CN111345649A - Blanket for infant care and preparation method thereof - Google Patents
Blanket for infant care and preparation method thereof Download PDFInfo
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- CN111345649A CN111345649A CN202010183163.3A CN202010183163A CN111345649A CN 111345649 A CN111345649 A CN 111345649A CN 202010183163 A CN202010183163 A CN 202010183163A CN 111345649 A CN111345649 A CN 111345649A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/02—Bed linen; Blankets; Counterpanes
- A47G9/0207—Blankets; Duvets
- A47G9/0223—Blankets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/42—Chemical after-treatment
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- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/10—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained by reactions only involving carbon-to-carbon unsaturated bonds as constituent
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- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/16—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds as constituent
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
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- 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
- D06M15/13—Alginic acid or derivatives thereof
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- 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
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
-
- 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
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/10—Animal fibres
-
- 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
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/26—Polymers or copolymers of unsaturated carboxylic acids or derivatives thereof
- D06M2101/28—Acrylonitrile; Methacrylonitrile
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- 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
-
- 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
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2211/00—Protein-based fibres, e.g. animal fibres
- D10B2211/01—Natural animal fibres, e.g. keratin fibres
- D10B2211/04—Silk
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/10—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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Abstract
The invention discloses a blanket for infant care, which is characterized by being obtained by weaving warp yarns and weft yarns, wherein at least one of the warp yarns and the weft yarns is a functional care fiber yarn, and the functional care fiber yarn comprises the following components in parts by weight: 15-25 parts of 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, 40-60 parts of eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/ethyl propylene carbonate copolymer and 2-5 parts of alginic acid. The invention also discloses a preparation method of the blanket for infant care. The blanket for infant care disclosed by the invention has the advantages of good biocompatibility, excellent mothproof, antibacterial and mildew-proof performances, good flame retardance, antistatic property, air permeability and washing fastness, and good infant care effect, and effectively realizes organic unification among economic value, social value and ecological value.
Description
Technical Field
The invention relates to the technical field of textiles, in particular to a blanket for infant care and a preparation method thereof.
Background
With the improvement of the living standard of people, modern infants become a consumer group which is very valued by people as an important part of a complete family member structure, and the nurturing and nursing of the infants become a family situation which modern families have to face. The infant care blanket is therefore a necessary choice for caring for infants. The blanket for infant care is a blanket with warm keeping function used in the sleeping or other occasions of infants, is a thick piece of fabric with plush and warm keeping function, and can be divided into a holding blanket, a covering blanket and a nursing blanket according to different uses. Considering the physiological and body shape characteristics of infants, it is important to select a comfortable, healthy and reasonable infant care blanket.
The blanket for nursing infants in the prior art has single function, is easy to mildew in a humid environment for a long time, has poor air permeability in the using process and is easy to cause adverse effects on the skin of infants; on the other hand, the infant care blankets on the market have the defects of more or less mothproof, antibacterial, mildewproof, flame retardant, antistatic and washable performances to be improved and the hand feeling is not soft enough. Particularly, when the infants are in the desire period, a large amount of saliva is easy to flow, and the blankets are always plugged into the mouths of the infants, so that the traditional blankets for infant care in the market are easy to have adverse effects on the respiratory systems of the infants; in addition, because the traditional infant nursing blanket is not good, the infants can get bed wet frequently when sleeping, the blanket can be wetted even though the infants use the diaper, and the quality of sleep of the infants can be affected by wrapping the infants with the diaper.
The Chinese invention patent with the application number of 201711418689.X discloses a fluffy antibacterial non-woven fabric baby blanket and a preparation method thereof, wherein the fluffy antibacterial non-woven fabric baby blanket comprises the following raw materials in parts by weight: 17-25 parts of polyacrylonitrile, 5-10 parts of chitosan, 120 parts of dimethylformamide 100-. In the invention, the chitosan and the polyvinyl alcohol have good compatibility, and the polyvinyl alcohol can improve the mechanical property of the chitosan fiber by blending the chitosan and the polyvinyl alcohol; and then blending the acetic acid solution of the chitosan and the dimethylformamide solution of the polyacrylonitrile to obtain a uniform spinning solution for wet spinning, wherein a large number of hydrophilic groups are contained on the macromolecular chain of the chitosan, so that a plurality of microporous structures can be formed in the wet spinning process, the moisture absorption performance and the dyeing performance of the blended fiber are improved, the prepared chitosan/polyacrylonitrile blended fiber has better strength and antibacterial performance, and the baby blanket processed and produced by the chitosan/polyacrylonitrile blended fiber is soft, moisture-absorbing, breathable and fluffy and has good antibacterial and deodorant effects. However, the compatibility between polyacrylonitrile and chitosan is not good, the performance stability of the prepared product needs to be further improved, polyacrylonitrile can have an irritation effect on skin, and the mildew resistance, antistatic performance and washing resistance of the product need to be further improved.
Therefore, there is a need for a blanket for infant care which is excellent in moth-proofing, antibacterial and mildew-proofing properties, flame-retardant, antistatic, air-permeable and wash-resistant properties, and has a good effect of infant care.
