CN105780451A - Method for preparing functional cotton fabrics by utilizing divalent magnesium ions to be complexed with phytic acid - Google Patents

Method for preparing functional cotton fabrics by utilizing divalent magnesium ions to be complexed with phytic acid Download PDF

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Publication number
CN105780451A
CN105780451A CN201610180656.5A CN201610180656A CN105780451A CN 105780451 A CN105780451 A CN 105780451A CN 201610180656 A CN201610180656 A CN 201610180656A CN 105780451 A CN105780451 A CN 105780451A
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CN
China
Prior art keywords
phytic acid
cotton
divalent magnesium
magnesium ions
cotton fabric
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Pending
Application number
CN201610180656.5A
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Chinese (zh)
Inventor
卢明
刘祖兰
刘萍
刘一萍
赵振云
李兰倩
樊涛
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Southwest University
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Southwest University
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Priority to CN201610180656.5A priority Critical patent/CN105780451A/en
Publication of CN105780451A publication Critical patent/CN105780451A/en
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating 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
    • D06M11/58Treating 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 nitrogen or compounds thereof, e.g. with nitrides
    • D06M11/64Treating 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 nitrogen or compounds thereof, e.g. with nitrides with nitrogen oxides; with oxyacids of nitrogen or their salts
    • D06M11/65Salts of oxyacids of nitrogen
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating 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
    • D06M11/07Treating 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 halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
    • D06M11/11Treating 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 halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof with halogen acids or salts thereof
    • D06M11/155Halides of elements of Groups 2 or 12 of the Periodic Table
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/244Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
    • D06M13/282Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing phosphorus
    • D06M13/292Mono-, di- or triesters of phosphoric or phosphorous acids; Salts thereof
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/61Polyamines polyimines
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02Natural fibres, other than mineral fibres
    • D06M2101/04Vegetal fibres
    • D06M2101/06Vegetal fibres cellulosic

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Fireproofing Substances (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

The invention provides a method for preparing functional cotton fabrics by utilizing divalent magnesium ions to be complexed with phytic acid. The method includes the following steps: (1) divalent magnesium ion salts are dissolved into 50mL of water, and a cotton fabric is added, agitated under 60DEG C for 30 minutes, taken out and dried; (2) the processed cotton fabric is put into aqueous phytic acid solution and agitated under 80DEG C for 45 minutes; (3) the temperature is dereased to 0DEG C to 5DEG C, and aniline is added; (4) aqueous ammonium persulfate solution is slowly dripped, and after dripping, the cotton fabric is kept still for 30 minutes; (5) the processed cotton fabric is taken out, washed with water and dried. The preparation technique adopts the divalent magnesium ions as phytic acid adsorbent to enrich phytic acid onto the surfaces of cotton fibers, and accordingly polymerizes the aniline in situ onto the surfaces of the cotton fibers, so that the cotton fabric has conductive and flame-retardant properties; integrating the flocculation technique of the magnesium ions on the phytic acid with the in-situ chemical polyaniline synthesis technique improves the washability of the phytic acid, and thereby the stability and persistence of conductivity and flame retardance of the cotton fiber are improved.

