CN114411422A - High-temperature-resistant flame-retardant composite fabric and preparation method thereof - Google Patents
High-temperature-resistant flame-retardant composite fabric and preparation method thereof Download PDFInfo
- Publication number
- CN114411422A CN114411422A CN202210196001.2A CN202210196001A CN114411422A CN 114411422 A CN114411422 A CN 114411422A CN 202210196001 A CN202210196001 A CN 202210196001A CN 114411422 A CN114411422 A CN 114411422A
- Authority
- CN
- China
- Prior art keywords
- preparation
- fabric
- composite fabric
- hydrotalcite
- chitosan
- 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.)
- Granted
Links
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/08—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/73—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof
- D06M11/76—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof with carbon oxides or carbonates
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
- D06M11/79—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/03—Polysaccharides or derivatives thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
- B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/14—Mixture of at least two fibres made of different materials
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/32—Polyesters
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/30—Flame or heat resistance, fire retardancy properties
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a high-temperature-resistant flame-retardant composite fabric and a preparation method thereof, and the preparation method mainly comprises two steps of preparing the fabric and preparing the composite fabric, wherein the preparation step of the composite fabric comprises the following steps: placing the fabric in finishing liquor, and then padding; sequentially pre-drying, baking, washing and airing the fabric subjected to padding treatment to obtain a composite fabric; the preparation of the finishing liquid comprises the steps of solution preparation, composite material preparation, acid modification of attapulgite, preparation of the finishing liquid and the like. The composite fabric provided by the invention has good high temperature resistance and good flame retardant property; meanwhile, the fabric used in the invention uses specific finishing liquid, the finishing agent takes polyurethane, hydrotalcite, chitosan and attapulgite as main raw materials, the hydrotalcite/chitosan composite material and the modified attapulgite are prepared firstly and then mixed with the polyurethane, and the finishing agent has the advantages of simple preparation process, common raw materials and low cost.
Description
Technical Field
The invention belongs to the technical field of fabric preparation, and particularly relates to a high-temperature-resistant flame-retardant composite fabric and a preparation method thereof.
Background
In general, composite fabrics refer to novel materials formed by bonding textile materials to other materials. The living standard is improved, and the styles and the performances of the fabric are rich and diverse; the use of the composite fabric ensures the diversity of fabric styles, and also ensures that the fabric has the performances of flame retardance, antibiosis, ultraviolet resistance and the like, and the performances of the fabric can greatly ensure the service life and the use safety of products such as tents and cases.
Flame retardance and high temperature resistance are often concerned performance indexes of the composite fabric. In the prior art, patent 201910066474.9 discloses a processing method of a tent fabric with high waterproof and moisture permeable performance and flame retardant performance, and the invention adopts a scheme of combining microporous polyurethane resin and hydrophilic polyurethane resin, so as to overcome the defects of low hydrostatic pressure of a microporous polyurethane resin coating and hydrophilic moisture-conducting phenomenon of a hydrophilic polyurethane resin coating. The bottom layer adopts microporous polyurethane resin to prevent rainwater from guiding moisture to the coating surface, the middle layer and the surface layer adopt hydrophilic polyurethane resin and are added with proper amounts of organic and inorganic flame retardants, and under the condition of ensuring proper dry weight gain of each layer of coating, the moisture permeability and the flame retardance of the fabric are ensured while high water pressure is realized; patent document CN113771454A discloses a flame-retardant composite fabric, in which the flame-retardant coating is prepared by directly mixing various substances, and it is difficult to exert the maximum flame-retardant effect; patent document CN111188202A discloses a flame-retardant high-temperature-resistant composite fabric, which uses a phosphorus flame retardant, and the preparation process is relatively complex; patent document CN102965798A discloses a flame-retardant protective clothing fabric, which uses only flame-retardant viscose fiber, and the flame-retardant effect is not ideal.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the high-temperature-resistant flame-retardant composite fabric and the preparation method thereof, the preparation process is simple, and the obtained composite fabric is high-temperature-resistant and good in flame-retardant property.
