CN109400930A - Tourmaline powder/meyer sedge fiber-antibacterial latex film preparation method - Google Patents

Tourmaline powder/meyer sedge fiber-antibacterial latex film preparation method Download PDF

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CN109400930A
CN109400930A CN201811357447.9A CN201811357447A CN109400930A CN 109400930 A CN109400930 A CN 109400930A CN 201811357447 A CN201811357447 A CN 201811357447A CN 109400930 A CN109400930 A CN 109400930A
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tourmaline powder
antibacterial
latex
fiber
grass fiber
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陈晰
张锐明
薛松
简璐璐
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Longyan University
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18Manufacture of films or sheets
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2307/00Characterised by the use of natural rubber
    • C08J2307/02Latex
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2497/00Characterised by the use of lignin-containing materials
    • C08J2497/02Lignocellulosic material, e.g. wood, straw or bagasse
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/06Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/38Boron-containing compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00Use of pretreated ingredients
    • C08K9/04Ingredients treated with organic substances

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  • Manufacturing & Machinery (AREA)
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  • Health & Medical Sciences (AREA)
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  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Artificial Filaments (AREA)

Abstract

本发明公开了电气石粉/乌拉草纤维‑抗菌乳胶膜的制备方法,包括:使用硬脂酸对天然电气石粉进行改性制得改性电气石粉,然后将天然胶乳、硫化配合剂、改性电气石粉和乌拉草纤维进行反应制得电气石粉/乌拉草纤维‑天然胶乳复合乳液,再将复合乳液倒入带有边框的玻璃板上进行干燥成膜,最后将所得干膜放入真空干燥箱中进行后硫化实验即可制得所述抗菌膜。本发明所制备的抗菌膜中乌拉草纤维在天然胶乳中会不断持续发挥其抗菌作用,而所加入的天然电气石粉末可持续释放负离子和远红外线向人体提供能量,促进人体新陈代谢,具有排毒及平衡人体酸碱度等保健作用。The invention discloses a preparation method of tourmaline powder/wula fiber-antibacterial latex film, which comprises: using stearic acid to modify natural tourmaline powder to obtain modified tourmaline powder; Stone powder and urax fiber react to obtain tourmaline powder/urax fiber-natural latex composite emulsion, then the composite emulsion is poured into a glass plate with a frame for drying to form a film, and finally the resulting dry film is placed in a vacuum drying box The antibacterial film can be prepared by performing a post-vulcanization experiment. In the antibacterial film prepared by the present invention, the uranaria fiber will continue to exert its antibacterial effect in the natural latex, and the added natural tourmaline powder can continuously release negative ions and far infrared rays to provide energy to the human body, promote human metabolism, and has the advantages of detoxification and Balance the body's pH and other health effects.

