CN106883515A - A kind of polypropylene gasket for packing and preparation method thereof - Google Patents
A kind of polypropylene gasket for packing and preparation method thereof Download PDFInfo
- Publication number
- CN106883515A CN106883515A CN201710225542.2A CN201710225542A CN106883515A CN 106883515 A CN106883515 A CN 106883515A CN 201710225542 A CN201710225542 A CN 201710225542A CN 106883515 A CN106883515 A CN 106883515A
- Authority
- CN
- China
- Prior art keywords
- master batch
- packing
- polypropylene gasket
- filling master
- defoamer
- 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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- 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
- 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
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- 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
- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
- C08J2491/06—Waxes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of polypropylene gasket for packing, mixed by acrylic resin, filling master batch, defoamer and formed through hot extrusion, cutting, acrylic resin, filling master batch are by weight 1：1 or 1：3 are mixed, the adding proportion of defoamer is acrylic resin, after filling master batch mixing gross weight 1/25.The present invention is with acrylic resin, filling master batch as raw material, the toughness of polypropylene gasket for packing is improved by filling master batch, improve the performance of its resistance to compression tension, extensibility is up to 20 30%, tensile strength is 6 10N/mm, and pass through the performance for adding defoamer to be conducive to further keeping polypropylene gasket for packing, it is to avoid influence of the bubble to its performance in production process.
Description
Technical field
The present invention relates to cable filling rope manufacture field, more particularly to a kind of polypropylene gasket for packing and preparation method thereof.
Background technology
Wires and cables industry is in occupation of the output value of Chinese electrician trade 1/4, and range of application is quite varied, be related to electric power,
The industries such as building, communication, manufacture, each department with national economy is all closely related.Electric wire is also known as national economy
" artery " and " nerve ", be conveying electric energy, transmission information and manufacture various motors, instrument, instrument, realize that electromagnetic energy is changed
The indispensable basic equipment of institute, is necessary basic product in following electrified, informationized society.
Polypropylene, English name：Polypropylene, a kind of thermoplastic prepared by abbreviation polypropylene is by propylene polymerization
Property resin.Polypropylene manufactures poly- due to being widely used in excellent mechanical property as the filler of electric wire, such as
Propylene gasket for packing, but current polypropylene gasket for packing tensile strength is not enough, is easily broken off, result in for after cable, cable
Roundness and resistance to compression tensile capacity decline, it is impossible to meet middle and high end electric wire requirement.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of polypropylene gasket for packing, the polypropylene gasket for packing roundness and anti-
Pressure tensile capacity is strong, is conducive to improving the tensile property of cable.
In order to solve the above-mentioned technical problem, the technical scheme is that a kind of polypropylene gasket for packing, by acrylic resin,
Filling master batch, defoamer mixing are simultaneously formed through hot extrusion, cutting, and acrylic resin, filling master batch are by weight 1：1 or 1：3 enter
Row mixing, the adding proportion of defoamer is acrylic resin, after filling master batch mixing gross weight 1/25.
Preferably, acrylic resin is model T03 acrylic resins.
Preferably, defoamer is BP608 defoamers.
Preferably, filling master batch is the calcium carbonate type masterbatch of model CP28.
Preferably, the formula of filling master batch is as follows：
Calcium carbonate 65-85 parts
Paraffin wax 10-20 parts
Silane coupler 5-15 parts.
A kind of polypropylene gasket for packing, its preparation method is：
Step one：Under 75 DEG C of temperature conditionss, acrylic resin, filling master batch are mixed in mixer in proportion
Close, stir 20 minutes, be subsequently adding defoamer, continue to be mixing uniformly to form mixed material；
Step 2：Mixed material is carried out into material softening in the main frame of heat extruder, the temperature in main frame is 180-220
DEG C, the mixed material of softening is squeezed into film by the die head of heat extruder, the temperature of die head is 210 DEG C, then through cooling
Liquid cooling enters first and draws；
Step 3：Through blade cutting and drawing plate drawing and setting, drying, into the second traction, the temperature of drawing plate is 90-
100℃；
Step 4：Net, the webbed polypropylene gasket for packing of shape are opened finally by syringe punching.
