CN104629164B - Spraying-free polyolefin composition with special aesthetic effect and a preparation method and application thereof - Google Patents
Spraying-free polyolefin composition with special aesthetic effect and a preparation method and application thereof Download PDFInfo
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- CN104629164B CN104629164B CN201310544150.4A CN201310544150A CN104629164B CN 104629164 B CN104629164 B CN 104629164B CN 201310544150 A CN201310544150 A CN 201310544150A CN 104629164 B CN104629164 B CN 104629164B
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/10—Encapsulated 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
- C08K3/08—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
- C08K7/00—Use of ingredients characterised by shape
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/02—Ingredients treated with inorganic substances
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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
- C08K2003/0806—Silver
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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
- C08K2003/0812—Aluminium
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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
- C08K2003/085—Copper
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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
- C08K2003/0893—Zinc
Abstract
The invention discloses a spraying-free polyolefin composition with special aesthetic effect and a preparation method and application thereof. The composition comprises the following components: 70-98 wt% of polyolefin, 1-25wt% of polymer coated powder microspheres with special effect, 0-10 wt% of a compatibilizer, 0.1-1 wt% of an antioxidant and 0.1-0.5wt% of a processing aid. The powder with special effect coats with an aqueous polymer dispersion liquid to form microspheres which are then dispersed into polyolefin, so as to significantly improve the compatibility of the powder with special effect and polyolefin, and eliminate the flow mark formed on the surface of products in the extrusion or injection molding process and reduce the weld line. The prepared spraying-free polyolefin composition has aesthetic effects of obvious metal texture and pearly flashing, and greatly improves the scope of market application of spraying-free materials.
Description
Technical field
The invention belongs to polymeric material field, and in particular to a kind of exempting from special decorative effects sprays polyolefin group
Compound and its preparation method and application.
Background technology
Environmental problem is increasingly paid attention to and paid close attention to people, is exempted from spraying special-effect material product and is just progressively shown
Its competitiveness, exempting from spraying aesthetic resin can replicate gorgeous colorful tone and pearly-lustre, flash effect, metal that spray painting is produced
The special-effect such as gloss and texture, so that meet diversified, differential customer demand, and in process of production can be real
Energy-saving and emission-reduction are realized, handicraft, toy, household electrical appliances, automobile, electronic product, sports goods and office appliance etc. is can be widely applied to
Field.
At present, it is that the tool such as metal powder, pearl essence is added in resin material to exempt from the spraying more common preparation method of resin
There is the effect powder of particular color and gloss.It is distributed in matrix resin by by special-effect powder, between special-effect powder mutually
Connection, forms the film of continuous special-effect, has covered base material, shows special-effect texture, although by by special-effect
Powder is directly added into resin binder, it is possible to achieve the effect of special gloss, but the compatibility of matrix resin and special-effect powder
Difference, under the conditions of the strong pressure and Strong shear extruded or be molded, special-effect powder is extremely difficult to mobility with base resin material
Unanimously, particularly baroque product, along flow direction be orientated special-effect powder occur and occur melt flows turn to,
Flow velocity is unstable, the phenomenon such as melt converges, and causes special-effect powder skewness in the melt, is easily formed in product surface
The defect such as current mark and weld bond, seriously prevents and limits such marketing and application for exempting from sprayed on material.
The content of the invention
In order to overcome the shortcoming and deficiency of prior art, primary and foremost purpose of the invention is to provide one kind to be melted without current mark, gently
The exempting from special decorative effects of wiring sprays polyolefin composition.
It is still another object of the present invention to provide the system that above-mentioned exempting from special decorative effects sprays polyolefin composition
Preparation Method.
The present invention is achieved by the following technical solutions：
Exempting from special decorative effects sprays polyolefin composition, by weight percentage, including following component：
Polyolefin 70-98wt%
Polymer overmold special-effect powder microballoon 1-25wt%
Compatilizer 0-10wt%
Antioxidant 0.1-1wt%
Processing aid 0.1-0.5wt%；
Wherein, described polymer overmold special-effect powder microballoon, by weight percentage, including following component：
Aqueous polymer dispersion 18-90wt%
Antioxygen corrosion inhibiter 0-5wt%
Special-effect powder, or aqueous special-effect slurry material 5-80wt%
Curing agent 0.2-10wt%.
