CN112480662A - Transparent nylon capable of absorbing infrared rays and preparation method thereof - Google Patents
Transparent nylon capable of absorbing infrared rays and preparation method thereof Download PDFInfo
- Publication number
- CN112480662A CN112480662A CN202011320667.1A CN202011320667A CN112480662A CN 112480662 A CN112480662 A CN 112480662A CN 202011320667 A CN202011320667 A CN 202011320667A CN 112480662 A CN112480662 A CN 112480662A
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- transparent nylon
- infrared
- parts
- infrared rays
- absorbable
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- 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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
Abstract
The invention particularly relates to transparent nylon capable of absorbing infrared rays and a preparation method thereof, and belongs to the technical field of polymer composite materials. The transparent nylon capable of absorbing infrared rays is prepared from the following raw materials in parts by mass: 88-98 parts of transparent nylon resin, 1-10 parts of nano zinc oxide, 0.5-2 parts of ultraviolet absorbent, 0.5-3 parts of infrared absorbent, 0.1-6 parts of antioxidant and 0.1-5 parts of lubricant. The transparent nylon capable of absorbing infrared rays has wide raw material sources, and the prepared product has high transparency, high glossiness, good dimensional stability, excellent mechanical property, good oil resistance and alkali resistance, good molding processing property and good absorption effect on ultraviolet rays and infrared rays; meanwhile, the invention provides a simple and feasible preparation method.
Description
Technical Field
The invention particularly relates to transparent nylon capable of absorbing infrared rays and a preparation method thereof, belonging to the technical field of polymer composite materials.
Background
The transparent nylon has excellent mechanical property, good dimensional stability, excellent chemical resistance and easy processing, and can be used for manufacturing sunglasses, eye protection, functional parts of various photoelectric instruments and the like. However, in some fields of protective equipment, certain specific requirements cannot be met, for example, when the protective equipment is used as protective glasses, protective masks and protective panels, the protective equipment cannot block laser pens and infrared radiation and filter infrared rays. Therefore, it is an urgent problem to develop a transparent nylon capable of absorbing infrared rays and having high transmittance. The material has great demands in both civil and military fields.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the preparation method overcomes the defects of the prior art, provides the transparent nylon capable of absorbing infrared rays, and the raw material source is wide, and the prepared product has high transparency, high glossiness, good dimensional stability, excellent mechanical property, good oil resistance and alkali resistance, good molding processing characteristics and good absorption effect on ultraviolet rays and infrared rays; meanwhile, the invention provides a simple and feasible preparation method.
The transparent nylon capable of absorbing infrared rays is prepared from the following raw materials in parts by mass:
the sum of the raw materials is 100 parts.
The transparent nylon resin is one or two of copolymer of PAPACM12, PAMXD6, PA6I or PATMDT; or a mixture of the nylon resin and one or more of other nylon resin copolymers.
Preferably, the particle size of the nano zinc oxide is less than or equal to 400 nm.
The ultraviolet absorbent is benzoate, benzophenone or o-hydroxybenzophenol, and preferably UV-9, UV327 or UV-P.
The infrared absorbent is amino phthalocyanine or hexafluorophosphate. More preferably, IR-SHIELD R004 or HSYP-01 is used.
The antioxidant is one or more of phenol antioxidant, hindered amine antioxidant or phosphate antioxidant. More preferably 1010, 1076, 168.
The lubricant is one or more of paraffin powder, silicone master batch, oleamide, erucamide, calcium stearate, zinc stearate or barium stearate.
The preparation method of the infrared-absorbable transparent nylon comprises the following steps:
(1) mixing materials: putting the powder materials into a stirrer to be mixed for 5-10 minutes, and then putting the mixture into a powder material feeder; putting transparent nylon particles into a granule feeder;
(2) and (3) extruding and granulating: setting the feeding proportion of powder and granular materials; starting the extruding equipment and granulating.
The extrusion equipment is a double-screw extruder; the temperature of each zone of the double-screw extruder is set as follows: the temperature of the first zone is 200-; the temperature of the handpiece is 200 ℃ and 240 ℃; the rotating speed of the extruder host is 400-.