Preferably, step one is well mixed by rotation also in hopper when step 2 is entered, and the rotating speed of hopper is 16
Rev/min.
Preferably, the mixing time after defoamer is added to be no less than in step one 15 minutes.
Using above-mentioned technical proposal, due to acrylic resin, filling master batch as raw material, poly- third being improved by filling master batch
The toughness of alkene gasket for packing, improves the performance of its resistance to compression tension, and extensibility reaches 20-30%, and tensile strength is 6-10N/mm, and is passed through
Defoamer is added to be conducive to further keeping the performance of polypropylene gasket for packing, it is to avoid shadow of the bubble to its performance in production process
Ring.
Specific embodiment
Specific embodiment of the invention is described further below.Herein it should be noted that for these implementations
The explanation of mode is used to help understand the present invention, but does not constitute limitation of the invention.Additionally, invention described below
As long as involved technical characteristic does not constitute conflict and can just be mutually combined each other in each implementation method.
Acrylic resin with the mixing of calcium carbonate type masterbatch is calculated by actual solid in following embodiments.
Embodiment 1
A kind of polypropylene gasket for packing, by acrylic resin (Maoming sinopec T03), filling master batch, (red precious plasticizing science and technology has
Limit company CP28), defoamer (red precious plasticizing Science and Technology Ltd. BP608) mixing and formed through hot extrusion, cutting, polypropylene tree
Fat, filling master batch are by weight 1：1 is mixed, and the adding proportion of defoamer is acrylic resin, total after filling master batch mixing
The 1/25 of weight.
Its preparation method is：
Step one：Under 75 DEG C of temperature conditionss, acrylic resin, filling master batch are mixed in mixer in proportion
Close, stir 20 minutes, be subsequently adding defoamer, continue to stir no less than 15 minutes, be mixing uniformly to form mixed material；
Step 2：Mixed material is carried out into material softening in the main frame of heat extruder, the temperature in main frame is 180-220
DEG C, the mixed material of softening is squeezed into film by the die head of heat extruder, the temperature of die head is 210 DEG C, then through cooling
Liquid cooling enters first and draws；
Step 3：Through blade cutting and drawing plate drawing and setting, drying, into the second traction, the temperature of drawing plate is 90-
100℃；
Step 4：Net, the webbed polypropylene gasket for packing of shape are opened finally by syringe punching.
The thickness of polypropylene gasket for packing is 0.1 ± 0.03mm, with 10mm, 20mm, 30mm, 40mm, 50mm film finished product wide
Tested.
Embodiment 2
A kind of polypropylene gasket for packing, by acrylic resin (Maoming sinopec T03), filling master batch, (red precious plasticizing science and technology has
Limit company CP28), defoamer (red precious plasticizing Science and Technology Ltd. BP608) mixing and formed through hot extrusion, cutting, polypropylene tree
Fat, filling master batch are by weight 1：3 are mixed, and the adding proportion of defoamer is acrylic resin, total after filling master batch mixing
The 1/25 of weight.
Its preparation method is same as Example 1.
The thickness of polypropylene gasket for packing is 0.1 ± 0.03mm, with 10mm, 20mm, 30mm, 40mm, 50mm film finished product wide
Tested.
Embodiment 3
A kind of polypropylene gasket for packing, by acrylic resin (Maoming sinopec T03), filling master batch (75 parts of calcium carbonate, paraffin wax
15 parts, 10 parts of silane coupler), defoamer (red precious plasticizing Science and Technology Ltd. BP608) mixing and through hot extrusion, cutting
Into acrylic resin, filling master batch are by weight 1：1 is mixed, and the adding proportion of defoamer is acrylic resin, fills female
The 1/25 of gross weight after material mixing.