Description

Tourmaline powder/meyer sedge fiber-antibacterial latex film preparation method
Technical field
The present invention relates to a kind of preparation methods of Heveatex antibacterial film, especially tourmaline powder/meyer sedge fiber-antibacterial The preparation method of latex film.
Background technique
Heveatex originates from para ruber, and product has excellent comprehensive performance and the property of can not be substituted, answered extensively It is used to prepare dipped article, molding product and sponge latex product, such as: medical catheter, medical gloves and sheath etc. are medical Product.As the improvement of people's living standards, the requirement to latex product not only needs to meet high mechanical strength, heat resistance and resistance to Aging should also have anti-microbial property.At present both at home and abroad about the document report of the natural latex composite material with antibiotic property very It is few, there is not obvious breakthrough also to the research of antibacterial latex.
The utilization of natural green environment-protection fiber resource is not only able to satisfy the requirement to environmental protection but also is able to satisfy Energy Sources Equilibrium It is required that being increasingly valued by people.Sedge is one kind of Carex, is a kind of wild plant, is Marsh Wetland In perennial herb, raised growth is in Northeast China Changbai Mountain arteries and veins and Wai Xin An Lin areas to the south.Meyer sedge fiber be with Sedge is what raw material mentioned, and meyer sedge fiber has excellent thermal property and natural anti-microbial property.
Tourmaline is the general name of the mineral of tourmaline race.Tourmaline not only has ornamental value, also with the physics and chemistry of unique applications Performance.In environment protection field, purification and functionalization of the tourmaline to water and air discharge anion, improve the function of environmental quality, The completely new material to promote health.In healthcare field, tourmaline has antibacterial, emitting far-infrared, antistatic, anti-electromagnetic wave Etc. functions, be very beneficial to body-care.In building field, it is added to the coating, carpet, cement, composite plate of tourmaline micro mist Material etc. has the function of preferably cleaning in-vehicle air.Therefore, in conjunction with the anti-microbial property of meyer sedge fiber and tourmaline powder health care Function is modified Heveatex, and it is to have very much prospect that preparing, which has the compounded latex of excellent antibacterial performance and healthcare function, 's.
Summary of the invention
The purpose of the present invention is to provide tourmaline powder/meyer sedge fiber-antibacterial latex film preparation methods
Technical field
In order to achieve the above objectives, solution of the invention is:
Tourmaline powder/meyer sedge fiber-antibacterial latex film preparation method, which is characterized in that specifically comprise the following steps:
1) nano-tourmaline powder is added water and stirred and is configured to the slurry that mass fraction is 30%, then stirred at 60 DEG C Modifying agent stearic acid is added after 25min, obtained solid, which is dried, for filtering after whip modified 30min can be prepared modification Nano-tourmaline powder;
2) Heveatex is added in the modified Nano tourmaline powder being prepared into step 1), after mixing evenly at 40 DEG C Vulcanizing ingredient is added, gained mixture is heated to 75 DEG C and continues agitating and heating 20min, meyer sedge fiber is then added, Gained mixture continues heating stirring 20min, is cooled to room temperature that tourmaline powder/meyer sedge fiber-Heveatex can be obtained is multiple Close lotion;
3) tourmaline powder/meyer sedge fiber-Heveatex multiple emulsion prepared in step 2) is poured into frame Drying and forming-film is carried out on glass plate and is parched completely to film, then gained dry film is put into vacuum oven after drying and carrying out Vulcanization experiment can be prepared by the tourmaline powder/meyer sedge fiber-antibacterial latex film.
Tourmaline powder/meyer sedge fiber-antibacterial latex film preparation method, which is characterized in that the modified Nano is electrical Mountain flour, meyer sedge fiber, the content of Heveatex and vulcanizing ingredient are as follows in parts by weight:
Preferably, the average-size of the modified Nano tourmaline powder is 40nm-60nm.
Preferably, the stearic additive amount of the modifying agent is the 2% of nano-tourmaline powder mass fraction.
Preferably, the Heveatex is deamination natural concentrating glue cream.
Preferably, the vulcanizing ingredient, in parts by weight, raw material composition and content are as follows:
Preferably, agitating mode described in step 3) is motor machine stirring.
Preferably, drying and forming-film time described in step 4) is 72-96 hours.
Preferably, after cure experimental temperature described in step 4) is 65 DEG C, and the after cure time is 2 hours.
Relative to the existing method for preparing latex film, the principle of the present invention and gain effect are as follows:
