping the waterproofness of the coating fabric.
Description
Technical field
The present invention relates to weaving chemical field, especially silk fibroin solution modified coating glue.
Background technology
Fabric coating, as the term suggests, be coated with the other class material of one deck at fabric face exactly.This also illustrates, fabric coating has two processing object-Ji Bu, coating materials, and technology-coating technology that both combines.The coating technology of broad sense, also comprises lamination, namely on base cloth, applies layer of adhesive, is covered with thin film or other materials, and heating pressurization, forms a composite fabric; Or namely film itself is jointing material, and Ji Bu and other materials are bonded together.It is process coating material painting being scraped fabric face from narrow sense.The coating method of fabric coating then will be selected according to the characteristic of product requirement, used coating agent.Generally be divided into direct rubbing method and indirect rubbing method two class.Direct rubbing method is that coating agent physical mechanical method Direct Uniform is applied to fabric face; Indirect rubbing method, also known as transfer coated, is first coating agent doctor blade method coated in special antiseized transfer paper (also known as release liners).Again with fabric pressing, make coating substance and adhering fabric, then transfer paper is separated with fabric.
Fabric coating can improve feel, the style of fabric, increase the function that fabric is new, but when coated fabric is worn, often poisture-penetrability is poor, causes human body to wear uncomfortable, greatly reduces the wearability of coated fabric.This just requires the character improving fabric coating, while its water proofing property of reservation, improves its poisture-penetrability.
Summary of the invention
Some problems that the present invention exists in actual production to solve existing fabric coating, provide the preparation method of silk fibroin solution modified coating glue.This silk fibroin solution modified coating glue, preparation is simple, while reservation coated fabric water proofing property, significantly improves coated fabric poisture-penetrability.
The technical scheme that the present invention solves the problems of the technologies described above is as follows:
The preparation method of silk fibroin solution modified coating glue, operating procedure is as follows:
1. the preparation of silk fibroin solution:
Silk fiber is placed in the sodium carbonate liquor that mass concentration is 0.5%, adds the distilled water that volume is sodium carbonate liquor 100 times, boiling water bath 30min, after above operation cycle twice, clean silk fiber with distilled water, obtain pure silk element, shred after drying under 50 DEG C of conditions.Configuration molal weight is than the calcium chloride for 1:2:8: ethanol: water ternary system, 75 DEG C of heating water baths stir, then the pure silk element shredded is added wherein in batches, until dissolve completely, obtain the thick solution of fibroin of brown color, adopt deionized water dialysis, filtering and concentrating, obtained silk fibroin solution, puts into refrigerator stand-by.
2. the preparation of silk fibroin solution modified coating glue:
Select aqueous coating glue 10g, the silk fibroin solution getting step 1 obtained joins in aqueous coating glue, and silk fibroin solution consumption is 0 ~ 6% of aqueous coating glue quality, adds polyurethane thickener, dispersed with stirring, obtained silk fibroin solution modified coating glue.
3. the water repellent finish of dacron:
By interpolation 10g.L
-1complete without fluoro water proofing agent, get step 2 silk fibroin solution modified coating glue coating on the dacron after water repellent finish, control coating amount is 9.6g.cm
-2, at 150 DEG C, bake 2min.Detect coated fabric water proofing property and poisture-penetrability: obtain modified coating fabric hydrostatic pressing 289 ~ 336mm, vapor transfer rate 5329 ~ 6530g. (m
2.d)
-1; Compared with unmodified coated fabric while retaining coated fabric water proofing property, significantly improve the poisture-penetrability of coated fabric.
In above-mentioned steps 2, silk fibroin solution consumption is 3% of aqueous coating glue quality, modified coating fabric hydrostatic pressing 336mm, vapor transfer rate 5329g. (m
2.d)
-1.
Compared with prior art beneficial effect of the present invention:
The present invention uses silk fibroin solution modified coating glue while reservation coated fabric water proofing property, significantly improves coated fabric poisture-penetrability.
Detailed description of the invention
Below in conjunction with embodiment, the inventive method is described in further detail.
Embodiment 1
The preparation method of silk fibroin solution modified coating glue:
1. the preparation of silk fibroin solution: silk fiber is placed in the sodium carbonate liquor that mass concentration is 0.5%, add the distilled water that volume is sodium carbonate liquor 100 times, boiling water bath 30min, after above operation cycle twice, silk fiber is cleaned with distilled water, obtain pure silk element, shred after drying under 50 DEG C of conditions.Configuration molal weight is than the calcium chloride for 1:2:8: ethanol: water ternary system, 75 DEG C of heating water baths stir, then the pure silk element shredded is added wherein in batches, until dissolve completely, obtain the thick solution of fibroin of brown color, adopt deionized water dialysis, filtering and concentrating, obtained silk fibroin solution, puts into refrigerator stand-by.
2. the preparation of silk fibroin solution modified coating glue:
Select aqueous coating glue 10g, the silk fibroin solution getting step 1 obtained joins in aqueous coating glue, and silk fibroin solution consumption is 0% of aqueous coating glue quality, does not namely add silk fibroin solution in aqueous coating glue, adds polyurethane thickener, dispersed with stirring, obtained coating adhesive.
3. the water repellent finish of dacron is by interpolation 10g.L
-1complete without fluoro water proofing agent, get step 2 coating adhesive coating on the dacron after water repellent finish, control coating amount is 9.6g.cm
-2, bake 2min at 150 DEG C, detect coated fabric water proofing property and poisture-penetrability.
Silk fibroin solution consumption is 0% of aqueous coating glue mass fraction, namely obtains unmodified coated fabric, hydrostatic pressing 800mm, coated fabric vapor transfer rate 991g. (m
2.d)
-1.
