CN111718565A - Terahertz functional mother particle and application thereof - Google Patents
Terahertz functional mother particle and application thereof Download PDFInfo
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- CN111718565A CN111718565A CN202010763136.3A CN202010763136A CN111718565A CN 111718565 A CN111718565 A CN 111718565A CN 202010763136 A CN202010763136 A CN 202010763136A CN 111718565 A CN111718565 A CN 111718565A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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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
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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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
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
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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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
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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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2451/00—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
- C08J2451/06—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/54—Silicon-containing compounds
- C08K5/544—Silicon-containing compounds containing nitrogen
Abstract
The invention relates to the technical field of master batches, and provides a terahertz functional master batch which at least comprises the following raw materials: terahertz mineral materials, polyolefins; the weight ratio of the terahertz mineral material to the polyolefin is 1: (1-10). The emissivity of a terahertz waveband emitted by a product prepared from the master batch can reach 99%, and the product has excellent antibacterial, anti-aging and infrared heating functions.
Description
Technical Field
The invention relates to the technical field of master batches, in particular to a terahertz functional master batch and application thereof.
Background
The plastic master batch is a plastic processing aid developed and stood in the 80 th of the 20 th century and consists of excessive chemical aids, carrier resin, a dispersing agent and the like. The master batch is an aggregate obtained by uniformly supporting an excessive amount of pigment (dye) in a resin. The master batch is a granular material prepared by mixing and milling various required additives and fillers and a small amount of carrier resin in order to facilitate operation in the plastic processing and forming process, metering, mixing, melting, extruding, granulating and the like through equipment such as an extruder and the like, and is called master batch, and the master batch consists of the carrier resin, the various fillers and the various additives.
The traditional polyolefin does not have functionality, and along with social development, the traditional polyolefin cannot meet the contribution requirements of people on functional textiles, functional plastics and main products, and the defect that the polyolefin lacks the multifunctional property also limits the application range of the master batch in products.
Disclosure of Invention
In order to solve the technical problems, the invention provides a terahertz functional master batch, which at least comprises the following raw materials: terahertz mineral materials, polyolefins; the weight ratio of the terahertz mineral material to the polyolefin is 1: (1-10).
In a preferred embodiment, the polyolefin is at least one selected from PET, PBT, PP, PA, PE, PC, PVC, PEO, EVA, PS, PMMA, and ABS. .
As a preferable technical scheme, the particle diameter of D50 of the terahertz mineral material in the terahertz mineral material is 100nm-800nm, and the particle diameter of D100 is 200nm-5 μm.
As a preferable technical scheme, the particle size of D50 of the terahertz mineral material is 200nm-600nm, and the particle size of D100 is 800nm-3 μm.
As a preferable technical scheme, the content of silicon dioxide in the terahertz mineral material is 50 wt% -80 wt%.
As a preferable technical solution, the terahertz mineral material in the invention at least includes one of potassium, sodium, iron, phosphorus, calcium, magnesium, strontium, rubidium, niobium and gallium.
As a preferred technical solution, the terahertz mineral material in the present invention includes a first mineral powder and a second mineral powder, and a weight ratio between the first mineral powder and the second mineral powder is 1: (0-3); the first mineral powder is feldspar; the second mineral powder is at least one of Maifanitum, tourmaline, hornbeam sparkling stone, Haematitum and stone needle.
In a preferred embodiment, the feldspar in the invention is selected from one or more of albite, potassium feldspar, orthoclase and anorthite.
As a preferable technical scheme, the raw materials also comprise an auxiliary agent, wherein the addition amount of the auxiliary agent accounts for 0.1-5% of the total weight of the terahertz mineral material; the auxiliary agent at least comprises one of a dispersant, a compatilizer, an antioxidant and a surfactant.
The second aspect of the invention provides an application of the terahertz functional master batch, which is applied to at least one of textiles, films, pipes, hygienic products and fibers.
