CN113681755A - Antifogging PET master batch and preparation method thereof - Google Patents
Antifogging PET master batch and preparation method thereof Download PDFInfo
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- CN113681755A CN113681755A CN202111151830.0A CN202111151830A CN113681755A CN 113681755 A CN113681755 A CN 113681755A CN 202111151830 A CN202111151830 A CN 202111151830A CN 113681755 A CN113681755 A CN 113681755A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/12—Making granules characterised by structure or composition
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- 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
- C08K5/20—Carboxylic acid amides
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses an antifogging PET master batch and a preparation method thereof, wherein the antifogging PET master batch comprises the following components in parts by weight: PET55-75 parts, anionic surfactant 20-35 parts, silicone powder 2-4 parts, antioxidant 2-4 parts, and transparent nucleating agent 1-2 parts. This application carries out antifog modification to the PET resin raw materials through adding the antifog PET master batch that contains anionic surfactant for modified PET resin's antifog performance obtains promotion by a wide margin, and simultaneously, modified PET resin still has good mechanical properties and good luminousness.
Description
Technical Field
The invention relates to the technical field of high polymer materials, and particularly relates to an antifogging PET master batch and a preparation method thereof.
Background
PET (polyethylene terephthalate) resin has excellent impact resistance, bending resistance and barrier properties, and is inexpensive, safe and nontoxic, and thus is often used as a raw material for producing films and greenhouse films, but PET resin films are easily fogged at places with poor high temperature or humidity, thereby affecting the use in daily life and production. For example, agricultural greenhouses are susceptible to fogging caused by steam generation in the greenhouse, and the fog and water droplets on the greenhouse film can affect the sunlight intake of plants in the greenhouse, thereby affecting the normal growth of the plants.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an antifogging PET master batch and a preparation method thereof.
The invention discloses an antifogging PET master batch, which comprises the following components:
PET: 55 to 75 portions of
Anionic surfactant: 20-35 parts of
Silicone powder: 2-4 parts of
Antioxidant: 2-4 parts of
Transparent nucleating agent: 1-2 parts.
According to one embodiment of the invention, the composition comprises the following components in parts by weight:
PET: 60 to 70 portions of
Anionic surfactant: 22-32 parts of
Silicone powder: 3 portions of
Antioxidant: 3 portions of
Transparent nucleating agent: and 2 parts.
According to one embodiment of the invention, the PET is PET-8863.
According to one embodiment of the invention, the anionic surfactant is an N-methyl amide carboxylate.
According to one embodiment of the invention, the antioxidant is antioxidant 1010.
According to one embodiment of the invention, the transparent nucleating agent is inorganic nanoscale talcum powder.
According to one embodiment of the present invention, the inorganic nano-sized talc has a fineness of 8000 mesh.
The invention also discloses a preparation method of the antifogging PET master batch, which comprises the following steps:
(1) weighing PET, an anionic surfactant, silicone powder, an antioxidant and a transparent nucleating agent, and pouring the materials into a mixer for fully mixing to obtain a mixture;
(2) and melting, blending, extruding and granulating the mixture by using a double-screw extruder.
According to an embodiment of the present invention, in the step (2), the rotation speed of the feeding machine of the screw extruder is 8 to 10r/min, and the rotation speed of the main machine is 280 to 310 r/min.
According to one embodiment of the present invention, in step (2), the temperatures of the zones of the screw extruder are: the temperature of the first zone is 200-220 ℃, the temperature of the second zone is 200-220 ℃, the temperature of the third zone is 220-240 ℃, the temperature of the fourth zone is 220-240 ℃, the temperature of the fifth zone is 220-240 ℃, the temperature of the sixth zone is 220-240 ℃, the temperature of the seventh zone is 240-260 ℃, the temperature of the eighth zone is 240-260 ℃ and the temperature of the head is 220-240 ℃.
The beneficial effect of this application lies in: the anti-fog PET master batch containing the anionic surfactant is added to carry out anti-fog modification on the PET resin raw material, so that the anti-fog performance of the modified PET resin is greatly improved, and meanwhile, the modified PET resin also has good mechanical property and good light transmittance.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention.
