CN109535547A - Anti- ionization bergmann's fiber master batch of one kind and preparation method thereof - Google Patents
Anti- ionization bergmann's fiber master batch of one kind and preparation method thereof Download PDFInfo
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- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
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- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
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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
- 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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- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
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- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
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- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
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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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0887—Tungsten
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Abstract
The invention discloses a kind of anti-ionization bergmann's fiber master batches, are related to radiation proof function technical field of polymer materials, it is intended to solve the problems, such as functional agglomerate spinnability, dispersibility and functional in the prior art；The present invention includes polymer base material, dispersing agent, radiation protection substrate and chain elongation agent, is made of the radiation proof function powder of the thermoplastic resin carrier of 50-85wt% in percentage by weight and the partial size of 15-50wt% between 0.1-50 μm；The invention also discloses the preparation methods of the anti-ionization bergmann's fiber master batch, the radiation proof function powder that partial size is 0.1-50 μm is subjected to melt blending, granulation, drying with the thermoplastic polyester after drying, so that anti-ionization bergmann's fiber master batch of the invention be made；The present invention has the characteristics that compatibility is good, good spinning performance, and solve the problems, such as to float in fiber production process silk, fracture of wire, fibrous fracture intensity are low, meanwhile, the fiber functionalization effect that this kind of method obtains is prominent, and application prospect is extensive.
Description
Technical field
The present invention relates to radiation proof function technical field of polymer materials, specifically a kind of anti-ionization bergmann's fiber master batch
And preparation method thereof.
Background technique
Thermoplastic resin carrier, such as polypropylene, polyester, polyamide have breaking strength height, good toughness, with higher
The features such as mechanical energy, easy machine-shaping, and there are the outstanding properties such as good recyclable recycling, reusable, it is wide
It is general to be applied to household electrical appliances, automobile, in daily product.While in order to meet the special functional demands of certain products, thermoplastic resin is carried
Body has expanded its application range as functional material carrier significantly, is such as used as a kind of anti-radiation shielding material.
Existing radiation resistant fiber agglomerate material such as inhales wave electromagnetic radiation, ultraviolet radiation mainly for Non-ionizing radiation
Deng, be not able to satisfy in nuclear industry field high-energy ray generate ionising radiation protection.At the same time, that is reported at present is anti-
Radiation function master batch is mainly to be realized by carrying out mixed melting spinning mode with the thermoplastic resin support material of moderate viscosity
To the safeguard function of ionising radiation, master batch additive amount is limited, reduces the effective content of radiation proof function material, thus also right
The protection efficiency of functional material has an adverse effect.
In conclusion providing anti-ionization bergmann's fiber master batch of one kind and preparation method thereof seems very necessary.
Summary of the invention
The purpose of the present invention is to provide a kind of finely dispersed anti-ionization bergmann's fiber master batch and preparation method thereof, institutes
The functional agglomerate prepared can direct melt-spinning at high speeds FDY/POY thermoplastic resin carrier fibre, there is compatibility
The features such as good, good spinning performance, while solving that the silk that floats during master batch is directly spun, fracture of wire, fibrous fracture intensity are low etc. to ask
Topic, to obtain the fiber functional material with anti-ionization radiance, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of anti-ionization bergmann's fiber master batch, including below according to the raw material of weight percent: thermoplastic resin carrier
50-84wt%, radiation proof function powder 15-49wt%, coupling agent 0.5-8wt%, dispersing agent 0.2-9wt%, antioxidant 0.1-
5wt%.
As a further solution of the present invention: the thermoplastic resin carrier is polypropylene (PP), poly terephthalic acid
Glycol ester (PET), polypropylene terephthalate (PTT), polybutylene terephthalate (PBT) (PBT), poly- naphthalenedicarboxylic acid
The mixture of one or more of glycol ester (PEN) and polyamide (PA) arbitrary proportion.
As further scheme of the invention: the radiation proof function powder is one in lead, tungsten, tantalum and boron carbide
The mixture of kind or several arbitrary proportions；The partial size of the radiation proof function powder is 0.1 μm -50 μm.
As further scheme of the invention: the coupling agent is titanate coupling agent, silane coupling agent, phosphate
One of coupling agent.
As the present invention further scheme: the dispersing agent be paraffin, montanin wax, polyethylene wax, stearate,
One of ethylene bis stearic acid amide, oleamide.
As further scheme of the invention: the antioxidant is four [β-(3,5- di-tert-butyl-hydroxy phenyl)
Propionic acid] one or both of pentaerythritol ester and three [2.4- di-tert-butyl-phenyl] phosphite esters mixture.
