CN110735198A - modified PET polyester fiber, preparation method thereof and polyester fabric - Google Patents
modified PET polyester fiber, preparation method thereof and polyester fabric Download PDFInfo
- Publication number
- CN110735198A CN110735198A CN201911195840.7A CN201911195840A CN110735198A CN 110735198 A CN110735198 A CN 110735198A CN 201911195840 A CN201911195840 A CN 201911195840A CN 110735198 A CN110735198 A CN 110735198A
- Authority
- CN
- China
- Prior art keywords
- pet polyester
- fiber
- modified pet
- far infrared
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
Abstract
The invention relates to the technical field of polyester fibers, in particular to modified PET polyester fibers, a preparation method and polyester fibers, wherein the modified PET polyester fibers consist of 100 parts of fiber-grade PET polyester and 0.5-5 parts of silica aerogel loaded with far infrared emission functional nanoparticles according to parts by weight, the silica aerogel loaded with nano far infrared powder is prepared according to the following method, the nano far infrared powder is ultrasonically dispersed in an organic solvent, a silicon source and water are added and uniformly mixed, wet gel is prepared through acidic hydrolysis and alkaline condensation, and the wet gel is prepared through aging, absolute ethyl alcohol replacement, surface modifier modification and drying.
Description
Technical Field
The invention relates to the technical field of aerogel, in particular to modified PET polyester fibers, a preparation method thereof and polyester fibers.
Background
The silica aerogel has very great potential application value in the field of heat insulation materials due to low density and low thermal conductivity. The silica aerogel is applied to the field of heat-insulating fabrics, has the heat-insulating effect, and can lighten the weight of the fabrics due to the low density of the silica aerogel, so that the fabrics are lighter.
Journal literature preparation and performance research of SiO2 aerogel thermal insulation coating fabric (surface technology, 2014,43(3), 95-100) reports that SiO2 aerogel is used for preparing a coating agent and then coated on the surface of cotton cloth, and has an obvious thermal insulation effect. However, the fabric obtained by the method is not durable, and the SiO2 aerogel thermal insulation coating is easy to fall off gradually along with wearing and washing.
The invention patent of application publication No. CN103397516A discloses silica aerogel composite fabrics, which are prepared by immersing high-strength synthetic fibers in silica sol, aging, and then performing supercritical drying.
The invention patent of application publication No. CN110257946A discloses a preparation method of aerogel fibers, which comprises the steps of mixing silicon dioxide aerogel powder with purified terephthalic acid, then carrying out polymerization reaction with a reaction solvent to obtain an aerogel mixed polyester melt, and carrying out spinning and post-treatment.
Therefore, there are several requirements for silica aerogel modified fibrous materials: 1. is stable and is not easy to fall off in application; 2. the production is more convenient; 3. the heat insulation performance is better.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides modified PET polyester fibers which have the characteristics of low density and poor thermal conductivity.
Another aims at providing a preparation method of modified PET polyester fibers, wherein silica aerogel loaded with nano far infrared powder is dispersed in polyester and is not easy to fall off.
objects of the invention are to provide polyester fabrics which are light and have good heat retention property.
The invention adopts the following technical scheme:
kinds of modified PET polyester fiber, which is composed of 100 parts of fiber grade PET polyester and 0.5-5 parts of silicon dioxide aerogel loaded with nano far infrared powder according to the parts by weight.
Preferably, the composite material consists of 100 parts of fiber-grade PET polyester and 1-4 parts of silica aerogel loaded with nano far infrared powder in parts by weight. In a more preferable scheme, the composite material consists of 100 parts of fiber-grade PET polyester and 2-3 parts of silica aerogel loaded with nano far infrared powder.
Preferably, the nano far infrared powder has an average particle size of 0.5-100nm, and is selected from kinds or two mixtures of nano tourmaline and nano taiji stone, the nano far infrared powder not only is natural powder with a far infrared emission function, but also can be artificially synthesized, and CN101215167A, CN107163294A, CN104233501B, CN102826834B, CN102532959B and CN101353227B disclose a preparation method of the powder with the far infrared emission function.
Preferably, the silica aerogel loaded with the nano far infrared powder is prepared by the following method, the nano far infrared powder is ultrasonically dispersed in an organic solvent, a silicon source and water are added and uniformly mixed, wet gel is prepared through acidic hydrolysis and alkaline condensation, and the wet gel is prepared through aging, absolute ethyl alcohol replacement, surface modifier modification and drying.