In order to achieve the purpose, the invention adopts the following technical scheme:
a preparation method of a high-temperature-resistant flame-retardant composite fabric comprises the following steps:
(1) preparing the fabric: performing hot-pressing compounding on the polyester-cotton blended yarn and the terylene;
(2) putting the fabric obtained in the step (1) into finishing liquor, and then padding; sequentially pre-drying, baking, washing and airing the fabric subjected to padding treatment to obtain a composite fabric;
wherein the preparation of the finishing liquid comprises the following steps:
(21) preparing a solution: adding hydrotalcite into water to obtain hydrotalcite solution; adding chitosan into an aqueous solution containing acetic acid to obtain a chitosan solution;
(22) preparing a composite material: slowly dripping the chitosan solution into the hydrotalcite solution to obtain a mixed solution; then stirring; after stirring, carrying out suction filtration, washing and drying to obtain a material a;
(23) acid modification of attapulgite: adding 8-10 wt% of dilute hydrochloric acid into attapulgite, stirring for 3-6 h at 50-70 ℃, and then filtering and drying to obtain pretreated attapulgite; then adding the pretreated attapulgite into a silane coupling agent aqueous solution, soaking for 6-12 h, washing with water, and drying to obtain a material b;
(24) preparation of finishing liquor: and (3) uniformly mixing the material a and the material b, then adding the mixture into water, then adding the waterborne polyurethane and the emulsifier, and uniformly mixing the mixture again to obtain the finishing liquid.
Preferably, in the step (2), the pre-drying time is 2-10 min, and the baking time is 2-10 min.
Preferably, in step (21), the content ratio of hydrotalcite to water in the hydrotalcite solution is 100 g: 200-400 mL; the content ratio of chitosan to water in the chitosan solution is 2-4 g: 100 mL.
Preferably, in the step (21), the content of acetic acid is 0.5wt% to 1 wt%.
Preferably, in the step (22), the mass ratio of chitosan to hydrotalcite in the mixed solution is 2-4: 100.
preferably, in the step (23), the mass ratio of the dilute hydrochloric acid to the attapulgite is 2-4: 1.
preferably, in the step (23), the silane coupling agent is KH-550, and the mass concentration is 0.5-2%.
Preferably, in the step (24), the mass ratio of the waterborne polyurethane to the materials a and b to the emulsifier to the water is 20-40: 3.5-5.5: 2-5: 1.5-2: 100.
preferably, in step (24), the emulsifier is one or more selected from sodium dodecyl sulfate and OP-10.
Meanwhile, the invention also claims the composite fabric prepared by the method.
Compared with the prior art, the invention has the following beneficial effects:
(1) the composite fabric provided by the invention has good high temperature resistance and good flame retardant property.
(2) According to the preparation method of the composite fabric, the used fabric uses the specific finishing liquid, the finishing liquid takes polyurethane, hydrotalcite, chitosan and attapulgite as main raw materials, the hydrotalcite/chitosan composite material and the modified attapulgite are prepared firstly and then mixed with the polyurethane, and the preparation method is simple in preparation process, common in raw materials and low in cost.
(3) In the finishing agent provided by the invention, the contained hydrotalcite can absorb a large amount of heat and reduce the temperature in the heating process; the contained chitosan contains abundant amino and hydroxyl and is mainly used in the field of antibiosis, the chitosan-containing flame retardant fabric is creatively used for flame retardance of the fabric, and the fabric after being treated by the chitosan can form a protective layer on the surface and improve the heat resistance of the fabric; by compounding the hydrotalcite and the chitosan, part of the chitosan is adsorbed on the surface of the hydrotalcite, so that the problem of poor stability of single hydrotalcite in use can be avoided; on the other hand, the modified attapulgite can be bonded to form a large space structure, so that the air circulation is effectively reduced; the attapulgite is firstly modified by acid to form rich groups (carboxyl and hydroxyl) on the surface, and further modified by a silane coupling agent to form amino groups, and the amino groups and the material a can form efficient grafting and compounding through the rich groups on the surface of chitosan; the attapulgite contains rich pore channel structures, can adsorb a very small amount of water at ordinary times, can be evaporated into water vapor under the action of high temperature, can absorb heat, and can further block the circulation and propagation of air to achieve the purpose of flame retardance; the waterborne polyurethane is used as an adhesive layer on one hand and can also play a certain flame retardant role on the other hand. Through the cooperation of the substances, the flame-retardant coating can exert the maximum high-temperature-resistant and flame-retardant effects. In a word, the flame retardant and high temperature resistant performance of the fabric can be improved by simply processing common raw materials such as attapulgite, hydrotalcite, chitosan and the like.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Unless otherwise stated, all the commodities in the invention are purchased from market channels, such as waterborne polyurethane, hydrotalcite, attapulgite, chitosan and the like.
