CN109438764A - A kind of white or light-colored flame-proof polypropelene composition of high shading and preparation method thereof - Google Patents
A kind of white or light-colored flame-proof polypropelene composition of high shading and preparation method thereof Download PDFInfo
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- CN109438764A CN109438764A CN201811282546.5A CN201811282546A CN109438764A CN 109438764 A CN109438764 A CN 109438764A CN 201811282546 A CN201811282546 A CN 201811282546A CN 109438764 A CN109438764 A CN 109438764A
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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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
- C08K3/04—Carbon
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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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
- C08K3/30—Sulfur-, selenium- or tellurium-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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-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
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
- C08K5/134—Phenols containing ester groups
- C08K5/1345—Carboxylic esters of phenolcarboxylic acids
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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
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
- C08K5/18—Amines; Quaternary ammonium compounds with aromatically bound amino groups
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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
- C08K3/18—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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- 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
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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Abstract
The invention discloses a kind of high white or light-colored flame-proof polypropelene compositions of shading and preparation method thereof.The composition contains the following parts by weight: 35~75 parts of acrylic resin, 3~5 parts of phosphorus nitrogen bromine environment-friendly composite flame retardant agent, 15~40 parts of opacifier A, 0.01~0.1 part of opacifier B, 0.2~1 part of antioxidant, 0.3~1 part of lubricant, 0.1~1 part of white or light-colored toner.The present invention makes material reach UL94 vertical combustion V2 grade by efficient phosphorus nitrogen bromine environment-friendly composite flame retardant agent, by making material reach extremely low translucency with the use of opacifier A and opacifier B, meanwhile, material can be made the white or various light color of height.And the present invention uses environment friendly flame retardant, has low toxicity low cigarette effect when burning, and material mechanical performance keeps good, is applicable to the various white or light-colored products for needing fire-retardant shadings.
Description
Technical field
The invention belongs to polymeric material fields, and in particular to a kind of high white or light-colored flame-proof polypropelene composition of shading
And preparation method thereof.
Background technique
With the development of science and technology, photoelectric technology application it is more and more wider, when design optoelectronic device, generally require reduction or
The transmission for preventing light, is best selection using light, easily molded plastics, the circuit in optoelectronic device is it is possible that short
The failures such as road, spark, and then have the risk for causing fire, selecting while having the plastics of fire-retardant shading performance is best choosing
It selects.There is extensive demand in the product that LED light, LCD screen backlight plate, automobile instrument panel etc. require shading.
Polypropylene as one of five big general-purpose plastics, have good comprehensive mechanical property, light, easy processing, electrical insulating property it is good,
The advantages that resistant to chemical etching, is widely used in various electric appliance products, and high shading polypropylene flame redardant is selected to be used for optoelectronic device shading,
It is an extraordinary selection.So that polypropylene is reached UL94V-2 flame retardant rating using phosphorus nitrogen bromine composite flame-retardant agent at present is one
The phosphorus nitrogen bromine composite flame-retardant agent of widely used strategy, addition 2~5% can make polypropylene reach UL94V-2 grade, at low cost
Honest and clean, material mechanical performance keeps good.
For phosphorus nitrogen bromine composite flame-proof Pp System, to reach high light-proofness can be reached by being made into black, but white
Color or tinted material need to fill the more filler with light-proofness, and filler easilys lead to phosphorus nitrogen bromine composite flame-retardant agent too much
Failure.Preparing the white or light-colored polypropylene flame redardant of high light-proofness using phosphorus nitrogen bromine composite flame-retardant agent at present there are no patent report.
Summary of the invention
It is a kind of with high screening technical problem to be solved by the present invention lies in view of the above shortcomings of the prior art, providing
White or light-colored flame-proof polypropelene composition of photosensitiveness and preparation method thereof.The composition have excellent shading performance and
Flame retardant property, the selection without limiting material coloring, and can guarantee that material settling out passes through UL94V-2 flame retardant rating.
The technical scheme adopted by the invention is as follows as follows:
A kind of white or light-colored flame-proof polypropelene composition of high shading, contains the following parts by weight: acrylic resin
35~75 parts, 3~5 parts of phosphorus nitrogen bromine environment-friendly composite flame retardant agent, opacifier A15~40 part, 0.01~0.1 part of opacifier B, antioxygen
0.2~1 part of agent, 0.3~1 part of lubricant, 0.1~1 part of white or light-colored toner.
It is preferred that the opacifier A is in mica powder, barium sulfate, talcum powder, titanium dioxide, zinc oxide or zinc sulphide
More than one.
It is preferred that the opacifier B is at least one of nigrosine class pigment or carbon black.
It is preferred that the antioxidant is selected from four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters
(antioxidant 1010, CAS 6683-19-8), N, N'- bis- [3- (3,5- di-tert-butyl-hydroxy phenyl) propionos]-oneself two
Amine (antioxidant 1098, CAS 23128-74-7), β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid n-octadecyl alcohol ester
(antioxidant 1076, CAS 2082-79-3) or three (2,4- di-tert-butyl-phenyl) phosphite esters (antioxidant 168, No. CAS
At least one of 31570-04-4).