The preparation method of the anti-ionization bergmann's fiber master batch, steps are as follows:
1) each component is weighed according to formula ratio；
2) each component weighed in step 1) is sequentially added in proportion in high-speed mixer and is uniformly mixed, obtain mixture
Material, it is spare；
3) mixed uniformly material will be subjected to melt blending extrusion using double screw extruder in step 2), granulation, done
It is dry, to prepare anti-ionization bergmann's fiber master batch finished product.
As further scheme of the invention: in preparation method described above, the thermoplastic resin carrier need to be mentioned
Preceding removal moisture drying makes its moisture content in 10ppm-200ppm；The thermoplastic resin carrier is mixed with radiation proof function powder
Before, it need to carry out crushing the powder for forming -1000 mesh of 50 mesh.
As further scheme of the invention: in the step 2) of preparation method described above, first toward high-speed stirred
Thermoplastic resin carrier and radiation proof function powder, blender revolving speed 450r/min-1600r/min, mixing time are added in machine
1-25min。
As further scheme of the invention: in preparation method step 2) described above, thermoplastic resin is added and carries
After body and radiation proof function powder, then coupling agent, dispersing agent and antioxidant are sequentially added into high-speed mixer, blender revolving speed
450r/min-1600r/min, mixing time 2-35min.
As further scheme of the invention: in preparation method step 3) described above, the mixed material is in institute
State the temperature in double screw extruder are as follows: 100-80 DEG C, and vacuumized；The screw speed of the double screw extruder is
150-500r/min。
As further scheme of the invention: in preparation method step 3) described above, the anti-ionising radiation
Fiber master batch dry 2-24h at 85-150 DEG C, makes master batch water content 10ppm-200ppm.
As further scheme of the invention: in preparation method step 3) described above, the anti-ionising radiation
Fiber master batch needed vibrating screen to be screened and had the feature that master batch macro morphology is after twin-screw extrusion, pelletizing
Circular cylinder, high 1-4mm, diameter 2-4mm.
Compared with prior art, the beneficial effects of the present invention are:
Anti- ionization bergmann's fiber master batch prepared by the present invention has good under the common mating reaction of various raw materials
Dispersing uniformity directly carries out melt spinning using existing spinning equipment, at the same solve the silk that floats during master batch is directly spun,
The problems such as fracture of wire, low fibrous fracture intensity, to spin out the functional fibre material with anti-ionising radiation.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
Embodiment 1
A kind of anti-ionization bergmann's fiber master batch is provided in the embodiment of the present invention, comprising the following steps:
Step 1: it is calculated by mass percentage and weighs following component: 79.4wt% thermoplastic resin carrier, the anti-spoke of 15wt%
Penetrate function powder, 0.5wt% coupling agent, 5wt% dispersing agent, 0.1wt% antioxidant.
The thermoplastic resin carrier is polypropylene (PP)；The radiation proof function powder is lead, the anti-spoke
The partial size for penetrating function powder is 0.1 μm -50 μm；The coupling agent is titanate coupling agent；The dispersing agent is paraffin；Institute
The antioxidant stated is four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters.
Step 2: above-mentioned raw materials being weighed by component ratio and sequentially adds high-speed stirred and is uniformly mixed, blender revolving speed
450r/min, mixing time 10min.
Step 3: carrying out melt blending extrusion using double screw extruder for above-mentioned uniformly mixed material, be granulated, described
Temperature of the mixed material in the double screw extruder are as follows: 100~280 DEG C, screw speed 200r/min.
Step 4: by the above-mentioned master batch prepared after vibrating screen screens, drying for 24 hours, obtains qualified electricity at 100 DEG C
From anti-ionization bergmann's fiber master batch.Master batch macro morphology is circular cylinder, high 1-4mm, diameter 2-4mm.
Embodiment 2
A kind of anti-ionization bergmann's fiber master batch is provided in the embodiment of the present invention, comprising the following steps:
Step 1: it is calculated by mass percentage and weighs following component: 50wt% thermoplastic resin carrier, 40wt% radiation protection
Function powder, 2wt% coupling agent, 7wt% dispersing agent, 1wt% antioxidant.
The thermoplastic resin carrier is polyethylene terephthalate (PET)；The radiation proof function powder
For tungsten, the partial size of the radiation proof function powder is 0.1 μm -50 μm；The coupling agent is silane coupling agent；Point
Powder is montanin wax；The antioxidant is three [2.4- di-tert-butyl-phenyl] phosphite esters.
Step 2: above-mentioned raw materials being weighed by component ratio and sequentially adds high-speed stirred and is uniformly mixed, blender revolving speed
450r/min, mixing time 10min.
Step 3: carrying out melt blending extrusion using double screw extruder for above-mentioned uniformly mixed material, be granulated, described
Temperature of the mixed material in the double screw extruder are as follows: 100~280 DEG C, screw speed 200r/min.