Polyolefin of the present invention be selected from polyethylene, polypropylene, polybutene, polypenthylene and its copolymer in one kind or
Several mixing, preferably polyethylene or polypropylene.
The compatilizer is selected from PE grafted maleic anhydrides, PP grafted maleic anhydrides, EVA grafted maleic anhydrides, ethylene-propylene
Copolymer and its graft, ethylene propylene diene rubber and its graft, POE grafted maleic anhydrides, vinyl-acrylate copolymer,
One or more in vinyl-acrylate copolymer.
The antioxidant is to include Hinered phenols antioxidant, phosphite kind antioxidant, amine antioxidants, sulfur-bearing class antioxygen
One or more in agent or metallic salt antioxidant；
The processing aid is silicone series lubricant agent, acid amides series lubricant agent, stearic acid lubricant, TPO lubricant
Or one or more in ester lubricant.
The aqueous polymer dispersion is ethene improved-vinyl acetate emulsion.
The solid content of the aqueous polymer dispersion is 10-60wt%.
The antioxygen corrosion inhibiter be selected from phenylpropyl alcohol triazole, phytic acid, phytate, 8-hydroxyquinoline, organic phosphorus compound, phosphoric acid and
The mixing of one or more in its derivative or pyrogallic acid.
The special-effect powder includes one or more in metal powder or pearl essence.
The metal powder is selected from one or more in aluminium powder, copper powder, bronze, silver powder, zinc powder, glass putty, iron powder, nickel powder；
The aqueous special-effect slurry material is addition water and water-soluble solvent, such as isopropanol, second in special-effect powder
Alcohol etc. and other auxiliary agents, its solid content are 10-80wt%, preferably 20-70wt%.
In the aluminium powder content of Al elements be no less than 60wt%, simultaneously containing Zn, Sn, Ni, Pb, Fe, Mg, Si, Mn, Be,
One or more of Cu, Ti or rare earth element；Being shaped as the aluminium powder is spherical, petal, dendriform, snowflake shape, cornflakes
Shape, silver dollar shape or half silver dollar shape one or more；Its particle diameter is 3-200 μm, preferably 5-100 μm.
It is oxidizable in order to avoid aluminium powder explosive in process, the defect such as bad ball milling dispersion, used by the present invention
Aluminium powder is to add surface conditioning agent such as lubricant etc. by being surface-treated, then ball milling into flake aluminum.
In the copper powder content of Cu elements be no less than 60wt%, simultaneously containing Zn, Sn, Ni, Be, Al, Mn, Fe, Pb, Si,
One or more of P, B, Ti or rare earth element；Being shaped as the copper powder is spherical, dendroid or sheet, and its particle diameter is 3-200 μ
M, preferably 5-100 μm.
Its cross section of the pearl essence has the physical arrangement similar to pearl, and kernel is the material of low optical refractive index,
Be coated on outer layer is the metal oxide of high index of refraction, and its species specifically includes mica coating pearl essence, bismoclite crystallization
Pearl essence, silica-coating pearl essence, aluminium silicate salt coating pearl essence, boric acid aluminium salt coating pearl essence, bismuth oxide coating pearl
One or more in light powder；The pearl essence surface at least coats layer of metal oxide, and the metal oxide is oxidation
One or more of aluminium, tin ash, titanium dioxide, iron oxide, antimony oxide or zinc oxide；The particle diameter of the pearl essence is 5-
500 μm, preferably 5-200 μm.
Present invention addition pearl essence can make the metal-like of frosting more obvious, because pearl essence has spy
Different physical arrangement, when being irradiated by light, can embody pearl effect so that material surface by multipath reflection and interference
Reflected light closer to metal-like.
The curing agent is selected from aziridine and its derivative, amino resins, polyisocyanates and its oligomer, poly- carbonization two
Imines, organosiloxane one or more.
Polymer overmold special-effect powder microballoon of the present invention can also according to actual needs add other auxiliary agents, such as
Defoamer, dispersant, anti-settling agent etc., its consumption are conventional amount used.
The particle diameter of the polymer overmold special-effect powder microballoon is 10-1000 μm, preferably 10-300 μm；Wherein special U.S.
