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CN-121971301-A - Multifunctional composite no-wash towel and preparation method thereof

CN121971301ACN 121971301 ACN121971301 ACN 121971301ACN-121971301-A

Abstract

The invention relates to a multifunctional composite no-wash towel and a preparation method thereof, belonging to the technical field of textiles. The preparation method comprises the following steps of S1, dissolving modified mesoporous silica spheres and a dispersing agent in water to obtain a modified silica sphere suspension, dissolving fibroin in guanidine hydrochloride aqueous solution to obtain a fibroin solution, swelling cellulose in sodium hydroxide solution, adding a thickening agent, uniformly mixing, and freezing to obtain a cellulose solution, S2, uniformly stirring the modified silica sphere suspension, the fibroin solution, the cellulose solution and a binder to obtain a composite spinning solution, S3, extruding the composite spinning solution into a coagulating bath, washing and crosslinking to obtain composite fibers, S4, preparing the composite fibers into porous non-woven fabrics through a water-jet method, soaking the porous non-woven fabrics in the functional auxiliary agent solution, and drying to obtain the composite no-wash towel, thereby realizing lasting, efficient and safe unification of the composite no-wash towel in oil absorption and control, hair quality repairing and hair follicle activating performance.

Inventors

  • DONG YIHANG
  • Zheng Rujing
  • JIANG JINJIE
  • LIU WEI
  • ZHOU NING
  • LIU YUQING

Assignees

  • 浙江浩迈科技有限公司

Dates

Publication Date
20260505
Application Date
20251205

Claims (10)

  1. 1. The preparation method of the multifunctional composite no-clean headband is characterized by comprising the following steps of: S1, dissolving modified mesoporous silica spheres and a dispersing agent in water, and performing ultrasonic treatment to obtain a modified silica sphere suspension, wherein the modified mesoporous silica spheres are mesoporous silica spheres modified by a silane coupling agent, the mesoporous silica spheres comprise mesoporous silica and mesoporous organosilicon, the mesoporous organosilicon is one or more selected from ethyl bridging organosilicon, phenyl bridging organosilicon, azido bridging organosilicon and amino acid bridging organosilicon, and the silane coupling agent is obtained by compounding KH-550 and KH-570 according to the mass ratio of (2-4): 1; dissolving fibroin in guanidine hydrochloride aqueous solution, and obtaining fibroin solution after dialysis and purification; Swelling cellulose in sodium hydroxide solution, then continuously adding thickener, mixing uniformly, and freezing to obtain cellulose solution; S2, mixing the modified silicon sphere suspension and the fibroin solution in the step S1, magnetically stirring uniformly, and continuously adding the cellulose solution and the binder, shearing and stirring uniformly to obtain a composite spinning solution; S3, extruding the composite spinning solution in the step S2 into a coagulating bath through wet spinning, washing, immersing and crosslinking the fiber into a genipin solution after the fiber is formed, and drying the fiber in vacuum to obtain the composite fiber; S4, preparing the composite fiber in the step S3 into porous non-woven fabric through a water jet method, soaking the porous non-woven fabric in a functional auxiliary agent solution, and drying to obtain the multifunctional composite no-clean headband.
  2. 2. The method for preparing a multifunctional composite leave-on headband according to claim 1, wherein in S1, the dispersant is selected from one or more of polyethylene glycol, polyvinylpyrrolidone, sodium dodecyl sulfate, tween-80 and span-60; The mass ratio of the mesoporous silica to the mesoporous organosilicon is 1 (2-4); The particle sizes of the mesoporous silica and the mesoporous organosilicon are independently 100nm-200nm, and the pore diameters are independently 2nm-50nm; The mass fraction of the modified mesoporous silicon spheres in the modified silicon sphere suspension is 9% -13%, and the mass fraction of the dispersing agent is 0.08% -0.12%.
  3. 3. The method for preparing a multifunctional composite leave-on headband according to claim 1, wherein in S1, the concentration of the guanidine hydrochloride aqueous solution is 6.8mol/L to 7.2mol/L; The mass fraction of fibroin in the fibroin solution is 6% -8%, the molecular weight is 2kDa-80kDa, and the viscosity of the solution is 300 mPa.s-500 mPa.s.
  4. 4. The method for preparing a multifunctional composite leave-on headband according to claim 1, wherein in S1, the mass fraction of the sodium hydroxide solution is 7% -9%; The swelling treatment temperature is 48-52 ℃ and the swelling treatment time is 1.5-3 h; the thickener is one or more selected from urea, polyvinylpyrrolidone, sodium dodecyl sulfate, tween-80 and span-60; The temperature of the freezing treatment is between minus 6 ℃ and minus 4 ℃ and the time is between 0.5h and 1.5h; The mass fraction of cellulose in the cellulose solution is 5% -7%, the polymerization degree is 500-800, the mass fraction of the thickener is 2.8% -3.2%, and the viscosity of the solution is 800 mPa.s-1000 mPa.s.
  5. 5. The preparation method of the multifunctional composite leave-in headband according to claim 1, wherein in the step S2, the mass ratio of the modified silicon sphere suspension to the fibroin solution to the cellulose solution is (1.3-1.7) 1 (5.6-6.0); the binder is one or more selected from polyvinyl alcohol, polyacrylic acid, sodium alginate, sodium carboxymethyl cellulose and polyurethane; The magnetic stirring is carried out for 28min-32min under the conditions of 28 ℃ to 32 ℃ and 280rpm to 320 rpm; the shearing stirring is carried out for 55min-65min under the conditions of 38 ℃ to 42 ℃ and 780rpm to 820 rpm; The mass fraction of the binder in the composite spinning solution is 1.8% -2.2%.
  6. 6. The preparation method of the multifunctional composite disposable headband according to claim 1, wherein in the step S3, the technological parameters of the wet spinning are that the aperture of a spinneret is 0.14mm-0.16mm, the length-diameter ratio is (4.8-5.2): 1, and the spinning speed is 5m/min-8m/min; the mass fraction of ammonium sulfate added in the coagulating bath is 11% -13%, and the mass fraction of ethanol is 4.5% -5.5%.
  7. 7. The method for preparing a multifunctional composite leave-on headband according to claim 1, wherein in S3, the mass fraction of the genipin solution is 0.5% -1.5%; The temperature of the crosslinking reaction is 35-40 ℃ and the time is 2-5 h.
  8. 8. The method for preparing a multifunctional composite no-clean headband according to claim 1, wherein in S4, the hydroentangling method is to primarily entangle fibers with 10MPa-15MPa pre-hydroentangled 2-4 times under the condition of 25 ℃ to 30 ℃, then to form stable structures with 18MPa-22MPa main hydroentangled 4-6 times, and finally to trim the cloth cover with 8MPa-10MPa post-hydroentangled 1-3 times.
  9. 9. The method for preparing a multifunctional composite leave-on headband according to claim 1, wherein in S4, the soaking temperature is 35 ℃ to 45 ℃ for 15min to 25min; the functional auxiliary agent solution comprises 0.5-1% of panthenol, 0.3-0.8% of vitamin E and 0.2-0.5% of polysorbate-80.
  10. 10. A multifunctional composite leave-on headband prepared according to the method of any one of claims 1-9.