Example 1
A preparation method of a high-temperature-resistant flame-retardant composite fabric comprises the following steps:
(1) preparing a fabric: carrying out hot-pressing compounding on the polyester-cotton blended fabric and the terylene to obtain a fabric;
(2) putting the fabric obtained in the step (1) into finishing liquor, and then padding; pre-drying the fabric subjected to padding treatment for 3min, baking for 5min, washing and drying in air in sequence to obtain a composite fabric;
wherein the preparation of the finishing liquid comprises the following steps:
(21) preparing a solution: according to the dosage ratio of the hydrotalcite to the water of 100 g: 300mL, adding hydrotalcite into water to obtain a hydrotalcite solution; according to the dosage ratio of chitosan to water of 3 g: 100mL, adding chitosan into an aqueous solution containing 0.5wt% of acetic acid to obtain a chitosan solution;
(22) preparing a composite material: slowly dripping a chitosan solution (containing 3g of chitosan) into a hydrotalcite solution (containing 100g of hydrotalcite) to obtain a mixed solution, and then stirring; after stirring, carrying out suction filtration, washing and drying to obtain a material a;
(23) acid modification of attapulgite: adding 25g of 8wt% dilute hydrochloric acid into 10g of attapulgite, stirring at 55 ℃ for 6h, and then filtering and drying to obtain pretreated attapulgite; then adding the pretreated attapulgite into 100mL of aqueous solution containing 0.6wt% KH-550, soaking for 8h, washing with water, and drying to obtain a material b;
(24) preparation of finishing liquor: firstly, 3.5g of the material a and 3g of the material b are uniformly mixed, then the mixture is added into 100g of water, then 25g of waterborne polyurethane and 1.5g of emulsifier (sodium dodecyl sulfate and OP-10 with the mass ratio of 1: 1) are added, and the mixture is uniformly mixed again to obtain the finishing liquid.
Example 2
A preparation method of a high-temperature-resistant flame-retardant composite fabric comprises the following steps:
(1) preparing a fabric: carrying out hot-pressing compounding on the polyester-cotton blended fabric and the terylene to obtain a fabric;
(2) putting the fabric obtained in the step (1) into finishing liquor, and then padding; pre-drying the fabric subjected to padding treatment for 4min, baking for 6min, washing and drying in air in sequence to obtain a composite fabric;
wherein the preparation of the finishing liquid comprises the following steps:
(21) preparing a solution: according to the dosage ratio of the hydrotalcite to the water of 110 g: 300mL, adding hydrotalcite into water to obtain a hydrotalcite solution; according to the dosage ratio of chitosan to water of 3.2 g: 100mL, adding chitosan into an aqueous solution containing 0.6wt% of acetic acid to obtain a chitosan solution;
(22) preparing a composite material: slowly dripping a chitosan solution (containing 3.2g of chitosan) into a hydrotalcite solution (containing 110g of hydrotalcite) to obtain a mixed solution, and then stirring; after stirring, carrying out suction filtration, washing and drying to obtain a material a;
(23) acid modification of attapulgite: adding 28g of 9wt% dilute hydrochloric acid into 10g of attapulgite, stirring for 5 hours at 60 ℃, and then filtering and drying to obtain pretreated attapulgite; then adding the pretreated attapulgite into 100mL of aqueous solution containing 0.7wt% KH-550, soaking for 6h, washing with water, and drying to obtain a material b;
(24) preparation of finishing liquor: firstly, uniformly mixing 4g of the material a and 3.5g of the material b, then adding the mixture into 100g of water, then adding 28g of waterborne polyurethane and 1.7g of emulsifier (sodium dodecyl sulfate and OP-10 in a mass ratio of 1: 1), and uniformly mixing again to obtain the finishing liquid.
