CN112175321A - Automobile decoration strip and manufacturing method thereof - Google Patents
Automobile decoration strip and manufacturing method thereof Download PDFInfo
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- CN112175321A CN112175321A CN202011070877.XA CN202011070877A CN112175321A CN 112175321 A CN112175321 A CN 112175321A CN 202011070877 A CN202011070877 A CN 202011070877A CN 112175321 A CN112175321 A CN 112175321A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000005034 decoration Methods 0.000 title claims abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical class [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 84
- 239000002994 raw material Substances 0.000 claims abstract description 45
- 238000005507 spraying Methods 0.000 claims abstract description 36
- 239000003973 paint Substances 0.000 claims abstract description 26
- 239000004575 stone Substances 0.000 claims abstract description 21
- 238000004381 surface treatment Methods 0.000 claims abstract description 21
- 239000000341 volatile oil Substances 0.000 claims abstract description 18
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 17
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 17
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 12
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 12
- 239000004114 Ammonium polyphosphate Substances 0.000 claims abstract description 11
- 229920002472 Starch Polymers 0.000 claims abstract description 11
- 235000019826 ammonium polyphosphate Nutrition 0.000 claims abstract description 11
- 229920001276 ammonium polyphosphate Polymers 0.000 claims abstract description 11
- 150000002148 esters Chemical class 0.000 claims abstract description 11
- 235000019698 starch Nutrition 0.000 claims abstract description 11
- 239000008107 starch Substances 0.000 claims abstract description 11
- 239000004970 Chain extender Substances 0.000 claims abstract description 5
- 239000002216 antistatic agent Substances 0.000 claims abstract description 5
- 239000004014 plasticizer Substances 0.000 claims abstract description 5
- 238000001035 drying Methods 0.000 claims description 35
- 238000000576 coating method Methods 0.000 claims description 25
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 20
- 239000011248 coating agent Substances 0.000 claims description 20
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical group CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 claims description 20
- 238000011221 initial treatment Methods 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 18
- -1 ethoxy lauryl tyramine Chemical compound 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 15
- 238000001771 vacuum deposition Methods 0.000 claims description 15
- 238000001746 injection moulding Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- DZGWFCGJZKJUFP-UHFFFAOYSA-N Tyramine Natural products NCCC1=CC=C(O)C=C1 DZGWFCGJZKJUFP-UHFFFAOYSA-N 0.000 claims description 10
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 10
- 238000000227 grinding Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 229910052708 sodium Inorganic materials 0.000 claims description 10
- 239000011734 sodium Substances 0.000 claims description 10
- 229960003732 tyramine Drugs 0.000 claims description 10
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 8
- 239000004615 ingredient Substances 0.000 claims description 8
- 230000007547 defect Effects 0.000 claims description 6
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 238000010422 painting Methods 0.000 claims description 5
- 238000011282 treatment Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 125000003916 ethylene diamine group Chemical group 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/06—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
- B05D3/061—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation using U.V.
- B05D3/065—After-treatment
- B05D3/067—Curing or cross-linking the coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/20—Metallic material, boron or silicon on organic substrates
- C23C14/205—Metallic material, boron or silicon on organic substrates by cathodic sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2403/00—Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
- C08J2403/02—Starch; Degradation products thereof, e.g. dextrin
-
- 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
-
- 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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an automobile decorative strip and a manufacturing method thereof, relating to the technical field of automobile accessories, and the technical scheme is characterized by comprising the following components in parts by weight: 40-60 parts of polyvinyl chloride, 10-30 parts of ammonium polyphosphate, 12-16 parts of liquid-state stone ester, 4-6 parts of antistatic agent, 3-5 parts of plasticized starch, 3-5 parts of chain extender, 1-3 parts of plasticizer and 1-3 parts of modified copper powder. According to the invention, by adopting a specific formula, in the manufacturing of the automobile decorative strip, the raw materials and the synthesized piece are obtained through the raw material synthesis part, and then the surface treatment part is carried out on the raw material synthesized piece; the raw material synthesis part and the surface treatment part are in an orderly connected state so as to combine the modified copper powder and the essential oil to optimize the surface of the raw material synthesis part, and then under the action of primer spraying, vacuum inner paint and finish paint spraying, the automobile decoration strip with rich texture is obtained and the manufacturing difficulty is obviously reduced.
Description
Technical Field
The invention relates to the technical field of automobile accessories, in particular to an automobile decorative strip and a manufacturing method thereof.
Background
The decorative strip is a decorative accessory which is made of materials such as polyvinyl chloride and has a decorative effect. The decorative strips on the automobile are generally arranged on the side face of the automobile body, are highly matched with the radian of the automobile body, and can emit light of various colors to enhance the aesthetic feeling of the automobile body.