Description

Multifunctional composite no-wash towel and preparation method thereof Technical Field The invention belongs to the technical field of textiles, and particularly relates to a multifunctional composite no-wash towel and a preparation method thereof. Background With the continuous acceleration of modern life rhythm and the continuous improvement of personal care concept, no-clean care products gradually become an important development trend of daily chemical industry by virtue of convenience, high efficiency and wide application scene. The hair towel is used as a representative product, integrates multiple functions of scalp cleaning, grease adsorption, nutrition supplement, hair restoration and the like, is especially suitable for daily demands of fast-paced living people, and can meet special use scenes in the environments of travel, postoperative care or water resource shortage. Compared with the traditional water washing nursing mode, the no-wash towel can not only effectively save water resources and reduce time cost, but also avoid the problems of weakened scalp barrier function, damaged hair cuticle and the like caused by frequent water washing, so that stable demands are formed in part of consumer groups, and the industry development is gradually going to the directions of multifunctionalization, compounding and material innovation, so that the market potential is considerable. However, the current commercial disposable headband products still commonly face a plurality of technical bottlenecks, firstly, conventional polyester, viscose or non-woven fabrics are mainly selected as base materials of the products, the materials are simpler in structure, uneven in pore distribution and limited in specific surface area, low in oil absorption capacity and insufficient in oil locking capacity, secondary pollution is easily caused in the using process, user experience is affected, secondly, functional components such as vitamins, plant extracts and protein active substances are usually attached to the surfaces of fibers only through a dipping or spraying mode, problems of low loading capacity, high release speed, weak bonding force with the fibers and the like are caused, dissipation or inactivation easily occurs in the process of multiple use or storage, long-term restoration and stable effect delivery are difficult to achieve, thirdly, a part of products are enhanced with a certain specific function, a chemical modification or high-molecular coating process is introduced, and the method often causes side reactions such as fabric stiffness, air permeability reduction, skin irritation increase and the like, and further restricts product quality improvement. Therefore, developing a disposable headband with high adsorption capacity, structural stability and good biocompatibility has become an urgent task for promoting technical upgrading in the field of disposable headband and meeting higher demands of markets. Disclosure of Invention In order to solve the technical problems, the invention provides the multifunctional composite no-clean hair towel and the preparation method thereof, and the lasting, efficient and safe unification of the multifunctional composite no-clean hair towel in oil absorption and oil control, hair quality repair and hair follicle activation performance is realized through the synergistic effect of mesoporous silicon dioxide and mesoporous organic silicon dual-functional modification, fibroin molecular chain regulation and genipin specific biological crosslinking. The first object of the invention is to provide a preparation method of a multifunctional composite no-clean headband, which comprises the following steps: S1, dissolving modified mesoporous silica spheres and a dispersing agent in water, and performing ultrasonic treatment to obtain a modified silica sphere suspension, wherein the modified mesoporous silica spheres are mesoporous silica spheres modified by a silane coupling agent, the mesoporous silica spheres comprise mesoporous silica and mesoporous organosilicon, the mesoporous organosilicon is one or more selected from ethyl bridging organosilicon, phenyl bridging organosilicon, azido bridging organosilicon and amino acid bridging organosilicon, and the silane coupling agent is obtained by compounding KH-550 and KH-570 according to the mass ratio of (2-4): 1; dissolving fibroin in guanidine hydrochloride aqueous solution, and obtaining fibroin solution after dialysis and purification; Swelling cellulose in sodium hydroxide solution, then continuously adding thickener, mixing uniformly, and freezing to obtain cellulose solution; S2, mixing the modified silicon sphere suspension and the fibroin solution in the step S1, magnetically stirring uniformly, and continuously adding the cellulose solution and the binder, shearing and stirring uniformly to obtain a composite spinning solution; S3, extruding the composite spinning solution in the step S2 into a coagulating bath through w