CN103628168A - Nature antibacterial health-care ultraviolet-proofing polypropylene fiber - Google Patents
Nature antibacterial health-care ultraviolet-proofing polypropylene fiber Download PDFInfo
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Abstract
The invention provides an antibacterial health-care ultraviolet-proofing polypropylene fiber. The fiber is prepared by mixing the following components in percentage by weight: 1.5-10 percent of a green plum branch and leaf extract, 1-8 percent of a pomegranate bark extract, 60-85 percent of polypropylene slices and the balance of auxiliaries through fusing, granulating, re-fusing and spinning. Therefore, the bioactivators and nutrients existing in a compound mode of the green plum branch and leaf and pomegranate bark extract components are uniformly contained in the surface layer of and inside of the fiber, various textiles which are produced by the fiber and in contact with human skins are good in skin compatibility and strong in transdermal absorption capability, can be directly in contact with human skins, can play antibacterial and ultraviolet-proofing effects on a human body, can sustainably release the nutrients which can be absorbed by skin, realizes perfect combination of fiber and skin-caring and body-building, life cultivation and health care, and is advantageous to a human body to obtain more health benefits. Furthermore, waste resources can be recycled, so that huge social, ecological, environmental and economical benefits are implied in the fiber.
Description
Technical field
The invention belongs to polypropylene fibre field, particularly relate to a kind of natural antibacterial health care, antiultraviolet polypropylene fibre.
Background technology
Polypropylene fibre (polypropylene fiber) is commonly called as polypropylene fibre, and it is to make by propylene the fiber that raw material makes through polymerization, melt spinning.Because its raw material sources enrich, cheap, production technology is simple, light weight is soft and have good characteristics such as leading wet, perspire, warmth retention property, anti-mould and anti-moth, be widely used in dress ornament, decoration and industry articles for use, particularly be easy to be made into Woven Fabrics, knitted cloth with natural fabric or chemical fibre blending, the textiles that very suitable manufacture underwear, T-shirt, socks, sheet etc. directly contact with human body skin.But because polypropylene fibre itself does not have antibacterial functions, when contacting with human body skin, become easily infected by the various dirts in various human secretions and environment, the invasive organisms such as breed bacteria, long-term accumulated enrichment, can produce harm to the health of human body.
For these reasons, in recent years, adopt antiseptic to process to improve the report of fungistatic effect of polypropylene fibre very active.Antiseptic kind for polypropylene fibre is a lot, and it mainly comprises inorganic antiseptic, organic antibacterial agent and natural antibacterial agent.And inorganic antiseptic and organic antibacterial agent day by day feel a draft because of its known or potential toxic and side effect.Natural antibacterial agent is that antimicrobial component contained from natural plants extracts and forms, and has good biocompatibility, antimicrobial long-acting and to advantages such as human-body safety have no side effect, in application, is day by day subject to people's attention.But it is applied to polypropylene fibre, mostly can cause that plant component condenses significantly, finally cause spinning technique difficulty, the plant component problem such as skewness in fiber.And function singleness, antimicrobial efficiency is low, being obviously short of aspect the health protections such as uvioresistant, the blood circulation that promotes subcutaneous capillary, the nutrition of promoting skin, delay skin aging and raising immunity, seriously restricted further developing of polypropylene fibre industry.
Green plum (Prun us mume), claims again " fruit plum " etc. to belong to rose family cherry, is distributed widely in the ground such as China Zhejiang, Guangxi and Yunnan.Green plum is fruit of food and medicine consangunity, and its each position, except having different edibilities, also has medicine and health care composition.The flower, branch, leaf that medicine monograph < < Sheng Nong's herbal classic > > has recorded green plum is in effect pharmaceutically; < < Compendium of Materia Medica > > records " plum, taste is the sourest, has lower gas to feel at ease, and quenches the thirst, only coughs, pain relieving, the cold dysphoria with smothery sensation that cures the wound, the effect of frigiopyretic dysentery dysentery, subdhing swelling and detoxicating "; At useful green plum leaf sterilizing among the people, the custom for the treatment of hepatitis and extraction Chinese medicine kapur.Chinese scholars is studied the chemical composition of green plum platymiscium, mainly obtain the compound [Chen Guangying etc. such as resveratrol class, triterpenes, isocoumarin class, " chemical composition of green plum platymiscium and Advance on Pharmacological Activities " < < journal > > of Hainan Normal University natural science edition .2008,21 (6): 180-182].Modern study is found to contain long chain alkane, polyene, vitamin E, phytosterol, squalene and triterpene compound in green plum-blossom, branch, leaf, polarity bioactive ingredients is the organic acid [Zhao Lerong etc. such as flavones, polyphenol, saponin and apple acid, tartaric acid, ascorbic acid, citric acid, butanedioic acid and chlorogenic acid, " plum extract progress " < < Chinese Medicine science > > 2012,3 (2): 41-42].