The weight percent content that effect powder accounts for microballoon is 5-80wt%, preferably 5-50wt%.
The preparation method of polymer overmold special-effect powder microballoon of the present invention, specifically includes following steps：
a）First, antioxygen corrosion inhibiter, dispersed with stirring 10-30min is added to obtain in aqueous polymer dispersion under normal temperature
Dispersion liquid；Under agitation, to special-effect powder, or aqueous special-effect slurry material is slowly added in dispersion liquid, then
Curing agent is added while stirring, and continues to stir 30-120min, make special-effect powder fully dispersed and coated by dispersion liquid, most
The composite dispersion liquid of polymer overmold special-effect powder is obtained afterwards；
b）By composite dispersion liquid dried process, polymer overmold special-effect powder microballoon is obtained.
Preferably, wherein step（b）Described in drying for spray drying, the intake air temperature of the spray-drying process
It it is 150-300 DEG C, preferably 170-250 DEG C, air outlet temperature is 50-130 DEG C, preferably 70-100 DEG C.
Exempting from special decorative effects of the present invention sprays the preparation method of polyolefin composition, including following step
Suddenly：Each raw material is inserted into high-speed mixer according to the above ratio to be well mixed；The mixture that will be obtained is inserted in double screw extruder
Mixing, pelletizing, packaging, obtain final product after cooling.
Spraying polyolefin composition of exempting from special decorative effects of the present invention can be in electronic apparatus, physical culture use
It is used widely in product, office appliance, traffic and transport field.
The present invention compared with prior art, has the advantages that：
The present invention after special-effect powder aqueous polymer dispersion is overmolding into microballoon redisperse to polyolefin tree
In fat, the compatibility of special-effect powder and vistanex can be obviously improved, improve special-effect powder endurance of cutting and
Its in extrusion or injection moulding process with the flowing uniformity of melt so that eliminate the current mark of product surface, mitigate weld bond, prepare
The spraying polyolefin composition of exempting from for obtaining has obvious metal-like or special aesthetic effect, substantially increases and exempts from spraying
The market range of application of material.
Specific embodiment
The present invention is further illustrated below by specific embodiment, following examples are the present invention preferably embodiment party
Formula, but embodiments of the present invention are not limited by following embodiments.
The preparation of embodiment 1-6 polymer overmold special-effect powder microballoons：
By the formula in table 1, first, antioxygen corrosion inhibiter, dispersed with stirring are added under normal temperature in aqueous polymer dispersion
15min, obtains dispersion liquid；Under agitation, to being slowly added to special-effect powder, or aqueous special-effect powder in dispersion liquid
Slurry, then adds curing agent while stirring, and continues to stir 30-120min, makes special-effect powder fully dispersed and is disperseed
Liquid is coated, and the composite dispersion liquid of polymer overmold special-effect powder is finally obtained；By composite dispersion liquid spray drying treatment, obtain
Polymer overmold special-effect powder microballoon, the intake air temperature of spray-drying process is 150-300 DEG C, and air outlet temperature is 50-
130℃。
The specific proportioning of each composition of 1 embodiment of table 1 ~ 6（wt%）
In embodiment 1：Aqueous polymer dispersion is ethene improved-vinyl acetate emulsion, and its solid content is 10wt%；
Metal powder is surface treated flake aluminum, and the content of Al elements is 60wt% in aluminium powder, and Zn and Sn is contained simultaneously；Its particle diameter
It is 100 μm；Antioxygen corrosion inhibiter is pyrogallic acid；Curing agent is polyisocyanates.
In embodiment 2：Aqueous polymer dispersion is ethene improved-vinyl acetate emulsion, and its solid content is 30wt%；
Metal powder is surface treated flake copper, and the content of Cu elements is 70wt% in copper powder, and Zn and Sn is contained simultaneously；Its particle diameter
It is 5 μm；Antioxygen corrosion inhibiter is BTA；Curing agent is polycarbodiimide.
In embodiment 3：Aqueous polymer dispersion is ethene improved-vinyl acetate emulsion, and its solid content is 40wt%；
Special-effect powder is silica-coating pearl essence, and its particle diameter is 20 μm；Curing agent is amino resins.