Disclosure of Invention
In view of the above, the invention aims to provide an infant nursing blanket and a preparation method thereof, wherein the preparation method has the advantages of simple process, low production cost, high production efficiency and yield, and strong clinical practicability; the blanket for infant care prepared by the preparation method has good biocompatibility, excellent mothproof, antibacterial and mildew-proof performances, good flame retardance, antistatic performance, air permeability and washing fastness, and good infant care effect, and effectively realizes organic unification among economic value, social value and ecological value.
In order to achieve the purpose, the invention adopts the technical scheme that:
the blanket for infant care is characterized by being obtained by weaving warp yarns and weft yarns, wherein at least one of the warp yarns and the weft yarns is a functional care fiber yarn, and the functional care fiber yarn comprises the following components in parts by weight: 15-25 parts of 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, 40-60 parts of eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/ethyl propylene carbonate copolymer and 2-5 parts of alginic acid.
Preferably, the warp yarn is any one of cotton yarn, polyester yarn, acrylic yarn and silk yarn.
Preferably, the preparation method of the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate comprises the following steps: dissolving 4-benzoylbenzoic acid and hydroxyl-terminated hyperbranched polycarbonate in a high-boiling-point solvent, adding 4-dimethylaminopyridine and 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride into the solvent, stirring the mixture at 50-60 ℃ for reacting for 6-8 hours, precipitating the mixture in water, filtering the mixture, taking filter residue, performing rotary evaporation to remove by-products, unreacted micromolecules and water, and finally drying the mixture in a vacuum drying oven at 80-90 ℃ to constant weight to obtain the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate.
Preferably, the mass ratio of the 4-benzoylbenzoic acid to the hydroxyl-terminated hyperbranched polycarbonate to the high-boiling point solvent to the 4-dimethylaminopyridine to the 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride is (2-3) to (1-10-20) to (0.4-0.6) to 0.3.
Preferably, the high boiling point solvent is at least one of dimethyl sulfoxide, N-dimethylformamide, N-dimethylacetamide and N-methylpyrrolidone.
Preferably, the preparation method of the hydroxyl-terminated hyperbranched polycarbonate is as follows: chinese invention patent example 1 with application number 201710466507. X.
Further, the preparation method of the eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer comprises the following steps: adding eugenol glucoside, sinapine, 2- (dimethylvinylsilane) pyridine, propylene carbonate and an initiator into N-methylpyrrolidone, stirring and reacting for 4-6 hours at 70-80 ℃ under the atmosphere of nitrogen or inert gas, then precipitating in water, washing the precipitated polymer for 3-6 times by using ethanol, and finally drying in a vacuum drying oven at 80-90 ℃ to constant weight to obtain the eugenol glucoside/sinapine/2- (dimethylvinylsilane) pyridine/propylene carbonate copolymer.
Preferably, the mass ratio of the eugenol glucoside to the sinapine to the 2- (dimethylvinylsilicon) pyridine to the propylene carbonate to the initiator to the N-methylpyrrolidone is 1:1:2:1 (0.04-0.06) to (15-25).
Preferably, the initiator is at least one of azobisisobutyronitrile and azobisisoheptonitrile.
Preferably, the inert gas is one of helium, neon and argon.
Further, the preparation method of the functional care fiber yarn comprises the following steps:
step S1, uniformly mixing the components in proportion to form a mixed material, dissolving the mixed material in N, N-dimethylformamide, uniformly stirring, ultrasonically dispersing, vacuumizing and defoaming to obtain a spinning solution, and preparing the functional care fiber by wet spinning;
step S2, preparing fiber yarns by respectively passing the functional care fibers prepared in the step S1 through a first roller, a first hot box, a cooling plate, a false twister, a second roller, a network nozzle, a second hot phase, a third roller, an oil tanker and winding;
and S3, soaking the fiber yarn prepared in the step S2 in a 5-10% by mass of alginic acid solution at the temperature of 60-80 ℃ for 10-20 hours, taking out, washing with water for 4-8 times, drying in a vacuum drying oven at the temperature of 90-100 ℃ to constant weight, spraying a catalyst solution on the surface of the obtained crude product, and continuously drying in the vacuum drying oven for 15-20 hours to obtain the functional nursing fiber yarn.
Preferably, the mass ratio of the mixed material to the N, N-dimethylformamide in the step S1 is 1 (5-7).
Preferably, the mass ratio of the crude product to the catalyst solution in step S3 is 1 (0.05-0.08).
Preferably, the catalyst solution is prepared by uniformly mixing the following raw materials in parts by weight: 10-20 parts of 4-dimethylaminopyridine, 5-10 parts of 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride, 30-35 parts of ethanol and 20-25 parts of water.
Another object of the present invention is to provide a method for preparing the infant care blanket, comprising the steps of: guiding the weft yarns and the warp yarns into a weaving machine, and weaving blanks by the weaving machine; then carding, ironing, pre-shaping, dyeing, dehydrating and softening, shaping and drying, sanding, winding, slitting and packaging are carried out in sequence to obtain the finished product of the blanket for infant care.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
(1) the preparation method of the blanket for nursing the infants and the preparation method of the blanket provided by the invention has the advantages of simple process, low production cost, high production efficiency and yield and strong clinical practicability.