Compared with the prior art, the invention has the following excellent beneficial effects:
the invention provides a terahertz functional master batch, wherein the main raw materials adopt a terahertz mineral material and polyolefin as main components, the emissivity of a terahertz waveband emitted by a product prepared from the master batch can reach 99 percent, and the terahertz functional master batch has excellent antibacterial and anti-aging functions and infrared heating functions, the master batch of the type can be applied to products such as textiles, plastic films, fibers and the like, and has excellent effects of antibiosis, ageing resistance and infrared heating. In addition, the inventor finds that the terahertz functional mother particles are more excellent in application effect in the field of fiber textiles, and the terahertz mineral materials of special types and particle sizes are selected for matching, so that the terahertz functional mother particles can ensure that the product has high terahertz emissivity, increase the smoothness in spinning, and avoid the problem of net blocking. And the functionality of the prepared fiber textile is semi-permanent, and the condition that the functionality is weakened along with the increase of the washing times is avoided.
Drawings
Fig. 1 is a component detection report of the terahertz mineral material described in example 1.
Detailed Description
The disclosure may be understood more readily by reference to the following detailed description of preferred embodiments of the invention and the examples included therein. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In case of conflict, the present specification, including definitions, will control.
The term "prepared from …" as used herein is synonymous with "comprising". The terms "comprises," "comprising," "includes," "including," "has," "having," "contains," "containing," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion. For example, a composition, process, method, article, or apparatus that comprises a list of elements is not necessarily limited to only those elements but may include other elements not expressly listed or inherent to such composition, process, method, article, or apparatus.
The conjunction "consisting of …" excludes any unspecified elements, steps or components. If used in a claim, the phrase is intended to claim as closed, meaning that it does not contain materials other than those described, except for the conventional impurities associated therewith. When the phrase "consisting of …" appears in a clause of the subject matter of the claims rather than immediately after the subject matter, it defines only the elements described in the clause; other elements are not excluded from the claims as a whole.
When an amount, concentration, or other value or parameter is expressed as a range, preferred range, or as a range of upper preferable values and lower preferable values, this is to be understood as specifically disclosing all ranges formed from any pair of any upper range limit or preferred value and any lower range limit or preferred value, regardless of whether ranges are separately disclosed. For example, when a range of "1 to 5" is disclosed, the described range should be interpreted to include the ranges "1 to 4", "1 to 3", "1 to 2 and 4 to 5", "1 to 3 and 5", and the like. When a range of values is described herein, unless otherwise stated, the range is intended to include the endpoints thereof and all integers and fractions within the range.
The singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. "optional" or "any" means that the subsequently described event or events may or may not occur, and that the description includes instances where the event occurs and instances where it does not.
Approximating language, as used herein throughout the specification and claims, is intended to modify a quantity, such that the invention is not limited to the specific quantity, but includes portions that are literally received for modification without substantial change in the basic function to which the invention is related. Accordingly, the use of "about" to modify a numerical value means that the invention is not limited to the precise value. In some instances, the approximating language may correspond to the precision of an instrument for measuring the value. In the present description and claims, range limitations may be combined and/or interchanged, including all sub-ranges contained therein if not otherwise stated.
The invention provides a terahertz functional master batch, which at least comprises the following raw materials: terahertz mineral materials, polyolefins; the weight ratio of the terahertz mineral material to the polyolefin is 1: (1-10); preferably, the weight ratio of the terahertz mineral material to the polyolefin is 1: (2-9); more preferably, the weight ratio of the terahertz mineral material to the polyolefin is 1: 4.
polyolefins
In some preferred embodiments, the polyolefin is selected from at least one of the polyolefins selected from PET, PBT, PP, PA, PE, PC, PVC, PEO, EVA, PS, PMMA, ABS; preferably, the polyolefin is at least one selected from PET, PP, PA and PE; more preferably, the polyolefin is selected from PET.
In some preferred embodiments, the density of the PET is from 1.2 to 1.6g/cm3(ii) a Preferably, the density of the PET is 1.48g/cm3。
The source of choice of the PET in the present invention is not particularly limited, and preferably the PET is purchased from PET (polyethylene terephthalate) PET-930 FG/American MDI.
The test method for the density of the PET described in the present invention is ASTM D1505.
In the present invention, PET is an abbreviation for polyethylene terephthalate.
In the present invention, PP is an abbreviation for polypropylene.