Chinese patent application publication No. CN111085823A discloses a processing process of an automobile trim strip, which comprises the following steps: (1) removing surface defects; (2) rolling for the first time; (3) carrying out first alkali washing; (4) annealing for the first time; (5) rolling for the second time; (6) second alkali washing; (7) annealing for the second time; (8) leveling; (9) and (6) stamping and forming.
However, the processing technology of the automobile decorative strip is complex, and the obtained automobile decorative strip has poor texture, so that the use effect of the automobile decorative strip is influenced and needs to be improved.
Disclosure of Invention
In view of the disadvantages of the prior art, a first object of the present invention is to provide a vehicle trim strip which has a rich texture effect.
In order to achieve the purpose, the invention provides the following technical scheme:
an automobile decorative strip comprises the following components in parts by weight:
40-60 parts of polyvinyl chloride, 10-30 parts of ammonium polyphosphate, 12-16 parts of liquid-state stone ester, 4-6 parts of antistatic agent, 3-5 parts of plasticized starch, 3-5 parts of chain extender, 1-3 parts of plasticizer and 1-3 parts of modified copper powder.
The invention is further configured to: also comprises 12-16 parts of talcum powder.
The invention is further configured to: the preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
The invention is further configured to: the antistatic agent is ethoxy lauryl tyramine and sodium alkyl sulfonate in a weight ratio of 1: 1.
The invention is further configured to: the chain extender is ethylenediamine.
The invention is further configured to: the plasticizer is diethyl phthalate.
The second purpose of the invention is to provide a manufacturing method of the automobile decorative strip, which comprises a raw material synthesis part and a surface treatment part;
the raw material synthesis part comprises the following steps:
step 1, mixing: adding 40-60 parts by weight of polyvinyl chloride, 10-30 parts by weight of ammonium polyphosphate, 12-16 parts by weight of talcum powder, 12-16 parts by weight of liquid state stone ester, 3-5 parts by weight of plasticized starch, 3-5 parts by weight of ethylenediamine, 2-3 parts by weight of ethoxy lauryl tyramine, 2-3 parts by weight of sodium alkyl sulfonate, 1-3 parts by weight of diethyl phthalate and 1-3 parts by weight of modified copper powder into a mixer for mixing to obtain a mixed material;
step 2, preparation: the mixed material is placed into an injection molding machine for extrusion and then is molded, the temperature of the injection molding machine is controlled to be 320-;
and step 3, processing: processing the surface defects of the coarse ingredients by using a grinder, wherein the grinder adopts 600-mesh abrasive paper to obtain a processed piece;
and 4, optimizing: and (3) putting the treated part into the essential oil, taking out, and drying at 60 ℃ to obtain the raw material synthetic part.
The invention is further configured to: in step 1, the preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
The invention is further configured to: in step 4, the obtained raw material assembly is stored at 25 to 40 ℃ to be subjected to the surface treatment portion.
The invention is further configured to: the surface treatment part comprises the following steps:
step 1, primer spraying: hanging the raw material synthetic piece on a tool, spraying a first coating with the thickness of 12-20 mu m on the specified surface area of the raw material synthetic piece by adopting a vacuum spraying method, and curing under ultraviolet irradiation at the curing temperature of 60 ℃ to obtain a primary treatment piece;
step 2, vacuum inner painting: placing the primary treatment piece into a vacuum coating machine filled with nitrogen, controlling the temperature of the vacuum coating machine to be 10 ℃, after standing the primary treatment piece for 10mins, coating a metal paint layer on a first coating of the primary treatment piece by a magnetron sputtering coating process through the vacuum coating machine, wherein the current is 80A, and the thickness of the inner paint is 5-30nm, so as to obtain a secondary treatment piece;
step 3, finish paint spraying: and hanging the secondary processing piece on a tool, spraying a second coating with the thickness of 12-20 mu m on the metal paint layer by adopting a vacuum spraying method, and curing under the irradiation of ultraviolet rays at the curing temperature of 60 ℃ to obtain the finished automobile decorative strip.
In conclusion, the invention has the following beneficial effects: by adopting a specific formula, in the manufacturing of the automobile decorative strip, firstly, a raw material and a synthesized piece are obtained through a raw material synthesizing part, and then, a surface treatment part is carried out on the raw material synthesized piece; the raw material synthesis part and the surface treatment part are in an orderly connected state so as to combine the modified copper powder and the essential oil to optimize the surface of the raw material synthesis part, and then under the action of primer spraying, vacuum inner paint and finish paint spraying, the automobile decoration strip with rich texture is obtained and the manufacturing difficulty is obviously reduced.