(1) the invention belongs to which meyer sedge fiber and tourmaline powder are applied in Heveatex for the first time, in meyer sedge fiber The natural products luteolin and its derivative contained has extremely strong inhibiting effect to fungi and bacterium, by meyer sedge fiber to day The anti-microbial property of prepared compounded latex can be effectively improved in right latex;Using stearic acid modified dose to crude tourmaline powder Being added in Heveatex after being modified can be such that crude tourmaline powder preferably dissolves in Heveatex and sustained release Anion and far infrared, the anion that it is discharged also have the function of antibacterial bacteriostatic, in addition, the far infrared that it is discharged The energy field collectively formed with anion can provide energy to human body, and human body cell is made to be converted into motion state by dormant state, Promote human metabolism, vivotoxin, balanced human's pH value, to play the role of health care and treatment is discharged.Therefore, will Meyer sedge fiber and tourmaline powder liquid are applied to antibacterial vulcanized latex prepared by energy in Heveatex and not only remain natural gum The excellent comprehensive performance of cream also has good anti-microbial property and healthcare function, can be widely applied to various latex products In production.
(2) primary raw material selected by preparation method of the invention is natural products, environmentally protective, simple and easy to get.
(3) preparation method of the invention also has simple and easy, mild condition and easily controllable etc..
Specific embodiment
Further below in conjunction with the embodiments with the present invention will be described in detail.It will similarly be understood that following embodiment is served only for this Invention is further described, and should not be understood as limiting the scope of the invention, specific quality, reaction time in example With the example that temperature, technological parameter etc. are also only in OK range, those skilled in the art is according to the present invention above-mentioned Some nonessential modifications and adaptations that content is made all belong to the scope of protection of the present invention.
Embodiment 1:
Agents useful for same is not further purified as being commercial reagents without particularly pointing out using preceding.
Tourmaline powder/meyer sedge fiber-antibacterial latex film preparation method, specifically comprises the following steps:
(1) preparation of modified Nano tourmaline powder
60g nano-tourmaline powder (average-size 40nm-60nm) is added to stirring in 140ml water and is configured to quality point In 60 DEG C of stirring 25min stearic acid (i.e. 1.5g) is added by the 2.5% of tourmaline powder mass fraction, institute in the slurry of number 30% Mixture continue stir 30min be modified, obtained solid, which is dried, after filtering can be prepared by modified Nano tourmaline Powder;
(2) 1000g natural gum (weight weight by dry rubber) is added to the modified Nano tourmaline powder prepared in 40g step 1) In, after 40 DEG C of uniform stirrings, 7g vulcanizing ingredient is added (by 50% sulphur dispersion of 2g, the dispersion of 40% zinc oxide of 2g Body, 50% sodium silicofluoride dispersion of 0.5g, 50% promotor ZDC dispersion of 1g, 40% altax dispersion group of 1.5g At), gained mixture is heated to 75 DEG C and continues agitating and heating 20min, 20g meyer sedge fiber, gained mixing is then added Object continues heating stirring 20min, is cooled to room temperature and tourmaline powder/meyer sedge fiber-Heveatex multiple emulsion can be obtained.
(3) tourmaline powder prepared/meyer sedge fiber Heveatex multiple emulsion is poured on the glass plate with frame It is dried and forms a film and parched completely to film, film formation time is 72-96 hours, and then resulting film is put into vacuum oven It is dry, carry out after cure experiment, after cure temperature is 65 DEG C, and the after cure time is 2 hours, can be prepared by the tourmaline powder/ Meyer sedge fiber-antibacterial latex film.
Antibiotic rate is tested according to Quine's method to synthesized latex film;The result shows that: tourmaline powder/crow prepared by the present invention It draws grass fiber-antibacterial latex film compared with pure natural latex film, there is following significant effect:
For Escherichia coli, the antibiotic rate of staphylococcus aureus and hay bacillus is increased to by 0%, 0% and 0% respectively 70.3%, 78.5% and 69.5%.
Comparative example 1
Reference implementation example 1 prepares tourmaline powder/meyer sedge fiber-antibacterial latex film preparation method, by meyer sedge fiber Changing seaweed extracted liquor into, remaining condition is identical, modified Nano tourmaline powder/seaweed extracted liquor-Heveatex compound cutan is made, The performance test conditions of gained compound cutan examine that test result is as follows with embodiment 1:
For Escherichia coli, the antibiotic rate of staphylococcus aureus and hay bacillus is increased to by 0%, 0% and 0% respectively 21.4%, 32.5% and 27.4%.
Compared with Example 1, being added, there is the seaweed extracted liquor of anti-microbial property to be far to the promotion of Heveatex performance The effect being modified using meyer sedge fiber to Heveatex is good, especially in terms of anti-microbial property.Therefore, according to the present invention Preparation method synthesized by tourmaline powder/meyer sedge fiber-antibacterial latex film have excellent antibiotic property also have it is good Health-care effect can be widely used in latex product.