In the present invention, PA is an abbreviation for polyamide.
In the present invention, PE is an abbreviation for polyethylene.
In the present invention, PC is an abbreviation for polycarbonate.
In the present invention, PVC is an abbreviation for polyvinyl chloride.
In the present invention, PEO is an abbreviation for polyethylene oxide.
In the present invention, PBT is an abbreviation for polybutylene terephthalate.
In the present invention, EVA is an abbreviation of ethylene-vinyl acetate copolymer.
In the present invention, PS is an abbreviation for polystyrene.
In the present invention, PMMA is an abbreviation for polymethyl methacrylate.
In the present invention, ABS is an abbreviation for acrylonitrile-butadiene-styrene copolymer.
Terahertz mineral material
In some embodiments, the terahertz mineral material of the terahertz mineral material has a D50 particle size of 100nm to 800nm and a D100 particle size of 200nm to 5 μm.
In some preferred embodiments, the terahertz mineral material has a D50 particle size of 200nm to 600nm and a D100 particle size of 800nm to 3 μm.
In some more preferred embodiments, the terahertz mineral material has a D50 particle size of 200nm and a D100 particle size of 1.5 μm.
The D100 particle size is the maximum particle size in the terahertz mineral powder material.
In some embodiments, the terahertz mineral material has a silicon dioxide content of 50 wt% to 80 wt%; preferably, the content of silicon dioxide in the terahertz mineral material is 71.7 wt%.
In some embodiments, the terahertz mineral material at least comprises one of potassium, sodium, iron, phosphorus, calcium, magnesium, strontium, rubidium, niobium and gallium; preferably, the terahertz mineral material at least simultaneously comprises potassium, sodium, iron, phosphorus, calcium, magnesium, strontium, rubidium, niobium and gallium.
In some embodiments, the terahertz mineral material includes a first mineral powder and a second mineral powder, and a weight ratio between the first mineral powder and the second mineral powder is 1: (0-3); the first mineral powder is feldspar; the second mineral powder is at least one of Maifanitum, tourmaline, hornbeam sparkling stone, Haematitum and stone needle.
In some preferred embodiments, the terahertz mineral material includes a first mineral powder and a second mineral powder, and the weight ratio between the first mineral powder and the second mineral powder is 1: 0.2; the first mineral powder is feldspar; the second mineral powder is selected from Maifanitum.
In some embodiments, the feldspar is selected from the group consisting of albite, potassium feldspar, orthoclase, anorthite, in combination of one or more; preferably, the feldspar is selected from potassium feldspar and albite, and the proportion is 1: (0.1-0.5); preferably, the feldspar is selected from potassium feldspar and albite, and the proportion is 1: 0.5.
in some embodiments, the terahertz mineral powder can be obtained commercially or prepared according to a method well known to those skilled in the art, and the method well known to those skilled in the art is as follows: and (3) carrying out graded grinding to obtain the nano powder by wet graded grinding or spray drying or direct dry method.
In the invention, the nano-powder is obtained by wet-process graded grinding or spray drying or direct dry-process graded grinding, and the dispersibility is improved by surface modification and coating treatment to prevent secondary agglomeration.
Terahertz (THz) waves refer to electromagnetic waves with the frequency within the range of 0.1-10 THz (the wavelength is 3000-30 mu m), coincide with millimeter waves in a long wave band, coincide with infrared light in a short wave band, are transition regions from a macroscopic classical theory to a microscopic quantum theory, are transition regions from electronics to photonics, and are called terahertz gaps (THz gaps) of electromagnetic spectrum. Modern medicine proves that the resonance frequency of vibration and rotation frequency of biological macromolecules are in the range of terahertz wave bands, and terahertz waves can not only return unhealthy biological macromolecules (disordered crystalline structures) to normal (regular crystalline structures), but also repair damaged DNA. A large number of medical researches at home and abroad prove that if the damaged DNA cannot be effectively repaired in time, the probability of the human body suffering from chronic diseases such as cancer, cardiovascular and cerebrovascular diseases, senile dementia and the like is greatly increased.
