CN108929539A - A kind of bright glass fiber reinforced nylon 6 material and preparation method thereof - Google Patents
A kind of bright glass fiber reinforced nylon 6 material and preparation method thereof Download PDFInfo
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- CN108929539A CN108929539A CN201710381968.7A CN201710381968A CN108929539A CN 108929539 A CN108929539 A CN 108929539A CN 201710381968 A CN201710381968 A CN 201710381968A CN 108929539 A CN108929539 A CN 108929539A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a kind of glass fiber reinforced nylon 6 materials bright in luster and preparation method thereof, are prepared by weight by following components：6 42-82 parts of nylon, 5-40 parts of glass fibre, 3-10 parts of toughener, synergistic colours reinforcing agent 3-10 parts, 0.5-5 parts of color master-batch, 0.1-0.5 parts of antioxidant, 0.1-1.0 parts of lubricant.The present invention is used using color master-batch, synergistic coloring reinforcing agent collaboration, and while material keeps mechanics stability, making material integrally has extraordinary colorability, good toner dispersibility.Products of the present invention is bright-colored, is evenly distributed, and property retention is good, has good color homogeneity.
Description
Technical field
The invention belongs to technical field of polymer materials, and in particular to a kind of bright glass fiber reinforced nylon 6 material
And preparation method thereof.
Background technique
Nylon 6 is the general engineering plastic with excellent comprehensive performance, with excellent mechanical performance with it is wear-resisting, resistance to molten
It the advantages that agent, oil resistant, is widely used in every profession and trade.With its application continually develop, people to nylon 6 propose it is higher,
More specifically require, for example, people have more pursuits for the color of product, this requires rapidoprint to have it is various
Bright-coloured appearance.People add toner in the material mainly to realize the color requirements of material at present, but since toner is increasing
Disperse very much problem that is uneven and causing material color inconsistent in strong system, and since the addition of toner is not allowed to easily cause
Interfacial separation between glass and nylon 6 resin, so that the mechanical performance decline of material is obvious.
Therefore, a kind of glass fiber reinforced nylon 6 material bright in luster and its modification technology are developed and pigment is evenly dispersed
Method is of great significance to the resultant performance enhancements of modification of nylon 6, technological improvement and practical application.
Summary of the invention
The object of the present invention is to provide a kind of bright glass fiber reinforced nylon 6 materials and preparation method thereof.
In order to achieve the object of the present invention, the present invention provides a kind of bright glass fiber reinforced nylon 6 material, by
Following components are prepared by weight：
Further scheme, 6 inherent viscosity of nylon are 2.0-2.8dl/g.
The glass fibre is the non-twist coarse sand of alkali-free that diameter is 8-15 μm.
The toughener is POE grafted maleic anhydride, and the grafting rate of the POE grafted maleic anhydride is 0.8-
1.5wt%.
The synergistic coloring reinforcing agent is inorganic crystal whisker.
The inorganic crystal whisker is wollastonite whisker and magnesium hydroxide crystal whisker is 10 in mass ratio：The mixture of 1 composition.
The color master-batch is made of by weight following components：
6 100 parts of ultra-low viscosity nylon
0-25 parts of titanium dioxide
0-2 parts of blue or green blue
0-2 parts of dark green
0-5 parts of titanium yellow powder
0.01-1 parts of carbon black
0-2 parts of iron oxide red.
The relative viscosity of the ultra-low viscosity nylon 6 is 2.0dl/g；The carbon black is activating surface free flowing black.
The antioxidant is N, N'- is bis--(3- (3,5- di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine and phosphorous
The mixture of sour three (2,4- di-tert-butyl-phenyl) esters；The lubricant is silicone powder.