Example 3
A preparation method of a high-temperature-resistant flame-retardant composite fabric comprises the following steps:
(1) preparing a fabric: carrying out hot-pressing compounding on the polyester-cotton blended fabric and the terylene to obtain a fabric;
(2) putting the fabric obtained in the step (1) into finishing liquor, and then padding; pre-drying the fabric subjected to padding treatment for 5min, baking for 8min, washing and drying in air in sequence to obtain a composite fabric;
wherein the preparation of the finishing liquid comprises the following steps:
(21) preparing a solution: according to the dosage ratio of the hydrotalcite to the water of 120 g: 300mL, adding hydrotalcite into water to obtain a hydrotalcite solution; according to the dosage ratio of chitosan to water of 3.5 g: 100mL, adding chitosan into an aqueous solution containing 0.6wt% of acetic acid to obtain a chitosan solution;
(22) preparing a composite material: slowly dripping a chitosan solution (containing 3.5g of chitosan) into a hydrotalcite solution (containing 120g of hydrotalcite) to obtain a mixed solution, and then stirring; after stirring, carrying out suction filtration, washing and drying to obtain a material a;
(23) acid modification of attapulgite: adding 32g of 10wt% dilute hydrochloric acid into 10g of attapulgite, stirring for 4 hours at 65 ℃, and then filtering and drying to obtain pretreated attapulgite; then adding the pretreated attapulgite into 100mL of aqueous solution containing 1wt% KH-550, soaking for 10h, washing with water, and drying to obtain a material b;
(24) preparation of finishing liquor: firstly, uniformly mixing 4.5g of the material a and 4g of the material b, then adding the mixture into 100g of water, then adding 32g of waterborne polyurethane and 2g of emulsifier (sodium dodecyl sulfate and OP-10 in a mass ratio of 1: 1), and uniformly mixing again to obtain the finishing liquid.
Comparative example 1
A preparation method of a high-temperature-resistant flame-retardant composite fabric comprises the following steps:
(1) preparing a fabric: carrying out hot-pressing compounding on the polyester-cotton blended fabric and the terylene to obtain a fabric;
(2) putting the fabric obtained in the step (1) into finishing liquor, and then padding; pre-drying the fabric subjected to padding treatment for 3min, baking for 5min, washing and drying in air in sequence to obtain a composite fabric;
wherein the preparation of the finishing liquid comprises the following steps:
(21) acid modification of attapulgite: adding 25g of 8wt% dilute hydrochloric acid into 10g of attapulgite, stirring at 55 ℃ for 6h, and then filtering and drying to obtain pretreated attapulgite; then adding the pretreated attapulgite into 100mL of aqueous solution containing 0.6wt% KH-550, soaking for 8h, washing with water, and drying to obtain a material b;
(22) preparation of finishing liquor: firstly, 3.5g of material a (untreated chitosan and hydrotalcite with the mass ratio of 3: 100) and 3g of material b are uniformly mixed, then the mixture is added into 100g of water, then 25g of waterborne polyurethane and 1.5g of emulsifier (sodium dodecyl sulfate and OP-10 with the mass ratio of 1: 1) are added, and the mixture is uniformly mixed again to obtain the finishing liquid.
Comparative example 2
A preparation method of a high-temperature-resistant flame-retardant composite fabric comprises the following steps:
(1) preparing a fabric: carrying out hot-pressing compounding on the polyester-cotton blended fabric and the terylene to obtain a fabric;
(2) putting the fabric obtained in the step (1) into finishing liquor, and then padding; pre-drying the fabric subjected to padding treatment for 3min, baking for 5min, washing and drying in air in sequence to obtain a composite fabric;
wherein the preparation of the finishing liquid comprises the following steps:
(21) preparing a solution: according to the dosage ratio of the hydrotalcite to the water of 100 g: 300mL, adding hydrotalcite into water to obtain a hydrotalcite solution; according to the dosage ratio of chitosan to water of 3 g: 100mL, adding chitosan into an aqueous solution containing 0.5wt% of acetic acid to obtain a chitosan solution;
(22) preparing a composite material: slowly dripping a chitosan solution (containing 3g of chitosan) into a hydrotalcite solution (containing 100g of hydrotalcite) to obtain a mixed solution, and then stirring; after stirring, carrying out suction filtration, washing and drying to obtain a material a;
(23) preparation of finishing liquor: uniformly mixing 3.5g of the material a and 3g of the material b (unmodified attapulgite), then adding the mixture into 100g of water, then adding 25g of waterborne polyurethane and 1.5g of emulsifier (sodium dodecyl sulfate and OP-10 in a mass ratio of 1: 1), and uniformly mixing again to obtain the finishing liquid.
The composite fabrics prepared in the examples 1-3 and the comparative examples 1-2 are subjected to flame retardant and high temperature resistance tests by referring to GB/T5455-.
TABLE 1 test results
| Example 1 | Example 2 | Example 3 | Comparative example 1 | Comparative example 2 | |
| Time of flight/s | 0 | 0 | 0 | 4.8 | 3.2 |
| Smoldering time/s | 0 | 0 | 0 | 6.0 | 4.8 |
| Length of damage/mm | 66 | 69 | 67 | 93 | 85 |
| Short duration of temperature/. degree.C | 850 | 865 | 852 | 763 | 785 |
| Instantaneous temperature/deg.C | 1230 | 1238 | 1227 | 1108 | 1145 |
As can be seen from Table 1, the composite fabric prepared by the embodiments of the invention has good flame retardant property and high temperature resistance, and meets the relevant standards.