After the terahertz waves act on the skin, most energy is absorbed by the skin and converted into heat energy, skin temperature is raised, a heat receptor in the skin is stimulated, and vascular smooth muscle is relaxed, vascular dilation is achieved and blood circulation is accelerated through thalamus reflection. On the other hand, the release of vasoactive substances due to the action of heat, decrease in vascular tone, dilation of superficial arterioles, superficial capillaries and superficial veins, and acceleration of blood circulation are caused. The terahertz activates high-frequency vibration, has a massage effect on skin cells, can promote sweat gland functions, accelerate the excretion of wastes in vivo, dredge pores, relieve keratinization, make the skin smooth and tender, reduce wrinkles and achieve the effects of beautifying the skin and beautifying the face.
In some embodiments, the raw material further comprises an auxiliary agent, wherein the addition amount of the auxiliary agent accounts for 0.1-5% of the total weight of the terahertz mineral material; the auxiliary agent at least comprises one of a dispersant, a compatilizer and a surfactant; preferably, the addition amount of the auxiliary agent accounts for 3.5% of the total weight of the terahertz mineral material; the auxiliary agent comprises a dispersing agent and a compatilizer.
In some embodiments, the weight ratio of the dispersant to the compatibilizer is 1: (0.1-0.5): (ii) a Preferably, the weight ratio of the dispersing agent to the compatilizer is 1: 0.3.
in some embodiments, the dispersant is selected from the group consisting of one or more of glycidyl methacrylate, polyethylene wax, polypropylene wax, ethylene glycol isooctyl ether, N' -ethylene bis stearamide, maleic anhydride grafted polypropylene wax; preferably, the dispersant is a maleic anhydride grafted polypropylene wax.
In some embodiments, the type of the compatibilizer is not particularly limited, and any compatibilizer that can be generally used in preparing the master batch can be used in the present invention; preferably, the compatibilizing agent is selected from silane coupling agents.
In some embodiments, the kind of the silane coupling agent is not particularly limited; preferably, the silane coupling agent is aminopropylmethyldiethoxysilane.
In some embodiments, the preparation method of the terahertz functional master batch is selected from at least one of a nanofabrication technology, an organic-inorganic nano hybrid dispersion technology and a master batch manufacturing technology; preferably, the preparation method of the terahertz functional master batch is selected from master batch manufacturing processes.
In some embodiments, the detailed preparation method of the master batch manufacturing process is not particularly limited, the master batch manufacturing process is prepared by a technical method well known in the art, and the master batch manufacturing process of the terahertz functional master batch in the present invention is as follows: the terahertz material is prepared by mixing the terahertz mineral material, the polyolefin and the auxiliary agent through organic-inorganic hybrid melting and extrusion granulation.
According to the terahertz functional master batch, natural functional materials are added from the source, and functional products applied to textiles, fibers, plastics and the like, which are prepared by using the master batch, are semi-permanent.
The second aspect of the invention provides an application of the terahertz functional master batch, which is applied to at least one of textiles, films, pipes, hygienic products and fibers.
The present invention is described in detail below with reference to examples, which are provided for the purpose of further illustration only and are not to be construed as limiting the scope of the present invention, and the insubstantial modifications and adaptations thereof by those skilled in the art based on the teachings of the present invention will still fall within the scope of the present invention.
Example 1
A terahertz functional master batch comprises a terahertz mineral material and polyolefin as raw materials; the weight ratio of the terahertz mineral material to the polyolefin is 1: 4.
the polyolefin was PET, which was purchased from PET (polyethylene terephthalate) PET-930 FG/American MDI.
The particle size of D50 of the terahertz mineral material is 200nm, and the particle size of D100 is 1.5 microns. The mineral powder comprises first mineral powder and second mineral powder, wherein the weight ratio of the first mineral powder to the second mineral powder is 1: 0.2; the first mineral powder is feldspar; the second mineral powder is selected from Maifanitum. The feldspar is selected from potassium feldspar and albite, and the proportion is 1: 0.5.
the content of silicon dioxide in the terahertz mineral material is 71.7 wt%.