In embodiment 4：Aqueous polymer dispersion is ethene improved-vinyl acetate emulsion, and its solid content is 50wt%；
Special-effect powder is that mica coats pearl essence, and its particle diameter is 200 μm；Curing agent is aziridine.
In embodiment 5：Aqueous polymer dispersion is ethene improved-vinyl acetate emulsion, and its solid content is 60wt%；
Special-effect powder is the mixture of zinc powder and silica-coating pearl essence；Curing agent is amino resins.
In embodiment 6：Aqueous polymer dispersion is ethene improved-vinyl acetate emulsion, and its solid content is 20wt%；
Special-effect powder is the mixture that silver powder and mica coat pearl essence；Curing agent is organosiloxane.
Embodiment 7-13 has the preparation for exempting from spraying polyolefin composition of special decorative effects：
By the formula in table 2 by polyolefin composition, polymer overmold special-effect powder microballoon, compatilizer, antioxidant,
Processing aid is inserted high-speed mixer and is well mixed；The mixture that will be obtained is inserted in double screw extruder and kneaded,
Pelletizing, packaging, obtain final product after cooling.Acquired results are shown in Table 2：
Compatilizer is PE grafted maleic anhydrides；
Antioxidant is hindered phenol antioxygen 1010 and phosphoric acid ester irgasfos 168；
Processing aid is TPO lubricant.
Comparative example 1-6：Tradition is exempted to spray the preparation of polyolefin composition：
Polyolefin composition, special-effect powder, compatilizer, antioxidant, processing aid are inserted by the formula in table 2
High-speed mixer is well mixed；The mixture that will be obtained is inserted in double screw extruder and kneaded, and pelletizing, packaging, obtain final product after cooling.
Acquired results are shown in Table 2：
In comparative example 1：Metal powder is surface treated flake aluminum, and the content of Al elements is 60wt% in aluminium powder, while
Contain Zn and Sn；Its particle diameter is 100 μm；
In comparative example 2：Metal powder is surface treated flake aluminum, and the content of Al elements is 60wt% in aluminium powder, while
Contain Zn and Sn；Its particle diameter is 100 μm；
In comparative example 3：Metal powder is surface treated flake copper, and the content of Cu elements is 70wt% in copper powder, while
Contain Zn and Sn；Its particle diameter is 5 μm；
In comparative example 4：Special-effect powder is silica-coating pearl essence, and its particle diameter is 20 μm；
In comparative example 5：Special-effect powder is that mica coats pearl essence；
In comparative example 6：Special-effect powder is the mixture of zinc powder and silica-coating pearl essence.
The specific proportioning of each composition in the embodiment 7-13 of table 2 and comparative example 1-6（wt%）And its test performance result
Note：+ more expression current marks are more
More than zero represents that weld bond is more serious
- represent do not exist current mark or weld bond, or it is unobvious
Be can be seen that in the case where ensureing that other components and content are essentially identical by the Comparative result in upper table 2, implemented
Example 7-13 is mixed using polymer overmold special-effect powder microballoon with matrix resin, in comparative example 1-6 that special-effect powder is direct
It is added in matrix resin, comparing embodiment 7-12 and comparative example 1-6, finds micro- with polymer-coated metal powder and pearl essence
Ball mix with matrix resin obtained by product surface substantially without current mark, weld bond is lighter, and with more preferable aesthetic effect.
Claims (21)
1. exempting from special decorative effects sprays polyolefin composition, by weight percentage, including following component：
Polyolefin 70-98wt%
Polymer overmold special-effect powder microballoon 1-25wt%
Compatilizer 0-10wt%
Antioxidant 0.1-1wt%
Processing aid 0.1-0.5wt%；
Wherein, described polymer overmold special-effect powder microballoon, by weight percentage, including following component：
Aqueous polymer dispersion 18-90wt%
Antioxygen corrosion inhibiter 0-5wt%
Special-effect powder, or aqueous special-effect slurry material 5-80wt%
Curing agent 0.2-10wt%
The antioxygen corrosion inhibiter is selected from phenylpropyl alcohol triazole, phytic acid, phytate, 8-hydroxyquinoline, organic phosphorus compound, phosphoric acid and its spreads out
The mixing of one or more in biological, pyrogallic acid;
The aqueous polymer dispersion is ethene improved-vinyl acetate emulsion.