Granatum (Pomegranate Rind), another name " pomegranate shell ", pericarp for Punicaceae plant pomegranate, odorless, bitter and puckery flavor, acid, warm in nature, it is rich in the compositions such as flavonoids, ellagic acid class, tannin class, gallic acid, malic acid, ursolic acid, the acid of birch skin, OPC, chlorogenic acid, forulic acid, Isoquercitrin, punicalagin, granatin B, granatenine and resinae.There is the multiple physiological actions such as anti-oxidant, anti-ageing, anti-cancer and cancer-preventing, antibacterial, moistening skin beautifying, hypotensive and prevention cardiovascular and cerebrovascular disease, can be used for treating hyperglycaemia, high blood pressure class illness and antiatherosclerosis, anticancer, antitumor etc., also can be used for anti-oxidant, anti-ageing, improve the aspects such as climacteric metancholia, skin-whitening.Pharmacological research shows, pomegranate rind extract has astriction, typhoid fever and paratyphoid, comma bacillus, Pseudomonas aeruginosa, shigella dysenteriae, tubercle bacillus etc. are all had to obvious inhibitory action, various skin fungi is had to inhibitory action in various degree, so blue formula trichobacteria, yellow trichobacteria, barber's itch trichobacteria, trichophyton ferrugium, Du's big belly formula sporidiole bacteria difficult to understand, acrothesium floccosum etc.
In daily life, green plum branches and leaves, granatum all belong to discarded thing, let alone contaminated environment.In recent years, utilize the research of green plum branches and leaves, granatum exploitation medicine, food, health products and cosmetics gradually to become focus.But not yet find that there is so far green plum branches and leaves, the two combination of granatum is implanted to the precedent of making antibiotic ultraviolet-resistant fiber in polypropylene, also has no bibliographical information.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of natural antibacterial health care, antiultraviolet polypropylene fibre, good spinnability, intensity is high, soft, on its top layer and inner evenly containing with green plum branches and leaves and granatum extract bioactivator and the nutritional labeling that composition complex form exists, directly contact with human body skin, with regard to forming, to human body, carry out antibacterial, in the time of antiultraviolet, slowly releasing nutritional labeling is absorbed by skin, be beneficial to human body and obtain more health benefit, and waste resource recycling, containing huge society, ecological, environment and economy benefit.
For solving the problems of the technologies described above, the invention provides the health care of a kind of natural antibacterial, antiultraviolet polypropylene fibre, this fiber is that after being mixed by the polypropylene chip of the green plum branches and leaves extract of weight percentage 1.5～10%, 1～8% pomegranate rind extract and 60～85% and the auxiliary agent of residue percentage composition, melt pelletization obtains through melt spinning again;
Described green plum branches and leaves extract adopts following methods preparation: gather green plum branches and leaves, impurity elimination, cleans, and dries to moisture 3～5%, is broken into 20～50 order fragments, puts into extraction kettle, passes into the CO of 30～35Mpa
2, the dynamic extraction 2.5 hours of circulating at 50～65 ℃ of temperature, decompression separation, 35～45 ℃ of separation temperatures, separating pressure 3～5Mpa, obtains leaf slag and nonpolarity element; Then the ethanol that the volume ratio that adds 3～20 times of leaf slag weight in leaf slag is 25%～50%, extracts 2 hours by 70～85 ℃ of temperature, filters, filtrate is distilled to obtain polar component under 65～75 ℃ of conditions, this polar component and nonpolarity element mix, and spraying is dry, obtains green plum branches and leaves extract;
The resulting nonpolarity element of above-mentioned preparation method and polar component, by GC-MS method well known to those skilled in the art, analyze, result shows, nonpolar main component includes long chain alkane, polyene, vitamin E, phytosterol, squalene and triterpene compound, and polarity main component includes flavones, polyphenol, saponin and organic acid.