(2) The blanket for infant care provided by the invention overcomes the defects that the blanket for infant care in the prior art has single function, is easy to mildew in a humid environment for a long time, has poor air permeability in the use process and is easy to cause adverse effects on the skin of an infant; on the other hand, the fabric has the defects of more or less mothproof, antibacterial, mildew-proof, flame-retardant, antistatic and washable performances to be improved and insufficient soft hand feeling, and has the advantages of good biocompatibility, excellent mothproof, antibacterial and mildew-proof performances, good flame-retardant, antistatic, air permeability and washable performances, good infant care effect and capability of effectively realizing organic unification among economic value, social value and ecological value.
(3) According to the blanket for infant care, the warp yarns and the weft yarns are woven by adopting different yarns, so that the excellent performances of various yarns can be kept, and the biological functions and the air permeability of the blanket can be improved on the basis of ensuring the heat preservation performance; the functional nursing fiber thread has safe and easily obtained raw materials and low cost, so that the prepared nursing blanket has good biocompatibility and small irritation to skin and is beneficial to nursing infants.
(4) According to the blanket for infant care, the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate is added, the introduction of the polycarbonate structure can ensure beneficial biocompatibility, the hyperbranched structure effectively ensures air permeability, improves the solubility and the modification activity of the hyperbranched structure, and is beneficial to modification and spinning processing of the hyperbranched structure; the 4-benzoylbenzoic acid is modified, so that the hydroxyl-terminated part of the hyperbranched polycarbonate and the carboxyl on the 4-benzoylbenzoic acid are subjected to esterification reaction, a benzene-containing acyl phenyl structure is introduced into a hyperbranched polycarbonate molecular chain, the sunlight aging resistance of the nursing blanket can be effectively improved, the solubility of the hyperbranched polycarbonate is effectively regulated and controlled through proportion, the molecular chain of the hyperbranched polycarbonate not only contains hydrophobic substances, but also contains hydrophilic hydroxyl which does not participate in the reaction, and due to the existence of the hydrophilic groups, the obtained product can ensure waterproofness and improve the air permeability of the product, so that an infant user has strong use comfort.
(5) According to the blanket for infant care, provided by the invention, the added eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer contains a carbonate structural unit in a molecular structure, and the same structural unit as that contained in the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate can effectively ensure the compatibility between the two; the molecular chain is introduced with a eugenol glucoside structure, so that on one hand, the mothproof effect can be achieved, and on the other hand, the air permeability and the moisture permeability can be improved by hydrophilic groups on the eugenol glucoside structure; sinapine is introduced into a molecular chain, and the phenolic hydroxyl group and the quaternary ammonium salt structure on the sinapine have synergistic effect, so that the product has excellent mildew-proof antibacterial property and antistatic property, and in addition, the introduction of the phenolic structure can also care the skin; 2- (dimethyl vinyl silicon) pyridine can improve weather resistance and water resistance; the introduction of alginic acid can further improve antibacterial property and biocompatibility, and the alginic acid can react with hydroxyl and quaternary ammonium salt cations in other components, so that all the components are connected together in a chemical bond form, the comprehensive performance and the performance stability of the material are effectively improved, and the durability of the material is improved.
Detailed Description
In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the invention only and are not intended to limit the scope of the invention.
In the embodiment of the invention, the raw materials are all purchased commercially; the preparation method of the hydroxyl-terminated hyperbranched polycarbonate is as follows: chinese invention patent example 1 with application number 201710466507. X.
Example 1
The blanket for infant care is characterized by being obtained by weaving warp yarns and weft yarns, wherein the weft yarns are functional care fiber yarns, and the functional care fiber yarns comprise the following components in parts by weight: 15 parts of 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, 40 parts of eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer and 2 parts of alginic acid; the warp yarns are cotton yarns.
The preparation method of the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate comprises the following steps: dissolving 4-benzoylbenzoic acid and hydroxyl-terminated hyperbranched polycarbonate in dimethyl sulfoxide, adding 4-dimethylaminopyridine and 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride into the dimethyl sulfoxide, stirring the mixture at 50 ℃ for reacting for 6 hours, precipitating the mixture in water, filtering the mixture, taking filter residue, performing rotary evaporation to remove byproducts, unreacted micromolecules and water, and finally drying the mixture in a vacuum drying oven at 80 ℃ to constant weight to obtain 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate; the mass ratio of the 4-benzoylbenzoic acid to the hydroxyl-terminated hyperbranched polycarbonate to the dimethyl sulfoxide to the 4-dimethylaminopyridine to the 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride is 2:1:10:0.4: 0.3.
The preparation method of the eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer comprises the following steps: adding eugenol glucoside, sinapine, 2- (dimethylvinylsilane) pyridine, propylene carbonate and azobisisobutyronitrile into N-methylpyrrolidone, stirring at 70 ℃ under the nitrogen atmosphere for reaction for 4 hours, then precipitating in water, washing the precipitated polymer for 3 times by using ethanol, and finally drying in a vacuum drying oven at 80 ℃ to constant weight to obtain the eugenol glucoside/sinapine/2- (dimethylvinylsilane) pyridine/propylene carbonate copolymer; the mass ratio of the eugenol glucoside to the sinapine to the 2- (dimethylvinylsilicon) pyridine to the ethyl propylene carbonate to the azodiisobutyronitrile to the N-methylpyrrolidone is 1:1:2:1:0.04: 15.