Another goal of the invention of the invention is to provide a kind of preparation of above-mentioned bright glass fiber reinforced nylon 6 material
Method comprising following steps：
(1) by 6 100 parts of ultra-low viscosity nylon, 0-25 parts of titanium dioxide, 0-2 parts of blue or green blue, 0-2 parts of dark green, titanium yellow powder
0-5 parts, 0.01-1 parts of carbon black and 0-2 parts of iron oxide red, are mixed, squeeze out to obtain color master-batch；
(2) dried following components is weighed：6 42-82 parts of nylon, 5-40 parts of glass fibre, 3-10 parts of toughener, association
Reinforcing agent 3-10 parts, 0.5-5 parts of color master-batch, 0.1-0.5 parts of antioxidant, 0.1-1.0 parts of lubricant of effect coloring；
(3) nylon 6 weighed up, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant and lubricant are passed through into height
Fast mixing machine is uniformly mixed, speed of agitator 600r/min, 2~10min of incorporation time；
(4) raw material mixed is added in double screw extruder, then glass fibre is added from its glass fiber opening, through molten
Melt extruding pelletization, bright glass fiber reinforced nylon 6 material is made；One area's temperature of the double screw extruder is 200-
230 DEG C, two area's temperature are 200-230 DEG C, and three area's temperature are 200-240 DEG C, and four area's temperature are 210-240 DEG C, and five area's temperature are
210-250 DEG C, six area's temperature are 220-250 DEG C；The revolving speed of double screw extruder is 250-500rpm.
Beneficial effects of the present invention：
Present invention introduces the nylon 6 of low viscosity, ensure that the mobility and processability of material entirety；Synergistic colours reinforcing agent
While so that material is kept mechanics stability, making material integrally has extraordinary colorability, the dispersion of good toner
Property.
The present invention is used using Masterbatch, synergistic coloring reinforcing agent collaboration, while material keeps mechanics stability,
Making material integrally has extraordinary colorability, good toner dispersibility.The advantages of invention is that product colour is bright-coloured, distribution
Uniformly, property retention is good, has good color homogeneity.
Products of the present invention is bright-colored, is evenly distributed, and property retention is good, has good color homogeneity.
Specific embodiment
The following describes the present invention further through the description of specific embodiments, but it is to limit of the invention that this, which is not,
System, those skilled in the art's basic thought according to the present invention can make various modifications or improvements, but without departing from this
The basic thought of invention, is all within the scope of the present invention.
6 inherent viscosity of nylon is 2.0-2.8dl/g.
Glass fibre is the non-twist coarse sand of alkali-free that diameter is 8-15 μm.
The synergistic coloring reinforcing agent is wollastonite whisker and magnesium hydroxide crystal whisker is 10 in mass ratio：1 composition mixes
Close object.
Carbon black is activating surface free flowing black.
Testing standard：
| Physical property | Test method |
| Tensile strength | ASTM D638 |
| Izod notch impact strength (izodtest) | ASTM D256 |
| Bending strength | ASTM D790 |
| Bending modulus | ASTM D790 |
| Toner disperses (tinting strength, tinting power) grade | UL94 range estimation |
Embodiment 1
(1) preparation of color master-batch：By 6 100 parts of ultra-low viscosity nylon, 25 parts of titanium dioxide, 1.5 parts of blue or green blue, carbon black
0.01 part, 1.5 parts of iron oxide red, high-speed mixer is added and is uniformly mixed, then extruding pelletization is coloured in double screw extruder
Master batch.The processing conditions of double screw extruder is：One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210
DEG C, four area's temperature are 220 DEG C, and five area's temperature are 220 DEG C, and six area's temperature are 225 DEG C；Twin-screw engine speed is 300rpm.
(2) preparation of bright glass fiber reinforced nylon 6 material：Dried following components is weighed by mass parts：Buddhist nun
62 parts of dragon, 25 parts of glass fibre, 5 parts of toughener, synergistic colours 5 parts of reinforcing agent, 3 parts of color master-batch, 0.1 part of antioxidant, lubricates
0.5 part of agent；
(3) nylon 6 that will be weighed up, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant, lubricant pass through high speed
Mixing machine is uniformly mixed, speed of agitator 600r/min, 2~10min of incorporation time；The raw material mixed is added to twin-screw
In extruder, glass fibre is added from glass fiber opening, is granulated through melting extrusion, and bright-coloured glass fiber reinforced nylon 6 material is made.Twin-screw
The processing conditions of extruder is：One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C, and four area's temperature are
220 DEG C, five area's temperature are 220 DEG C, and six area's temperature are 225 DEG C；Twin-screw engine speed is 300rpm.