It is preferred that the lubricant is at least one of ethylene bis stearic acid amide or polyethylene wax.
The phosphorus nitrogen bromine environment-friendly composite flame retardant agent is the compound system fire retardant of a kind of new and effective phosphorus, nitrogen, bromine synergistic,
It is added directly in acrylic resin, polypropylene material can be made to reach UL94V-2 flame retardant rating；The phosphorus nitrogen bromine environmental protection is multiple
Conjunction fire retardant is conventional commercial product, can be the EP-701 and EP-700 of middle mountain Kang Nuode new material Co., Ltd, and Nantong meaning is special
PHOSNIC M9105 of Chemical Co., Ltd. etc..
It is special the present invention also provides a kind of preparation method of above-mentioned white or light-colored flame-proof polypropelene composition of high shading
Sign is, comprising the following steps:
(1) each raw material is weighed by formula ratio, 3~5min of high-speed mixer and mixing then is added in all raw materials；
(2) raw material of mixing is added twin-screw extrude into extruding pelletization from spout, is cut after water cooled, drying
Granular material, standard batten is finally molded into injection molding machine, obtains the white or light-colored polypropylene flame redardant of high shading by grain
Composition.
It is preferred that the processing temperature in each area of the double screw extruder is 170~200 DEG C, the revolving speed of screw rod is 250~
300r/min。
Compared with prior art, the invention has the following advantages:
(1) opacifier A and opacifier B are creatively used in compounding by the present invention according to a certain ratio, utilize the anti-of opacifier A
It penetrates, the effect of the absorption visible light ray of scatter visible light effect of light and opacifier B, greatly blocks the saturating of luminous ray
It crosses, so that white or light-colored anti-flaming polypropylene material obtained is reached very high shading performance, the choosing without limiting material coloring
It selects, and the white or light-colored anti-flaming polypropylene material as made from optimization of C/C composites combination guarantee is stable fire-retardant etc. by UL94V-2
Grade.
(2) the phosphorus nitrogen composite flame retardant in bromine series used in the present invention has the advantages that low halogen is environmentally friendly, smoke density is low etc., and fire-retardant
Agent additive amount is low, and only 3~5%, and conventional decabromodiphenylethane adds antimony oxide flame-retardant system to generally require addition 20
~30%, conventional bittern-free phosphorous-nitrogen Intumscent Flame Retardant System generally requires addition 22~32%, fire-retardant because fire retardant additive amount is few
Influence very little of the agent to material physical property, lower cost for material.
Specific embodiment
The following examples are further illustrations of the invention, rather than limiting the invention.
Raw material in following embodiments is unless otherwise instructed commercial product, wherein acrylic resin (PP resin)
Purchased from ten thousand alcohol Chemical Co., Ltd. of Guangzhou；Phosphorus nitrogen bromine composite flame-retardant agent EP-700 is purchased from middle mountain Kang Nuode new material Co., Ltd,
Phosphorus nitrogen bromine composite flame-retardant agent PHOSNIC M9105 is purchased from Nantong Yi Te Chemical Co., Ltd.；Light yellow toner HR02, light red color
Powder Red B-LHC, light blue toner Blue A4R-LHC are purchased from Clariant Chemical Co., Ltd..
The preparation of embodiment 1-5 and the white or light-colored flame-proof polypropelene composition of comparative example 1-2 high shading
The formula composition of the white or light-colored flame-proof polypropelene composition of the high shading of embodiment 1-5 and comparative example 1-2 is shown in Table 1
It is shown:
The composition of raw materials of each embodiment of table 1 and comparative example composition
In above-mentioned formula, comparative example 1 and the difference of embodiment 3 are, are free of opacifier B, specifically, carbon black is free of, and
It increase accordingly the dosage of acrylic resin.Comparative example 2 and the difference of embodiment 3 are, opacifier A are free of, specifically, not sulfur-bearing
Sour barium and titanium dioxide, and it increase accordingly the dosage of acrylic resin.
The preparation step of the 1 white or light-colored flame-proof polypropelene composition of high shading of embodiment are as follows:
(1) acrylic resin, phosphorus nitrogen bromine composite flame-retardant agent EP-700, talcum powder, titanium dioxide, charcoal are weighed respectively by formula ratio
Black, ethylene bis stearic acid amide, four [β-(3,5- di-t-butyl -4- hydroxyl) benzenpropanoic acid] pentaerythritol esters and light yellow toner,
Then high-speed mixer and mixing 5min is added in all raw materials；
(2) raw material of mixing is added twin-screw extrude into extruding pelletization, the double screw extruder from spout
The processing temperature in each area is 200 DEG C, and the revolving speed of screw rod is 250r/min, pelletizing is carried out after water cooled, drying, finally by graininess
Material is molded into standard batten in injection molding machine, obtains the white or light-colored flame-proof polypropelene composition of high shading.
The preparation reference implementation example 1 of embodiment 2-5 and the white or light-colored flame-proof polypropelene composition of comparative example 1-2 high shading
The step of.