Described pomegranate rind extract adopts following methods preparation: gather granatum, impurity elimination, cleans, be soaked in benzinum and within 24 hours, carry out degreasing, after benzinum volatilizees naturally, be ground into 50～80 order meal, put into container and add the water of 5～15 times of weight of meal, under 80～100 ℃ of conditions, extract twice, each 2～3 hours, filter, merging filtrate, adds 2～3% charcoal absorptions of filtrate weight to remove the pigment in filtrate, reduced pressure concentration, spraying is dry, obtains pomegranate rind extract;
In order to make green plum branches and leaves extract, the dispersing uniformity of pomegranate rind extract in polypropylene fibre and good spinning properties, when granulation, need be added into appropriate auxiliary agent, its adding technology is identical with the requirement of the existing common polypropylene fibre of spinning, repeats no longer one by one herein.
Above-mentioned auxiliary agent comprises molecular weight regulator, antioxidant, dispersant.
According to the present invention, described molecular weight regulator can be known 2,5-dimethyl-2, a kind of or its built agent of 5-bis-(t-butylperoxy) hexane, the tertiary butane of peroxidating, tertiary lauryl mercaptan, dicumyl peroxide, its addition is 1.0～3% of polypropylene fibre total amount.
Described antioxidant is by antioxidant 1010 and irgasfos 168 is composite forms, and its weight ratio is: antioxidant 1010: irgasfos 168=1:1, its addition is 0.3～1.2% of polypropylene fibre total amount.
Described dispersant is by polypropylene wax and azelaic acid is composite forms, its weight ratio is: polypropylene wax: azelaic acid=85～97:3～15, its addition is depending on the total amount of green plum branches and leaves extract and pomegranate rind extract, and the preferred addition of the present invention is: green plum branches and leaves extract and pomegranate rind extract total amount: dispersant=1:0.15～10.
Above-mentioned azelaic acid, claims again " azalaic acid ", is middle long-chain biatomic acid, is important organic synthesis intermediate.Molecular formula C
9h
16o
4, molecular weight 188.22, proportion 1.0291 (4 ℃), 1.225 (25 ℃), fusing point: 106.5 ℃ of boiling points: 286.5 ℃/178.3 ℃.Be commonly used to synthetic dioctyl azelate (DOZ) plasticizer, be used to the products such as synthetic perfume, lubricating oil and polyamide, be also used to treatment seat sore, acne rosacea, chloasma and the too much disease of cutaneous pigmentation.
Applicant finds under study for action, polypropylene wax and azelaic acid are composite, too many levels is worked in coordination with onset, there is good compatibility, good spinnability, can significantly improve green plum branches and leaves extract, pomegranate rind extract in the uniform effect of fiber dispersion, improve fibre property, obviously reduce melt expansion rate and spinning end breakage rate.
According to the present invention, above-mentioned polypropylene chip is fibrous polypropylene section well known in the art, its melt index is 5～45g/10min, if used the polypropylene chip of low melt index, the mobile performance of its melt is poor, and spinning process performance is bad, is difficult to improve spinning speed, and used the polypropylene chip of high fusion index, low-fiber physical and mechanical properties can be fallen.
Prepare polypropylene fibre process route of the present invention basic identical with the polypropylene fibre process route of the existing interpolation inorganic material of preparation, first in polypropylene chip, add green plum branches and leaves extract, pomegranate rind extract to mix, add during this time appropriate auxiliary agent, then adopt double screw extruder melt pelletization to make functional agglomerate, in functional agglomerate, green plum branches and leaves extract addition is 5～20%, pomegranate rind extract addition is 2～15%.
Above-mentioned prepared functional agglomerate and polypropylene chip are mixed again, are diluted to green plum branches and leaves extract and pomegranate rind extract predetermined concentration, and melt spinning method routinely carries out spinning and makes natural antibacterial health care, antiultraviolet polypropylene fibre.
In above-mentioned polypropylene fibre, the content 2～3.5% of green plum branches and leaves extract and the content of pomegranate rind extract 1.5～3% are best.This polypropylene fibre can be pre-oriented yarn POY, drafted fibre DT, elastic filament DTY, or staple fibre.
According to different needs, above-mentioned staple fibre also can with cotton, fiber crops, hair, silk, terylene, polyamide fibre, acrylic fibers, polyvinyl chloride fibre, spandex, polyvinyl, viscose fiber blending.