More preferably, the weight ratio of the nano far infrared powder to the silicon source is 1-8: 100.
More preferably, the organic solvent is or more selected from methanol, anhydrous ethanol, isopropanol, tetrahydrofuran and acetone.
More preferably, the silicon source is or more selected from methyl orthosilicate, ethyl orthosilicate, sodium silicate, methyltrimethoxysilane and methyltriethoxysilane.
More preferably, the molar ratio of the organic solvent, the silicon source and the water is 8-15:1: 4-8.
The acidic hydrolysis is to add acidic substances into the reaction system to adjust the pH to 2-4, wherein the acidic substances can be at least of sulfuric acid, hydrochloric acid, nitric acid, oxalic acid, formic acid and acetic acid.
The alkaline condensation is to add alkaline substances into a reaction system to adjust the pH to be 8-12, wherein the alkaline substances can be at least of sodium hydroxide, potassium hydroxide, tetramethyl ammonium hydroxide, ammonia water, potassium carbonate and sodium carbonate.
The aging is to maintain the wet gel in an environment of 20-90 ℃ for 1-3 hours.
The absolute ethyl alcohol replacement is to soak the wet gel in absolute ethyl alcohol for 1-2 hours and then remove the redundant solvent.
The modifying agent adopted by the surface modifying agent is trimethyl chlorosilane or hexamethyldisilazane, the modifying agent and normal hexane are prepared into a modifying agent solution according to the volume ratio of 1:5-10, and the aged wet gel is placed in the modifying agent solution to be soaked for 1-5 hours at normal temperature.
A method for preparing the modified PET polyester fiber of any embodiment, comprising the steps of,
s1, grinding 1 part of the silica aerogel loaded with the nano far infrared powder into powder, dispersing the powder into tetrahydrofuran, adding the powder into 3-10 parts of the fiber-grade PET polyester, uniformly mixing, removing the tetrahydrofuran, and performing melt extrusion and slicing to obtain polyester master batches;
s2, mixing the polyester master batch obtained in the step S1 with the fiber-grade PET polyester, performing melt extrusion, stretching, oiling and rolling to obtain the modified PET polyester fiber.
The method of preparing the polyester master batch firstly and then preparing the modified PET polyester fiber can ensure that the silicon dioxide aerogel loaded with the nano far infrared powder can be better dispersed in the polyester fiber. Or directly mixing the silica aerogel loaded with the nano far infrared powder and fiber-grade PET polyester according to the formula proportion, and then performing melt extrusion, stretching, oiling and rolling to obtain the product.
polyester fabrics woven from the modified PET polyester fibers of any of the embodiments described above.
The invention has the beneficial effects that:
(1) the density of the obtained modified PET polyester fiber can be as low as 0.8g/cm3Below, the reduction is about 36%, and the room temperature thermal conductivity is as low as 0.023W/(m.k), a reduction of about 73%.
(2) According to the modified PET polyester fiber, the silica aerogel loaded with the nano far infrared powder is added, so that the silica aerogel has the characteristics of low density and low heat conductivity coefficient, the nano far infrared powder can emit far infrared rays to provide a heat effect, and the wearing heat retention of the polyester fabric is further improved in step .
(3) The silica aerogel loaded with the nano far infrared powder is dispersed in PET polyester, and is not easy to fall off in the application or cleaning of polyester fiber or polyester fabric, and the effect is well maintained.
Detailed Description
The technical solution of the present invention is illustrated and described in step by the following detailed description.
Unless otherwise specified, the parts in the following embodiments are parts by weight.
Detailed description of the preferred embodiments
Preparation of silica aerogel loaded with nano far infrared powder
Ultrasonically dispersing 2 parts of nano-tai chi stone with the average particle size of 10nm in absolute ethyl alcohol, adding 100 parts of tetraethoxysilane and deionized water (the molar ratio of the tetraethoxysilane to the absolute ethyl alcohol to the deionized water is 1:8.5:4.2), uniformly mixing, adding oxalic acid to adjust the pH value to 3.0 for hydrolysis, adding ammonia water to adjust the pH value to 11.0 for condensation to prepare wet gel, aging the wet gel in a water bath at 30 ℃ for 3 hours, taking out the wet gel, soaking the wet gel in the absolute ethyl alcohol for 2 hours for solvent replacement, carrying out the solvent replacement for 3 times, taking out the wet gel, immersing the wet gel in a surface modifier (the surface modifier is a normal hexane solution of trimethyl chlorosilane, the volume percentage of the trimethyl chlorosilane is 15%) for 3 hours for modification, and drying the taken-out wet gel by adopting a freeze drying method to obtain the nano-tai chi stone loaded silicon dioxide aerogel 1. The density of the silica aerogel 1 was measured to be 0.117g/cm3The specific surface area (BET method) was 680m2In terms of a/g, the porosity is 92%.