The preparation method of the functional care fiber yarn comprises the following steps:
step S1, uniformly mixing the components in proportion to form a mixed material, dissolving the mixed material in N, N-dimethylformamide, uniformly stirring, ultrasonically dispersing, vacuumizing and defoaming to obtain a spinning solution, and preparing the functional care fiber by wet spinning; the mass ratio of the mixed material to the N, N-dimethylformamide is 1: 5;
step S2, preparing fiber yarns by respectively passing the functional care fibers prepared in the step S1 through a first roller, a first hot box, a cooling plate, a false twister, a second roller, a network nozzle, a second hot phase, a third roller, an oil tanker and winding;
step S3, soaking the fiber yarn prepared in the step S2 in a 5% by mass of alginic acid solution at 60 ℃ for 10 hours, taking out, washing with water for 4 times, drying in a vacuum drying oven at 90 ℃ to constant weight, spraying a catalyst solution on the surface of the obtained crude product, and continuously drying in the vacuum drying oven for 15 hours to obtain a functional nursing fiber yarn; the mass ratio of the crude product to the catalyst solution is 1: 0.05;
the catalyst solution is prepared by uniformly mixing the following raw materials in parts by weight: 10 parts of 4-dimethylamino pyridine, 5 parts of 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride, 30 parts of ethanol and 20 parts of water.
The preparation method of the blanket for infant care is characterized by comprising the following steps of: guiding the weft yarns and the warp yarns into a weaving machine, and weaving blanks by the weaving machine; then carding, ironing, pre-shaping, dyeing, dehydrating and softening, shaping and drying, sanding, winding, slitting and packaging are carried out in sequence to obtain the finished product of the blanket for infant care.
Example 2
The blanket for infant care is characterized by being obtained by weaving warp yarns and weft yarns, wherein the weft yarns are functional care fiber yarns, and the functional care fiber yarns comprise the following components in parts by weight: 17 parts of 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, 45 parts of eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer and 3 parts of alginic acid; the warp yarns are polyester yarns.
The preparation method of the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate comprises the following steps: dissolving 4-benzoylbenzoic acid and hydroxyl-terminated hyperbranched polycarbonate in N, N-dimethylformamide, adding 4-dimethylaminopyridine and 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride into the N, N-dimethylformamide, stirring the mixture at 53 ℃ for reacting for 6.5 hours, precipitating the mixture in water, filtering the mixture, taking filter residue, performing rotary evaporation to remove byproducts, unreacted small molecules and water, and finally drying the mixture in a vacuum drying oven at 83 ℃ to constant weight to obtain 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate; the mass ratio of the 4-benzoylbenzoic acid to the hydroxyl-terminated hyperbranched polycarbonate to the N, N-dimethylformamide to the 4-dimethylaminopyridine to the 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride is 2.3:1:12:0.45: 0.3.
The preparation method of the eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer comprises the following steps: adding eugenol glucoside, sinapine, 2- (dimethylvinylsilane) pyridine, propylene carbonate and azodiisoheptanonitrile into N-methylpyrrolidone, stirring and reacting for 4.5 hours at 73 ℃ under the atmosphere of helium, then precipitating in water, washing the precipitated polymer for 4 times by using ethanol, and finally drying in a vacuum drying oven at 82 ℃ to constant weight to obtain a eugenol glucoside/sinapine/2- (dimethylvinylsilane) pyridine/propylene carbonate copolymer; the mass ratio of the eugenol glucoside to the sinapine to the 2- (dimethylvinylsilicon) pyridine to the ethyl propylene carbonate to the azodiisoheptanonitrile to the N-methylpyrrolidone is 1:1:2:1:0.045: 17.
The preparation method of the functional care fiber yarn comprises the following steps:
step S1, uniformly mixing the components in proportion to form a mixed material, dissolving the mixed material in N, N-dimethylformamide, uniformly stirring, ultrasonically dispersing, vacuumizing and defoaming to obtain a spinning solution, and preparing the functional care fiber by wet spinning; the mass ratio of the mixed material to the N, N-dimethylformamide is 1: 5.5;
step S2, preparing fiber yarns by respectively passing the functional care fibers prepared in the step S1 through a first roller, a first hot box, a cooling plate, a false twister, a second roller, a network nozzle, a second hot phase, a third roller, an oil tanker and winding;
step S3, soaking the fiber yarn prepared in the step S2 in a alginic acid solution with the mass fraction of 6% at 65 ℃ for 12 hours, taking out, washing with water for 5 times, drying in a vacuum drying oven at 92 ℃ to constant weight, spraying a catalyst solution on the surface of the obtained crude product, and continuously drying in the vacuum drying oven for 16 hours to obtain a functional nursing fiber yarn; the mass ratio of the crude product to the catalyst solution is 1: 0.06.