Its preparation method is：
Step one：Under 75 DEG C of temperature conditionss, acrylic resin, filling master batch are mixed in mixer in proportion
Close, stir 20 minutes, be subsequently adding defoamer, continue to stir, after it is well mixed by rotation in hopper, the rotating speed of hopper is
16 revs/min；
Step 2：Mixed material is carried out into material softening in the main frame of heat extruder, the temperature in main frame is 180-220
DEG C, the mixed material of softening is squeezed into film by the die head of heat extruder, the temperature of die head is 210 DEG C, then through cooling
Liquid cooling enters first and draws；
Step 3：Through blade cutting and drawing plate drawing and setting, drying, into the second traction, the temperature of drawing plate is 90-
100℃；
Step 4：Net, the webbed polypropylene gasket for packing of shape are opened finally by syringe punching.
The thickness of polypropylene gasket for packing is 0.1 ± 0.03mm, with 10mm, 20mm, 30mm, 40mm, 50mm film finished product wide
Tested.
Embodiment 4
A kind of polypropylene gasket for packing, by acrylic resin (Maoming sinopec T03), filling master batch (85 parts of calcium carbonate, paraffin wax
10 parts, 5 parts of silane coupler), defoamer (red precious plasticizing Science and Technology Ltd. BP608) mixing and formed through hot extrusion, cutting,
Acrylic resin, filling master batch are by weight 1：1 is mixed, and the adding proportion of defoamer is acrylic resin, filling master batch
The 1/25 of gross weight after mixing.
Its preparation method is same as Example 3, and the thickness of polypropylene gasket for packing is 0.1 ± 0.03mm, with 10mm, 20mm,
30mm, 40mm, 50mm film finished product wide are tested.
Embodiment 5
A kind of polypropylene gasket for packing, by acrylic resin (Maoming sinopec T03), filling master batch (65 parts of calcium carbonate, paraffin wax
20 parts, 15 parts of silane coupler), defoamer (red precious plasticizing Science and Technology Ltd. BP608) mixing and through hot extrusion, cutting
Into acrylic resin, filling master batch are by weight 1：1 is mixed, and the adding proportion of defoamer is acrylic resin, fills female
The 1/25 of gross weight after material mixing.
Its preparation method is same as Example 3, and the thickness of polypropylene gasket for packing is 0.1 ± 0.03mm, with 10mm, 20mm,
30mm, 40mm, 50mm film finished product wide are tested.
Above-described embodiment is 0.1 ± 0.03mm in thickness, while being tested so that different films are wide, test result is satisfied by
Following condition：
Extensibility 20-30%
Tensile strength 6-10N/mm
Embodiments of the present invention are explained in detail above, but the invention is not restricted to described implementation method.It is right
For those skilled in the art, in the case where the principle of the invention and spirit is not departed from, these implementation methods are carried out many
Plant change, modification, replace and modification, still fall within protection scope of the present invention.
Claims (8)
1. a kind of polypropylene gasket for packing, it is characterised in that by acrylic resin, filling master batch, defoamer mixing and through hot extrusion,
Cutting is formed, and acrylic resin, filling master batch are by weight 1：1 or 1：3 are mixed, and the adding proportion of defoamer is polypropylene
The 1/25 of gross weight after resin, filling master batch mixing.
2. polypropylene gasket for packing according to claim 1, it is characterised in that the acrylic resin is poly- for model T03
Allyl resin.
3. polypropylene gasket for packing according to claim 1, it is characterised in that the defoamer is BP608 defoamers.
4. polypropylene gasket for packing according to claim 1, it is characterised in that the filling master batch is the carbon of model CP28
Sour calcium type masterbatch.
5. polypropylene gasket for packing according to claim 1, it is characterised in that the formula of the filling master batch is such as
Under：
Calcium carbonate 65-85 parts
Paraffin wax 10-20 parts
Silane coupler 5-15 parts.