2. exempting from special decorative effects according to claim 1 sprays polyolefin composition, it is characterised in that described
Polyolefin is selected from the mixing of one or more in polyethylene, polypropylene, polybutene, polypenthylene and its copolymer.
3. exempting from special decorative effects according to claim 1 sprays polyolefin composition, it is characterised in that described
The solid content of aqueous polymer dispersion is 10-60wt%.
4. exempting from special decorative effects according to claim 1 sprays polyolefin composition, it is characterised in that described
Compatilizer is selected from PE grafted maleic anhydrides, PP grafted maleic anhydrides, EVA grafted maleic anhydrides, ethylene-propylene copolymer and its connects
Branch thing, ethylene propylene diene rubber and its graft, POE grafted maleic anhydrides, vinyl-acrylate copolymer, ethylene-acrylate
One or more in copolymer；The antioxidant is Hinered phenols antioxidant, phosphite kind antioxidant, amine antioxygen
Agent, containing one or more in sulfur type antioxidant or metallic salt antioxidant；The processing aid is silicone series lubricant agent, acid amides
One or more in series lubricant agent, stearic acid lubricant, TPO lubricant or ester lubricant.
5. exempting from special decorative effects according to claim 1 sprays polyolefin composition, it is characterised in that described
Special-effect powder includes one or more in metal powder or pearl essence.
6. exempting from special decorative effects according to claim 5 sprays polyolefin composition, it is characterised in that described
Metal powder is selected from one or more in aluminium powder, copper powder, bronze, silver powder, zinc powder, glass putty, iron powder, nickel powder；It is described aqueous special
The solid content of effect slurry material is 10-80wt%.
7. exempting from special decorative effects according to claim 6 sprays polyolefin composition, it is characterised in that described
The solid content of aqueous special-effect slurry material is 20-70wt%.
8. exempting from special decorative effects according to claim 6 sprays polyolefin composition, it is characterised in that described
The content of Al elements is no less than 60wt% in aluminium powder, and Zn, Sn, Ni, Pb, Fe, Mg, Si, Mn, Be, Cu, Ti or rare earth are contained simultaneously
One or more of element；Being shaped as the aluminium powder is spherical, petal, dendriform, snowflake shape, cornflakes shape, silver dollar shape or
Half silver dollar shape one or more；Its particle diameter is 3-200 μm.
9. exempting from special decorative effects according to claim 8 sprays polyolefin composition, it is characterised in that described
The particle diameter of aluminium powder is 5-100 μm.
10. exempting from special decorative effects according to claim 6 sprays polyolefin composition, it is characterised in that institute
The content of Cu elements in copper powder is stated no less than 60wt%, Zn, Sn, Ni, Be, Al, Mn, Fe, Pb, Si, P, B, Ti or dilute are contained simultaneously
One or more of earth elements；Being shaped as the copper powder is spherical, dendroid or sheet, and its particle diameter is 3-200 μm.
11. exempting from special decorative effects according to claim 10 spray polyolefin composition, it is characterised in that institute
The particle diameter for stating copper powder is 5-100 μm.
12. exempting from special decorative effects according to claim 5 spray polyolefin composition, it is characterised in that institute
Stating pearl essence includes mica coating pearl essence, bismoclite crystallization pearl essence, silica-coating pearl essence, aluminium silicate salt coating
Pearl essence, boric acid aluminium salt coating pearl essence, bismuth oxide coating pearl essence in one or more；At least wrap on the pearl essence surface
Layer of metal oxide is covered, the metal oxide is aluminum oxide, tin ash, titanium dioxide, iron oxide, antimony oxide or oxidation
One or more of zinc；The particle diameter of the pearl essence is 5-500 μm.
13. exempting from special decorative effects according to claim 12 spray polyolefin composition, it is characterised in that institute
The particle diameter for stating pearl essence is 5-200 μm.
14. exempting from special decorative effects according to claim 1 spray polyolefin composition, it is characterised in that institute
State curing agent and be selected from aziridine and its derivative, amino resins, polyisocyanates and its oligomer, polycarbodiimide, organic
Siloxanes one or more.