The catalyst solution is prepared by uniformly mixing the following raw materials in parts by weight: 12 parts of 4-dimethylaminopyridine, 6 parts of 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride, 31 parts of ethanol and 21 parts of water.
The preparation method of the blanket for infant care is characterized by comprising the following steps of: guiding the weft yarns and the warp yarns into a weaving machine, and weaving blanks by the weaving machine; then carding, ironing, pre-shaping, dyeing, dehydrating and softening, shaping and drying, sanding, winding, slitting and packaging are carried out in sequence to obtain the finished product of the blanket for infant care.
Example 3
The blanket for infant care is characterized by being obtained by weaving warp yarns and weft yarns, wherein the weft yarns are functional care fiber yarns, and the functional care fiber yarns comprise the following components in parts by weight: 20 parts of 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, 50 parts of eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer and 3.5 parts of alginic acid; the warp yarns are acrylic yarns.
The preparation method of the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate comprises the following steps: dissolving 4-benzoylbenzoic acid and hydroxyl-terminated hyperbranched polycarbonate in N, N-dimethylacetamide, adding 4-dimethylaminopyridine and 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride, stirring at 55 ℃ for reaction for 7 hours, precipitating in water, filtering, taking filter residue, performing rotary evaporation to remove by-products, unreacted micromolecules and water, and finally drying in a vacuum drying oven at 85 ℃ to constant weight to obtain 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate; the mass ratio of the 4-benzoylbenzoic acid to the hydroxyl-terminated hyperbranched polycarbonate to the N, N-dimethylacetamide to the 4-dimethylaminopyridine to the 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride is 2.5:1:15:0.5: 0.3.
The preparation method of the eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer comprises the following steps: adding eugenol glucoside, sinapine, 2- (dimethylvinylsilane) pyridine, propylene carbonate and azobisisobutyronitrile into N-methylpyrrolidone, stirring and reacting for 5 hours at 75 ℃ under the atmosphere of neon, then precipitating in water, washing the precipitated polymer for 4 times by using ethanol, and finally drying in a vacuum drying oven at 85 ℃ to constant weight to obtain the eugenol glucoside/sinapine/2- (dimethylvinylsilane) pyridine/propylene carbonate copolymer; the mass ratio of the eugenol glucoside to the sinapine to the 2- (dimethylvinylsilicon) pyridine to the ethyl propylene carbonate to the azodiisobutyronitrile to the N-methylpyrrolidone is 1:1:2:1:0.05: 20.
The preparation method of the functional care fiber yarn comprises the following steps:
step S1, uniformly mixing the components in proportion to form a mixed material, dissolving the mixed material in N, N-dimethylformamide, uniformly stirring, ultrasonically dispersing, vacuumizing and defoaming to obtain a spinning solution, and preparing the functional care fiber by wet spinning; the mass ratio of the mixed material to the N, N-dimethylformamide is 1: 6;
step S2, preparing fiber yarns by respectively passing the functional care fibers prepared in the step S1 through a first roller, a first hot box, a cooling plate, a false twister, a second roller, a network nozzle, a second hot phase, a third roller, an oil tanker and winding;
step S3, soaking the fiber yarn prepared in the step S2 in a alginic acid solution with the mass fraction of 8% at 70 ℃ for 15 hours, taking out, washing with water for 6 times, then drying in a vacuum drying oven at 95 ℃ to constant weight, spraying a catalyst solution on the surface of the obtained crude product, and then continuously drying in the vacuum drying oven for 17.5 hours to obtain a functional nursing fiber yarn; the mass ratio of the crude product to the catalyst solution is 1: 0.07.
The catalyst solution is prepared by uniformly mixing the following raw materials in parts by weight: 15 parts of 4-dimethylaminopyridine, 8 parts of 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride, 33 parts of ethanol and 23 parts of water.
The preparation method of the blanket for infant care is characterized by comprising the following steps of: guiding the weft yarns and the warp yarns into a weaving machine, and weaving blanks by the weaving machine; then carding, ironing, pre-shaping, dyeing, dehydrating and softening, shaping and drying, sanding, winding, slitting and packaging are carried out in sequence to obtain the finished product of the blanket for infant care.
Example 4
The blanket for infant care is characterized by being obtained by weaving warp yarns and weft yarns, wherein the warp yarns and the weft yarns are functional care fiber yarns, and the functional care fiber yarns comprise the following components in parts by weight: 24 parts of 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, 58 parts of eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer and 4.5 parts of alginic acid.
The preparation method of the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate comprises the following steps: dissolving 4-benzoylbenzoic acid and hydroxyl-terminated hyperbranched polycarbonate in a high-boiling-point solvent, adding 4-dimethylaminopyridine and 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride into the solvent, stirring the mixture at 58 ℃ for reaction for 7.8 hours, precipitating the mixture in water, filtering the mixture, taking filter residue, performing rotary evaporation to remove byproducts, unreacted micromolecules and water, and finally drying the mixture in a vacuum drying oven at 88 ℃ to constant weight to obtain 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate; the mass ratio of the 4-benzoylbenzoic acid to the hydroxyl-terminated hyperbranched polycarbonate to the high-boiling point solvent to the 4-dimethylaminopyridine to the 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride is 2.8:1:19:0.56: 0.3; the high boiling point solvent is formed by mixing dimethyl sulfoxide, N-dimethylformamide, N-dimethylacetamide and N-methylpyrrolidone according to a mass ratio of 1:1:3: 2.