Detailed Description
Example one
An automobile decorative strip comprises the following components in parts by weight:
40 parts of polyvinyl chloride, 10 parts of ammonium polyphosphate, 12 parts of talcum powder, 12 parts of liquid-state stone ester, 3 parts of plasticized starch, 3 parts of ethylenediamine, 2 parts of ethoxy lauryl tyramine, 2 parts of alkyl sodium sulfonate, 1 part of diethyl phthalate and 1 part of modified copper powder.
The preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
The invention also provides a manufacturing method of the automobile decorative strip, which comprises a raw material synthesis part and a surface treatment part;
the raw material synthesis part comprises the following steps:
step 1, mixing: adding 40 parts by weight of polyvinyl chloride, 20 parts by weight of ammonium polyphosphate, 12 parts by weight of talcum powder, 12 parts by weight of liquid-state stone ester, 3 parts by weight of plasticized starch, 3 parts by weight of ethylenediamine, 2 parts by weight of ethoxy lauryl tyramine, 2 parts by weight of sodium alkyl sulfonate, 1 part by weight of diethyl phthalate and 1 part by weight of modified copper powder into a mixer for mixing to obtain a mixed material;
wherein:
the preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
Step 2, preparation: extruding the mixed material in an injection molding machine, molding, and controlling the temperature of the injection molding machine to be 320 ℃ and the injection molding pressure to be 100MPa to obtain a coarse ingredient;
and step 3, processing: processing the surface defects of the coarse ingredients by using a grinder, wherein the grinder adopts 600-mesh abrasive paper to obtain a processed piece;
and 4, optimizing: and (3) putting the treated part into the essential oil, taking out, drying at 60 ℃ to obtain a raw material synthetic part, and storing the obtained raw material synthetic part at 25 ℃ to wait for the surface treatment part.
The surface treatment part comprises the following steps:
step 1, primer spraying: hanging the raw material synthetic piece on a tool, spraying a first coating with the thickness of 12 microns on the specified surface area of the raw material synthetic piece by adopting a vacuum spraying method, and curing under ultraviolet irradiation at the curing temperature of 60 ℃ to obtain a primary treatment piece;
step 2, vacuum inner painting: placing the primary treatment piece into a vacuum coating machine filled with nitrogen, controlling the temperature of the vacuum coating machine to be 10 ℃, after standing the primary treatment piece for 10mins, coating a metal paint layer on a first coating of the primary treatment piece by a magnetron sputtering coating process through the vacuum coating machine, wherein the current is 80A, and the thickness of the inner paint is 5nm, so as to obtain a secondary treatment piece;
step 3, finish paint spraying: and hanging the secondary processing piece on a tool, spraying a second coating with the thickness of 12 mu m on the metal paint layer by adopting a vacuum spraying method, and curing under the irradiation of ultraviolet rays at the curing temperature of 60 ℃ to obtain the finished automobile decorative strip.
Example two
An automobile decorative strip comprises the following components in parts by weight:
50 parts of polyvinyl chloride, 20 parts of ammonium polyphosphate, 14 parts of talcum powder, 14 parts of liquid-state stone ester, 4 parts of plasticized starch, 4 parts of ethylenediamine, 2.5 parts of ethoxy lauryl tyramine, 2.5 parts of alkyl sodium sulfonate, 2 parts of diethyl phthalate and 2 parts of modified copper powder.
The preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
The invention also provides a manufacturing method of the automobile decorative strip, which comprises a raw material synthesis part and a surface treatment part;
the raw material synthesis part comprises the following steps:
step 1, mixing: taking 50 parts by weight of polyvinyl chloride, 20 parts by weight of ammonium polyphosphate, 14 parts by weight of talcum powder, 14 parts by weight of liquid state stone ester, 4 parts by weight of plasticized starch, 4 parts by weight of ethylenediamine, 2.5 parts by weight of ethoxy lauryl tyramine, 2.5 parts by weight of alkyl sodium sulfonate, 2 parts by weight of diethyl phthalate and 2 parts by weight of modified copper powder, and adding the materials into a mixer to mix to obtain a mixed material;
wherein:
the preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
Step 2, preparation: extruding the mixed material in an injection molding machine, molding, and controlling the temperature of the injection molding machine to be 340 ℃ and the injection molding pressure to be 100MPa to obtain a coarse ingredient;
and step 3, processing: processing the surface defects of the coarse ingredients by using a grinder, wherein the grinder adopts 600-mesh abrasive paper to obtain a processed piece;
and 4, optimizing: and (3) putting the treated part into the essential oil, taking out, drying at 60 ℃ to obtain a raw material synthetic part, and storing the obtained raw material synthetic part at 32 ℃ to wait for the surface treatment part.