The raw materials also comprise an auxiliary agent, and the addition amount of the auxiliary agent accounts for 3.5% of the total weight of the terahertz mineral material; the auxiliary agent comprises a dispersing agent and a compatilizer. The weight ratio of the dispersing agent to the compatilizer is 1: 0.3. the dispersant is maleic anhydride grafted polypropylene wax. The compatilizer is aminopropyl methyl diethoxy silane. The manufacturing process of the master batch of the terahertz functional master batch comprises the following steps: the terahertz material is prepared by mixing the terahertz mineral material, the polyolefin and the auxiliary agent through organic-inorganic hybrid melting and extrusion granulation.
Example 2
A terahertz functional master batch comprises a terahertz mineral material and polyolefin as raw materials; the weight ratio of the terahertz mineral material to the polyolefin is 1: 2.
the polyolefin is PP, which is purchased from PP (polypropylene) 5060T/taiwan plastic.
The particle size of D50 of the terahertz mineral material is 600nm, and the particle size of D100 is 3 microns. The mineral powder comprises first mineral powder and second mineral powder, wherein the weight ratio of the first mineral powder to the second mineral powder is 1: 0.1; the first mineral powder is feldspar; the second mineral powder is selected from tourmaline. The feldspar is selected from potassium feldspar and albite, and the proportion is 1: 0.1. the content of silicon dioxide in the terahertz mineral material is 71.7 wt%.
The raw materials also comprise an auxiliary agent, and the addition amount of the auxiliary agent accounts for 1% of the total weight of the terahertz mineral material; the auxiliary agent comprises a dispersing agent and a compatilizer. The weight ratio of the dispersing agent to the compatilizer is 1: 0.1. the dispersant is maleic anhydride grafted polypropylene wax. The compatilizer is aminopropyl methyl diethoxy silane. The manufacturing process of the master batch of the terahertz functional master batch comprises the following steps: the terahertz material is prepared by mixing the terahertz mineral material, the polyolefin and the auxiliary agent through organic-inorganic hybrid melting and extrusion granulation.
Example 3
A terahertz functional master batch comprises a terahertz mineral material and polyolefin as raw materials; the weight ratio of the terahertz mineral material to the polyolefin is 1: 9.
the polyolefin was PE, which was purchased from HDPE (high density polyethylene) HDF 5116/Ricaun NASCO.
The particle size of D50 of the terahertz mineral material is 100nm, and the particle size of D100 is 800 nm. The mineral powder comprises first mineral powder and second mineral powder, wherein the weight ratio of the first mineral powder to the second mineral powder is 1: 1; the first mineral powder is feldspar; the second mineral powder is selected from Maifanitum. The feldspar is selected from potassium feldspar and albite, and the proportion is 1: 0.3.
the content of silicon dioxide in the terahertz mineral material is 71.7 wt%.
The raw materials also comprise an auxiliary agent, and the addition amount of the auxiliary agent accounts for 5% of the total weight of the terahertz mineral material; the auxiliary agent comprises a dispersing agent and a compatilizer. The weight ratio of the dispersing agent to the compatilizer is 1: 0.5. the dispersant is maleic anhydride grafted polypropylene wax. The compatilizer is aminopropyl methyl diethoxy silane. The manufacturing process of the master batch of the terahertz functional master batch comprises the following steps: the terahertz material is prepared by mixing the terahertz mineral material, the polyolefin and the auxiliary agent through organic-inorganic hybrid melting and extrusion granulation.
Example 4
A terahertz functional master batch comprises a terahertz mineral material and polyolefin as raw materials; the weight ratio of the terahertz mineral material to the polyolefin is 1: 4.
the polyolefin was PET, which was purchased from PET (polyethylene terephthalate) PET-930 FG/American MDI.
The particle size of D50 of the terahertz mineral material is 50nm, and the particle size of D100 is 3 microns. The mineral powder comprises first mineral powder and second mineral powder, wherein the weight ratio of the first mineral powder to the second mineral powder is 1: 0.2; the first mineral powder is feldspar; the second mineral powder is selected from Maifanitum. The feldspar is selected from potassium feldspar and albite, and the proportion is 1: 0.5.
the raw materials also comprise an auxiliary agent, and the addition amount of the auxiliary agent accounts for 3.5% of the total weight of the terahertz mineral material; the auxiliary agent comprises a dispersing agent and a compatilizer. The weight ratio of the dispersing agent to the compatilizer is 1: 0.3. the dispersant is maleic anhydride grafted polypropylene wax. The compatilizer is aminopropyl methyl diethoxy silane. The manufacturing process of the master batch of the terahertz functional master batch comprises the following steps: the terahertz material is prepared by mixing the terahertz mineral material, the polyolefin and the auxiliary agent through organic-inorganic hybrid melting and extrusion granulation.