Compared with the prior art, the invention has the following beneficial effects:
1) the transparent nylon used in the invention has high transparency, high glossiness, good dimensional stability, excellent mechanical property, good oil resistance and alkali resistance and good molding processing characteristics, and can be used for manufacturing colorful products;
2) the nano zinc oxide is added, so that the light shielding effect is good, and the ultraviolet absorbent and the infrared absorbent can be cooperated to prevent ultraviolet rays and infrared rays from transmitting; when the zinc oxide is made into a nanometer grade, the particle size is equivalent to or smaller than that of light waves, and the interval between a conduction band and a valence band is increased due to the size effect, so that the light absorption is obviously enhanced, and the zinc oxide has good effects on shielding and reflecting light; can absorb infrared rays, reflect far infrared rays in a certain wavelength range and shield the infrared rays; the refractive index of the zinc oxide is 1.9, the diffuse reflectance to light is low, and the transparency retention rate of the material is high;
3) the impact property of the invention is excellent, and the invention is impact resistant; the light transmittance is high and is more than 80%, so that the visual objects can be observed conveniently; the ultraviolet absorption rate can reach 98 percent, and the absorption effect on the infrared ray in 780-1400nm wave band is good.
Detailed Description
The present invention is further described below with reference to examples.
Example 1
Weighing 25 kg of PAPAM 12, putting into a granule feeder, putting 500 g of nano zinc oxide, 125 g of UV327, 125 g of IR-SHIELD R004, 125 g of 1076, 125 g of 618 and 125 g of silicone powder into a stirrer, stopping stirring for 5 minutes, adding the mixed material into a powder feeder of a double-screw extruder, setting feeding frequency according to weight ratio, and feeding the granules and the powder completely at the same time; extruding, granulating and drying to test relevant performances.
The temperature of each zone of the double-screw extruder is set as follows: the temperature of the first zone is 240 ℃, the temperature of the second zone is 240 ℃, the temperature of the third zone is 240 ℃, the temperature of the fourth zone is 240 ℃, the temperature of the fifth zone is 240 ℃, the temperature of the sixth zone is 240 ℃, the temperature of the seventh zone is 240 ℃, the temperature of the eighth zone is 240 ℃, the temperature of the ninth zone is 240 ℃ and the temperature of the tenth zone is 240 ℃; the temperature of the machine head is 240 ℃; the rotating speed of the extruder host is 600r/min, and the host current is 80A.
Example 2
Weighing 25 kg of PAPAM 12, putting the PAPAM 12 into a granule feeder, putting 750 g of nano zinc oxide, 150 g of UV327, 150 g of HSYP-01, 125 g of 1076, 125 g of 618 and 125 g of silicone powder into a stirrer, stopping stirring for 5 minutes, adding the mixed materials into a powder feeder of a double-screw extruder, setting feeding frequency according to weight ratio, and feeding the granules and the powder at the same time; extruding, granulating and drying to test relevant performances.
Example 3
Weighing 25 kg of PAMACM12, putting the PAMACM12 into a granule feeder, putting 750 g of nano zinc oxide, 150 g of UV327, 150 g of IR-SHIELD R004, 125 g of 1076, 125 g of 618 and 125 g of silicone powder into a stirrer, stirring for 5 minutes until stopping, adding the mixed material into a powder feeder of a double-screw extruder, setting feeding frequency according to weight ratio, and feeding the granules and the powder completely at the same time; extruding, granulating and drying to test relevant performances.
Example 4
Weighing 25 kg of PAMACM12, putting the PAMACM12 into a granule feeder, putting 500 g of nano zinc oxide, 125 g of UV327, 150 g of HSYP-01, 1150 g of 1076, 150 g of 618 and 125 g of silicone powder into a stirrer, stirring for 5 minutes, stopping stirring, adding the mixed materials into a powder feeder of a double-screw extruder, setting feeding frequency according to weight ratio, and feeding the granules and the powder completely at the same time; extruding, granulating and drying to test relevant performances.