The polypropylene fibre of producing according to the present invention, not only preserved to greatest extent plain polypropylene fiber good lead the characteristics such as wet, perspire, warmth retention property, anti-mould and anti-moth, and physiological activator and nutritive and health protection components that the raw materials such as green plum branches and leaves, granatum and azelaic acid are had are fully introduced in polypropylene fibre, mutual organic infiltration, produce Synergistic, performance is existing pharmacology, health-care function separately, and its mechanism of action is:
Phytosterol has stronger Transdermal absorption ability to skin, can effectively promote to improve blood microcirculation by skin metabolism, removes blood vessel and hoards harmful substance in thing and body, strengthens the immunity of Skin Cell, suppresses the effects such as scytitis.
Squalene and cutaneous permeability are good, can improve the oxygen carrying capacity of human body hemoglobin, enhance metabolism, restraint of tyrosinase is active, effectively stop cause human body skin damnification in, short wave ultraviolet, allow again the ultraviolet ray of some physiological requirements to pass through, the biological function of bringing into normal play simultaneously.
Vitamin E has the ultraviolet ability that absorbs, can sun-proof skin care, and can anti-inflammatory, antipruritic, moisturizing, delay skin aging.
Organic acid can be carried abundant natural nutrient for skin, to reducing melanic generation, improves and eliminates chloasma, keeps skin gloss and elasticity to play no small effect.
Saponin has bidirectional modulation immunity, suppresses the peroxidating of skin lipid, contributes to skin to avoid ultraviolet injury under powerful sunlight.
Pomegranate root skin alkali all has obvious inhibitory action to typhoid fever and paratyphoid, comma bacillus, Pseudomonas aeruginosa, shigella dysenteriae, tubercle bacillus and various dermatophyte.
That tannin has is antibacterial, antiviral, enzyme inhibition activity and anti-oxidant, anti-sudden change, anti-inflammatory, antitumor activity, can reduce dermal melanin, blackspot and freckle, makes whitening skin.
The effects such as flavones has broad-spectrum antiseptic, anti-inflammatory, anti-oxidant, absorption is ultraviolet, restraint of tyrosinase is active, can strengthen the excretion of nutrition supply and the metabolite of skin, effectively remove skin surface harmful bacteria, prevent bacterial reproduction.
Anti-oxidant, the anti-mutagenesis of polyphenol, anti-aging, bacteriostasis is extremely strong, can effectively stop the damage of the cell membrane ester matter peroxidation cell membrane that free radical causes, and has whitening spot-removing, and anti-inflammatory, promotes the effect of skin metabolism at protectiving ultraviolet damage.
Triterpenes has the advantages that short saturating efficiency is high, good with skin compatibility, can overcome skin barrier effect, promotes functional component to see through epidermis and enters corium, hypodermis, even enters body circulation.
OPC is natural sunlight overcover, can stop ultraviolet ray infringement skin, and the activation of check melanin cell, can suppress again the formation of free radical; Prevention lipid oxidation, makes to keep skin smooth, and high resilience, alleviates pigmentation, even eliminates scar, dispelling stain, skin whitening.
Azelaic acid can be treated the too much disease of a sore, chloasma and cutaneous pigmentation.
To sum up, be not difficult to find out when polypropylene fibre provided by the invention had not only kept plain polypropylene fiber premium properties but also there is the health-care effecies such as antibacterial, uvioresistant, sun-proof, deodorizing, antipruritic, dispelling stain, beauty care.This fiber is made into knitting and woven fabric with any known method, the various textiless of making underwear, underpants, nightwear, shirt, T-shirt, gloves, cap, socks, bedding and contacting with human body skin.Its skin compatibility is good, Transdermal absorption ability is strong, directly contact with the skin of human body, when often human body being carried out to antibiotic ultraviolet-resistant with regard to forming, slowly release nutritional labeling by approach that skin absorbed, thereby promote the blood circulation of subcutaneous capillary, balance the body skin physiology function, remove blood vessel and hoard harmful substance in thing and body, the object that reaches activation histocyte, delay skin aging and improve immunity, realizes the perfect adaptation of fiber and skin-protective body-fit, health care.After tested: UPF value >=40 of this fiber, rate of ultraviolet shield reaches 92%; Staphylococcus aureus, Escherichia coli, Candida albicans etc. are had to stronger inhibitory action, and bacteriostasis rate is more than 80%.And raw material sources are extensive, discarded object is fully used, and has both solved environmental issue, is containing again huge society, ecology and economic benefit.