Example 5
A terahertz functional master batch comprises a terahertz mineral material and polyolefin as raw materials; the weight ratio of the terahertz mineral material to the polyolefin is 1: 4.
the polyolefin was PET, which was purchased from PET (polyethylene terephthalate) PET-930 FG/American MDI.
The particle size of D50 of the terahertz mineral material is 200nm, and the particle size of D100 is 1.5 microns. The second mineral powder is selected from medical stone. The content of silicon dioxide in the terahertz mineral material is 71.7 wt%.
The raw materials also comprise an auxiliary agent, and the addition amount of the auxiliary agent accounts for 3.5% of the total weight of the terahertz mineral material; the auxiliary agent comprises a dispersing agent and a compatilizer. The weight ratio of the dispersing agent to the compatilizer is 1: 0.3. the dispersant is maleic anhydride grafted polypropylene wax. The compatilizer is aminopropyl methyl diethoxy silane. The manufacturing process of the master batch of the terahertz functional master batch comprises the following steps: the terahertz material is prepared by mixing the terahertz mineral material, the polyolefin and the auxiliary agent through organic-inorganic hybrid melting and extrusion granulation.
Example 6
A terahertz functional master batch comprises a terahertz mineral material and polyolefin as raw materials; the weight ratio of the terahertz mineral material to the polyolefin is 1: 4.
the polyolefin was PET, which was purchased from PET (polyethylene terephthalate) PET-930 FG/American MDI.
The particle size of D50 of the terahertz mineral material is 200nm, and the particle size of D100 is 1.5 microns. The mineral powder comprises first mineral powder and second mineral powder, wherein the weight ratio of the first mineral powder to the second mineral powder is 1: 3; the first mineral powder is feldspar; the second mineral powder is selected from Maifanitum. The feldspar is selected from potassium feldspar and albite, and the proportion is 1: 0.5. the content of silicon dioxide in the terahertz mineral material is 71.7 wt%.
The raw materials also comprise an auxiliary agent, and the addition amount of the auxiliary agent accounts for 3.5% of the total weight of the terahertz mineral material; the auxiliary agent comprises a dispersing agent and a compatilizer. The weight ratio of the dispersing agent to the compatilizer is 1: 0.3. the dispersant is maleic anhydride grafted polypropylene wax. The compatilizer is aminopropyl methyl diethoxy silane. The manufacturing process of the master batch of the terahertz functional master batch comprises the following steps: the terahertz material is prepared by mixing the terahertz mineral material, the polyolefin and the auxiliary agent through organic-inorganic hybrid melting and extrusion granulation.
Performance testing
Preparing the terahertz functional master batch prepared in the embodiment 1 into a non-woven fabric, and performing antibacterial property test, infrared heating and experimental test on emissivity of a terahertz waveband, wherein a common non-woven fabric made of the same material is used as a comparison example:
the method for preparing the non-woven fabric by using the terahertz functional mother particles comprises the following steps: mixing PP master batches containing 10% of terahertz mineral and PP raw materials for non-woven fabrics in a proportion of 1: 9, directly extruding and spraying the mixture by a non-woven fabric device at high temperature to form the non-woven fabric.
The gram weight of the non-woven fabric is as follows: 25g/m2。
1. And (3) antibacterial property test: the measured bacteriostasis rate to staphylococcus aureus according to GB/T20944.3-2008 is shown in table 1.
2. Far infrared irradiation temperature rise test: GB/T30127 and 2013 detection and evaluation of far infrared performance of textiles.