Comparative example 1
Weighing 25 kg of PAPAM 12, putting the PAPAM 12 into a granule feeder, putting 125 g of 1076, 125 g of 618 and 125 g of silicone powder into a stirrer, stopping stirring for 5 minutes, adding the mixed materials into a powder feeder of a double-screw extruder, setting feeding frequency according to weight ratio, and feeding the granules and the powder at the same time; extruding, granulating and drying to test relevant performances.
TABLE 1
| Performance of | Comparative example 1 | Example 1 | Example 2 | Example 3 | Example 4 |
| Tensile strength MPa | 60 | 60 | 60 | 62 | 62 |
| Impact strength without notched impact | NB | NB | NB | NB | NB |
| Notched impact strength KJ/m2 | 13 | 13 | 13 | 11 | 11 |
| Flexural modulus MPa | 1500 | 1500 | 1500 | 1600 | 1600 |
| UV transmittance% | 90 | 1 | 0.5 | 0.5 | 1 |
| Infrared transmittance% | 41 | 13 | 7 | 5 | 11 |
Remarking:
the ultraviolet transmittance refers to the transmittance of light with a wavelength of 400 nm;
the infrared transmittance refers to the transmittance of light having a wavelength of 780-2000 nm.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, or direct or indirect applications in other related fields of technology, which are made by the present specification, are included in the scope of the present invention.
Claims (9)
1. The transparent nylon capable of absorbing infrared rays is characterized in that: the feed is prepared from the following raw materials in parts by mass:
the sum of the raw materials is 100 parts.
2. The infrared-absorbable transparent nylon of claim 1, wherein: the transparent nylon resin is one or two of copolymer of PAPACM12, PAMXD6, PA6I or PATMDT; or a mixture of the nylon resin and one or more of other nylon resin copolymers.
3. The infrared-absorbable transparent nylon of claim 1, wherein: the grain size of the nano zinc oxide is less than or equal to 400 nm.
4. The infrared-absorbable transparent nylon of claim 1, wherein: the ultraviolet absorbent is benzoate, benzophenone or o-hydroxy-diphenyl carbinol.
5. The infrared-absorbable transparent nylon of claim 1, wherein: the infrared absorbent is amino phthalocyanine or hexafluorophosphate.
6. The infrared-absorbable transparent nylon of claim 1, wherein: the antioxidant is one or more of phenol antioxidant, hindered amine antioxidant or phosphate antioxidant.
7. The infrared-absorbable transparent nylon of claim 1, wherein: the lubricant is one or more of paraffin powder, silicone master batch, oleamide, erucamide, calcium stearate, zinc stearate or barium stearate.
8. A method for preparing the transparent nylon capable of absorbing infrared rays according to any one of claims 1 to 7, wherein the method comprises the following steps: the method comprises the following steps:
(1) mixing materials: putting the powder materials into a stirrer to be mixed for 5-10 minutes, and then putting the mixture into a powder material feeder; putting transparent nylon particles into a particle material feeder;
(2) and (3) extruding and granulating: setting the feeding proportion of powder and granular materials; starting the extruding equipment and granulating.