The specific embodiment
With embodiment, further illustrate the present invention below, but the present invention is not limited.
In the present invention, if not refer in particular to, all equipment, raw material and auxiliary agent etc. all can be buied from market or the industry is conventional, and all percentage, part is unit of weight.
Property indices in following examples, all adopts following method of testing and standard:
One, antiultraviolet test: according to the evaluation > > of standard GB/T/T18830-2009 < < ultraviolet resistance of fabric, use Ultraviolet Protection Factor UPF and the ultraviolet ray transmissivity T of U.S. Labsphere (blue luxuriant and rich with fragrance optics) UV-2000F textiles SPF (sun protection factor) analyzer test BLENDED FABRIC.As the UPF of fabric > 30, during T (UVA) < 5%, this fabric belongs to antiultraviolet product.
Two, antibacterial test: according to evaluation the 3rd part of standard GB/T/20944.3-2008 < < antibacterial textile performance: the method for succusion > > is tested, the anti-microbial property of sample is evaluated by bacteriostasis rate, and computing formula is:
X
s＝(A-B)/A
In formula: X
sfor bacteriostasis rate (%); A is by average clump count before test agent vibration; B is that if the average clump count after vibration is greater than the average clump count before vibration, bacteriostasis rate calculates by 0 by average clump count after test agent vibration.
Embodiment mono-
1. pretreatment of raw material:
1. prepare green plum branches and leaves extract:
Gather green plum branches and leaves, impurity elimination, cleans, and dries to moisture 3.5%, is broken into 25 order fragments, puts into extraction kettle, passes into the CO of 30Mpa
2, the dynamic extraction 2.5 hours of circulating at 55 ℃ of temperature, decompression separation, 35 ℃ of separation temperatures, separating pressure 5Mpa, obtains leaf slag and nonpolarity element; Then the ethanol that the volume ratio that adds 6 times of leaf slag weight in leaf slag is 35%, extracts 2 hours by 70～85 ℃ of temperature, filters, filtrate is distilled to obtain polar component under 75 ℃ of conditions, this polar component and nonpolarity element mix, and spraying was dried 180 orders, obtained green plum branches and leaves extract.
2. prepare pomegranate rind extract: gather granatum, impurity elimination, cleans, be soaked in benzinum and within 24 hours, carry out degreasing, after benzinum volatilizees naturally, be ground into 50 order meal, put into container and add the water of 7 times of weight of meal, under 95 ℃ of conditions, extract twice, each 3 hours, filter, merging filtrate, adds 2% charcoal absorption of filtrate weight to remove the pigment in filtrate, reduced pressure concentration, spraying was dried 180 orders, obtained pomegranate rind extract.
2. composition of raw materials:
Polypropylene chip 56.8kg, green plum branches and leaves extract 10kg, pomegranate rind extract 6kg, antioxidant 3kg, dispersant 19.2kg, 2,5-dimethyl-2,5-bis-(t-butylperoxy) hexane 5kg.Wherein, polypropylene chip is fibrous polypropylene section, and its melt index is 35g/10min, and it is a composite with the weight ratio of irgasfos 168 portion that described antioxidant is pressed antioxidant 1010, and it is composite with the weight ratio of 7 parts of azelaic acids that dispersant is pressed 93 parts of polypropylene waxes.
3. manufacturing technique:
The manufacture of polypropylene fibre mainly comprises granulation and spinning two parts.
1. granulation: accurately take polypropylene chip 56.8kg, green plum branches and leaves extract 10kg, pomegranate rind extract 6kg, dispersant 19.2kg by composition of raw materials and add in impeller and stir 10 minutes, add during this time antioxidant 3kg, 2,5-dimethyl-2,5-bis-(t-butylperoxy) hexane 5kg mixes, obtain compound, this compound adopts double screw extruder melt pelletization (feed worm 50r/min, driving screw 150r/min) under 200 ℃ of conditions of temperature to make functional agglomerate.