Embodiment 2
(1) preparation of color master-batch：By 6 100 parts of ultra-low viscosity nylon, 15 parts of titanium dioxide, 0.5 part of dark green, iron oxide red
1.0 parts, 0.01 part of addition high-speed mixer of carbon black is uniformly mixed, and then extruding pelletization obtains color masterbatch in double screw extruder
Grain.The processing conditions of double screw extruder is：One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C,
Four area's temperature are 220 DEG C, and five area's temperature are 220 DEG C, and six area's temperature are 225 DEG C；Twin-screw engine speed is 300rpm.
(2) preparation of bright-coloured glass fiber reinforced nylon 6 material：Dried following components is weighed by mass parts：Nylon 6 42
Part, 40 parts of glass fibre, 3 parts of toughener, 10 parts of reinforcing agent of synergistic coloring, 5 parts of color master-batch, 0.5 part of antioxidant, lubricant
1.0 part；
(3) nylon 6 that will be weighed up, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant, lubricant pass through high speed
Mixing machine is uniformly mixed, speed of agitator 600r/min, 2~10min of incorporation time；The raw material mixed is added to twin-screw
In extruder, glass fibre is added from glass fiber opening, is granulated through melting extrusion, and bright-coloured glass fiber reinforced nylon 6 material is made.Twin-screw
The processing conditions of extruder is：One area's temperature is 230 DEG C, and two area's temperature are 230 DEG C, and three area's temperature are 240 DEG C, and four area's temperature are
240 DEG C, five area's temperature are 250 DEG C, and six area's temperature are 250 DEG C；Twin-screw engine speed is 500rpm.
Embodiment 3
(1) preparation of color master-batch：By 6 100 parts of ultra-low viscosity nylon, 10 parts of titanium dioxide, 2.5 parts of titanium yellow powder, iron oxide red
0.5 part, 0.01 part of addition high-speed mixer of carbon black is uniformly mixed, and then extruding pelletization obtains color masterbatch in double screw extruder
Grain.The processing conditions of double screw extruder is：One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C,
Four area's temperature are 220 DEG C, and five area's temperature are 220 DEG C, and six area's temperature are 225 DEG C；Twin-screw engine speed is 300rpm.
(2) preparation of bright-coloured glass fiber reinforced nylon 6 material：Dried following components is weighed by mass parts：Nylon 6 82
Part, 5 parts of glass fibre, 10 parts of toughener, 3 parts of reinforcing agent of synergistic coloring, 0.5 part of color master-batch, 0.3 part of antioxidant, lubricant
0.1 part；
(3) nylon 6 that will be weighed up, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant, lubricant pass through high speed
Mixing machine is uniformly mixed, speed of agitator 600r/min, 2~10min of incorporation time；The raw material mixed is added to twin-screw
In extruder, glass fibre is added from glass fiber opening, is granulated through melting extrusion, and bright-coloured glass fiber reinforced nylon 6 material is made.Twin-screw
The processing conditions of extruder is：One area's temperature is 210 DEG C, and two area's temperature are 215 DEG C, and three area's temperature are 220 DEG C, and four area's temperature are
230 DEG C, five area's temperature are 240 DEG C, and six area's temperature are 250 DEG C；Twin-screw engine speed is 250rpm.
Comparative example 1
Difference with embodiment 1 is that toner auxiliary agent is not made into color master-batch
Dried following components is weighed by mass parts：6 62 parts of nylon, 25 parts of glass fibre, 5 parts of toughener, synergistic
5 parts of color reinforcing agent, 0.9 part of titanium dioxide, 0.045 part of blue or green blue, 0.00036 part of carbon black, 0.045 part of iron oxide red, 0.1 part of antioxidant,
0.5 part of lubricant；The nylon 6 that will be weighed up, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant, lubricant pass through height
Fast mixing machine is uniformly mixed, speed of agitator 600r/min, 2~10min of incorporation time；The raw material mixed is added to double spiral shells
In bar extruder, glass fibre is added from glass fiber opening, is granulated through melting extrusion, and bright-coloured glass fiber reinforced nylon 6 material is made.Double spiral shells
The processing conditions of bar extruder is：One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C, four area's temperature
It is 220 DEG C, five area's temperature are 220 DEG C, and six area's temperature are 225 DEG C；Twin-screw engine speed is 300rpm.