9. The method for preparing the infrared-absorbable transparent nylon of claim 8, wherein the method comprises the following steps: the extrusion equipment is a double-screw extruder; the temperature of each zone of the double-screw extruder is set as follows: the temperature of the first zone is 200-; the temperature of the handpiece is 200 ℃ and 240 ℃; the rotating speed of the extruder host is 400-.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011320667.1A CN112480662A (en) | 2020-11-23 | 2020-11-23 | Transparent nylon capable of absorbing infrared rays and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011320667.1A CN112480662A (en) | 2020-11-23 | 2020-11-23 | Transparent nylon capable of absorbing infrared rays and preparation method thereof |
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| Publication Number | Publication Date |
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| CN112480662A true CN112480662A (en) | 2021-03-12 |
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| CN202011320667.1A Pending CN112480662A (en) | 2020-11-23 | 2020-11-23 | Transparent nylon capable of absorbing infrared rays and preparation method thereof |
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Citations (10)
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|---|---|---|---|---|
| US5490956A (en) * | 1992-10-26 | 1996-02-13 | Pilot Ink Co., Ltd. | Thermochromic opaque composition, laminate member employing the same, and three-dimensional member employing said laminate member and capable of concealing and revealing the interior |
| CN101058670A (en) * | 2006-04-21 | 2007-10-24 | Ems-化学公开股份有限公司 | Transparent polyamide molding compositions |
| CN101328313A (en) * | 2007-05-16 | 2008-12-24 | 埃姆斯·帕特恩特股份有限公司 | Use of UV absorbers in the production of transparent polyamide molded parts |
| CN102015899A (en) * | 2008-04-30 | 2011-04-13 | Ems专利股份公司 | Polyamide moulding materials containing copolyamides for producing transparent moulding parts with low distorsion in climatic testing |
| CN102023332A (en) * | 2009-08-18 | 2011-04-20 | 山本光学株式会社 | Optical article |
| CN102689483A (en) * | 2011-12-31 | 2012-09-26 | 3M中国有限公司 | Film for decoration and preparation method thereof |
| CN103124770A (en) * | 2010-09-28 | 2013-05-29 | 阿克马法国公司 | PEBA-based composition and use thereof for the manufacture of a transparent article having high-velocity impact resistance |
| CN108081720A (en) * | 2017-12-25 | 2018-05-29 | 南通环球塑料工程有限公司 | A kind of multilayered shrink films with high-barrier puncture resistance and preparation method thereof |
| CN110079085A (en) * | 2019-06-03 | 2019-08-02 | 合复新材料科技(无锡)有限公司 | A kind of transparent nylon composite material with wear-resisting ageing-resistant yellowing-resistant, preparation method and its application in communication apparatus rear cover |
| CN110903700A (en) * | 2019-11-21 | 2020-03-24 | 苏州福斯特光伏材料有限公司 | Photovoltaic ink composition and patterned transparent packaging backboard for ink-jet printing process |
-
2020
- 2020-11-23 CN CN202011320667.1A patent/CN112480662A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5490956A (en) * | 1992-10-26 | 1996-02-13 | Pilot Ink Co., Ltd. | Thermochromic opaque composition, laminate member employing the same, and three-dimensional member employing said laminate member and capable of concealing and revealing the interior |
| CN101058670A (en) * | 2006-04-21 | 2007-10-24 | Ems-化学公开股份有限公司 | Transparent polyamide molding compositions |
| CN101328313A (en) * | 2007-05-16 | 2008-12-24 | 埃姆斯·帕特恩特股份有限公司 | Use of UV absorbers in the production of transparent polyamide molded parts |
| CN102015899A (en) * | 2008-04-30 | 2011-04-13 | Ems专利股份公司 | Polyamide moulding materials containing copolyamides for producing transparent moulding parts with low distorsion in climatic testing |
| CN102023332A (en) * | 2009-08-18 | 2011-04-20 | 山本光学株式会社 | Optical article |
| CN103124770A (en) * | 2010-09-28 | 2013-05-29 | 阿克马法国公司 | PEBA-based composition and use thereof for the manufacture of a transparent article having high-velocity impact resistance |
| CN102689483A (en) * | 2011-12-31 | 2012-09-26 | 3M中国有限公司 | Film for decoration and preparation method thereof |
| CN108081720A (en) * | 2017-12-25 | 2018-05-29 | 南通环球塑料工程有限公司 | A kind of multilayered shrink films with high-barrier puncture resistance and preparation method thereof |
| CN110079085A (en) * | 2019-06-03 | 2019-08-02 | 合复新材料科技(无锡)有限公司 | A kind of transparent nylon composite material with wear-resisting ageing-resistant yellowing-resistant, preparation method and its application in communication apparatus rear cover |
| CN110903700A (en) * | 2019-11-21 | 2020-03-24 | 苏州福斯特光伏材料有限公司 | Photovoltaic ink composition and patterned transparent packaging backboard for ink-jet printing process |
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Application publication date: 20210312 |
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