The antifogging PET master batch in the embodiment comprises the following components in parts by weight: PET55-75 parts, anionic surfactant 20-35 parts, silicone powder 2-4 parts, antioxidant 2-4 parts, and transparent nucleating agent 1-2 parts. Preferably, the feed additive comprises the following components in parts by weight: PET60-70 parts, anionic surfactant 22-32 parts, silicone powder 3 parts, antioxidant 3 parts, and transparent nucleating agent 2 parts.
Preferably, the PET is PET-8863, the anionic surfactant is N-methylaminocarboxylate, the antioxidant is antioxidant 1010, the transparent nucleating agent is inorganic nano-talcum powder, and the fineness of the inorganic nano-talcum powder is 8000 meshes.
A preparation method of an antifogging PET master batch comprises the following steps:
(1) weighing PET, an anionic surfactant, silicone powder, an antioxidant and a transparent nucleating agent, and pouring the materials into a mixer for fully mixing to obtain a mixture;
(2) and melting, blending, extruding and granulating the mixture by using a double-screw extruder.
Preferably, in the step (2), the rotating speed of a feeder of the screw extruder is 8-10 r/min, and the rotating speed of a main machine is 280-310 r/min. The temperature in each zone of the screw extruder was: the temperature of the first zone is 200-220 ℃, the temperature of the second zone is 200-220 ℃, the temperature of the third zone is 220-240 ℃, the temperature of the fourth zone is 220-240 ℃, the temperature of the fifth zone is 220-240 ℃, the temperature of the sixth zone is 220-240 ℃, the temperature of the seventh zone is 240-260 ℃, the temperature of the eighth zone is 240-260 ℃ and the temperature of the head is 220-240 ℃.
The anti-fog PET master batch containing the anionic surfactant is added to carry out anti-fog modification on the PET resin raw material, so that the anti-fog performance of the modified PET resin is greatly improved, and meanwhile, the modified PET resin also has good mechanical property and good light transmittance.
To further understand the contents, features and effects of the present invention, the following examples are illustrated:
example 1
Weighing 55 parts of PET-8863, 35 parts of N-methylaminocarboxylate, 4 parts of silicone powder, 4 parts of antioxidant 1010 and 2 parts of inorganic nanoscale talcum powder, pouring the materials into a mixer for fully mixing to obtain a mixture, and melting, blending, extruding and granulating the mixture by using a double-screw extruder. The rotating speed of a feeding machine of the screw extruder is 8r/min, and the rotating speed of a main machine is 290 r/min. The temperature in each zone of the screw extruder was: the temperature of the first zone is 210 ℃, the temperature of the second zone is 210 ℃, the temperature of the third zone is 230 ℃, the temperature of the fourth zone is 230 ℃, the temperature of the fifth zone is 230 ℃, the temperature of the sixth zone is 230 ℃, the temperature of the seventh zone is 250 ℃, the temperature of the eighth zone is 250 ℃ and the temperature of the head is 230 ℃.
The antifogging PET master batch prepared in example 1 was blended with PET raw materials in an amount of 1%, and then a plastic film a1 was prepared by a tape casting method.
Example 2
60 parts of PET-8863, 32 parts of N-methylaminocarboxylate, 3 parts of silicone powder, 3 parts of antioxidant 1010 and 2 parts of inorganic nanoscale talc powder are weighed and poured into a mixer to be fully mixed, and other conditions are the same as those in example 1.
The antifogging PET master batch prepared in example 2 was blended with PET raw materials in an amount of 1% and then a plastic film a2 was prepared by a tape casting method.
Example 3
65 parts of PET-8863, 27 parts of N-methylaminocarboxylic acid salt, 3 parts of silicone powder, 3 parts of antioxidant 1010 and 2 parts of inorganic nanoscale talc powder are weighed and poured into a mixer to be fully mixed, and other conditions are the same as those in example 1.
The antifogging PET master batch prepared in example 3 was blended with PET raw materials in an amount of 1% and then a plastic film a3 was prepared by a tape casting method.
Example 4
67 parts of PET-8863, 25 parts of N-methylaminocarboxylate, 3 parts of silicone powder, 3 parts of antioxidant 1010 and 2 parts of inorganic nanoscale talc powder are weighed and poured into a mixer to be fully mixed, and other conditions are the same as those in example 1.
The antifogging PET master batch prepared in example 4 was blended with PET raw materials in an amount of 1% and then a plastic film a4 was prepared by a tape casting method.