The preparation method of the eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer comprises the following steps: adding eugenol glucoside, sinapine, 2- (dimethylvinylsilane) pyridine, propylene carbonate and an initiator into N-methylpyrrolidone, stirring at 78 ℃ under the argon atmosphere for reaction for 5.8 hours, then precipitating in water, washing the precipitated polymer for 5 times by using ethanol, and finally drying in a vacuum drying oven at 88 ℃ to constant weight to obtain a eugenol glucoside/sinapine/2- (dimethylvinylsilane) pyridine/propylene carbonate copolymer; the mass ratio of the eugenol glucoside to the sinapine to the 2- (dimethylvinylsilicon) pyridine to the ethyl propylene carbonate to the initiator to the N-methylpyrrolidone is 1:1:2:1:0.057: 24; the initiator is formed by mixing azodiisobutyronitrile and azodiisoheptonitrile according to the mass ratio of 3: 5.
The preparation method of the functional care fiber yarn comprises the following steps:
step S1, uniformly mixing the components in proportion to form a mixed material, dissolving the mixed material in N, N-dimethylformamide, uniformly stirring, ultrasonically dispersing, vacuumizing and defoaming to obtain a spinning solution, and preparing the functional care fiber by wet spinning; the mass ratio of the mixed material to the N, N-dimethylformamide is 1: 6.8;
step S2, preparing fiber yarns by respectively passing the functional care fibers prepared in the step S1 through a first roller, a first hot box, a cooling plate, a false twister, a second roller, a network nozzle, a second hot phase, a third roller, an oil tanker and winding;
step S3, soaking the fiber yarn prepared in the step S2 in a 9% alginic acid solution at 78 ℃ for 18 hours, taking out, washing with water for 7 times, drying in a vacuum drying oven at 98 ℃ to constant weight, spraying a catalyst solution on the surface of the obtained crude product, and continuously drying in the vacuum drying oven for 19 hours to obtain a functional nursing fiber yarn; the mass ratio of the crude product to the catalyst solution is 1: 0.075.
The catalyst solution is prepared by uniformly mixing the following raw materials in parts by weight: 18 parts of 4-dimethylamino pyridine, 9 parts of 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride, 34 parts of ethanol and 24 parts of water.
The preparation method of the blanket for infant care is characterized by comprising the following steps of: guiding the weft yarns and the warp yarns into a weaving machine, and weaving blanks by the weaving machine; then carding, ironing, pre-shaping, dyeing, dehydrating and softening, shaping and drying, sanding, winding, slitting and packaging are carried out in sequence to obtain the finished product of the blanket for infant care.
Example 5
The blanket for infant care is characterized by being obtained by weaving warp yarns and weft yarns, wherein the weft yarns are functional care fiber yarns, and the functional care fiber yarns comprise the following components in parts by weight: 25 parts of 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, 60 parts of eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer and 5 parts of alginic acid; the warp yarns are silk threads.
The preparation method of the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate comprises the following steps: dissolving 4-benzoylbenzoic acid and hydroxyl-terminated hyperbranched polycarbonate in N-methylpyrrolidone, adding 4-dimethylaminopyridine and 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride into the N-methylpyrrolidone, stirring the mixture at 60 ℃ for reacting for 8 hours, precipitating the mixture in water, filtering the mixture, taking filter residue, performing rotary evaporation to remove by-products, unreacted micromolecules and water, and finally drying the mixture in a vacuum drying oven at 90 ℃ to constant weight to obtain the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate; the mass ratio of the 4-benzoylbenzoic acid to the hydroxyl-terminated hyperbranched polycarbonate to the N-methylpyrrolidone to the 4-dimethylaminopyridine to the 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride is 3:1:20:0.6: 0.3.
The preparation method of the eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/propylene ethyl carbonate copolymer comprises the following steps: adding eugenol glucoside, sinapine, 2- (dimethylvinylsilane) pyridine, propylene carbonate and azobisisobutyronitrile into N-methylpyrrolidone, stirring at 80 ℃ under the nitrogen atmosphere for 6 hours, precipitating in water, washing the precipitated polymer for 6 times by using ethanol, and finally drying in a vacuum drying oven at 90 ℃ to constant weight to obtain the eugenol glucoside/sinapine/2- (dimethylvinylsilane) pyridine/propylene carbonate copolymer; the mass ratio of the eugenol glucoside to the sinapine to the 2- (dimethylvinylsilicon) pyridine to the ethyl propylene carbonate to the azodiisobutyronitrile to the N-methylpyrrolidone is 1:1:2:1:0.06: 25.
