CN111138762A - Preparation method of PP packing belt - Google Patents
Preparation method of PP packing belt Download PDFInfo
- Publication number
- CN111138762A CN111138762A CN202010080162.6A CN202010080162A CN111138762A CN 111138762 A CN111138762 A CN 111138762A CN 202010080162 A CN202010080162 A CN 202010080162A CN 111138762 A CN111138762 A CN 111138762A
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- CN
- China
- Prior art keywords
- parts
- packing belt
- temperature
- preparing
- polypropylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D29/00—Producing belts or bands
-
- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Package Frames And Binding Bands (AREA)
Abstract
The invention discloses a preparation method of a PP packing belt, which comprises the following steps of: the PP packing belt has the advantages of good plasticity, difficult deformation, strong breaking tension, good elasticity, oxidation resistance and long service life.
Description
Technical Field
The invention relates to the technical field of PP packing belts, in particular to a preparation method of a PP packing belt.
Background
The PP packing belt, which is a known name of polypropylene, is a lighter one of common plastics, and the main material of the PP packing belt is polypropylene wire drawing grade resin, and the PP packing belt is widely applied to various fields because of the advantages of good plasticity, strong breaking tension, bending resistance, light specific gravity, convenient use and the like. PP stands for polypropylene, which is available in many grades, and the strapping band production (best results) uses a polypropylene material with the grade T30S. Appearance of the PP packing belt: translucent to opaque, clear textured films. Combustibility: and is combustible in a flame. Slowly extinguish or continue burning after leaving the flame. When in combustion, the upper end of the flame is yellow, and the lower end is blue; melting and dripping phenomena occur, and the smell of paraffin can be heard.
PP packing belts have been widely used in various fields, but they are easily oxidized, resulting in a shortened service life. Accordingly, those skilled in the art have provided a mold and moisture resistant wrapper to solve the problems set forth in the background art as described above.
Disclosure of Invention
The invention aims to provide a preparation method of a PP packing belt, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a preparation method of a PP packing belt comprises the following steps:
(1) weighing the following components in percentage by mass: 400 parts of polypropylene 200-.
(2) The raw materials are poured into an extruder, the temperature of the first section of the extruder body is 100-120 ℃, the temperature of the second section is 150-170 ℃, the temperature of the third section is 200-220 ℃, and the temperature of the extruder head is 220-250 ℃.
(3) And (3) taking the material in the step (2) out of the machine head, cooling the material in water, controlling the temperature of the cooling water to be 35-45 ℃, and controlling the distance between the die opening and the water surface to be 20-40 mm.
(4) The material is stretched at the temperature of 100 ℃ and 120 ℃, and one-time stretching is adopted, wherein the stretching ratio is 7-10 times.
(5) And (5) passing the packing belt stretched in the step (4) through two compression rollers with patterns, and pressing the patterns on the packing belt to finish production.
As a further scheme of the invention: the PP packing belt is prepared from the following raw materials in parts by mass: 200 parts of polypropylene, 100 parts of polyethylene terephthalate, 10 parts of dibutyl hydroxy toluene, 20 parts of toughening agent and 20 parts of flame retardant.
As a still further scheme of the invention: the PP packing belt is prepared from the following raw materials in parts by mass: 300 parts of polypropylene, 200 parts of polyethylene terephthalate, 20 parts of dibutyl hydroxy toluene, 30 parts of toughening agent and 30 parts of flame retardant.
As a still further scheme of the invention: the PP packing belt is prepared from the following raw materials in parts by mass: 400 parts of polypropylene, 300 parts of polyethylene terephthalate, 30 parts of dibutyl hydroxy toluene, 40 parts of toughening agent and 40 parts of flame retardant.
As a still further scheme of the invention: the toughening agent adopts glass fiber.
As a still further scheme of the invention: the flame retardant is aluminum hydroxide.