Comparative example 2
Difference with embodiment 1 is end plus synergistic coloring reinforcing agent：
(1) preparation of color master-batch：By 6 100 parts of ultra-low viscosity nylon, 25 parts of titanium dioxide, 1.5 parts of blue or green blue, carbon black
0.01 part, 1.5 parts of iron oxide red, high-speed mixer is added and is uniformly mixed, then extruding pelletization is coloured in double screw extruder
Master batch.The processing conditions of double screw extruder is：One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210
DEG C, four area's temperature are 220 DEG C, and five area's temperature are 220 DEG C, and six area's temperature are 225 DEG C；Twin-screw engine speed is 300rpm.
(2) preparation of glass fiber reinforced nylon 6 material：Dried following components is weighed by mass parts：6 62 parts of nylon, glass
30 parts of glass fiber, 5 parts of toughener, 3 parts of color master-batch, 0.1 part of antioxidant, 0.5 part of lubricant；
(3) nylon 6 that will be weighed up, toughener, color master-batch, antioxidant, lubricant are uniformly mixed by high-speed mixer,
Speed of agitator is 600r/min, 2~10min of incorporation time；The raw material mixed is added in double screw extruder, glass fibers
Dimension is added from glass fiber opening, is granulated through melting extrusion, and bright-coloured glass fiber reinforced nylon 6 material is made.The processing item of double screw extruder
Part is：One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C, and four area's temperature are 220 DEG C, five area's temperature
It is 220 DEG C, six area's temperature are 225 DEG C；Twin-screw engine speed is 300rpm.
Comparative example 3
Difference with embodiment 1 is that toner auxiliary agent is not made into color master-batch and end plus synergistic colour reinforcing agent：
Dried following components is weighed by mass parts：62 parts of nylon, 25 parts of glass fibre, 5 parts of toughener, titanium dioxide
0.9 part, 0.045 part of blue or green blue, 0.00036 part of carbon black, 0.045 part of iron oxide red, 0.1 part of antioxidant, 0.5 part of lubricant；It will weigh up
Nylon 6, toughener, synergistic colour reinforcing agent, color master-batch, antioxidant, lubricant by high-speed mixer be uniformly mixed, stir
Mixing revolving speed is 600r/min, 2~10min of incorporation time；The raw material mixed is added in double screw extruder, glass fibre
It is added from glass fiber opening, is granulated through melting extrusion, bright-coloured glass fiber reinforced nylon 6 material is made.The processing conditions of double screw extruder
For：One area's temperature is 200 DEG C, and two area's temperature are 205 DEG C, and three area's temperature are 210 DEG C, and four area's temperature are 220 DEG C, and five area's temperature are
220 DEG C, six area's temperature are 225 DEG C；Twin-screw engine speed is 300rpm.
Glass fiber reinforced nylon 6 material prepared by above-described embodiment 1-4 and comparative example 1-3 is infused according to GB testing standard respectively
It is moulded into corresponding batten, is tested after then being placed 24 hours in the environment of 23 ± 2 DEG C, 50 ± 5% relative humidity, performance is surveyed
It tries as follows：
1 performance data of table
It can be seen that from the performance comparison of upper table embodiment 1-3 and comparative example 1-3, the present invention is by the way that toner auxiliary agent to be improved to
Color master-batch form, while the addition of synergistic coloring reinforcing agent, are effectively keeping the mechanical property of fiberglass reinforcing polyester product
Meanwhile being conducive to the coloring of color master-batch, make that product colour is bright-coloured, is evenly distributed.
The present invention is not limited to the above embodiments, and those skilled in the art's announcement according to the present invention is not departing from the present invention
The improvement and modification that scope is made all should be within protection scope of the present invention.
Claims (10)
1. a kind of bright glass fiber reinforced nylon 6 material, it is characterised in that：Its prepared by weight by following components and
At：
6 42-82 parts of nylon,
5-40 parts of glass fibre,
3-10 parts of toughener,
Synergistic colours reinforcing agent 3-10 parts,
0.5-5 parts of color master-batch,
0.1-0.5 parts of antioxidant,
0.1-1.0 parts of lubricant.
2. a kind of bright glass fiber reinforced nylon 6 material according to claim 1, it is characterised in that：The Buddhist nun
Imperial 6 inherent viscosities are 2.0-2.8 dl/g.
3. a kind of bright glass fiber reinforced nylon 6 material according to claim 1, it is characterised in that：The glass
Glass fiber is the non-twist coarse sand of alkali-free that diameter is 8-15 μm.