Ultrasonically dispersing 5 parts of nano tourmaline with the average particle size of 20nm in absolute ethyl alcohol, adding 100 parts of tetraethoxysilane and deionized water (the molar ratio of the tetraethoxysilane to the absolute ethyl alcohol to the deionized water is 1:9:4.1), uniformly mixing, adding oxalic acid to adjust the pH to 3.0 for hydrolysis, adding ammonia water to adjust the pH to 11.0 for condensation to prepare wet gel, aging the wet gel in a water bath at 30 ℃ for 3 hours, taking out the wet gel, soaking the wet gel in the absolute ethyl alcohol for 2 hours for solvent replacement, performing the solvent replacement for 3 times, taking out the wet gel, and immersing the wet gel into a surface modifier (the surface modifier is n-hexyl of trimethylchlorosilane)Alkane solution, volume percentage of trimethylchlorosilane is 13%) for 2.5 hours, and the taken out wet gel is dried by a supercritical carbon dioxide drying method to obtain the silicon dioxide aerogel 2 loaded with the nano tourmaline. The density of the silica aerogel 2 was measured to be 0.120g/cm3A specific surface area (BET method) of 650m2In terms of a/g, the porosity is 90%.
The nano far infrared ceramic powder with the far infrared emission function sold in the market is selected as the nano far infrared powder, and the average grain diameter is 30 nm. Ultrasonically dispersing 7.5 parts of nano far infrared ceramic powder with the average particle size of 30nm in methanol, adding 100 parts of methyl orthosilicate and deionized water (the molar ratio of the methyl orthosilicate to the methanol to the deionized water is 1:10:4.1), uniformly mixing, adding oxalic acid to adjust the pH value to 3.0 for hydrolysis, adding ammonia water to adjust the pH value to 11.0 for condensation to prepare wet gel, placing the wet gel in a water bath at the temperature of 30 ℃ for aging for 3 hours, and taking out the wet gel, soaking the wet gel in absolute ethyl alcohol for 2 hours for solvent replacement, carrying out solvent replacement for 3 times, taking out the wet gel, soaking the wet gel in a surface modifier (the surface modifier is a normal hexane solution of hexamethyldisilazane, and the volume percentage of the hexamethyldisilazane is 15%) for 3 hours for modification, and drying the taken-out wet gel by adopting a supercritical carbon dioxide drying method to obtain the silica aerogel 3 loaded with the nano far infrared ceramic powder. The silica aerogel 3 was measured to have a density of 0.125g/cm3Specific surface area (BET method) of 600m2In terms of a/g, the porosity is 86%.
Example 1
Drying and dewatering fiber-grade PET polyester, grinding 1 part of silica aerogel 1 loaded with nano tai chi stone into powder, dispersing the powder into 100ml of tetrahydrofuran, adding the powder into 4 parts of fiber-grade PET polyester, uniformly mixing, removing the tetrahydrofuran, melting, extruding and slicing to obtain polyester master batch 1;
and drying and dewatering the polyester master batch 1, mixing 1 part of the polyester master batch 1 and 19 parts of fiber-grade PET polyester, performing melt extrusion at the temperature of 270-280 ℃, and performing stretching, oiling and rolling at the stretching ratio of 4 to obtain the modified PET polyester fiber 1.
Example 2
The polyester master batch 1 in the example 1 is dried to remove water, 1 part of the polyester master batch 1 and 9 parts of fiber-grade PET polyester are mixed, melt extrusion is carried out at the temperature of 270-280 ℃, and stretching, oiling and rolling are carried out at the stretching ratio of 4, so as to obtain the modified PET polyester fiber 2.