The preparation method of the functional care fiber yarn comprises the following steps:
step S1, uniformly mixing the components in proportion to form a mixed material, dissolving the mixed material in N, N-dimethylformamide, uniformly stirring, ultrasonically dispersing, vacuumizing and defoaming to obtain a spinning solution, and preparing the functional care fiber by wet spinning; the mass ratio of the mixed material to the N, N-dimethylformamide is 1: 7;
step S2, preparing fiber yarns by respectively passing the functional care fibers prepared in the step S1 through a first roller, a first hot box, a cooling plate, a false twister, a second roller, a network nozzle, a second hot phase, a third roller, an oil tanker and winding;
step S3, soaking the fiber yarn prepared in the step S2 in 10% by mass of alginic acid solution at 80 ℃ for 20 hours, taking out, washing with water for 8 times, drying in a vacuum drying oven at 100 ℃ to constant weight, spraying a catalyst solution on the surface of the obtained crude product, and continuously drying in the vacuum drying oven for 20 hours to obtain a functional nursing fiber yarn; the mass ratio of the crude product to the catalyst solution is 1: 0.08.
The catalyst solution is prepared by uniformly mixing the following raw materials in parts by weight: 20 parts of 4-dimethylaminopyridine, 10 parts of 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride, 35 parts of ethanol and 25 parts of water.
The preparation method of the blanket for infant care is characterized by comprising the following steps of: guiding the weft yarns and the warp yarns into a weaving machine, and weaving blanks by the weaving machine; then carding, ironing, pre-shaping, dyeing, dehydrating and softening, shaping and drying, sanding, winding, slitting and packaging are carried out in sequence to obtain the finished product of the blanket for infant care.
Comparative example 1
This example provides an infant care blanket, which has a formulation and a preparation method substantially the same as those of example 1, except that 4-benzoylbenzoic acid-modified hydroxyl-terminated hyperbranched polycarbonate is replaced with hydroxyl-terminated hyperbranched polycarbonate.
Comparative example 2
This example provides an infant care blanket of substantially the same formulation and preparation method as in example 1, except that 4-benzoylbenzoic acid modified hydroxy terminated hyperbranched polycarbonate was not added.
Comparative example 3
This example provides an infant care blanket of substantially the same formulation and preparation as in example 1, except that no eugenol glucoside/sinapine/2- (dimethylvinylsilyl) pyridine/propylene ethyl carbonate copolymer was added.
Comparative example 4
This example provides a baby care blanket having substantially the same formulation and preparation method as example 1, except that alginic acid was not added.
To further illustrate the technical and beneficial effects of the embodiments of the present invention, the infant care blankets described in examples 1-5 and comparative examples 1-4 were subjected to the performance test, the test results are shown in table 1, and the test methods are as follows:
(1) air permeability: according to GB/T5453-1997 determination of the air permeability of textile fabrics.
(2) Moisture permeability: according to GB/T12704-.
(3) And (3) antibacterial property: the antibacterial performance of the textile is evaluated by the national standard GB/T20944.3-2008 part 3: the oscillating method is used for quantitatively testing the antibacterial property, and respectively testing the antibacterial rate of escherichia coli before and after 30 times of water washing.
TABLE 1
| Item | Air permeability | Moisture permeability | Antibacterial rate before washing | Antibacterial rate after washing for 30 times |
| Unit of | mm/s | g/(m2.d) | ％ | ％ |
| Example 1 | 58.6 | 2345 | 99.1 | 94.0 |
| Practice ofExample 2 | 58.9 | 2349 | 99.3 | 94.6 |
| Example 3 | 59.2 | 2353 | 99.4 | 95.0 |
| Example 4 | 59.5 | 2358 | 99.6 | 95.4 |
| Example 5 | 59.8 | 2366 | 99.7 | 95.9 |
| Comparative example 1 | 59.0 | 2350 | 98.8 | 92.0 |
| Comparative example 2 | 55.2 | 2321 | 99.0 | 92.1 |
| Comparative example 3 | 55.0 | 2317 | 92.5 | 85.2 |
| Comparative example 4 | 56.9 | 2326 | 94.8 | 88.3 |
As can be seen from table 1, the infant care blanket disclosed by the invention has more excellent air and moisture permeability and moisture absorption performance, antibacterial performance and washing resistance performance, which are the result of the synergistic effect of the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, the eugenol glucoside/sinapine/2- (dimethylvinylsilane) pyridine/propylene ethyl carbonate copolymer and the alginic acid.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The blanket for infant care is characterized by being obtained by weaving warp yarns and weft yarns, wherein at least one of the warp yarns and the weft yarns is a functional care fiber yarn, and the functional care fiber yarn comprises the following components in parts by weight: 15-25 parts of 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate, 40-60 parts of eugenol glucoside/sinapine/2- (dimethylvinylsilicon) pyridine/ethyl propylene carbonate copolymer and 2-5 parts of alginic acid.
2. The blanket for infant care according to claim 1, wherein the warp yarn is any one of a cotton yarn, a polyester yarn, an acrylic yarn, and a silk yarn.