Test example one, performance detection
UL94 vertical burn test and mechanical property are carried out to the standard batten that embodiment 1-5 and comparative example 1-2 is molded respectively
Can test, wherein UL94 vertical burn test accepted standard batten having a size of 125 × 12.5 × 3.2mm and 125 × 12.5 ×
1.6mm, the standard sample item of tensile sample having a size of 165 × 19 × 3.2mm, bending property test accepted standard batten having a size of
125 × 12.5 × 3.2mm, Izod notch impact strength testing standard batten are observed each having a size of 63.5 × 12.5 × 3.2mm
The appearance color of the standard batten of embodiment and comparative example injection molding, test result is as shown in table 2 and table 3.
Flame retardant property, light transmittance and the appearance test result of standard batten obtained by table 2 embodiment 1-5 and comparative example 1-2
As upper table 2 it is found that the standard of white or light-colored flame-proof polypropelene composition injection molding made from 1-5 of the embodiment of the present invention
Batten has preferable flame retardant property, reaches UL94V-2 flame retardant rating, has a very high light-proofness, and light transmittance is only 0~
0.2%, and the appearance color variation of standard batten obtained is not influenced.By comparative example 1 it is found that recipe ratio with embodiment 3
Compared with, be free of opacifier B, only use opacifier A, shaded effect is very poor；By comparative example 2 it is found that recipe ratio with embodiment 3
Compared with, be free of opacifier A, only use opacifier B, standard batten obtained becomes grey by light blue, and shaded effect is not
It is good.The above result shows that opacifier A and opacifier B are used in compounding by the present invention according to a certain ratio, can be made does not influence aesthetic appearance
The white or light-colored flame-proof polypropelene composition of energy, and obtain splendid light-proofness.
The mechanical experimental results of standard batten obtained by table 3 embodiment 1-5 and comparative example 1-2
By upper table 3 it is found that white or light-colored polypropylene flame redardant made from 1-5 of the embodiment of the present invention and comparative example 1-2 combines
The standard batten of object injection molding all has preferable mechanical property.
The above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
Limitation of the invention, protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (7)
1. a kind of white or light-colored flame-proof polypropelene composition of high shading, which is characterized in that the composition includes following heavy
Measure the component of part: 35~75 parts of acrylic resin, 3~5 parts of phosphorus nitrogen bromine environment-friendly composite flame retardant agent, opacifier A15~40 part, shading
0.01~0.1 part of agent B, 0.2~1 part of antioxidant, 0.3~1 part of lubricant, 0.1~1 part of white or light-colored toner.
2. the white or light-colored flame-proof polypropelene composition of high shading according to claim 1, which is characterized in that the screening
Photo etching A is selected from one or more of mica powder, barium sulfate, talcum powder, titanium dioxide, zinc oxide or zinc sulphide.
3. the white or light-colored flame-proof polypropelene composition of high shading according to claim 1, which is characterized in that the screening
Photo etching B is at least one of nigrosine class pigment or carbon black.
4. the white or light-colored flame-proof polypropelene composition of high shading according to claim 1, which is characterized in that described is anti-
Oxygen agent is selected from four [β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters, N, bis- [3- (the tertiary fourths of 3,5- bis- of N'-
Base -4- hydroxy phenyl) propiono]-hexamethylene diamine, β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid n-octadecyl alcohol ester or three
At least one of (2,4- di-tert-butyl-phenyl) phosphite ester.
5. the white or light-colored flame-proof polypropelene composition of high shading according to claim 1, which is characterized in that the profit
Lubrication prescription is at least one of ethylene bis stearic acid amide or polyethylene wax.
6. a kind of method for preparing the white or light-colored flame-proof polypropelene composition of high shading described in claim 1, feature exist
In, comprising the following steps:
(1) each raw material is weighed by formula ratio, 3~5min of high-speed mixer and mixing then is added in all raw materials；
(2) raw material of mixing is added twin-screw extrude into extruding pelletization from spout, carries out pelletizing after water cooled, drying,
Granular material is finally molded into standard batten in injection molding machine, obtains the white or light-colored polypropylene flame redardant combination of high shading
Object.
7. the preparation method of the white or light-colored flame-proof polypropelene composition of high shading according to claim 6, feature exist
In the processing temperature in each area of the double screw extruder is 170~200 DEG C, and the revolving speed of screw rod is 250~300r/min.
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| CN115109341A (en) * | 2022-07-04 | 2022-09-27 | 广东圆融新材料有限公司 | Laser-weldable polypropylene modified material and preparation method and application thereof |
| EP4271227A4 (en) * | 2021-03-11 | 2024-10-16 | Propex Operating Company Llc | High specific gravity geosynthetic comprising polypropylene |
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| EP4271227A4 (en) * | 2021-03-11 | 2024-10-16 | Propex Operating Company Llc | High specific gravity geosynthetic comprising polypropylene |
| CN115109341A (en) * | 2022-07-04 | 2022-09-27 | 广东圆融新材料有限公司 | Laser-weldable polypropylene modified material and preparation method and application thereof |
| CN115109341B (en) * | 2022-07-04 | 2023-11-07 | 广东圆融新材料有限公司 | Polypropylene modified material capable of being welded by laser as well as preparation method and application thereof |
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Application publication date: 20190308 |