Example 3
Drying fiber-grade PET polyester for dewatering, grinding 1 part of silicon dioxide aerogel 2 loaded with nano tourmaline into powder, dispersing into 100ml of tetrahydrofuran, adding into 5 parts of fiber-grade PET polyester, uniformly mixing, removing tetrahydrofuran, melt-extruding and slicing to obtain polyester master batch 2;
and drying and dewatering the polyester master batch 2, mixing 1 part of the polyester master batch 2 and 9 parts of fiber-grade PET polyester, performing melt extrusion at the temperature of 260-280 ℃, and performing stretching, oiling and rolling at the stretching ratio of 4 to obtain the modified PET polyester fiber 3.
Example 4
And drying and dewatering the polyester master batch 2, mixing 1 part of the polyester master batch 2 and 7 parts of fiber-grade PET polyester, performing melt extrusion at the temperature of 260-280 ℃, and performing stretching, oiling and rolling at the stretching ratio of 4 to obtain the modified PET polyester fiber 4.
Example 5
Drying and dewatering fiber-grade PET polyester, grinding 1 part of silica aerogel 3 loaded with nano far infrared ceramic powder into powder, dispersing the powder into 100ml of tetrahydrofuran, adding the powder into 4 parts of fiber-grade PET polyester, uniformly mixing, removing the tetrahydrofuran, melting, extruding and slicing to obtain polyester master batch 3;
and drying and dewatering the polyester master batch 3, mixing 1 part of the polyester master batch 3 and 5 parts of fiber-grade PET polyester, performing melt extrusion at the temperature of 260-280 ℃, and performing stretching, oiling and rolling at the stretching ratio of 4 to obtain the modified PET polyester fiber 5.
Example 6
And drying and dewatering the polyester master batch 3, mixing 1 part of the polyester master batch 3 and 4 parts of fiber-grade PET polyester, performing melt extrusion at the temperature of 260-280 ℃, and performing stretching, oiling and rolling at the stretching ratio of 4 to obtain the modified PET polyester fiber 6.
Example 7
And drying and dewatering the polyester master batch 3, mixing 1 part of the polyester master batch 3 and 3 parts of fiber-grade PET polyester, performing melt extrusion at the temperature of 260-280 ℃, and performing stretching, oiling and rolling at the stretching ratio of 4 to obtain the modified PET polyester fiber 7.
Comparative example
Commercial conventional PET polyester fibers were used as a comparison.
Results of Performance testing
The results of the performance test of the polyester fibers of examples 1 to 7 and comparative example are shown in Table 1.
TABLE 1
Description of the drawings: 1. the thermal conductivity at room temperature was measured by the hot wire method.
From the results in table 1, it can be seen that the modified PET polyester fiber obtained by the preparation method of the present invention has reduced tensile breaking strength and tensile breaking elongation with the increase of the addition amount of the silica aerogel loaded with the nano far infrared powder, but has reduced density and reduced room temperature thermal conductivity, and simultaneously has far infrared emission function, so that the thermal insulation performance of the fabric can be further improved by steps.
The modified PET polyester fibers of example 4 and example 5 were subjected to standard washing 50 times, respectively, and then tested for wash durability. The results are shown in Table 2.
TABLE 2
Description of the drawings: 2. the thermal conductivity at room temperature was measured by the hot wire method.
The results in Table 2 show that the modified PET polyester fiber obtained by the invention has better washing fastness and more stable performance.
In conclusion, the modified PET polyester fiber obtained by the preparation method can reach lower density and room temperature heat conductivity coefficient, and has good washability, and the fabric formed by independently weaving the modified PET polyester fiber or mixing the modified PET polyester fiber with other fibers has the characteristics of good light weight and heat preservation and insulation performance, and can emit far infrared rays, so that the heat preservation capability is further improved by .
The foregoing has shown and described the fundamental principles, major features and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are merely preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and that equivalent changes and modifications made within the scope of the present invention and the specification should be covered thereby. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1, kinds of modified PET polyester fiber, which is characterized in that the fiber comprises 100 weight portions of fiber grade PET polyester and 0.5 to 5 weight portions of silicon dioxide aerogel loaded with nanometer far infrared powder.
2. The modified PET polyester fiber according to claim 1, wherein: the composite material consists of 100 parts of fiber-grade PET polyester and 1-4 parts of silica aerogel loaded with nano far infrared powder in parts by weight.
3. The modified PET polyester fiber as claimed in claim 1 or 2, wherein the nano far infrared powder has an average particle size of 0.5-100nm, and is selected from kinds or a mixture of two kinds of nano tourmaline and nano taiji stone.
