CN104312330A - Method for preparing APET film resistant to electromagnetic radiation - Google Patents
Method for preparing APET film resistant to electromagnetic radiation Download PDFInfo
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- CN104312330A CN104312330A CN201410555965.7A CN201410555965A CN104312330A CN 104312330 A CN104312330 A CN 104312330A CN 201410555965 A CN201410555965 A CN 201410555965A CN 104312330 A CN104312330 A CN 104312330A
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- film
- preparation
- apet
- electromagnetic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- 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
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
-
- 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
- B05D3/02—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 baking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a method for preparing an APET film resistant to electromagnetic radiation. The preparation method comprises the following steps: a) selecting and preparing materials; b) preparing a surface coating; c) performing thermal spraying treatment on the surface layer; and d) performing film aftertreatment. According to the method for preparing the APET film resistant to electromagnetic radiation disclosed by the invention, the preparation method is reasonable in process arrangement, easy and convenient to implement and moderate in cost, the prepared film is high in interlaminar bonding strength and stable in performance, and the interior of the surface layer of the PET film contains unique micro powder resistant to electromagnetic radiation, so that the film suitably serves as external packing of electronic products, and the practicality and service performance of the APET film are effectively enriched.
Description
Technical field
The present invention relates to a kind of preparation method of APET film, particularly relate to a kind of preparation method with the APET film of anti-electromagnetic-radiation, belong to APET product technique field.
Background technology
APET film is plastic uptake material polyester sheet, and also claim polyester hard adhesive plaster, it belongs to thermoplastic environment-protecting plastic cement products, its rim charge and waste product recyclable, chemical element contained by it is equally carbon, hydrogen, oxygen with paper, belongs to degradability plastics.After abandoning with the wrapped product that this material is made, finally become water and carbonic acid gas.APET environmental protection film is widely used in the packaging of the industries such as makeup, food, electronics, toy, printing, as various high-grade blister plastic packaging, folding box, packing element, diaphragm etc.Present stage, the domestic APET production technology having had comparatively maturation, its price is far below the price of PETG sheet material.
APET film has excellent and stable physicals, good transparency and appearance property, and the outer packaging that often can be used as electronic product uses.For the electronic product that some are comparatively accurate, in its transport or the process deposited, often can be subject to the interference of external electromagnetic radiation, if things go on like this performance of the aspect such as the easy precision to electronic product, susceptibility has an impact.Therefore, the ability of APET film in anti-electromagnetic-radiation need perfect.
Summary of the invention
For the demand, the invention provides a kind of preparation method of APET film of anti-electromagnetic-radiation, this preparation method's procedure arrangement is reasonable, moderate cost, the surface of APET film has good electromagnetic radiation resisting function, makes its performance when using as electronic product outer packaging more comprehensive.
The present invention is a kind of preparation method of APET film of anti-electromagnetic-radiation, and this preparation method comprises the steps: that a) selection is got the raw materials ready, and b) prepares surface coating material, c) thermal spraying treatment on top layer, d) film aftertreatment.
In a preferred embodiment of the present invention, in described step a), main component and the percentage composition proportioning thereof on top layer are: film-forming resin 40%-50%, tourmalinite powder 30%-40%, solvent 10%-15%, and all the other are related auxiliaries; Film-forming resin selects acrylic resin, and the median size of tourmalinite powder is about 6-8um, and solvent can select toluene, butyl ester or butanols, and auxiliary agent comprises dispersion agent trisodium phosphate, condensing agent silicic acid fat, antioxidant 1010 or oxidation inhibitor 1016 etc.; Substrate layer selects APET sheet material, and its thickness is about 0.2-0.25mm.
In a preferred embodiment of the present invention, in described step b), process for preparation is as follows: first, and the oxidation inhibitor in film-forming resin, solvent and auxiliary agent is added into agitation vat, fully stirs 10-15 minute; Then, add the dispersion agent in tourmalinite powder and auxiliary agent, fully stir 40-45 minute; Finally, add the condensing agent in auxiliary agent, stir stand-by after 15-20 minute; In whole process for preparation, agitation vat temperature maintains 25 DEG C about-30 DEG C.
In a preferred embodiment of the present invention, in described step c), thermal spray process is as follows: first, and the surface coating material of preparation is imported the barrel of spraying equipment, carry out thermal pretreatment to surface coating material, treatment temp controls at about 30 DEG C; Secondly, carry out thermal pretreatment to APET sheet material, preheating temperature is about 25 DEG C; Then, regulate pressurized gas atmospheric pressure value to be 0.5-0.7kg/cm × cm, the distance controlling of shower nozzle and APET sheet material is at 5-7cm, and back and forth spray 2-3 time, the timed interval is no more than 20 seconds; Then, be cured process to compound film, temperature controls at 40-45 DEG C, and the time is about 10-12 minute; Finally, air cooling of coming out of the stove, the gauge control of compound film is at 0.25-0.3mm.
Present invention is disclosed a kind of preparation method of APET film of anti-electromagnetic-radiation, this preparation method's procedure arrangement is reasonable, be easy to implement, moderate cost, obtained film interfacial bonding strength is high, stable performance, and PET film top layer includes unique anti-electromagnetic-radiation micro mist, make it be more suitable for using as the outer packaging of electronic product, effectively enrich practicality and the use properties of APET film.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the process figure of the preparation method of the APET film of embodiment of the present invention anti-electromagnetic-radiation.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Fig. 1 is the process figure of the preparation method of the APET film of embodiment of the present invention anti-electromagnetic-radiation; This preparation method comprises the steps: that a) selection is got the raw materials ready, and b) prepares surface coating material, c) thermal spraying treatment on top layer, d) film aftertreatment.
Embodiment 1
The concrete preparation process of the APET film of the anti-electromagnetic-radiation that the present invention mentions is as follows:
A) selection is got the raw materials ready, and main component and the percentage composition proportioning thereof on top layer are: film-forming resin 45%, tourmalinite powder 35%, solvent 12%, and all the other are related auxiliaries; Wherein, film-forming resin selects acrylic resin, and the median size of tourmalinite powder is about 6-8um, and butyl ester selected by solvent, and auxiliary agent comprises dispersion agent trisodium phosphate, condensing agent silicic acid fat, antioxidant 1010 etc.; Substrate layer selects APET sheet material, and its thickness is about 0.2-0.22mm;
B) prepare surface coating material, process for preparation is as follows: first, and the oxidation inhibitor in film-forming resin, solvent and auxiliary agent is added into agitation vat, fully stirs 10-12 minute; Then, add the dispersion agent in tourmalinite powder and auxiliary agent, fully stir 40-42 minute; Finally, add the condensing agent in auxiliary agent, stir stand-by after 15-16 minute; In whole process for preparation, agitation vat temperature maintains 28 DEG C about-30 DEG C;
C) thermal spraying treatment on top layer, thermal spray process is as follows: first, and the surface coating material of preparation is imported the barrel of spraying equipment, carry out thermal pretreatment to surface coating material, treatment temp controls at about 30 DEG C; Secondly, carry out thermal pretreatment to APET sheet material, preheating temperature is about 25 DEG C; Then, use spray gun to carry out thermal spraying treatment, pressurized gas is nitrogen, atmospheric pressure value is 0.5-0.6kg/cm × cm, and the distance controlling of shower nozzle and APET sheet material, at 5-6cm, back and forth sprays 2-3 time, the timed interval is no more than 20 seconds, and coat-thickness controls at 0.07-0.08mm; Then, compound film is placed in baking oven and is cured process, solidification value controls at 40-42 DEG C, and the time is about about 12 minutes; Finally, air cooling of coming out of the stove, the molding thickness on top layer is about about 0.06mm, and the gauge control of compound film is at 0.26-0.28mm;
D) film aftertreatment, aftertreatment technology comprises corona trimming, rolling is cut and finished product accumulation etc.
Embodiment 2
The concrete preparation process of the APET film of the anti-electromagnetic-radiation that the present invention mentions is as follows:
A) selection is got the raw materials ready, and main component and the percentage composition proportioning thereof on top layer are: film-forming resin 46%, tourmalinite powder 36%, solvent 13%, and all the other are related auxiliaries; Wherein, film-forming resin selects acrylic resin, and the median size of tourmalinite powder is about 6-8um, and butanols selected by solvent, and auxiliary agent comprises dispersion agent trisodium phosphate, condensing agent silicic acid fat, oxidation inhibitor 1016 etc.; Substrate layer selects APET sheet material, and its thickness is about 0.22-0.24mm;
B) prepare surface coating material, process for preparation is as follows: first, and the oxidation inhibitor in film-forming resin, solvent and auxiliary agent is added into agitation vat, fully stirs 12-14 minute; Then, add the dispersion agent in tourmalinite powder and auxiliary agent, fully stir 42-44 minute; Finally, add the condensing agent in auxiliary agent, stir stand-by after 16-18 minute; In whole process for preparation, agitation vat temperature maintains 25 DEG C about-27 DEG C;
C) thermal spraying treatment on top layer, thermal spray process is as follows: first, and the surface coating material of preparation is imported the barrel of spraying equipment, carry out thermal pretreatment to surface coating material, treatment temp controls at about 30 DEG C; Secondly, carry out thermal pretreatment to APET sheet material, preheating temperature is about 25 DEG C; Then, use spray gun to carry out thermal spraying treatment, pressurized gas is nitrogen, atmospheric pressure value is 0.6-0.7kg/cm × cm, and the distance controlling of shower nozzle and APET sheet material, at 6-7cm, back and forth sprays 2-3 time, the timed interval is no more than 20 seconds, and coat-thickness controls at 0.06-0.08mm; Then, compound film is placed in baking oven and is cured process, solidification value controls at 43-45 DEG C, and the time is about about 10 minutes; Finally, air cooling of coming out of the stove, the molding thickness on top layer is about about 0.065mm, and the gauge control of compound film is at 0.28-0.3mm;
D) film aftertreatment, aftertreatment technology comprises corona trimming, rolling is cut and finished product accumulation etc.