Claims (9)

1.电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,具体包括如下步骤:1. the preparation method of tourmaline powder/ura grass fiber-antibacterial latex film, is characterized in that, specifically comprises the steps: 1)将纳米电气石粉体加水搅拌配制成质量分数为30%的料浆,然后在60℃搅拌25min后加入改性剂硬脂酸,搅拌改性30min后过滤将所得固体进行干燥即可制备得到改性纳米电气石粉;1) The nano tourmaline powder is mixed with water to prepare a slurry with a mass fraction of 30%, and then the modifier stearic acid is added after stirring at 60 ° C for 25 minutes, and the resulting solid is filtered and dried after stirring and modification for 30 minutes. to obtain modified nano tourmaline powder; 2)将天然胶乳加入到步骤1)中制备得的改性纳米电气石粉中,在40℃搅拌均匀后加入硫化配合剂,将所得混合物加热至75℃并继续搅拌加热20min,然后加入乌拉草纤维,所得混合物继续加热搅拌20min,冷却至室温即可得到电气石粉/乌拉草纤维-天然胶乳复合乳液;2) adding the natural rubber latex to the modified nano tourmaline powder prepared in step 1), stirring at 40° C., adding the vulcanization compounding agent, heating the obtained mixture to 75° C. and continuing to stir and heating for 20 min, and then adding the uran grass fiber , the gained mixture continues to heat and stir for 20min, and is cooled to room temperature to obtain tourmaline powder/wula grass fiber-natural latex composite emulsion; 3)将步骤2)中制备的电气石粉/乌拉草纤维-天然胶乳复合乳液倒入带有边框的玻璃板上进行干燥成膜并至膜完全干透,然后将所得干膜放入真空干燥箱中干燥并进行后硫化实验即可制得所述电气石粉/乌拉草纤维-抗菌乳胶膜。3) Pour the tourmaline powder/uran grass fiber-natural latex composite emulsion prepared in step 2) into a glass plate with a frame to dry and form a film until the film is completely dry, and then put the obtained dry film into a vacuum drying oven The tourmaline powder/urax fiber-antibacterial latex film can be prepared by drying in the middle and carrying out a post-vulcanization experiment. 2.根据权利要求1所述的电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,所述改性纳米电气石粉、乌拉草纤维、天然胶乳及硫化配合剂的含量按重量份数计算如下:2. the preparation method of tourmaline powder/Ula grass fiber-antibacterial latex film according to claim 1, is characterized in that, the content of described modified nanometer tourmaline powder, Ula grass fiber, natural latex and vulcanization compounding agent is by weight The numbers are calculated as follows: 乌拉草纤维20份20 servings of uran grass fiber 改性纳米电气石粉40份40 parts of modified nano tourmaline powder 天然胶乳(以干胶计)1000份Natural latex (calculated as dry rubber) 1000 parts 硫化配合剂7份。7 parts of vulcanization compounding agent. 3.根据权利要求1所述的电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,所述改性纳米电气石粉的平均尺寸为40nm-60nm。3. the preparation method of tourmaline powder/ura grass fiber-antibacterial latex film according to claim 1, is characterized in that, the average size of described modified nano tourmaline powder is 40nm-60nm. 4.根据权利要求1所述的电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,所述改性剂硬脂酸的添加量为纳米电气石粉质量分数的2%。4. the preparation method of tourmaline powder/wula grass fiber-antibacterial latex film according to claim 1, is characterized in that, the addition of described modifier stearic acid is 2% of nanometer tourmaline powder mass fraction. 5.根据权利要求1所述的电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,所述天然胶乳为脱氨天然浓缩胶乳。5. the preparation method of tourmaline powder/ura grass fiber-antibacterial latex film according to claim 1, is characterized in that, described natural latex is deamination natural concentrated latex. 6.根据权利要求1所述的电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,所述硫化配合剂,按重量份数计算,其原料组成及含量如下:6. the preparation method of tourmaline powder/Ula grass fiber-antibacterial latex film according to claim 1, is characterized in that, described vulcanization compounding agent, calculates by weight, and its raw material composition and content are as follows: 7.根据权利要求1所述的电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,步骤3)中所述的搅拌方式为电动机械搅拌。7. the preparation method of tourmaline powder/wula grass fiber-antibacterial latex film according to claim 1, is characterized in that, the stirring mode described in step 3) is electromechanical stirring. 8.根据权利要求1所述的电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,步骤4)中所述的干燥成膜时间为72-96小时。8. the preparation method of tourmaline powder/Ula grass fiber-antibacterial latex film according to claim 1, is characterized in that, the drying film-forming time described in step 4) is 72-96 hours. 9.根据权利要求1所述的电气石粉/乌拉草纤维-抗菌乳胶膜的制备方法,其特征在于,步骤4)中所述的后硫化实验温度为65℃,后硫化时间为2小时。9. the preparation method of tourmaline powder/wula grass fiber-antibacterial latex film according to claim 1, is characterized in that, the post-vulcanization experiment temperature described in step 4) is 65 ℃, and post-vulcanization time is 2 hours.
CN201811357447.9A 2018-11-15 2018-11-15 Tourmaline powder/meyer sedge fiber-antibacterial latex film preparation method Pending CN109400930A (en)

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN111349276A (en) * 2020-04-23 2020-06-30 承德人和矿业有限责任公司 Emulsion product containing illite
CN115895064A (en) * 2022-12-22 2023-04-04 吉林省天佑乌拉草新型材料科技有限公司 Three-in-one whole plant nourishment and antibacterial insole of ginseng and ulax latex and its manufacturing process

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Application publication date: 20190301