4. The modified PET polyester fiber according to claim 1 or 2, characterized in that: the silica aerogel loaded with the nano far infrared powder is prepared by the following method, the nano far infrared powder is ultrasonically dispersed in an organic solvent, a silicon source and water are added and uniformly mixed, wet gel is prepared through acidic hydrolysis and alkaline condensation, and the wet gel is prepared through aging, absolute ethyl alcohol replacement, surface modifier modification and drying.
5. The modified PET polyester fiber according to claim 4, characterized in that: the weight ratio of the nano far infrared powder to the silicon source is 1-8: 100.
6. The modified PET polyester fiber as claimed in claim 4, wherein the organic solvent is or more selected from methanol, absolute ethanol, isopropanol, tetrahydrofuran and acetone.
7. The modified PET polyester fiber as claimed in claim 4, wherein the silicon source is or more selected from methyl orthosilicate, ethyl orthosilicate, sodium silicate, methyltrimethoxysilane and methyltriethoxysilane.
8. The modified PET polyester fiber according to claim 4, characterized in that: the molar ratio of the organic solvent to the silicon source to the water is 8-15:1: 4-8.
9, A method for preparing the modified PET polyester fiber of any one of claims 1-8- , which comprises the steps of,
s1, grinding 1 part of the silica aerogel loaded with the nano far infrared powder into powder, dispersing the powder into tetrahydrofuran, adding the powder into 3-10 parts of the fiber-grade PET polyester, uniformly mixing, removing the tetrahydrofuran, and performing melt extrusion and slicing to obtain polyester master batches;
s2, mixing the polyester master batch obtained in the step S1 with the fiber-grade PET polyester, performing melt extrusion, stretching, oiling and rolling to obtain the modified PET polyester fiber.
10, polyester fabrics, which is characterized in that the fabric is woven by the modified PET polyester fiber of any of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911195840.7A CN110735198A (en) | 2019-11-29 | 2019-11-29 | modified PET polyester fiber, preparation method thereof and polyester fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911195840.7A CN110735198A (en) | 2019-11-29 | 2019-11-29 | modified PET polyester fiber, preparation method thereof and polyester fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110735198A true CN110735198A (en) | 2020-01-31 |
Family
ID=69274138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911195840.7A Pending CN110735198A (en) | 2019-11-29 | 2019-11-29 | modified PET polyester fiber, preparation method thereof and polyester fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110735198A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109943947A (en) * | 2019-03-25 | 2019-06-28 | 常州旭荣针织印染有限公司 | Aeroge lightweight thermal fabric and preparation method thereof |
| CN111607838A (en) * | 2020-06-15 | 2020-09-01 | 邓颖菁 | Slow-release aromatic polyester fiber and preparation method thereof |
| CN112125697A (en) * | 2020-09-11 | 2020-12-25 | 烟台正海合泰科技股份有限公司 | Automotive interior material |
| CN112779625A (en) * | 2021-02-22 | 2021-05-11 | 韦贤福 | Anti-dripping polyester fiber and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104928781A (en) * | 2015-06-03 | 2015-09-23 | 东华大学 | Method for preparing energy-storing and temperature-adjusting fiber with far-infrared function |
| CN105819457A (en) * | 2016-03-14 | 2016-08-03 | 深圳中凝科技有限公司 | Preparation method and applications of silica aerogel |
| CN107604467A (en) * | 2017-11-01 | 2018-01-19 | 安徽创荣服装辅料有限公司 | A kind of gel polyester fiber and preparation method thereof |
| CN108715632A (en) * | 2018-06-01 | 2018-10-30 | 弘暖纤科技（北京）有限公司 | The preparation method of aeroge modified polyester fiber and aeroge modified poly ester fabric |
| CN110305340A (en) * | 2019-06-25 | 2019-10-08 | 深圳中凝科技有限公司 | A kind of aeroge composite plastic master batch and its preparation method and application |
-
2019
- 2019-11-29 CN CN201911195840.7A patent/CN110735198A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104928781A (en) * | 2015-06-03 | 2015-09-23 | 东华大学 | Method for preparing energy-storing and temperature-adjusting fiber with far-infrared function |