Description

A kind of method utilizing divalent magnesium ion complexation phytic acid to prepare function bafta
Technical field
The present invention relates to a kind of function bafta preparation method, a kind of method utilizing divalent magnesium ion complexation phytic acid to prepare function bafta.
Background technology
Along with the progress of science and technology, more electric equipment products get their way into people's lives, and have brought electromagnetic pollution, are referred to as the fourth-largest pollution after air pollution, water pollution and sound pollution.After the human body electromagnetic wave radiation by excess, blood, lymph fluid and cellular plasm can change, cause intracellular DNA (deoxyribonucleic acid) impaired and genetic undergoing mutation and lopsided, and then induce leukemia and tumor, also can cause Placenta Hominis chromosomal change, cause the deformity of baby or the spontaneous abortion of anemia of pregnant woman.
Conducting polymer is that the organic polymer with controllable electric conductivity, especially polyaniline have been widely used for the fields such as conduction, electromagnetic shielding, antistatic, anti-corrosion of metal, opto-electronic device, gas-sensing probe, super capacitor.Utilizing the in situ chemical oxidation technology can be by polyaniline-coated at textile surface, especially cotton fiber surface, so that nonconducting bafta has electric conductivity.Polyaniline generally regulates and controls electric conductivity by doping, and conventional adulterant is proton acid.Current published polyaniline-coated bafta mainly uses some small molecular organic acids to be doped, the easy dedoping of dopant acid in washing process and lose electric conductivity.
Phytic acid is a kind of polyphosphoric acids, as chelating agen, antioxidant, antistaling agent, water softener, fermentation accelerant, anticorrosive metal agent etc., it is widely used in the industry fields such as food, medicine, paint, coating, daily-use chemical industry, anti-corrosion of metal, textile industry, plastics industry and Polymeric Industry.Phytate molecule, with 6 electronegative phosphate groups, may be used for the doping of polyaniline, and has preferable flame retardant effect to cotton fiber;Phytate molecule has coplanarity, and affinity is relatively big, can be formed the complex of more macromolecule by divalent magnesium ion so that it is have preferable washability.
Summary of the invention
The technical problem to be solved is, the shortcoming existed for above prior art, a kind of method utilizing divalent magnesium ion complexation phytic acid to prepare function bafta is proposed, this preparation method is simple, preparation cost is cheap, the bafta prepared has good electric conductivity and fire resistance, has the advantages such as washability simultaneously.
The present invention adopts the following technical scheme that to achieve these goals.
A kind of method utilizing divalent magnesium ion complexation phytic acid to prepare function bafta that the present invention provides, this preparation method comprises the steps: that 1-3g divalent magnesium ion salt is dissolved in 50mL water by (1), adds cotton, stirs 30min, take out and dry under 60 C;(2) cotton of above-mentioned process is placed in 100mL and contains in 5-10g phytic acid aqueous solution, under 80 C, stir 45min;(3) it is cooled to 0-5 C, adds 0.5-5mL aniline;(4) it is slowly added dropwise the 20mL aqueous solution containing 2-7g Ammonium persulfate., after dripping off, stands 30min;(5) bafta after above-mentioned process is taken out, wash, dry.
The beneficial effects of the present invention is, this technology of preparing (1) is coated with polyaniline at surface of cotton fabric, using phytic acid as dopant acid, makes bafta have electric conductivity;(2) owing to being coated with doped polyaniline at surface of cotton fabric, introducing more nitrogen element and P elements at surface of cotton fabric, synergism therebetween can improve the fire resistance of bafta;(3) phytic acid is a kind of ring-type polyphosphoric acids, has coplanarity, and affinity is big, is difficult to dedoping;(4) using divalent magnesium ion as phytic acid adsorbent, phytic acid is enriched in cotton fiber surface, and forms water-fast complex, improve the washability of phytic acid, reduce further the dedoping probability of phytic acid, improve conduction and fire-retardant stability.
Detailed description of the invention
The present invention is described in detail below in conjunction with specific embodiment.It should be noted that, what the combination of technical characteristic described in following embodiment or technical characteristic was not construed as isolating, they can be mutually combined thus be reached superior technique effect.
Embodiment 1
(1) 1g magnesium nitrate is dissolved in 50mL water, adds cotton, stir 30min under 60 C, take out and dry;
(2) cotton of above-mentioned process is placed in 100mL and contains in 5g phytic acid aqueous solution, under 80 C, stir 45min;
(3) it is cooled to 0 C, adds 0.5mL aniline;
(4) it is slowly added dropwise the 20mL aqueous solution containing 2g Ammonium persulfate., after dripping off, stands 30min;
(5) bafta after above-mentioned process is taken out, wash, dry.
Embodiment 2
(1) 3g magnesium chloride is dissolved in 50mL water, adds cotton, stir 30min under 60 C, take out and dry;
(2) cotton of above-mentioned process is placed in 100mL and contains in 10g phytic acid aqueous solution, under 80 C, stir 45min;
(3) it is cooled to 5 C, adds 5mL aniline;
(4) it is slowly added dropwise the 20mL aqueous solution containing 7g Ammonium persulfate., after dripping off, stands 30min;
(5) bafta after above-mentioned process is taken out, wash, dry.
Embodiment 3
(1) 2g magnesium chloride is dissolved in 50mL water, adds cotton, stir 30min under 60 C, take out and dry;
(2) cotton of above-mentioned process is placed in 100mL and contains in 8g phytic acid aqueous solution, under 80 C, stir 45min;
(3) it is cooled to 0 C, adds 3mL aniline;
(4) it is slowly added dropwise the 20mL aqueous solution containing 5g Ammonium persulfate., after dripping off, stands 30min;
(5) bafta after above-mentioned process is taken out, wash, dry.
Embodiment 4
(1) 2g magnesium chloride is dissolved in 50mL water, adds cotton, stir 30min under 60 C, take out and dry;
(2) cotton of above-mentioned process is placed in 100mL and contains in 5g phytic acid aqueous solution, under 80 C, stir 45min;
(3) it is cooled to 2 C, adds 4mL aniline;
(4) it is slowly added dropwise the 20mL aqueous solution containing 6g Ammonium persulfate., after dripping off, stands 30min;
(5) bafta after above-mentioned process is taken out, wash, dry.
Although having been presented for some embodiments of the present invention herein, it will be appreciated by those of skill in the art that without departing from the spirit of the invention, the embodiments herein can be changed.Above-described embodiment is exemplary, should be using the embodiments herein as the restriction of interest field of the present invention.

Claims (2)

1. one kind utilizes the method that divalent magnesium ion complexation phytic acid prepares function bafta, it is characterised in that comprise the steps:
(1) 1-3g divalent magnesium ion salt is dissolved in 50mL water, adds cotton, stir 30min under 60 C, take out and dry;
(2) cotton of above-mentioned process is placed in 100mL and contains in 5-10g phytic acid aqueous solution, under 80 C, stir 45min;
(3) it is cooled to 0-5 C, adds 0.5-5mL aniline;
(4) it is slowly added dropwise the 20mL aqueous solution containing 2-7g Ammonium persulfate., after dripping off, stands 30min;
(5) bafta after above-mentioned process is taken out, wash, dry.
2. according to the divalent magnesium ion salt described in claim 1, it is characterised in that divalent magnesium ion salt is the solubility magnesium salt such as magnesium chloride, magnesium nitrate.
CN201610180656.5A 2016-03-28 2016-03-28 Method for preparing functional cotton fabrics by utilizing divalent magnesium ions to be complexed with phytic acid Pending CN105780451A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610180656.5A CN105780451A (en) 2016-03-28 2016-03-28 Method for preparing functional cotton fabrics by utilizing divalent magnesium ions to be complexed with phytic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610180656.5A CN105780451A (en) 2016-03-28 2016-03-28 Method for preparing functional cotton fabrics by utilizing divalent magnesium ions to be complexed with phytic acid

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CN105780451A true CN105780451A (en) 2016-07-20

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Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
刘高峰: "聚苯胺/纯棉导电复合织物的制备及性能研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 *
唐俊云等: "聚苯胺复合导电织物的研究进展", 《纺织学报》 *
潘颖等: "聚苯胺用于纯棉织物电磁防护功能整理的探讨", 《纺织科技进展》 *

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Application publication date: 20160720