3. Testing terahertz emissivity: the test method is to use a terahertz spectrometer for detection.
Table 1 example 1 performance test results
| Test item (example 1) | Results |
| Antibacterial property test (bacteriostasis rate) | >99％ |
| Far infrared irradiation temperature rise test (DEG C) | 2.5℃ |
| Terahertz is sent out nowMeasurement of refractive index (%) | 99％ |
Table 2 examples 4-5 performance test results
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may modify or change the technical content disclosed above into an equivalent embodiment with equivalent changes, but all those simple modifications, equivalent changes and modifications made on the above embodiment according to the technical spirit of the present invention still belong to the protection scope of the present invention.
Claims (10)
1. The terahertz functional master batch is characterized in that the raw materials at least comprise: terahertz mineral materials, polyolefins; the weight ratio of the terahertz mineral material to the polyolefin is 1: (1-10).
2. The terahertz functional masterbatch of claim 1, wherein the polyolefin is at least one selected from the group consisting of PET, PBT, PP, PA, PE, PC, PVC, PEO, EVA, PS, PMMA, ABS.
3. The terahertz functional masterbatch of claim 1, wherein the terahertz mineral material has a D50 particle size of 100nm-800nm and a D100 particle size of 200nm-5 μm.
4. The terahertz functional masterbatch of claim 3, wherein the terahertz mineral material has a D50 particle size of 200nm-600nm and a D100 particle size of 800nm-3 μm.
5. The terahertz functional masterbatch of claim 1, wherein the terahertz mineral material contains 50 wt% to 80 wt% of silica.
6. The terahertz functional masterbatch of claim 1, wherein the terahertz mineral material comprises at least one of potassium, sodium, iron, phosphorus, calcium, magnesium, strontium, rubidium, niobium, and gallium.
7. The terahertz functional masterbatch of claim 1, wherein the terahertz mineral material comprises a first mineral powder and a second mineral powder, and the weight ratio of the first mineral powder to the second mineral powder is 1: (0-3); the first mineral powder is feldspar; the second mineral powder is at least one of Maifanitum, tourmaline, hornbeam sparkling stone, Haematitum and stone needle.
8. The terahertz functional masterbatch of claim 1, wherein the feldspar is selected from the group consisting of albite, potassium feldspar, orthoclase, anorthite, and combinations thereof.
9. The terahertz functional master batch of any one of claims 1 to 8, wherein the raw material further comprises an auxiliary agent, and the addition amount of the auxiliary agent accounts for 0.1 to 5 percent of the total weight of the terahertz mineral material; the auxiliary agent at least comprises one of a dispersant, a compatilizer, an antioxidant and a surfactant.
10. The use of the terahertz functional masterbatch according to any one of claims 1 to 9, wherein the terahertz functional masterbatch is applied to at least one of textiles, films, pipes, sanitary products and fibers.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112409664A (en) * | 2020-11-25 | 2021-02-26 | 浙江金科复合材料科技有限公司 | Production process of ageing-resistant polyolefin functional master batch |
| CN112680819A (en) * | 2020-12-24 | 2021-04-20 | 高意匠新材料科技(苏州)有限公司 | Heating hollow cotton containing feldspar minerals and application thereof |
| CN113444267A (en) * | 2021-07-20 | 2021-09-28 | 佛山市塑派科技有限公司 | Functional fiber master batch, preparation method thereof and functional fiber |
| CN113550069A (en) * | 2021-08-04 | 2021-10-26 | 安徽锦鼎织造有限公司 | Preparation process of terahertz hot-air cotton |
-
2020
- 2020-07-31 CN CN202010763136.3A patent/CN111718565A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112409664A (en) * | 2020-11-25 | 2021-02-26 | 浙江金科复合材料科技有限公司 | Production process of ageing-resistant polyolefin functional master batch |
| CN112680819A (en) * | 2020-12-24 | 2021-04-20 | 高意匠新材料科技(苏州)有限公司 | Heating hollow cotton containing feldspar minerals and application thereof |
| CN113444267A (en) * | 2021-07-20 | 2021-09-28 | 佛山市塑派科技有限公司 | Functional fiber master batch, preparation method thereof and functional fiber |
| CN113550069A (en) * | 2021-08-04 | 2021-10-26 | 安徽锦鼎织造有限公司 | Preparation process of terahertz hot-air cotton |
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