| CN105819457A (en) * | 2016-03-14 | 2016-08-03 | 深圳中凝科技有限公司 | Preparation method and applications of silica aerogel |
| CN107604467A (en) * | 2017-11-01 | 2018-01-19 | 安徽创荣服装辅料有限公司 | A kind of gel polyester fiber and preparation method thereof |
| CN108715632A (en) * | 2018-06-01 | 2018-10-30 | 弘暖纤科技（北京）有限公司 | The preparation method of aeroge modified polyester fiber and aeroge modified poly ester fabric |
| CN110305340A (en) * | 2019-06-25 | 2019-10-08 | 深圳中凝科技有限公司 | A kind of aeroge composite plastic master batch and its preparation method and application |
Non-Patent Citations (2)
| Title |
|---|
| 吴范宏等: "《应用化学》", 31 August 2016, 华东理工大学出版社 * |
| 张玉龙等: "《纳米改性剂》", 31 January 2004, 国防工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109943947A (en) * | 2019-03-25 | 2019-06-28 | 常州旭荣针织印染有限公司 | Aeroge lightweight thermal fabric and preparation method thereof |
| CN111607838A (en) * | 2020-06-15 | 2020-09-01 | 邓颖菁 | Slow-release aromatic polyester fiber and preparation method thereof |
| CN112125697A (en) * | 2020-09-11 | 2020-12-25 | 烟台正海合泰科技股份有限公司 | Automotive interior material |
| CN112779625A (en) * | 2021-02-22 | 2021-05-11 | 韦贤福 | Anti-dripping polyester fiber and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110735198A (en) | modified PET polyester fiber, preparation method thereof and polyester fabric | |
| CN110735194B (en) | Silicon dioxide composite aerogel, PET polyester fiber and polyester fabric | |
| CN108409947B (en) | Application of modified PET polyester | |
| JP7005490B2 (en) | Synthetic fibers containing airgel and polymer materials, their manufacturing methods and articles containing them | |
| CN1223712C (en) | Polyester fiber and method for producing polyester composition | |
| WO2018161766A1 (en) | Graphene/nylon-6 fiber, fabric and preparation method | |
| CN107556495A (en) | A kind of preparation method of functional nano cellulose composite aerogel | |
| CN108778996A (en) | Sol composition, aeroge complex, supporting member and heat insulating material with aeroge complex | |
| WO2024041439A1 (en) | Continuous sio2 aerogel composite fiber, and preparation method therefor and use thereof | |
| CN108149337A (en) | A kind of graphene Jinlun-6 fireproof fiber and preparation method thereof | |
| CN104909375A (en) | Method for rapidly preparing hydrophobicsilica aerogel by carbon dioxidesubcritical drying method | |
| CN107556516B (en) | Nano SiO2Preparation method of chitosan three-dimensional gel and application of chitosan three-dimensional gel in cigarette filter | |
| CN108277548A (en) | A kind of graphene terylene fire resistance fibre and preparation method thereof | |
| CN105671676B (en) | A kind of luminous polyester fiber of graphene enhancing and preparation method thereof | |
| CN102965756B (en) | Method for producing health-care polyprophylene bulked continuous filament | |
| CN106835306A (en) | A kind of heat discoloration vinylon fibre and preparation method thereof | |
| WO2005108497A1 (en) | Nano-wool emulsion and nano-wool powders, the manufacturing method for them and their uses | |
| US20110287245A1 (en) | Water-resistant silica-embedded textiles | |
| CN113417026B (en) | Graphene high-thermal-insulation fiber and preparation method thereof | |
| CN116024695A (en) | Light-colored light energy heating thermal fiber and preparation method thereof | |
| CN102851772A (en) | Masterbatch method for manufacturing heat-storing temperature-regulating fiber | |
| CN1869321A (en) | Finishing process for vehicle internal decoration cloth with antibacerial and peculiar smell removing function | |
| CN112776439B (en) | Warm-keeping fabric and underpants | |
| CN106978636A (en) | A kind of warming high oriented yarn of wear-resisting type polyamide fibre 6 | |
| CN113527850A (en) | Cool functional masterbatch, cool fiber and preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200730 Address after: 361000 3f-a680, Zone C, innovation building, software park, torch high tech Zone, Xiamen, Fujian Province Applicant after: Xiamen co Tech Co., Ltd Address before: 361000 3f-a265, Zone C, innovation building, software park, torch high tech Zone, Xiamen City, Fujian Province Applicant before: Fujian Liushu Network Technology Co.,Ltd. |