The technical idea of the present invention is illustrated by the above embodiments, but the present invention is not limited to the above embodiments, that is, it does not mean that the present invention must depend on the above embodiments to be implemented. It should be understood by those skilled in the art that any modification of the present invention, equivalent substitution of individual materials for the product of the present invention and addition of auxiliary components, selection of specific modes, etc., are within the scope and disclosure of the present invention.
Claims (9)
1. The preparation method of the high-temperature-resistant flame-retardant composite fabric is characterized by comprising the following steps of:
(1) preparing the fabric: performing hot-pressing compounding on the polyester-cotton blended yarn and the terylene;
(2) putting the fabric obtained in the step (1) into finishing liquor, and then padding; sequentially pre-drying, baking, washing and airing the fabric subjected to padding treatment to obtain a composite fabric;
wherein the preparation of the finishing liquid comprises the following steps:
(21) preparing a solution: adding hydrotalcite into water to obtain hydrotalcite solution; adding chitosan into an aqueous solution containing acetic acid to obtain a chitosan solution;
(22) preparing a composite material: slowly dripping the chitosan solution into the hydrotalcite solution to obtain a mixed solution; then stirring; after stirring, carrying out suction filtration, washing and drying to obtain a material a;
(23) acid modification of attapulgite: adding 8-10 wt% of dilute hydrochloric acid into attapulgite, stirring for 3-6 h at 50-70 ℃, and then filtering and drying to obtain pretreated attapulgite; then adding the pretreated attapulgite into a silane coupling agent aqueous solution, soaking for 6-12 h, washing with water, and drying to obtain a material b;
(24) preparation of finishing liquor: and (3) uniformly mixing the material a and the material b, then adding the mixture into water, then adding the waterborne polyurethane and the emulsifier, and uniformly mixing the mixture again to obtain the finishing liquid.
2. The preparation method of the high-temperature-resistant flame-retardant composite fabric according to claim 1, wherein in the step (21), the content ratio of the hydrotalcite to the water in the hydrotalcite solution is 100 g: 200-400 mL; the content ratio of chitosan to water in the chitosan solution is 2-4 g: 100 mL.
3. The preparation method of the high-temperature-resistant flame-retardant composite fabric according to claim 1, wherein in the step (21), the content of acetic acid is 0.5-1 wt%.
4. The preparation method of the high-temperature-resistant flame-retardant composite fabric according to claim 1, wherein in the step (22), the mass ratio of the chitosan to the hydrotalcite in the mixed solution is 2-4: 100.
5. the preparation method of the high-temperature-resistant flame-retardant composite fabric according to claim 1, wherein in the step (23), the mass ratio of the dilute hydrochloric acid to the attapulgite is 2-4: 1.
6. the preparation method of the high-temperature-resistant flame-retardant composite fabric according to claim 1, wherein in the step (23), the silane coupling agent is KH-550, and the mass concentration of the silane coupling agent is 0.5-2%.
7. The preparation method of the high-temperature-resistant flame-retardant composite fabric according to claim 1, wherein in the step (24), the mass ratio of the waterborne polyurethane to the materials a and b to the emulsifier to the water is 20-40: 3.5-5.5: 2-5: 1.5-2: 100.
8. the method for preparing a high temperature resistant flame retardant composite fabric according to claim 1, wherein in the step (24), the emulsifier is selected from one or more of sodium dodecyl sulfate and OP-10.