3. The infant care blanket according to claim 1, wherein the preparation method of the 4-benzoylbenzoic acid modified hydroxyl terminated hyperbranched polycarbonate comprises the following steps: dissolving 4-benzoylbenzoic acid and hydroxyl-terminated hyperbranched polycarbonate in a high-boiling-point solvent, adding 4-dimethylaminopyridine and 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride into the solvent, stirring the mixture at 50-60 ℃ for reacting for 6-8 hours, precipitating the mixture in water, filtering the mixture, taking filter residue, performing rotary evaporation to remove by-products, unreacted micromolecules and water, and finally drying the mixture in a vacuum drying oven at 80-90 ℃ to constant weight to obtain the 4-benzoylbenzoic acid modified hydroxyl-terminated hyperbranched polycarbonate.
4. The blanket for infant care according to claim 3, wherein the mass ratio of the 4-benzoylbenzoic acid, the hydroxyl-terminated hyperbranched polycarbonate, the high boiling point solvent, the 4-dimethylaminopyridine and the 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride is (2-3):1 (10-20): 0.4-0.6): 0.3.
5. The blanket for infant care according to claim 3, wherein the high boiling point solvent is at least one of dimethylsulfoxide, N-dimethylformamide, N-dimethylacetamide, and N-methylpyrrolidone.
6. The infant care blanket of claim 1, wherein the method for preparing the eugenol glucoside/sinapine/2- (dimethylvinylsilyl) pyridine/ethyl propylene carbonate copolymer comprises the steps of: adding eugenol glucoside, sinapine, 2- (dimethylvinylsilane) pyridine, propylene carbonate and an initiator into N-methylpyrrolidone, stirring and reacting for 4-6 hours at 70-80 ℃ under the atmosphere of nitrogen or inert gas, then precipitating in water, washing the precipitated polymer for 3-6 times by using ethanol, and finally drying in a vacuum drying oven at 80-90 ℃ to constant weight to obtain the eugenol glucoside/sinapine/2- (dimethylvinylsilane) pyridine/propylene carbonate copolymer.
7. The blanket for infant care according to claim 6, wherein the mass ratio of the eugenol glucoside to the sinapine to the 2- (dimethylvinylsilyl) pyridine to the propylene carbonate to the initiator to the N-methylpyrrolidone is 1:1:2:1 (0.04-0.06) to (15-25); the initiator is at least one of azobisisobutyronitrile and azobisisoheptonitrile; the inert gas is one of helium, neon and argon.
8. The infant care blanket according to any one of claims 1-7, wherein the preparation method of the functional care fiber yarn comprises the following steps:
step S1, uniformly mixing the components in proportion to form a mixed material, dissolving the mixed material in N, N-dimethylformamide, uniformly stirring, ultrasonically dispersing, vacuumizing and defoaming to obtain a spinning solution, and preparing the functional care fiber by wet spinning;
step S2, preparing fiber yarns by respectively passing the functional care fibers prepared in the step S1 through a first roller, a first hot box, a cooling plate, a false twister, a second roller, a network nozzle, a second hot phase, a third roller, an oil tanker and winding;
and S3, soaking the fiber yarn prepared in the step S2 in a 5-10% by mass of alginic acid solution at the temperature of 60-80 ℃ for 10-20 hours, taking out, washing with water for 4-8 times, drying in a vacuum drying oven at the temperature of 90-100 ℃ to constant weight, spraying a catalyst solution on the surface of the obtained crude product, and continuously drying in the vacuum drying oven for 15-20 hours to obtain the functional nursing fiber yarn.
9. The blanket for infant care according to claim 8, wherein the mass ratio of the mixed material to the N, N-dimethylformamide in the step S1 is 1 (5-7); the mass ratio of the crude product to the catalyst solution in the step S3 is 1 (0.05-0.08); the catalyst solution is prepared by uniformly mixing the following raw materials in parts by weight: 10-20 parts of 4-dimethylaminopyridine, 5-10 parts of 1-ethyl- (3-dimethylaminopropyl) carbodiimide hydrochloride, 30-35 parts of ethanol and 20-25 parts of water.
10. The infant care blanket according to any one of claims 1-7, wherein the method for preparing the infant care blanket comprises the steps of: guiding the weft yarns and the warp yarns into a weaving machine, and weaving blanks by the weaving machine; then carding, ironing, pre-shaping, dyeing, dehydrating and softening, shaping and drying, sanding, winding, slitting and packaging are carried out in sequence to obtain the finished product of the blanket for infant care.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016302A (en) * | 2021-11-05 | 2022-02-08 | 福建百爵纸制品有限责任公司 | Preparation method of pure cotton non-woven fabric with dry and comfortable surface finish, non-woven fabric and device |
| CN114045605A (en) * | 2021-09-26 | 2022-02-15 | 常熟市欣鑫经纬编有限公司 | Warp-knitted electric blanket fabric and preparation method thereof |
-
2020
- 2020-03-16 CN CN202010183163.3A patent/CN111345649A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114045605A (en) * | 2021-09-26 | 2022-02-15 | 常熟市欣鑫经纬编有限公司 | Warp-knitted electric blanket fabric and preparation method thereof |
| CN114016302A (en) * | 2021-11-05 | 2022-02-08 | 福建百爵纸制品有限责任公司 | Preparation method of pure cotton non-woven fabric with dry and comfortable surface finish, non-woven fabric and device |
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