Example 5
70 parts of PET-8863, 22 parts of N-methylaminocarboxylic acid salt, 3 parts of silicone powder, 3 parts of antioxidant 1010 and 2 parts of inorganic nanoscale talc powder are weighed and poured into a mixer to be fully mixed, and other conditions are the same as those in example 1.
The antifogging PET master batch prepared in example 5 was blended with PET raw materials in an amount of 1% and then a plastic film a5 was prepared by a tape casting method.
Example 6
72 parts of PET-8863, 20 parts of N-methylaminocarboxylic acid salt, 3 parts of silicone powder, 3 parts of antioxidant 1010 and 2 parts of inorganic nanoscale talc powder are weighed and poured into a mixer to be fully mixed, and other conditions are the same as those in example 1.
The antifogging PET master batch prepared in example 6 was blended with PET raw materials in an amount of 1% and then a plastic film a6 was prepared by a tape casting method.
Comparative example 1
The PET raw material is prepared into a plastic film D1 by a casting method.
The plastic film is tightly sleeved in a beaker filled with two thirds of water by a rubber band, the beaker is marked, then the beaker is placed in a refrigerating chamber at the temperature of 3-6 ℃, and the appearance change of the film is checked after 8 hours so as to test the antifogging grade of the beaker. In addition, the tensile strength and light transmittance of the film were measured. The specific test results are shown in the following table:
| plastic film | Antifogging grade | Tensile Strength (MPa) | Light transmittance (%) |
| A1 | E (high transparency, no water drop on film surface) | 16.4 | 92.5 |
| A2 | E (high transparency, no water drop on film surface) | 16.5 | 92.8 |
| A3 | E (high transparency, no water drop on film surface) | 16.7 | 93.2 |
| A4 | E (high transparency, no water drop on film surface) | 16.8 | 93.6 |
| A5 | D/E (better transparency, few drops on the film surface) | 17.1 | 93.8 |
| A6 | D (Water drop on film surface) | 17.2 | 93.9 |
| D1 | A (poor transparency, many small drops on film surface) | 15.2 | 92.1 |
From the experimental results in the table, compared with the plastic film D1 prepared without adding the antifogging PET master batch, the antifogging grade of the plastic film A1-A6 is obviously improved, and the antifogging effect of the plastic film is improved along with the increase of the dosage of the anionic surfactant as can be seen from the antifogging grade of the plastic film A1-A6. Compared with the plastic film D1 prepared by not adding the antifogging PET master batch, the tensile strength and the light transmittance of the plastic film A1-A6 are improved, namely the mechanical property and the light transmittance of the plastic film prepared by adding the antifogging PET master batch containing the transparent nucleating agent are improved, and the actual application of the plastic film is not influenced.
To sum up: in this application, antifog PET master batch carries out antifog modification to PET resin raw materials through adding the antifog PET master batch that contains anionic surfactant for modified PET resin's antifog performance obtains promotion by a wide margin, and simultaneously, modified PET resin still has good mechanical properties and good luminousness.
The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. An antifogging PET master batch is characterized by comprising the following components in parts by weight:
PET: 55 to 75 portions of
Anionic surfactant: 20-35 parts of
Silicone powder: 2-4 parts of
Antioxidant: 2-4 parts of
Transparent nucleating agent: 1-2 parts.
2. The anti-fog PET master batch according to claim 1, which is characterized by comprising the following components in parts by weight:
PET: 60 to 70 portions of
Anionic surfactant: 22-32 parts of
Silicone powder: 3 portions of
Antioxidant: 3 portions of
Transparent nucleating agent: and 2 parts.
3. The anti-fog PET master batch according to claim 1, wherein the PET is PET-8863.
4. The anti-fog PET master batch according to claim 1, wherein the anionic surfactant is N-methyl amide carboxylate.
5. The anti-fog PET master batch according to claim 1, wherein the antioxidant is antioxidant 1010.
6. The anti-fog PET master batch according to claim 1, wherein the transparent nucleating agent is inorganic nano-grade talcum powder.
7. The anti-fog PET master batch according to claim 6, wherein the fineness of the inorganic nano-scale talcum powder is 8000 meshes.
8. The preparation method of the antifogging PET master batch according to any one of claims 1 to 7, characterized by comprising the following steps:
(1) weighing PET, an anionic surfactant, silicone powder, an antioxidant and a transparent nucleating agent, and pouring the materials into a mixer for fully mixing to obtain a mixture;
(2) and melting, blending, extruding and granulating the mixture by using a double-screw extruder.