15. exempting from special decorative effects according to claim 1 spray polyolefin composition, it is characterised in that institute
The particle diameter for stating polymer overmold special-effect powder microballoon is 10-1000 μm；Wherein special decorative effects powder accounts for the weight hundred of microballoon
It is 5-80wt% to divide than content.
16. exempting from special decorative effects according to claim 15 spray polyolefin composition, it is characterised in that institute
The particle diameter for stating polymer overmold special-effect powder microballoon is 10-300 μm；Wherein special decorative effects powder accounts for the weight percent of microballoon
It is 5-50wt% than content.
17. exempting from special decorative effects according to claim 1 spray polyolefin composition, it is characterised in that institute
The preparation method of polymer overmold special-effect powder microballoon is stated, following steps are specifically included：
a）First, antioxygen corrosion inhibiter, dispersed with stirring 10-30min is added to be disperseed in aqueous polymer dispersion under normal temperature
Liquid；Under agitation, to special-effect powder, or aqueous special-effect slurry material is slowly added in dispersion liquid, then side is stirred
Mix side and add curing agent, and continue to stir 30-120min, make special-effect powder fully dispersed and coated by dispersion liquid, finally make
Obtain the composite dispersion liquid of polymer overmold special-effect powder；
b）By composite dispersion liquid dried process, polymer overmold special-effect powder microballoon is obtained.
Exempting from special decorative effects described in 18. claims 17 sprays polyolefin composition, it is characterised in that step
（b）Described in drying be spray drying, the intake air temperature of the spray-drying process is 150-300 DEG C, air outlet temperature
It is 50-130 DEG C.
Exempting from special decorative effects described in 19. claims 18 sprays polyolefin composition, it is characterised in that the spray
The intake air temperature of mist drying process is 170-250 DEG C, and air outlet temperature is 70-100 DEG C.
Exempting from special decorative effects described in 20. claim any one of 1-19 sprays the preparation side of polyolefin composition
Method, it is characterised in that comprise the following steps：Each raw material is inserted into high-speed mixer according to the above ratio to be well mixed；By what is obtained
Mixture is inserted in double screw extruder and kneaded, and pelletizing, packaging, obtain final product after cooling.
Exempt from spraying polyolefin composition in electronics electricity with special decorative effects described in 21. claim any one of 1-19
Application in device, sports goods, office appliance, traffic and transport field.
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| CN108299737A (en) * | 2017-12-26 | 2018-07-20 | 上海普利特复合材料股份有限公司 | A kind of halogen-free polypropylene flame redardant aesthetic resin composite material and preparation method |
| CN108641170A (en) * | 2018-03-27 | 2018-10-12 | 苏州通产丽星包装科技有限公司 | A kind of pearly-lustre fisheye and preparation method thereof for cosmetic package |
| CN108559178A (en) * | 2018-05-03 | 2018-09-21 | 苏州优利金新材料有限公司 | A kind of metallic silver exempts to spray PP materials and preparation method thereof |
| CN109776950A (en) * | 2018-12-11 | 2019-05-21 | 广东波斯科技股份有限公司 | A kind of polyolefine material of spraying-free metal effect and its preparation method and application |
| CN109776912A (en) * | 2018-12-25 | 2019-05-21 | 浙江瑞堂塑料科技股份有限公司 | A kind of sprayable composite polyethylene material of high attachment and preparation method thereof |
| CN112795095A (en) * | 2020-12-31 | 2021-05-14 | 金发科技股份有限公司 | Spray-free polypropylene composition without flow marks and preparation method and application thereof |
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| CN1053075A (en) * | 1990-01-02 | 1991-07-17 | 陶氏化学公司 | Have the three peak distribution ABS compositions that good gloss and gloss susceptibility reduce |
| CN102516700A (en) * | 2011-12-09 | 2012-06-27 | 上海锦湖日丽塑料有限公司 | Appearance-improving spraying-free aesthetic resin and its preparation method |
| CN102643505A (en) * | 2012-03-19 | 2012-08-22 | 上海锦湖日丽塑料有限公司 | Spraying-free aesthetic resin composition with magnetism and preparation method thereof |
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