Step 4: by the above-mentioned master batch prepared after vibrating screen screens, drying for 24 hours, obtains qualified electricity at 100 DEG C
From anti-ionization bergmann's fiber master batch.Master batch macro morphology is circular cylinder, high 1-4mm, diameter 2-4mm.
Embodiment 3
A kind of anti-ionization bergmann's fiber master batch is provided in the embodiment of the present invention, comprising the following steps:
Step 1: it is calculated by mass percentage and weighs following component: 67wt% thermoplastic resin carrier, 20wt% radiation protection
Function powder, 4wt% coupling agent, 6wt% dispersing agent, 3wt% antioxidant.
The thermoplastic resin carrier is polypropylene terephthalate (PTT)；The radiation proof function powder
For tantalum, the partial size of the radiation proof function powder is 0.1 μm -50 μm；The coupling agent is phosphate coupling agent；Described
Dispersing agent is polyethylene wax；The antioxidant is four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters
With three [2.4- di-tert-butyl-phenyl] phosphite esters according to the mixture of mass ratio 1:1.
Step 2: above-mentioned raw materials being weighed by component ratio and sequentially adds high-speed stirred and is uniformly mixed, blender revolving speed
450r/min, mixing time 10min.
Step 3: carrying out melt blending extrusion using double screw extruder for above-mentioned uniformly mixed material, be granulated, described
Temperature of the mixed material in the double screw extruder are as follows: 100~280 DEG C, screw speed 200r/min.
Step 4: by the above-mentioned master batch prepared after vibrating screen screens, drying for 24 hours, obtains qualified electricity at 100 DEG C
From anti-ionization bergmann's fiber master batch.Master batch macro morphology is circular cylinder, high 1-4mm, diameter 2-4mm.
Embodiment 4
A kind of anti-ionization bergmann's fiber master batch is provided in the embodiment of the present invention, comprising the following steps:
Step 1: it is calculated by mass percentage and weighs following component: 60wt% thermoplastic resin carrier, 30wt% radiation protection
Function powder, 6wt% coupling agent, 2wt% dispersing agent, 2wt% antioxidant.
The thermoplastic resin carrier is polybutylene terephthalate (PBT) (PBT) and polyethylene naphthalate
(PEN) according to the mixture of mass ratio 1:1；The radiation proof function powder is boron carbide, the radiation proof function powder
Partial size be 0.1 μm -50 μm；The coupling agent is titanate coupling agent；The dispersing agent is ethylene bis stearic acid amide；
The antioxidant is four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters.
Step 2: above-mentioned raw materials being weighed by component ratio and sequentially adds high-speed stirred and is uniformly mixed, blender revolving speed
450r/min, mixing time 10min.
Step 3: carrying out melt blending extrusion using double screw extruder for above-mentioned uniformly mixed material, be granulated, described
Temperature of the mixed material in the double screw extruder are as follows: 100~280 DEG C, screw speed 200r/min.
Step 4: by the above-mentioned master batch prepared after vibrating screen screens, drying for 24 hours, obtains qualified electricity at 100 DEG C
From anti-ionization bergmann's fiber master batch.Master batch macro morphology is circular cylinder, high 1-4mm, diameter 2-4mm.
Embodiment 5
A kind of anti-ionization bergmann's fiber master batch is provided in the embodiment of the present invention, comprising the following steps:
Step 1: it is calculated by mass percentage and weighs following component: 84wt% thermoplastic resin carrier, 15wt% radiation protection
Function powder, 0.5wt% coupling agent, 0.3wt% dispersing agent, 0.2wt% antioxidant.
The thermoplastic resin carrier is polypropylene (PP), polyethylene terephthalate (PET), poly- terephthaldehyde
Acid propylene glycol ester (PTT), polybutylene terephthalate (PBT) (PBT), polyethylene naphthalate (PEN) and polyamide (PA)
According to the mixture of mass ratio 1:1:1:1:1:1；The radiation proof function powder is lead, tungsten, tantalum and boron carbide according to quality
Mixture than 1:1:1:1, the partial size of the radiation proof function powder are 0.1 μm -50 μm；The coupling agent is that silane is even
Join agent；The dispersing agent is oleamide；The antioxidant is three [2.4- di-tert-butyl-phenyl] phosphite esters.
Step 2: above-mentioned raw materials being weighed by component ratio and sequentially adds high-speed stirred and is uniformly mixed, blender revolving speed
450r/min, mixing time 10min.
Step 3: carrying out melt blending extrusion using double screw extruder for above-mentioned uniformly mixed material, be granulated, described
Temperature of the mixed material in the double screw extruder are as follows: 100~280 DEG C, screw speed 200r/min.