Compared with the prior art, the invention has the beneficial effects that:
the PP packing belt has the advantages of good plasticity, difficult deformation, strong fracture tension, good elasticity, oxidation resistance and long service life.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
A preparation method of a PP packing belt comprises the following steps:
(1) weighing the following components in percentage by mass: 200 parts of polypropylene, 100 parts of polyethylene terephthalate, 10 parts of dibutyl hydroxy toluene, 20 parts of toughening agent and 20 parts of flame retardant.
(2) The raw materials are poured into an extruder, and the temperature of a first section of the extruder body is 100 ℃, the temperature of a second section of the extruder body is 150 ℃, the temperature of a third section of the extruder body is 200 ℃, and the temperature of a machine head is 220 ℃.
(3) And (3) taking the material in the step (2) out of the machine head, cooling the material in water, controlling the temperature of the cooling water to be 35 ℃, and controlling the distance between the die opening and the water surface to be 20 mm.
(4) And (3) stretching the material, wherein the stretching temperature is controlled at 100 ℃, and one-time stretching is adopted, and the stretching multiple is 7 times.
(5) And (5) passing the packing belt stretched in the step (4) through two compression rollers with patterns, and pressing the patterns on the packing belt to finish production.
Example 2
A preparation method of a PP packing belt comprises the following steps:
(1) weighing the following components in percentage by mass: 300 parts of polypropylene, 200 parts of polyethylene terephthalate, 20 parts of dibutyl hydroxy toluene, 30 parts of toughening agent and 30 parts of flame retardant.
(2) The raw materials are poured into an extruder, and the temperature of a first section of the extruder body is 110 ℃, the temperature of a second section of the extruder body is 160 ℃, the temperature of a third section of the extruder body is 210 ℃, and the temperature of a machine head is 235 ℃.
(3) And (3) taking the material in the step (2) out of the machine head, cooling the material in water, controlling the temperature of the cooling water to be 40 ℃, and controlling the distance between the die opening and the water surface to be 35 mm.
(4) And (3) stretching the material, wherein the stretching temperature is controlled at 110 ℃, and the stretching multiple is 8 times.
(5) And (5) passing the packing belt stretched in the step (4) through two compression rollers with patterns, and pressing the patterns on the packing belt to finish production.
Example 3
A preparation method of a PP packing belt comprises the following steps:
(1) weighing the following components in percentage by mass: 400 parts of polypropylene, 300 parts of polyethylene terephthalate, 30 parts of dibutyl hydroxy toluene, 40 parts of toughening agent and 40 parts of flame retardant.
(2) The raw materials are poured into an extruder, and the temperature of a first section of the extruder body is 120 ℃, the temperature of a second section of the extruder body is 170 ℃, the temperature of a third section of the extruder body is 220 ℃, and the temperature of a machine head is 250 ℃.
(3) And (3) taking the material in the step (2) out of the machine head, cooling the material in water, controlling the temperature of the cooling water to be 45 ℃, and controlling the distance between the die opening and the water surface to be 40 mm.
(4) And (3) stretching the material, wherein the stretching temperature is controlled at 120 ℃, and one-time stretching is adopted, and the stretching multiple is 10 times.
(5) And (5) passing the packing belt stretched in the step (4) through two compression rollers with patterns, and pressing the patterns on the packing belt to finish production.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. The preparation method of the PP packing belt is characterized by comprising the following steps:
(1) weighing the following components in percentage by mass: 400 parts of polypropylene 200-;
(2) pouring the raw materials into an extruder, wherein the temperature of a first section of the extruder body is 100-120 ℃, the temperature of a second section is 150-170 ℃, the temperature of a third section is 200-220 ℃, and the temperature of a head is 220-250 ℃;
(3) taking the material in the step (2) out of the machine head, cooling the material in water, controlling the temperature of the cooling water to be 35-45 ℃, and controlling the distance between a die opening and the water surface to be 20-40 mm;
(4) stretching the material at the temperature of 100-120 ℃, and adopting one-time stretching with the stretching multiple of 7-10 times;
(5) and (5) passing the packing belt stretched in the step (4) through two compression rollers with patterns, and pressing the patterns on the packing belt to finish production.