6. the preparation method of the polypropylene gasket for packing described in a kind of claim 1, it is characterised in that preparation process is as follows：
Step one：Under 75 DEG C of temperature conditionss, acrylic resin, filling master batch are mixed in mixer in proportion,
Stirring 20 minutes, is subsequently adding defoamer, continues to be mixing uniformly to form mixed material；
Step 2：Mixed material is carried out into material softening in the main frame of heat extruder, the temperature in main frame is 180-220 DEG C,
The mixed material of softening is squeezed into film by the die head of heat extruder, the temperature of die head is 210 DEG C, then cold through coolant
But enter first to draw；
Step 3：Through blade cutting and drawing plate drawing and setting, drying, into the second traction, the temperature of drawing plate is 90-100
℃；
Step 4：Net, the webbed polypropylene gasket for packing of shape are opened finally by syringe punching.
7. polypropylene gasket for packing according to claim 6, it is characterised in that the step one also exists when step 2 is entered
Well mixed by rotation in hopper, the rotating speed of hopper is 16 revs/min.
8. polypropylene gasket for packing according to claim 1, it is characterised in that stirring after defoamer is added in the step one
The time is mixed no less than 15 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710225542.2A CN106883515A (en) | 2017-04-07 | 2017-04-07 | A kind of polypropylene gasket for packing and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710225542.2A CN106883515A (en) | 2017-04-07 | 2017-04-07 | A kind of polypropylene gasket for packing and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106883515A true CN106883515A (en) | 2017-06-23 |
Family
ID=59182807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710225542.2A Pending CN106883515A (en) | 2017-04-07 | 2017-04-07 | A kind of polypropylene gasket for packing and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108003473A (en) * | 2017-12-28 | 2018-05-08 | 广东森杨线缆材料科技有限公司 | A kind of high fire-retardance polypropylene mesh gasket for packing and preparation method thereof |
| CN110029513A (en) * | 2019-04-18 | 2019-07-19 | 宝应县科达电缆料有限公司 | A kind of preparation method of the wire and cable netted gasket for packing of PP |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103177805A (en) * | 2013-03-26 | 2013-06-26 | 上犹县龙泰塑料制品有限公司 | PP (polypropylene) filling rope and production method thereof |
| CN104893098A (en) * | 2015-05-27 | 2015-09-09 | 安徽杰奥电气有限公司 | Polypropylene meshy filling rope for cable and preparation method thereof |
| CN105694225A (en) * | 2016-03-31 | 2016-06-22 | 江西龙泰新材料股份有限公司 | Calcium carbonate master batch for cable filling ropes and preparation method thereof |
| CN105968570A (en) * | 2016-06-12 | 2016-09-28 | 安徽双荣电器电缆有限公司 | Polypropylene filling rope |
-
2017
- 2017-04-07 CN CN201710225542.2A patent/CN106883515A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103177805A (en) * | 2013-03-26 | 2013-06-26 | 上犹县龙泰塑料制品有限公司 | PP (polypropylene) filling rope and production method thereof |
| CN104893098A (en) * | 2015-05-27 | 2015-09-09 | 安徽杰奥电气有限公司 | Polypropylene meshy filling rope for cable and preparation method thereof |
| CN105694225A (en) * | 2016-03-31 | 2016-06-22 | 江西龙泰新材料股份有限公司 | Calcium carbonate master batch for cable filling ropes and preparation method thereof |
| CN105968570A (en) * | 2016-06-12 | 2016-09-28 | 安徽双荣电器电缆有限公司 | Polypropylene filling rope |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108003473A (en) * | 2017-12-28 | 2018-05-08 | 广东森杨线缆材料科技有限公司 | A kind of high fire-retardance polypropylene mesh gasket for packing and preparation method thereof |
| CN110029513A (en) * | 2019-04-18 | 2019-07-19 | 宝应县科达电缆料有限公司 | A kind of preparation method of the wire and cable netted gasket for packing of PP |
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Application publication date: 20170623 |
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