9. A composite fabric prepared by the method of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210196001.2A CN114411422B (en) | 2022-03-02 | 2022-03-02 | High-temperature-resistant flame-retardant composite fabric and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210196001.2A CN114411422B (en) | 2022-03-02 | 2022-03-02 | High-temperature-resistant flame-retardant composite fabric and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114411422A true CN114411422A (en) | 2022-04-29 |
| CN114411422B CN114411422B (en) | 2022-07-22 |
Family
ID=81262405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210196001.2A Active CN114411422B (en) | 2022-03-02 | 2022-03-02 | High-temperature-resistant flame-retardant composite fabric and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114411422B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107236213A (en) * | 2017-06-20 | 2017-10-10 | 东莞市佳乾新材料科技有限公司 | A kind of flame-proof PVC wallpaper composite and preparation method thereof |
| CN109337366A (en) * | 2018-09-28 | 2019-02-15 | 广州聚芳阁服饰有限公司 | A kind of flame retardant nano-materials and its preparation process for garment production |
| JP2019137948A (en) * | 2018-02-13 | 2019-08-22 | 日本製紙株式会社 | Flame resistant composite fiber and manufacturing method therefor |
| CN110565370A (en) * | 2019-10-09 | 2019-12-13 | 苏州经贸职业技术学院 | preparation method of natural flame-retardant finishing agent |
| US20200062932A1 (en) * | 2016-11-03 | 2020-02-27 | Université De Pau Et Des Pays De L'adour | New fire-retardant compositions |
| CN113773735A (en) * | 2021-09-22 | 2021-12-10 | 扬州工业职业技术学院 | Flame-retardant waterborne polyurethane material |
-
2022
- 2022-03-02 CN CN202210196001.2A patent/CN114411422B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200062932A1 (en) * | 2016-11-03 | 2020-02-27 | Université De Pau Et Des Pays De L'adour | New fire-retardant compositions |
| CN107236213A (en) * | 2017-06-20 | 2017-10-10 | 东莞市佳乾新材料科技有限公司 | A kind of flame-proof PVC wallpaper composite and preparation method thereof |
| JP2019137948A (en) * | 2018-02-13 | 2019-08-22 | 日本製紙株式会社 | Flame resistant composite fiber and manufacturing method therefor |
| CN109337366A (en) * | 2018-09-28 | 2019-02-15 | 广州聚芳阁服饰有限公司 | A kind of flame retardant nano-materials and its preparation process for garment production |
| CN110565370A (en) * | 2019-10-09 | 2019-12-13 | 苏州经贸职业技术学院 | preparation method of natural flame-retardant finishing agent |
| CN113773735A (en) * | 2021-09-22 | 2021-12-10 | 扬州工业职业技术学院 | Flame-retardant waterborne polyurethane material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114411422B (en) | 2022-07-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108729214A (en) | A kind of antibacterial high-hydroscopicity burlap and preparation method thereof | |
| CN109722879B (en) | Preparation method of antibacterial and anti-mite fabric | |
| CN110791962A (en) | Antibacterial spunlace non-woven fabric and preparation method thereof | |
| CN111979776A (en) | Flame-retardant antibacterial fabric and preparation method thereof | |
| CN106393364A (en) | Paulownia wood softening processing method capable of improving hand feel of paulownia wood | |
| EP1871951A1 (en) | Process for the flame-retardant treatment of fiber products | |
| CN114411422B (en) | High-temperature-resistant flame-retardant composite fabric and preparation method thereof | |
| CN106675342A (en) | Ecological paint with negative ion release performance | |
| CN113863012B (en) | Polyester fiber and cotton fiber blended fabric and preparation process thereof | |
| CN109371670B (en) | Flame-retardant silk and preparation method and application thereof | |
| CN115180622A (en) | Method for preparing high-specific-surface-area activated carbon with assistance of ball milling | |
| CN113604934A (en) | Production process of moisture-absorbing quick-drying unidirectional moisture-conducting high-elastic fabric | |
| CN115449954B (en) | Preparation method of antibacterial anti-ultraviolet textile fabric | |
| CN108396557B (en) | Preparation method of flame-retardant cloth | |
| CN110747630A (en) | Waterproof flame-retardant textile and preparation method thereof | |
| CN105133369A (en) | Aqueous polyurethane synthetic leather alkali amount reduction production process | |
| CN108570851A (en) | A kind of aramid fiber bamboo fabric antibiotic flame-retardant sofa cloth | |
| CN109353094B (en) | Antibacterial composite fabric and preparation method thereof | |
| CN102174744B (en) | Organic/inorganic compound photooxidation resistance protecting agent and application thereof in fiber product | |
| CN107365469A (en) | One kind is based on diatomaceous flexible compound absorbent material and preparation method thereof | |
| CN112160036A (en) | Preparation method of multifunctional viscose containing barley protein | |
| CN114592350B (en) | Knitted fabric with dual functions of warming, ventilation and air purification and preparation method thereof | |
| CN105803791A (en) | Water-borne polyurethane coating agent containing carbon nanotube-superfine down composite fibers | |
| CN107952413A (en) | The anti-ammonia activated carbon of modified high-efficient and preparation method | |
| CN108221121B (en) | Method for manufacturing active manganese wall cloth |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |