CN109553951A - A kind of makrolon material and its preparation method and application of selectively masking near infrared ray - Google Patents
A kind of makrolon material and its preparation method and application of selectively masking near infrared ray Download PDFInfo
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- CN109553951A CN109553951A CN201811477950.8A CN201811477950A CN109553951A CN 109553951 A CN109553951 A CN 109553951A CN 201811477950 A CN201811477950 A CN 201811477950A CN 109553951 A CN109553951 A CN 109553951A
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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
- C08K9/12—Adsorbed ingredients, e.g. ingredients on carriers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K3/2279—Oxides; Hydroxides of metals of antimony
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3472—Five-membered rings
- C08K5/3475—Five-membered rings condensed with carbocyclic rings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2231—Oxides; Hydroxides of metals of tin
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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Abstract
The invention belongs to shield near infrared ray field of material technology, a kind of makrolon material and its preparation method and application of selectively masking near infrared ray is disclosed.Material of the present invention includes the component of following mass percent: polycarbonate substrate 83~98.5%；Infrared shield reagent 1.1~14%；Synergist 0.1~1%；Light stabilizer 0.1~1%；Antioxidant 0.1~0.5%；Processing aid 0.1~0.5%；The infrared shield reagent is Heterodisperse body of the rare-earth oxide with phosphoric acid ester carrier for including doping；The rare-earth oxide of doping is the mixture for including indium sesquioxide, stannic oxide and antimony oxide.Material of the present invention has the characteristics that near infrared ray selectively masking, the physical and mechanical property that processing performance is excellent, balanced, it can be applied in the fields such as electronic apparatus, aerospace, communications and transportation, Industry Control, more especially need signal shielding and heat-insulated field.
Description
Technical field
The invention belongs to shield near infrared ray field of material technology, in particular to a kind of selectively masking near infrared ray gathers
Carbonate material and its preparation method and application.
Background technique
Infrared ray is that a kind of efficient signal communication media and heat radiation communication media, electromagnetic wavelength range exist
Between 770nm-1000 μm.Infrared ray can be divided into three wave bands, and: 780-1500nm is near infrared region, during 1500-6000nm is
Infrared region, 6000nm-10000mm are far-infrared band.Wherein the heat in sunlight is mainly the electromagnetic wave by near infrared region
It is propagated.Therefore, a kind of near-infrared shielding material with efficient selective is prepared in electromagnetic signal shielding and heat-insulated etc.
Field has important application value.
CN101553525A discloses a kind of infrared transmissive thermoplastic composition, and relating generally to one kind can selectively penetrate
Infrared ray, but to the polycarbonate and its composite material of the selective shielding left and right of visible light and ultraviolet part.The material
It is mainly used in signal communication media.
CN102746781A discloses a kind of full-shield infrared ray and ultraviolet light polyurethane nano transparent heat insulating dope.The material
Material selects transition metal oxide to make full-shield infra-red paint as the shielding reagent of infrared ray.The preparation and application of product
Process is more complicated, and Material Physics mechanical property not can guarantee, and limits it and applies on a large scale.
Summary of the invention
In order to overcome the shortcomings and deficiencies of the prior art described above, the primary purpose of the present invention is that providing a kind of selectivity screen
Cover the makrolon material of near infrared ray.Material prescription of the present invention is simpler, and selectivity is high, and processing performance is excellent, physical mechanics
Balancing performance has potential application in signal shielding and heat-insulated equal fields.
Another object of the present invention is to provide a kind of preparation of the makrolon material of above-mentioned selectively masking near infrared ray
Method.
Still a further object of the present invention be to provide the makrolon material of above-mentioned selectively masking near infrared ray electronic apparatus,
Application in the fields such as aerospace, communications and transportation, Industry Control.
The purpose of the present invention is realized by following proposal:
A kind of makrolon material of selectively masking near infrared ray, the component comprising following mass percent: poly- carbonic acid
Ester group material 77.5~91.6%；Infrared shield reagent 8~20%；Synergist 0.1~0.5%；Light stabilizer 0.1~1%；It is anti-
Oxygen agent 0.1~0.5%；Processing aid 0.1~0.5%.
Infrared shield reagent of the present invention is the rare-earth oxide and phosphoric acid ester carrier for including doping
Heterodisperse body；Specifically, it includes indium sesquioxide (In that the rare-earth oxide of doping, which is,2O3), stannic oxide (SnO2)
With antimony oxide (Sb2O3) mixture.
More specifically, in the rare-earth oxide of doping, indium sesquioxide (In2O3), stannic oxide (SnO2) and three oxygen
Change two antimony (Sb2O3) mass ratio be 5~20:50~90:5~20, more preferably 10:80:10.
In infrared shield reagent of the present invention, the content of the rare-earth oxide of doping is 1~5wt%,
In be most preferably 3wt%.
Infrared shield reagent of the present invention, can be by being prepared including following methods: will include three oxidations two
Indium (In2O3), stannic oxide (SnO2) and antimony oxide (Sb2O3) rare-earth oxide mixed grinding, at 80~100 DEG C
It is scattered in phosphoric acid ester carrier under high velocity agitation.
The additive amount of infrared shield reagent of the invention is more preferably 8~20wt%, and wherein optimization selection is
14wt%.
Polycarbonate substrate of the present invention is the medium-viscosity bisphenol A polycarbonate with excellent impact resistance energy
Material, melt mass flow index are 8~12g/10min.
Synergist of the present invention is nano-metal-oxide, it may include zinc oxide (ZnO), zirconium oxide (ZrO) etc.,
In preferably zinc oxide (ZnO).
The recommendation additive amount of synergist belonging to the present invention (ZnO) is 0.1~0.5wt%, wherein preferably 0.2wt%.
Light stabilizer of the present invention is phentriazine class light stabilizer, wherein preferably UV1164, chemical name are as follows: 2-
(bis- (2,4- the 3,5-dimethylphenyl) -1,3,5- triazine -2- bases of 4,6-) -5- octyloxy phenol.
The additive amount of light stabilizer of the present invention is most preferably 0.2wt%.
Antioxidant of the present invention is preferably phosphinate kind antioxidant, more preferably phosphinate kind antioxidant
S9228, additive amount are preferably 0.2wt%.
Processing aid of the present invention is preferably pentaerythritol stearate, and additive amount is preferably 0.2wt%.
The present invention also provides a kind of preparation methods of the makrolon material of above-mentioned selectively masking near infrared ray, by each group
It is obtained after dividing mixing by double screw extruder extruding pelletization.
Specifically it can comprise the following steps that
It (1) will include indium sesquioxide (In2O3), stannic oxide (SnO2) and antimony oxide (Sb2O3) rare earth metal
Oxide mixed grinding is scattered in phosphoric acid ester carrier at 80~100 DEG C under high velocity agitation, obtains infrared shield reagent
For use；
(2) twin-screw extrusion is added after polycarbonate substrate, synergist, antioxidant, light stabilizer and processing aid mixing
In machine, control the temperature of each bringing-up section of extruder at 230~260 DEG C, the screw speed of host is 250~330rpm, hopper into
The revolving speed for expecting screw rod is 24~35rpm；
(3) exhaust outlet infrared shield reagent at 80~100 DEG C through double screw extruder is added, and blended melting squeezes
Out, cooling, pelletizing after air-drying obtains the makrolon material of selectively masking near infrared ray.
The makrolon material of selectively masking near infrared ray of the invention has near infrared ray selectively masking, processing
The features such as function admirable, and processing performance is good, has balanced physical and mechanical property, can be applied to electronic apparatus, aviation boat
It, communications and transportation, in the fields such as Industry Control, more especially need signal shielding and heat-insulated field.
Mechanism of the invention are as follows:
Makrolon material of the invention have can selectively masking near infrared ray, but to far infrared and visible light
The characteristic that can selectively penetrate, and there is good rigidity-toughness balanced performance.The present invention selects bisphenol A polycarbonate as tree
Aliphatic radical material ensure that the excellent physical mechanical property and low-temperature impact property of acquired material, to ensure that material tight
Application under cruel application conditions.The present invention selects the production of double-screw melt blending technique to have selective near-infrared shielding properties
Polycarbonate composite material ensure that the ease of processing and continuous production ability of material.Infrared shield examination of the invention
The pre-dispersed technique of agent ensure that the processing stability and dispersibility of rare-earth oxide.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail, and embodiments of the present invention are not limited thereto.
Material involved in the following example can be obtained from commercial channel.
Processing method in the following example are as follows: by polycarbonate substrate, synergist, antioxidant, light stabilizer and processing
Auxiliary agent is weighed by formula, and is added in high-speed mixer and is stirred 10min, and the above-mentioned material stirred evenly is then added to length
Diameter ratio L/D is 36:1, and screw diameter is to set extruder from hopper to die head in the hopper of the parallel double-screw extruder of 30mm
Temperature of each section be respectively (totally six area): 230 DEG C, 240 DEG C, 245 DEG C, 255 DEG C, 260 DEG C, 260 DEG C, the screw speed of host is
300rpm, the revolving speed of hopper feed screw rod are 28rpm；Infrared shield reagent through double screw extruder at 80~100 DEG C
Exhaust outlet be added, and then material blended melting is squeezed out；Above-mentioned batten is cooling through water-carrying groove, enters pelleter after air-drying and carries out
Pelletizing, injection molding obtain the product of alternative shielding near infrared ray.
The melt flow index of material is carried out according to ISO1183, and test condition is 300 degrees Celsius, 1.2 Kg loads；Letter
Strutbeam impact strength is carried out by ISO179,80 × 6 × 4mm of specimen size, and notch depth is the one third of sample thickness；Material
Low temperature impact properties using three box low-temperature impact casees tests；The measurement of the penetrance of visible light and infrared ray is using preparation
The square injection molding template of 3cm × 3cm, tests (UV- by PE-lambda950 type ultraviolet-visible-infrared spectrophotometer
Vis-IR)。
Comparative example 1
Polycarbonate 99.4wt%, antioxidant 0.2wt%, lubricant 0.2wt%, light stabilizer 0.2wt%.
Test result shows: melt mass flow index: 12g/10min；Notch impact strength test: 67KJ/m2；It is fire-retardant
Test: visible light transmittance: 88%；Near infrared ray (1000nm) transmitance: 90%, far infrared transmitance (1500nm):
90%.
Comparative example 2
The polycarbonate (PC) of 98.3wt%, the infrared shield reagent (In of 0.42wt%2O3/SnO2/Sb2O3=1/8/
1, not phosphate ester-containing carrier), the synergist (ZnO) of 0.2wt%, the light stabilizer (UV1164) of 0.3wt%, 0.2wt%'s is anti-
Oxygen agent (S9228), the processing aid (PETS) of 0.3wt%.Extruder extruding pelletization is added by main spout in all material.
Test result shows: melt mass flow index: 32g/10min；Notch impact strength test: 10KJ/m2；It can be seen that
Light transmission rate: 5%；Near infrared ray transmitance (1000nm): 25%；Far infrared transmitance (1500nm): 90%.
Embodiment 1
The polycarbonate (PC) of 91.2wt%, the infrared shield reagent (In of 8wt%2O3/SnO2/Sb2O3=1/8/1, it mixes
Miscellaneous amount is 3wt%), the synergist (ZnO) of 0.2wt%, the light stabilizer (UV1164) of 0.2wt%, the antioxidant of 0.2wt%
(S9228), the processing aid (PETS) of 0.2wt%.
Test result shows: melt mass flow index: 32g/10min；Notch impact strength test: 64KJ/m2；It can be seen that
Light transmission rate: 5%；Near infrared ray transmitance (1000nm): 5%；Far infrared transmitance (1500nm): 90%.
Embodiment 2
The polycarbonate (PC) of 79.2wt%, the infrared shield reagent (In of 20wt%2O3/SnO2/Sb2O3=1/8/1,
Doping is 3wt%), the synergist (ZnO) of 0.2wt%, the light stabilizer (UV1164) of 0.2wt%, the antioxidant of 0.2wt%
(S9228), the processing aid (PETS) of 0.2wt%.
Melt mass flow index: 28g/10min；；Notch impact strength test: 64KJ/m2；Visible light transmittance:
1%；Near infrared ray transmitance (1000nm): 2%；Far infrared transmitance (1500nm): 90%.
Embodiment 3
The polycarbonate (PC) of 85.2wt%, the infrared shield reagent (In of 14wt%2O3/SnO2/Sb2O3=1/8/1,
Doping is 3wt%), the synergist (ZnO) of 0.2wt%, the light stabilizer (UV1164) of 0.2wt%, the antioxidant of 0.2wt%
(S9228), the processing aid (PETS) of 0.2wt%.
Melt mass flow index: 28g/10min；；Notch impact strength test: 64KJ/m2；Visible light transmittance:
4%；Near infrared ray transmitance (1000nm): 3%；Far infrared transmitance (1500nm): 90%.
Embodiment 4
The polycarbonate (PC) of 88.2wt%, the infrared shield reagent (In of 14wt%2O3/SnO2/Sb2O3=1/8/1,
Doping is 3wt%), the synergist (ZnO) of 0.1wt%, the light stabilizer (UV1164) of 0.3wt%, the antioxidant of 0.2wt%
(S9228), the processing aid (PETS) of 0.3wt%.
Melt mass flow index: 35g/10min；；Notch impact strength test: 12KJ/m2；Visible light transmittance:
8%；Near infrared ray transmitance (1000nm): 7%；Far infrared transmitance (1500nm): 90%.
Embodiment 5
The polycarbonate (PC) of 85.2wt%, the infrared shield reagent (In of 14wt%2O3/SnO2/Sb2O3=0.5/9/
0.5, doping 3wt%), the synergist (ZnO) of 0.2wt%, the light stabilizer (UV1164) of 0.3wt%, 0.2wt%'s is anti-
Oxygen agent (S9228), the processing aid (PETS) of 0.3wt%.
Melt mass flow index: 35g/10min；；Notch impact strength test: 12KJ/m2；Visible light transmittance:
6%；Near infrared ray transmitance (1000nm): 6%；Far infrared transmitance (1500nm): 90%.
Embodiment 6
The polycarbonate (PC) of 85.2wt%, the infrared shield reagent (In of 14wt%2O3/SnO2/Sb2O3=2/6/2,
Doping is 3wt%), the synergist (ZnO) of 0.2wt%, the light stabilizer (UV1164) of 0.3wt%, the antioxidant of 0.2wt%
(S9228), the processing aid (PETS) of 0.3wt%.
Melt mass flow index: 35g/10min；；Notch impact strength test: 12KJ/m2；Visible light transmittance:
1%；Near infrared ray transmitance (1000nm): 7%；Far infrared transmitance (1500nm): 90%.
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (10)
1. a kind of makrolon material of selectively masking near infrared ray, it is characterised in that the group comprising following mass percent
Point: polycarbonate substrate 83~98.5%；Infrared shield reagent 1.1~14%；Synergist 0.1~1%；Light stabilizer 0.1
~1%；Antioxidant 0.1~0.5%；Processing aid 0.1~0.5%；
The infrared shield reagent is Heterodisperse of the rare-earth oxide with phosphoric acid ester carrier for including doping
Body；The rare-earth oxide of doping is the mixture for including indium sesquioxide, stannic oxide and antimony oxide.
2. the makrolon material of selectively masking near infrared ray according to claim 1, it is characterised in that: the doping
Rare-earth oxide in, the mass ratio of indium sesquioxide, stannic oxide and antimony oxide be 5~20:50~90:5~
20。
3. the makrolon material of selectively masking near infrared ray according to claim 1, it is characterised in that: described is red
Outside line shields in reagent, and the content of the rare-earth oxide of doping is 1~5wt%.