Embodiment 2
The preparation method of silk fibroin solution modified coating glue:
1. identical with example 1 step 1.
2. the preparation of silk fibroin solution modified coating glue: select aqueous coating glue 10g, the silk fibroin solution getting step 1 obtained joins in aqueous coating glue, and silk fibroin solution consumption is 3% of aqueous coating glue quality, adds polyurethane thickener, dispersed with stirring, obtained silk fibroin solution modified coating glue.
3. the water repellent finish of dacron is by interpolation 10g.L
-1complete without fluoro water proofing agent, get step 2 and obtain silk fibroin solution modified coating glue coating on the dacron after water repellent finish, control coating amount is 9.6g.cm
-2, bake 2min at 150 DEG C, detect coated fabric water proofing property and poisture-penetrability.
Modified coating fabric hydrostatic pressing 336mm, modified coating fabric moisture transmission amount 5329g. (m
2.d)
-1.Compared with unmodified coated fabric while retaining coated fabric water proofing property, significantly improve the poisture-penetrability of coated fabric.
Embodiment 3
The preparation method of silk fibroin solution modified coating glue:
1. identical with example 1 step 1.
2. the preparation of silk fibroin solution modified coating glue: select aqueous coating glue 10g, the silk fibroin solution getting step 1 obtained joins in aqueous coating glue, and silk fibroin solution consumption is 6% of aqueous coating glue quality, adds polyurethane thickener, dispersed with stirring, obtained silk fibroin solution modified coating glue.
3. identical with example 2 step 3.
Modified coating fabric hydrostatic pressing 289mm, modified coating fabric moisture transmission amount 6530g. (m
2.d)
-1.Compared with unmodified coated fabric while retaining coated fabric water proofing property, significantly improve the poisture-penetrability of coated fabric.
It should be noted that, what more than enumerate is only several specific embodiments of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be had.All distortion that those of ordinary skill in the art can directly derive from content disclosed by the invention or associate, all should think protection scope of the present invention.
Claims (2)
1. the preparation method of silk fibroin solution modified coating glue, is characterized in that, operating procedure is as follows:
(1) preparation of silk fibroin solution:
Silk fiber is placed in the sodium carbonate liquor that mass concentration is 0.5%, add the distilled water that volume is sodium carbonate liquor 100 times, boiling water bath 30min, after above operation cycle twice, silk fiber is cleaned with distilled water, obtain pure silk element, shred after drying under 50 DEG C of conditions, configuration molal weight is than the calcium chloride for 1:2:8: ethanol: water ternary system, 75 DEG C of heating water baths stir, then the pure silk element shredded is added wherein in batches, until dissolve completely, obtain the thick solution of fibroin of brown color, employing deionized water is dialysed, filtering and concentrating, obtained silk fibroin solution, put into refrigerator stand-by,
(2) preparation of silk fibroin solution modified coating glue:
Select aqueous coating glue 10g, the silk fibroin solution getting step (1) obtained joins in aqueous coating glue, and silk fibroin solution consumption is 0 ~ 6% of aqueous coating glue quality, adds polyurethane thickener, dispersed with stirring, obtained silk fibroin solution modified coating glue;
(3) water repellent finish of dacron:
By interpolation 10g.L
-1complete without fluoro water proofing agent, get step (2) silk fibroin solution modified coating glue coating on the dacron after water repellent finish, control coating amount is 9.6g.cm
-2, bake 2min at 150 DEG C, detect coated fabric water proofing property and poisture-penetrability: obtain modified coating fabric hydrostatic pressing 289 ~ 336mm, vapor transfer rate 5329 ~ 6530g. (m
2.d)
-1; Compared with unmodified coated fabric while retaining coated fabric water proofing property, significantly improve the poisture-penetrability of coated fabric.
2. the preparation method of silk fibroin solution modified coating glue according to claim 1, it is characterized in that, in described step (2), silk fibroin solution consumption is 3% of aqueous coating glue quality, modified coating fabric hydrostatic pressing 336mm, vapor transfer rate 5329g. (m
2.d)
-1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410787989.5A CN104532573A (en) | 2014-12-17 | 2014-12-17 | Preparation method of silk fibroin solution modified coating gum |
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| CN201410787989.5A CN104532573A (en) | 2014-12-17 | 2014-12-17 | Preparation method of silk fibroin solution modified coating gum |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906661A (en) * | 2016-12-08 | 2017-06-30 | 苏州市职业大学 | The anti-hair finishing agent of one kind embroidery and its application method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061139A (en) * | 2012-12-28 | 2013-04-24 | 浙江理工大学 | Ternary complex waterproof moisture-permeable coating agent and use thereof |
-
2014
- 2014-12-17 CN CN201410787989.5A patent/CN104532573A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103061139A (en) * | 2012-12-28 | 2013-04-24 | 浙江理工大学 | Ternary complex waterproof moisture-permeable coating agent and use thereof |
Non-Patent Citations (2)
| Title |
|---|
| 吕红等: "基于三元溶液为溶剂的再生丝素纤维的制备及结构性能的研究", 《现代丝绸科学与技术》 * |
| 周金丽等: "丝素/聚氨酯防水透湿涂层剂的制备及其应用", 《丝绸》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906661A (en) * | 2016-12-08 | 2017-06-30 | 苏州市职业大学 | The anti-hair finishing agent of one kind embroidery and its application method |
| CN106906661B (en) * | 2016-12-08 | 2018-12-14 | 苏州市职业大学 | A kind of anti-hair finishing agent and its application method of embroidering |
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Application publication date: 20150422 |