2. The method for preparing the PP packing belt according to claim 1, wherein the raw materials of the method for preparing the PP packing belt are as follows by mass fraction: 200 parts of polypropylene, 100 parts of polyethylene terephthalate, 10 parts of dibutyl hydroxy toluene, 20 parts of toughening agent and 20 parts of flame retardant.
3. The method for preparing the PP packing belt according to claim 1, wherein the raw materials of the method for preparing the PP packing belt are as follows by mass fraction: 300 parts of polypropylene, 200 parts of polyethylene terephthalate, 20 parts of dibutyl hydroxy toluene, 30 parts of toughening agent and 30 parts of flame retardant.
4. The method for preparing the PP packing belt according to claim 1, wherein the raw materials of the method for preparing the PP packing belt are as follows by mass fraction: 400 parts of polypropylene, 300 parts of polyethylene terephthalate, 30 parts of dibutyl hydroxy toluene, 40 parts of toughening agent and 40 parts of flame retardant.
5. The method for preparing the PP baling belt according to claim 1, wherein the toughening agent is glass fiber.
6. The method for preparing the PP baling belt according to claim 1, wherein the flame retardant is aluminum hydroxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010080162.6A CN111138762A (en) | 2020-02-05 | 2020-02-05 | Preparation method of PP packing belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010080162.6A CN111138762A (en) | 2020-02-05 | 2020-02-05 | Preparation method of PP packing belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111138762A true CN111138762A (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010080162.6A Pending CN111138762A (en) | 2020-02-05 | 2020-02-05 | Preparation method of PP packing belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111138762A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111662504A (en) * | 2020-06-04 | 2020-09-15 | 江苏鼎良电气科技有限公司 | High-tension PP belt and preparation method thereof |
| CN111675884A (en) * | 2020-06-04 | 2020-09-18 | 江苏鼎良电气科技有限公司 | Tensile flame-retardant biaxial oriented film and process thereof |
| CN114770992A (en) * | 2022-04-22 | 2022-07-22 | 睿得新材料科技(佛山)有限公司 | Preparation method of polytetrafluoroethylene stretching belt, stretching belt and preparation device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2135216A1 (en) * | 1994-11-07 | 1996-05-08 | Sandro Dipede | Plastic Strap and Method of Manufacture |
| CN102029723A (en) * | 2010-11-25 | 2011-04-27 | 史丽君 | Strapping tape and preparation method thereof |
| CN109181245A (en) * | 2018-08-25 | 2019-01-11 | 马鞍山卓凡新材料科技有限公司 | A kind of anti-aging, high abrasion is packaged the preparation method of carrying material |
-
2020
- 2020-02-05 CN CN202010080162.6A patent/CN111138762A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2135216A1 (en) * | 1994-11-07 | 1996-05-08 | Sandro Dipede | Plastic Strap and Method of Manufacture |
| CN102029723A (en) * | 2010-11-25 | 2011-04-27 | 史丽君 | Strapping tape and preparation method thereof |
| CN109181245A (en) * | 2018-08-25 | 2019-01-11 | 马鞍山卓凡新材料科技有限公司 | A kind of anti-aging, high abrasion is packaged the preparation method of carrying material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111662504A (en) * | 2020-06-04 | 2020-09-15 | 江苏鼎良电气科技有限公司 | High-tension PP belt and preparation method thereof |
| CN111675884A (en) * | 2020-06-04 | 2020-09-18 | 江苏鼎良电气科技有限公司 | Tensile flame-retardant biaxial oriented film and process thereof |
| CN114770992A (en) * | 2022-04-22 | 2022-07-22 | 睿得新材料科技(佛山)有限公司 | Preparation method of polytetrafluoroethylene stretching belt, stretching belt and preparation device |
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Application publication date: 20200512 |
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