Step 4: by the above-mentioned master batch prepared after vibrating screen screens, drying for 24 hours, obtains qualified electricity at 100 DEG C
From anti-ionization bergmann's fiber master batch.Master batch macro morphology is circular cylinder, high 1-4mm, diameter 2-4mm.
Anti- ionization bergmann's fiber master batch prepared by the present invention has good under the common mating reaction of various raw materials
Dispersing uniformity directly carries out melt spinning using existing spinning equipment, at the same solve the silk that floats during master batch is directly spun,
The problems such as fracture of wire, low fibrous fracture intensity, to spin out the functional fibre material with anti-ionising radiation.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of anti-ionization bergmann's fiber master batch, which is characterized in that including below according to the raw material of weight percent: thermoplasticity
Resin carrier 50-84wt%, radiation proof function powder 15-49wt%, coupling agent 0.5-8wt%, dispersing agent 0.2-9wt% resist
Oxygen agent 0.1-5wt%.
2. anti-ionization bergmann's fiber master batch according to claim 1, which is characterized in that the thermoplastic resin carrier
For polypropylene, polyethylene terephthalate, polypropylene terephthalate, polybutylene terephthalate (PBT), poly- naphthalene
The mixture of one or more of naphthalate and polyamide arbitrary proportion；The radiation proof function powder is
The mixture of one or more of lead, tungsten, tantalum and boron carbide arbitrary proportion；The partial size of the radiation proof function powder is
0.1μm-50μm；The coupling agent is one of titanate coupling agent, silane coupling agent, phosphate coupling agent；Described
Dispersing agent is one of paraffin, montanin wax, polyethylene wax, stearate, ethylene bis stearic acid amide, oleamide.
3. the anti-ionization bergmann's fiber master batch of one kind according to claim 1, which is characterized in that the antioxidant is four
In [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and three [2.4- di-tert-butyl-phenyl] phosphite esters
One or two kinds of mixtures.
4. a kind of preparation method of anti-ionization bergmann's fiber master batch a method according to any one of claims 1-3, which is characterized in that packet
Include following steps:
1) each component is weighed according to formula ratio；
2) each component weighed in step 1) is sequentially added in proportion in high-speed mixer and is uniformly mixed, obtain mixed material,
It is spare；
3) mixed material for obtaining step 2) carries out melt blending extrusion, granulation, drying using double screw extruder, to make
Standby ionization bergmann's fiber master batch finished product anti-out.
5. the preparation method according to claim 4, which is characterized in that the thermoplastic resin carrier need to dehumidify dry in advance
It is dry, make its moisture content in 10ppm-200ppm；The thermoplastic resin carrier needs to carry out before mixing with radiation proof function powder
Crush the powder for forming -1000 mesh of 50 mesh.
6. the preparation method according to claim 4, which is characterized in that in step 2), be added first into high-speed mixer
Thermoplastic resin carrier and radiation proof function powder, blender revolving speed 450r/min-1600r/min, mixing time 1-25min.
7. preparation method according to claim 6, which is characterized in that in step 2), be added thermoplastic resin carrier and
After radiation proof function powder, then coupling agent, dispersing agent and antioxidant are sequentially added into high-speed mixer, blender revolving speed
450r/min-1600r/min, mixing time 2-35min.
8. the preparation method according to claim 4, which is characterized in that in step 3), the mixed material is in double spiral shells
Temperature in bar extruder are as follows: 100-80 DEG C, and vacuumized；The screw speed of the double screw extruder is 150-
500r/min。
9. preparation method according to claim 8, which is characterized in that in step 3), the anti-ionization bergmann's fiber is used
Master batch dry 2-24h at 85-150 DEG C, makes anti-ionization bergmann's fiber master batch water content 10ppm-200ppm.
10. the preparation method according to claim 4, which is characterized in that in step 3), the anti-ionization bergmann's fiber is used
Master batch needed vibrating screen to be screened and had the feature that master batch macro morphology is circular columns after twin-screw extrusion, pelletizing
Body, high 1-4mm, diameter 2-4mm.
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- 2018-10-30 CN CN201811277231.1A patent/CN109535547A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108085778A (en) * | 2017-12-04 | 2018-05-29 | 杭州奔马化纤纺丝有限公司 | A kind of anti pilling easily super imitative cotton modified short fiber of dye and preparation method thereof |
| CN111484642A (en) * | 2020-06-08 | 2020-08-04 | 百草边大生物科技(青岛)有限公司 | Tea polyphenol, naringin or emodin modified PP master batch with strong spinning performance and preparation process thereof |
| CN111484642B (en) * | 2020-06-08 | 2023-05-02 | 百草边大生物科技(青岛)有限公司 | Tea polyphenol, naringin or emodin modified PP master batch with strong spinning performance and preparation process thereof |
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