The surface treatment part comprises the following steps:
step 1, primer spraying: hanging the raw material synthetic piece on a tool, spraying a first coating with the thickness of 16 mu m on the specified surface area of the raw material synthetic piece by adopting a vacuum spraying method, and curing under ultraviolet irradiation at the curing temperature of 60 ℃ to obtain a primary treatment piece;
step 2, vacuum inner painting: placing the primary treatment piece into a vacuum coating machine filled with nitrogen, controlling the temperature of the vacuum coating machine to be 10 ℃, after standing the primary treatment piece for 10mins, coating a metal paint layer on a first coating of the primary treatment piece by a magnetron sputtering coating process through the vacuum coating machine, wherein the current is 80A, and the thickness of the inner paint is 20nm, so as to obtain a secondary treatment piece;
step 3, finish paint spraying: and hanging the secondary processing piece on a tool, spraying a second coating with the thickness of 15 mu m on the metal paint layer by adopting a vacuum spraying method, and curing under the irradiation of ultraviolet rays at the curing temperature of 60 ℃ to obtain the finished automobile decorative strip.
EXAMPLE III
An automobile decorative strip comprises the following components in parts by weight:
60 parts of polyvinyl chloride, 30 parts of ammonium polyphosphate, 16 parts of talcum powder, 16 parts of liquid-state stone ester, 5 parts of plasticized starch, 5 parts of ethylenediamine, 3 parts of ethoxy lauryl tyramine, 3 parts of alkyl sodium sulfonate, 3 parts of diethyl phthalate and 3 parts of modified copper powder.
The preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
The invention also provides a manufacturing method of the automobile decorative strip, which comprises a raw material synthesis part and a surface treatment part;
the raw material synthesis part comprises the following steps:
step 1, mixing: taking 60 parts of polyvinyl chloride, 30 parts of ammonium polyphosphate, 16 parts of talcum powder, 16 parts of liquid-state stone ester, 5 parts of plasticized starch, 5 parts of ethylenediamine, 3 parts of ethoxy lauryl tyramine, 3 parts of alkyl sodium sulfonate, 3 parts of diethyl phthalate and 3 parts of modified copper powder according to parts by weight, and adding the materials into a mixer to mix to obtain a mixed material;
wherein:
the preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
Step 2, preparation: extruding the mixed material in an injection molding machine, molding, and controlling the temperature of the injection molding machine to be 360 ℃ and the injection molding pressure to be 100MPa to obtain a coarse ingredient;
and step 3, processing: processing the surface defects of the coarse ingredients by using a grinder, wherein the grinder adopts 600-mesh abrasive paper to obtain a processed piece;
and 4, optimizing: and (3) putting the treated part into the essential oil, taking out, drying at 60 ℃ to obtain a raw material synthetic part, and storing the obtained raw material synthetic part at 40 ℃ to wait for the surface treatment part.
The surface treatment part comprises the following steps:
step 1, primer spraying: hanging the raw material synthetic piece on a tool, spraying a first coating with the thickness of 20 microns on the specified surface area of the raw material synthetic piece by adopting a vacuum spraying method, and curing under ultraviolet irradiation at the curing temperature of 60 ℃ to obtain a primary treatment piece;
step 2, vacuum inner painting: placing the primary treatment piece into a vacuum coating machine filled with nitrogen, controlling the temperature of the vacuum coating machine to be 10 ℃, after standing the primary treatment piece for 10mins, coating a metal paint layer on a first coating of the primary treatment piece by a magnetron sputtering coating process through the vacuum coating machine, wherein the current is 80A, and the thickness of the inner paint is 30nm, so as to obtain a secondary treatment piece;
step 3, finish paint spraying: and hanging the secondary processing piece on a tool, spraying a second coating with the thickness of 20 mu m on the metal paint layer by adopting a vacuum spraying method, and curing under the irradiation of ultraviolet rays at the curing temperature of 60 ℃ to obtain the finished automobile decorative strip.
In conclusion, the special formula is adopted, in the manufacturing of the automobile decorative strip, the raw materials and the synthesized piece are obtained through the raw material synthesizing part, and then the surface treatment part is carried out on the raw material synthesized piece; the raw material synthesis part and the surface treatment part are in an orderly connected state so as to combine the modified copper powder and the essential oil to optimize the surface of the raw material synthesis part, and then under the action of primer spraying, vacuum inner paint and finish paint spraying, the automobile decoration strip with rich texture is obtained and the manufacturing difficulty is obviously reduced.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment, but all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the present invention may occur to those skilled in the art without departing from the principle of the present invention, and such modifications and embellishments should also be considered as within the scope of the present invention.