2. spinning: after taking above-mentioned prepared functional agglomerate 25kg and fully mixing with polypropylene chip 75kg, by the spinning technique of plain polypropylene fiber, spinning temperature is 230～250 ℃, by melt spinning machine, carry out the pre-oriented yarn POY that spinning makes green plum branches and leaves extractive content 2.5% and pomegranate rind extract content 1.5%, with any known method, weave knit fabric again, make underwear for men and women, underpants.After tested: UPF value 216, UVA transmitance 1.85%, the bacteriostasis rate 86.5% of the bacteriostasis rate 92.6% of staphylococcus aureus, colibacillary bacteriostasis rate 93.1%, Candida albicans.
Embodiment bis-
1. prepare green plum branches and leaves extract:
Gather green plum branches and leaves, impurity elimination, cleans, and dries to moisture 4%, is broken into 35 order fragments, puts into extraction kettle, passes into the CO of 30Mpa
2, the dynamic extraction 2.5 hours of circulating at 50 ℃ of temperature, decompression separation, 40 ℃ of separation temperatures, separating pressure 3Mpa, obtains leaf slag and nonpolarity element; Then the ethanol that the volume ratio that adds 7 times of leaf slag weight in leaf slag is 30%, extracts 2 hours by 80 ℃ of temperature, filters, filtrate is distilled to obtain polar component under 70 ℃ of conditions, this polar component and nonpolarity element mix, and spraying was dried 160 orders, obtained green plum branches and leaves extract.
2. prepare pomegranate rind extract: gather granatum, impurity elimination, cleans, be soaked in benzinum and within 24 hours, carry out degreasing, after benzinum volatilizees naturally, be ground into 60 order meal, put into container and add the water of 6 times of weight of meal, under 9 ℃ of conditions, extract twice, each 3 hours, filter, merging filtrate, adds 2.5% charcoal absorption of filtrate weight to remove the pigment in filtrate, reduced pressure concentration, spraying was dried 160 orders, obtained pomegranate rind extract.
2. composition of raw materials: polypropylene chip 52.5kg, green plum branches and leaves extract 11kg, pomegranate rind extract 9kg, antioxidant 2.6kg, dispersant 18.9kg, molecular weight regulator 6kg.
Wherein, polypropylene chip is fibrous polypropylene section, its melt index is 35g/10min, described antioxidant is a composite with the ratio of irgasfos 168 portion in antioxidant 1010, molecular weight regulator is by 2,5-dimethyl-2,5-bis-(t-butylperoxy) hexane is a composite with the ratio of the tertiary butane portion of peroxidating, and dispersant is composite with the ratio of 5 parts of azelaic acids in 95 parts of polypropylene waxes.
3. manufacturing technique:
The manufacture of polypropylene fibre mainly comprises granulation and spinning two parts.
1. granulation: accurately take polypropylene chip 52.5kg, green plum branches and leaves extract 11kg, pomegranate rind extract 9kg, dispersant 18.9kg by composition of raw materials and add in impeller and stir 15 minutes, add during this time antioxidant 2.6kg, molecular weight regulator 6kg to mix, obtain compound, this compound adopts double screw extruder melt pelletization (feed worm 50r/min, driving screw 150r/min) under 170 ℃～220 ℃ conditions of temperature to make functional agglomerate.
2. spinning: after taking above-mentioned prepared functional agglomerate 30kg and fully mixing with polypropylene chip 70kg, by the spinning technique of plain polypropylene fiber, spinning temperature is 230～250 ℃, by melt spinning machine, carry out the drafted fibre DT that spinning makes green plum branches and leaves extractive content 3.3% and pomegranate rind extract content 2.7%, with any known method Weaving-machine knitted fabric, make men's and ladies' shirts, nightwear.After tested: UPF value 197, UVA transmitance 2.36%, the bacteriostasis rate 85.3% to the bacteriostasis rate 91.5% of staphylococcus aureus, colibacillary bacteriostasis rate 90.7%, Candida albicans.
Embodiment tri-
1. prepare green plum branches and leaves extract:
Gather green plum branches and leaves, impurity elimination, cleans, and dries to moisture 3.5%, is broken into 40 order fragments, puts into extraction kettle, passes into the CO of 35Mpa
2, the dynamic extraction 2.5 hours of circulating at 65 ℃ of temperature, decompression separation, 45 ℃ of separation temperatures, separating pressure 5Mpa, obtains leaf slag and nonpolarity element; Then the ethanol that the volume ratio that adds 5 times of leaf slag weight in leaf slag is 45%, extracts 2 hours by 5 ℃ of temperature, filters, filtrate is distilled to obtain polar component under 75 ℃ of conditions, this polar component and nonpolarity element mix, and spraying was dried 100 orders, obtained green plum branches and leaves extract.