Present invention is disclosed a kind of preparation method of APET film of anti-electromagnetic-radiation, be characterized in: this preparation method's procedure arrangement is reasonable, be easy to implement, moderate cost, obtained film interfacial bonding strength is high, stable performance, and PET film top layer includes unique anti-electromagnetic-radiation micro mist, make it be more suitable for using as the outer packaging of electronic product, effectively enrich practicality and the use properties of APET film.
The above; be only the specific embodiment of the present invention; but protection scope of the present invention is not limited thereto; any those of ordinary skill in the art are in the technical scope disclosed by the present invention; the change can expected without creative work or replacement, all should be encompassed within protection scope of the present invention.Therefore, the protection domain that protection scope of the present invention should limit with claims is as the criterion.
Claims (4)
1. a preparation method for the APET film of anti-electromagnetic-radiation, is characterized in that, this preparation method comprises the steps: that a) selection is got the raw materials ready, and b) prepares surface coating material, c) thermal spraying treatment on top layer, d) film aftertreatment.
2. the preparation method of the APET film of anti-electromagnetic-radiation according to claim 1, it is characterized in that, in described step a), main component and the percentage composition proportioning thereof on top layer are: film-forming resin 40%-50%, tourmalinite powder 30%-40%, solvent 10%-15%, and all the other are related auxiliaries; Film-forming resin selects acrylic resin, and the median size of tourmalinite powder is about 6-8um, and solvent can select toluene, butyl ester or butanols, and auxiliary agent comprises dispersion agent trisodium phosphate, condensing agent silicic acid fat, antioxidant 1010 or oxidation inhibitor 1016 etc.; Substrate layer selects APET sheet material, and its thickness is about 0.2-0.25mm.
3. the preparation method of the APET film of anti-electromagnetic-radiation according to claim 1, it is characterized in that, in described step b), process for preparation is as follows: first, oxidation inhibitor in film-forming resin, solvent and auxiliary agent is added into agitation vat, fully stirs 10-15 minute; Then, add the dispersion agent in tourmalinite powder and auxiliary agent, fully stir 40-45 minute; Finally, add the condensing agent in auxiliary agent, stir stand-by after 15-20 minute; In whole process for preparation, agitation vat temperature maintains 25 DEG C about-30 DEG C.
4. the preparation method of the APET film of anti-electromagnetic-radiation according to claim 1, it is characterized in that, in described step c), thermal spray process is as follows: first, the surface coating material of preparation is imported the barrel of spraying equipment, carry out thermal pretreatment to surface coating material, treatment temp controls at about 30 DEG C; Secondly, carry out thermal pretreatment to APET sheet material, preheating temperature is about 25 DEG C; Then, regulate pressurized gas atmospheric pressure value to be 0.5-0.7kg/cm × cm, the distance controlling of shower nozzle and APET sheet material is at 5-7cm, and back and forth spray 2-3 time, the timed interval is no more than 20 seconds; Then, be cured process to compound film, temperature controls at 40-45 DEG C, and the time is about 10-12 minute; Finally, air cooling of coming out of the stove, the gauge control of compound film is at 0.25-0.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410555965.7A CN104312330A (en) | 2014-10-20 | 2014-10-20 | Method for preparing APET film resistant to electromagnetic radiation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410555965.7A CN104312330A (en) | 2014-10-20 | 2014-10-20 | Method for preparing APET film resistant to electromagnetic radiation |
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| CN104312330A true CN104312330A (en) | 2015-01-28 |
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| CN201410555965.7A Pending CN104312330A (en) | 2014-10-20 | 2014-10-20 | Method for preparing APET film resistant to electromagnetic radiation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380988A (en) * | 2022-01-21 | 2022-04-22 | 无锡奥克特包装材料有限公司 | Preparation method of anti-electromagnetic radiation APET film |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103319999A (en) * | 2013-06-04 | 2013-09-25 | 上海大学 | Preparation method of novel anti-electromagnetic radiation protective film based on graphene |
| JP3189775U (en) * | 2013-02-07 | 2014-04-03 | 典祐科技有限公司 | Blue light cut display protective film |
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2014
- 2014-10-20 CN CN201410555965.7A patent/CN104312330A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3189775U (en) * | 2013-02-07 | 2014-04-03 | 典祐科技有限公司 | Blue light cut display protective film |
| CN103319999A (en) * | 2013-06-04 | 2013-09-25 | 上海大学 | Preparation method of novel anti-electromagnetic radiation protective film based on graphene |
Non-Patent Citations (1)
| Title |
|---|
| 卢琪等: "电气石粉体电磁屏蔽性能研究", 《非金属矿》, vol. 29, no. 1, 31 January 2006 (2006-01-31), pages 5 - 7 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380988A (en) * | 2022-01-21 | 2022-04-22 | 无锡奥克特包装材料有限公司 | Preparation method of anti-electromagnetic radiation APET film |
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Application publication date: 20150128 |