4. a kind of bright glass fiber reinforced nylon 6 material according to claim 1, it is characterised in that：The increasing
Tough dose is POE grafted maleic anhydride, and the grafting rate of the POE grafted maleic anhydride is 0.8-1.5wt%.
5. a kind of bright glass fiber reinforced nylon 6 material according to claim 1, it is characterised in that：The association
Effect coloring reinforcing agent is inorganic crystal whisker.
6. a kind of bright glass fiber reinforced nylon 6 material according to claim 5, it is characterised in that：The nothing
Machine whisker is wollastonite whisker and magnesium hydroxide crystal whisker is 10 in mass ratio：The mixture of 1 composition.
7. a kind of bright glass fiber reinforced nylon 6 material according to claim 1, it is characterised in that：Described
Masterbatch is made of by weight following components：
6 100 parts of ultra-low viscosity nylon
0-25 parts of titanium dioxide
0-2 parts of blue or green blue
0-2 parts of dark green
0-5 parts of titanium yellow powder
0.01-1 parts of carbon black
0-2 parts of iron oxide red.
8. a kind of bright glass fiber reinforced nylon 6 material according to claim 7, it is characterised in that：Described is super
The relative viscosity of low viscosity nylon 6 is 2.0 dl/g；The carbon black is activating surface free flowing black.
9. a kind of bright glass fiber reinforced nylon 6 material according to claim 1, it is characterised in that：Described is anti-
Oxygen agent is N, N'- is bis--(3- (3,5- di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine and (2, the 4- bis- tertiary fourths of phosphorous acid three
Base phenyl) ester mixture；The lubricant is silicone powder.
10. a kind of preparation method of bright glass fiber reinforced nylon 6 material according to claim 1, feature exist
In：Include the following steps：
（1）By 6 100 parts of ultra-low viscosity nylon, 0-25 parts of titanium dioxide, 0-2 parts of blue or green blue, 0-2 parts of dark green, titanium yellow powder 0-5
Part, 0.01-1 parts of carbon black and 0-2 parts of iron oxide red, are mixed, squeeze out to obtain color master-batch；
（2）Weigh dried following components：6 42-82 parts of nylon, 5-40 parts of glass fibre, 3-10 parts of toughener, synergistic
3-10 parts of color reinforcing agent, 0.5-5 parts of color master-batch, 0.1-0.5 parts of antioxidant, 0.1-1.0 parts of lubricant；
（3）The nylon 6 weighed up, toughener, synergistic coloring reinforcing agent, color master-batch, antioxidant and lubricant is mixed by high speed
Conjunction machine is uniformly mixed, speed of agitator 600r/min, 2~10min of incorporation time；
（4）The raw material mixed is added in double screw extruder, then glass fibre is added from its glass fiber opening, is squeezed through melting
It is granulated out, bright glass fiber reinforced nylon 6 material is made；One area's temperature of the double screw extruder is 200-230 DEG C,
Two area's temperature are 200-230 DEG C, and three area's temperature are 200-240 DEG C, and four area's temperature are 210-240 DEG C, and five area's temperature are 210-250
DEG C, six area's temperature are 220-250 DEG C；The revolving speed of double screw extruder is 250-500rpm.
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Cited By (6)
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| CN110483988A (en) * | 2019-09-04 | 2019-11-22 | 江苏卡拿翰机电科技有限公司 | A kind of PP material and preparation method thereof |
| CN111320865A (en) * | 2018-12-13 | 2020-06-23 | 上海朔衍新材料科技有限公司 | High-temperature-resistant color master batch and preparation method thereof |
| CN112266608A (en) * | 2020-10-28 | 2021-01-26 | 广东新会美达锦纶股份有限公司 | Coloring modified nylon particle and preparation method thereof |
| CN112694746A (en) * | 2020-12-29 | 2021-04-23 | 东莞市广正模具塑胶有限公司 | Material for enhancing flexibility and high temperature resistance and preparation method thereof |
| CN113462149A (en) * | 2020-03-31 | 2021-10-01 | 江苏千汇轻量化技术研究院有限公司 | Preparation method of glass fiber reinforced nylon 6 material |
| CN114806152A (en) * | 2022-03-15 | 2022-07-29 | 金发科技股份有限公司 | Coloring master batch for glass fiber reinforcement and preparation method and application thereof |
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Application publication date: 20181204 |