2. prepare pomegranate rind extract: gather granatum, impurity elimination, cleans, be soaked in benzinum and within 24 hours, carry out degreasing, after benzinum volatilizees naturally, be ground into 60 order meal, put into container and add the water of 9 times of weight of meal, under 95 ℃ of conditions, extract twice, each 2 hours, filter, merging filtrate, adds 3% charcoal absorption of filtrate weight to remove the pigment in filtrate, reduced pressure concentration, spraying was dried 200 orders, obtained pomegranate rind extract.
2. composition of raw materials:
Polypropylene chip 52.3kg, green plum branches and leaves extract 8kg, pomegranate rind extract 7kg, antioxidant 3.2kg, dispersant 22.5kg, molecular weight regulator 7kg.
Wherein, polypropylene chip is fibrous polypropylene section, its melt index is 35g/10min, described antioxidant is a composite with the ratio of irgasfos 168 portion in antioxidant 1010, molecular weight regulator is by 2,5-dimethyl-2,5-bis-(t-butylperoxy) hexane is a composite with the ratio of tertiary lauryl mercaptan portion, and dispersant is composite with the ratio of 8 parts of azelaic acids in 92 parts of polypropylene waxes.
3. manufacturing technique:
The manufacture of polypropylene fibre mainly comprises granulation and spinning two parts.
1. granulation: accurately take polypropylene chip 52.3kg, green plum branches and leaves extract 8kg, pomegranate rind extract 7kg, dispersant 22.5kg by composition of raw materials and add in impeller and stir 5～20 minutes, add during this time antioxidant 3.2kg, molecular weight regulator 7kg to mix, obtain compound, this compound adopts double screw extruder melt pelletization (feed worm 50r/min, driving screw 150r/min) under 170 ℃～220 ℃ conditions of temperature to make functional agglomerate.
2. spinning: after taking above-mentioned prepared functional agglomerate 35kg and fully mixing with polypropylene chip 65kg, by the spinning technique of plain polypropylene fiber, spinning temperature is 230～250 ℃, by melt spinning machine, carry out the elastic filament DTY that spinning makes green plum branches and leaves extractive content 2.8% and pomegranate rind extract content 2.45%, with any known method, be knitted into men and women's socks.After tested: UPF value 236, UVA transmitance 1.07%, the bacteriostasis rate 89.5% to the bacteriostasis rate 95.2% of staphylococcus aureus, colibacillary bacteriostasis rate 93.6%, Candida albicans.
Embodiment tetra-
1. prepare green plum branches and leaves extract:
Gather green plum branches and leaves, impurity elimination, cleans, and dries to moisture 5%, is broken into 50 order fragments, puts into extraction kettle, passes into the CO of 30Mpa
2, the dynamic extraction 2.5 hours of circulating at 60 ℃ of temperature, decompression separation, 35 ℃ of separation temperatures, separating pressure 4Mpa, obtains leaf slag and nonpolarity element; Then the ethanol that the volume ratio that adds 5 times of leaf slag weight in leaf slag is 25%, extracts 2 hours by 5 ℃ of temperature, filters, filtrate is distilled to obtain polar component under 65 ℃ of conditions, this polar component and nonpolarity element mix, and spraying was dried 190 orders, obtained green plum branches and leaves extract;
2. prepare pomegranate rind extract: gather granatum, impurity elimination, cleans, be soaked in benzinum and within 24 hours, carry out degreasing, after benzinum volatilizees naturally, be ground into 50～80 order meal, put into container and add the water of 9 times of weight of meal, under 100 ℃ of conditions, extract twice, each 2 hours, filter, merging filtrate, adds 3% charcoal absorption of filtrate weight to remove the pigment in filtrate, reduced pressure concentration, spraying was dried 190 orders, obtained pomegranate rind extract.
2. composition of raw materials:
Polypropylene chip 49.5kg, green plum branches and leaves extract 6.5kg, pomegranate rind extract 7.5kg, antioxidant 2.5kg, dispersant 28kg, molecular weight regulator 6kg.