9. The preparation method of the antifogging PET master batch according to claim 8, wherein in the step (2), the rotating speed of a feeder of the double-screw extruder is 8-10 r/min, and the rotating speed of a main machine is 280-310 r/min.
10. The preparation method of the antifogging PET master batch according to claim 8, wherein in the step (2), the temperature of each zone of the double-screw extruder is as follows: the temperature of the first zone is 200-220 ℃, the temperature of the second zone is 200-220 ℃, the temperature of the third zone is 220-240 ℃, the temperature of the fourth zone is 220-240 ℃, the temperature of the fifth zone is 220-240 ℃, the temperature of the sixth zone is 220-240 ℃, the temperature of the seventh zone is 240-260 ℃, the temperature of the eighth zone is 240-260 ℃ and the temperature of the head is 220-240 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111151830.0A CN113681755A (en) | 2021-09-29 | 2021-09-29 | Antifogging PET master batch and preparation method thereof |
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| CN202111151830.0A CN113681755A (en) | 2021-09-29 | 2021-09-29 | Antifogging PET master batch and preparation method thereof |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1198445A (en) * | 1997-03-26 | 1998-11-11 | 日本聚合化学株式会社 | Propylene resin sheet for thermoforming and process for preparing it |
| CN101522796A (en) * | 2006-09-28 | 2009-09-02 | 株式会社Adeka | Polyester resin composition |
| JP2011084613A (en) * | 2009-10-14 | 2011-04-28 | Japan Polypropylene Corp | Antifogging propylene-based resin sheet |
| CN102575089A (en) * | 2009-09-30 | 2012-07-11 | 株式会社Adeka | Polyester resin composition, polyester fiber, polyester resin molded article, and process for production of nucleating agent for polyester resin |
| JP2013100401A (en) * | 2011-11-08 | 2013-05-23 | Konica Minolta Advanced Layers Inc | Anti-fogging thin film |
| CN105593017A (en) * | 2013-09-27 | 2016-05-18 | Dic株式会社 | Antifogging multilayer film, laminate using same, and packaging material |
| CN110483815A (en) * | 2019-08-28 | 2019-11-22 | 广州禾工材料科技有限公司 | Application of the polyethylene glycol as active constituent on functional agglomerate |
| CN111234288A (en) * | 2020-01-19 | 2020-06-05 | 东华大学 | Preparation method of hydrophilic polymer antifogging coating |
| CN113278226A (en) * | 2021-07-13 | 2021-08-20 | 惠州莹光塑胶颜料有限公司 | Antifogging polypropylene master batch and preparation method thereof |
-
2021
- 2021-09-29 CN CN202111151830.0A patent/CN113681755A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1198445A (en) * | 1997-03-26 | 1998-11-11 | 日本聚合化学株式会社 | Propylene resin sheet for thermoforming and process for preparing it |
| CN101522796A (en) * | 2006-09-28 | 2009-09-02 | 株式会社Adeka | Polyester resin composition |
| CN102575089A (en) * | 2009-09-30 | 2012-07-11 | 株式会社Adeka | Polyester resin composition, polyester fiber, polyester resin molded article, and process for production of nucleating agent for polyester resin |
| JP2011084613A (en) * | 2009-10-14 | 2011-04-28 | Japan Polypropylene Corp | Antifogging propylene-based resin sheet |
| JP2013100401A (en) * | 2011-11-08 | 2013-05-23 | Konica Minolta Advanced Layers Inc | Anti-fogging thin film |
| CN105593017A (en) * | 2013-09-27 | 2016-05-18 | Dic株式会社 | Antifogging multilayer film, laminate using same, and packaging material |
| CN110483815A (en) * | 2019-08-28 | 2019-11-22 | 广州禾工材料科技有限公司 | Application of the polyethylene glycol as active constituent on functional agglomerate |
| CN111234288A (en) * | 2020-01-19 | 2020-06-05 | 东华大学 | Preparation method of hydrophilic polymer antifogging coating |
| CN113278226A (en) * | 2021-07-13 | 2021-08-20 | 惠州莹光塑胶颜料有限公司 | Antifogging polypropylene master batch and preparation method thereof |
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