4. the makrolon material of selectively masking near infrared ray according to claim 1, it is characterised in that: described is red
Outside line shields reagent, by being prepared including following methods: will include indium sesquioxide, stannic oxide and antimony oxide
Rare-earth oxide mixed grinding is scattered in phosphoric acid ester carrier under high velocity agitation at 80~100 DEG C.
5. the makrolon material of selectively masking near infrared ray according to claim 1, it is characterised in that: described infrared
The additive amount that line shields reagent is 8~10wt%.
6. the makrolon material of selectively masking near infrared ray according to claim 1, it is characterised in that: described is poly-
Carbonic ester substrate is medium-viscosity bisphenol A polycarbonate material, and melt mass flow index is 8~12g/10min.
7. the makrolon material of selectively masking near infrared ray according to claim 1, it is characterised in that: the association
Effect agent is nano-metal-oxide；The light stabilizer is phentriazine class light stabilizer；The antioxidant is phosphonous acid
Esters antioxidant；The processing aid is pentaerythritol stearate.
8. a kind of preparation method of the makrolon material of the described in any item selectively masking near infrared rays of claim 1~7,
It is characterized in that being obtained after each component is mixed by double screw extruder extruding pelletization.
9. the preparation method of the makrolon material of selectively masking near infrared ray according to claim 8, feature exist
In specifically includes the following steps:
(1) by the rare-earth oxide mixed grinding including indium sesquioxide, stannic oxide and antimony oxide, 80~100
It is scattered in phosphoric acid ester carrier under high velocity agitation at DEG C, it is stand-by to obtain infrared shield reagent；
(2) it is added twin-screw extrude after polycarbonate substrate, synergist, antioxidant, light stabilizer and processing aid mixing,
The temperature of each bringing-up section of extruder is controlled at 230~260 DEG C, the screw speed of host is 250~330rpm, hopper feed screw rod
Revolving speed be 24~35rpm；
(3) exhaust outlet infrared shield reagent at 80~100 DEG C through double screw extruder is added, and blended melting squeezes out,
Cooling, pelletizing after air-drying obtains the makrolon material of selectively masking near infrared ray.
10. the makrolon material of the described in any item selectively masking near infrared rays of claim 1~7 is in electronic apparatus, boat
Empty space flight, communications and transportation, the application in industrial control field.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811477950.8A CN109553951A (en) | 2018-12-05 | 2018-12-05 | A kind of makrolon material and its preparation method and application of selectively masking near infrared ray |
| PCT/CN2019/083682 WO2020113888A1 (en) | 2018-12-05 | 2019-04-22 | Polycarbonate material for selectively shielding near-infrared rays, preparation method therefor, and use thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811477950.8A CN109553951A (en) | 2018-12-05 | 2018-12-05 | A kind of makrolon material and its preparation method and application of selectively masking near infrared ray |
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| WO (1) | WO2020113888A1 (en) |
Cited By (2)
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|---|---|---|---|---|
| WO2020113888A1 (en) * | 2018-12-05 | 2020-06-11 | 广州市聚赛龙工程塑料股份有限公司 | Polycarbonate material for selectively shielding near-infrared rays, preparation method therefor, and use thereof |
| CN111477403A (en) * | 2020-03-02 | 2020-07-31 | 浙江中大元通特种电缆有限公司 | Insulated high-voltage cable and preparation method thereof |
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| WO2020113888A1 (en) * | 2018-12-05 | 2020-06-11 | 广州市聚赛龙工程塑料股份有限公司 | Polycarbonate material for selectively shielding near-infrared rays, preparation method therefor, and use thereof |
| CN111477403A (en) * | 2020-03-02 | 2020-07-31 | 浙江中大元通特种电缆有限公司 | Insulated high-voltage cable and preparation method thereof |
| CN111477403B (en) * | 2020-03-02 | 2021-10-29 | 浙江中大元通特种电缆有限公司 | Insulated high-voltage cable and preparation method thereof |
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