Wherein, polypropylene chip is fibrous polypropylene section, its melt index is 35g/10min, described antioxidant is a composite with the ratio of irgasfos 168 portion in antioxidant 1010, molecular weight regulator is by 2,5-dimethyl-2,5-bis-(t-butylperoxy) hexane is a composite with the ratio of dicumyl peroxide portion, and dispersant is composite with the ratio of 10 parts of azelaic acids in 90 parts of polypropylene waxes.
3. manufacturing technique:
The manufacture of polypropylene fibre mainly comprises granulation and spinning two parts.
1. granulation: accurately take polypropylene chip 49.5kg, green plum branches and leaves extract 6.5kg, pomegranate rind extract 7.5kg, dispersant 28kg by composition of raw materials and add in impeller and stir 5～20 minutes, add during this time antioxidant 2.5kg, molecular weight regulator 6kg to mix, obtain compound, this compound adopts double screw extruder melt pelletization (feed worm 50r/min, driving screw 150r/min) under 170 ℃～220 ℃ conditions of temperature to make functional agglomerate.
2. spinning: after taking above-mentioned prepared functional agglomerate 40kg and fully mixing with polypropylene chip 60kg, by the spinning technique of plain polypropylene fiber, spinning temperature is 230～250 ℃, by melt spinning machine, carry out the staple fibre that spinning makes green plum branches and leaves extractive content 2.5% and pomegranate rind extract content 3%, with 65 parts of these staple fibres, mix and be spun into 32S～80S yarn with 35 parts of cotton fibers, then weave cotton cloth and make sheet with any own perception method Weaving-machine.After tested: UPF value 96, UVA transmitance 3.7%, the bacteriostasis rate 63.6% to the bacteriostasis rate 72.3% of staphylococcus aureus, colibacillary bacteriostasis rate 70.9%, Candida albicans.
By above-mentioned embodiment, though above-mentioned health-care effect does not pass through strict clinical testing, according to green plum branches and leaves extract, the existing pharmacological experiments of pomegranate rind extract are not difficult to know by inference.
What more than enumerate is only specific embodiments of the invention.Obviously, the invention is not restricted to above examples of implementation, can also have many distortion.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention, all should think protection scope of the present invention.
Claims (2)
1. natural antibacterial health care, an antiultraviolet polypropylene fibre, is characterized in that: this fiber is that after being mixed by the polypropylene chip of the green plum branches and leaves extract of weight percentage 1.5～10%, 1～8% pomegranate rind extract and 60～85% and the auxiliary agent of residue percentage composition, melt pelletization obtains through melt spinning again;
Described green plum branches and leaves extract adopts following methods preparation: gather green plum branches and leaves, impurity elimination, cleans, and dries to moisture 3～5%, is broken into 20～50 order fragments, puts into extraction kettle, passes into the CO of 30～35Mpa
2, the dynamic extraction 2.5 hours of circulating at 50～65 ℃ of temperature, decompression separation, 35～45 ℃ of separation temperatures, separating pressure 3～5Mpa, obtains leaf slag and nonpolarity element; Then the ethanol that the volume ratio that adds 3～20 times of leaf slag weight in leaf slag is 25%～50%, by 70～85 ℃ of temperature, extract 2 hours, filter, filtrate is distilled to obtain polar component under 65～75 ℃ of conditions, this polar component and nonpolarity element mix, spraying was dried 150～200 orders, obtained green plum branches and leaves extract;
Described pomegranate rind extract adopts following methods preparation: gather granatum, impurity elimination, clean, be soaked in benzinum and within 24 hours, carry out degreasing, after benzinum volatilizees naturally, be ground into 50～80 order meal, put into container and add the water of 5～15 times of weight of meal, under 80～100 ℃ of conditions, extract twice, each 2～3 hours, filter, merging filtrate, adds 2～3% charcoal absorptions of filtrate weight to remove the pigment in filtrate, reduced pressure concentration, spraying was dried 150～200 orders, obtained pomegranate rind extract;
Described auxiliary agent comprises molecular weight regulator, antioxidant, dispersant.
2. natural antibacterial according to claim 1 health care, antiultraviolet polypropylene fibre, is characterized in that, described dispersant is by polypropylene wax and azelaic acid is composite forms, and its weight ratio is: polypropylene wax: azelaic acid=85～97:3～15.
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