Claims (10)
1. An automobile decoration strip is characterized in that: comprises the following components in parts by weight:
40-60 parts of polyvinyl chloride, 10-30 parts of ammonium polyphosphate, 12-16 parts of liquid-state stone ester, 4-6 parts of antistatic agent, 3-5 parts of plasticized starch, 3-5 parts of chain extender, 1-3 parts of plasticizer and 1-3 parts of modified copper powder.
2. The decorative strip for automobiles of claim 1, wherein: also comprises 12-16 parts of talcum powder.
3. The decorative strip for automobiles of claim 1, wherein: the preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
4. The decorative strip for automobiles of claim 1, wherein: the antistatic agent is ethoxy lauryl tyramine and sodium alkyl sulfonate in a weight ratio of 1: 1.
5. The decorative strip for automobiles of claim 1, wherein: the chain extender is ethylenediamine.
6. The decorative strip for automobiles of claim 1, wherein: the plasticizer is diethyl phthalate.
7. A manufacturing method of an automobile decoration strip is characterized in that: comprises a raw material synthesis part and a surface treatment part;
the raw material synthesis part comprises the following steps:
step 1, mixing: adding 40-60 parts by weight of polyvinyl chloride, 10-30 parts by weight of ammonium polyphosphate, 12-16 parts by weight of talcum powder, 12-16 parts by weight of liquid state stone ester, 3-5 parts by weight of plasticized starch, 3-5 parts by weight of ethylenediamine, 2-3 parts by weight of ethoxy lauryl tyramine, 2-3 parts by weight of sodium alkyl sulfonate, 1-3 parts by weight of diethyl phthalate and 1-3 parts by weight of modified copper powder into a mixer for mixing to obtain a mixed material;
step 2, preparation: the mixed material is placed into an injection molding machine for extrusion and then is molded, the temperature of the injection molding machine is controlled to be 320-;
and step 3, processing: processing the surface defects of the coarse ingredients by using a grinder, wherein the grinder adopts 600-mesh abrasive paper to obtain a processed piece;
and 4, optimizing: and (3) putting the treated part into the essential oil, taking out, and drying at 60 ℃ to obtain the raw material synthetic part.
8. A method of manufacturing an automobile trim strip as claimed in claim 7, characterized in that: in step 1, the preparation method of the modified copper powder comprises the following steps:
step 1, adding copper powder into a grinder, and adding hydrochloric acid with the concentration of 38% and the copper powder according to the weight ratio of 5:1 for primary grinding to obtain copper powder with the diameter of 3um sheets;
step 2, adding the primarily ground copper powder into a dryer for drying, wherein the temperature of the dryer is set to be 220 ℃, and the drying time is set to be 10 min;
and 3, adding the dried copper powder into a mixer, adding the copper powder into essential oil according to the weight part ratio of 5:1, mixing for 30mins, taking out and drying to obtain the modified stone needle.
9. A method of manufacturing an automobile trim strip as claimed in claim 7, characterized in that: in step 4, the obtained raw material assembly is stored at 25 to 40 ℃ to be subjected to the surface treatment portion.
10. A method of manufacturing an automobile trim strip as claimed in claim 7, characterized in that:
the surface treatment part comprises the following steps:
step 1, primer spraying: hanging the raw material synthetic piece on a tool, spraying a first coating with the thickness of 12-20 mu m on the specified surface area of the raw material synthetic piece by adopting a vacuum spraying method, and curing under ultraviolet irradiation at the curing temperature of 60 ℃ to obtain a primary treatment piece;
step 2, vacuum inner painting: placing the primary treatment piece into a vacuum coating machine filled with nitrogen, controlling the temperature of the vacuum coating machine to be 10 ℃, after standing the primary treatment piece for 10mins, coating a metal paint layer on a first coating of the primary treatment piece by a magnetron sputtering coating process through the vacuum coating machine, wherein the current is 80A, and the thickness of the inner paint is 5-30nm, so as to obtain a secondary treatment piece;
step 3, finish paint spraying: and hanging the secondary processing piece on a tool, spraying a second coating with the thickness of 12-20 mu m on the metal paint layer by adopting a vacuum spraying method, and curing under the irradiation of ultraviolet rays at the curing temperature of 60 ℃ to obtain the finished automobile decorative strip.
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| CN112941923A (en) * | 2021-02-01 | 2021-06-11 | 福建中裕新材料技术有限公司 | Water-based slurry for sneaker leather based on direct coating process and preparation method |
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