CN106317943A - Plastic cup production technology - Google Patents
Plastic cup production technology Download PDFInfo
- Publication number
- CN106317943A CN106317943A CN201610694124.3A CN201610694124A CN106317943A CN 106317943 A CN106317943 A CN 106317943A CN 201610694124 A CN201610694124 A CN 201610694124A CN 106317943 A CN106317943 A CN 106317943A
- Authority
- CN
- China
- Prior art keywords
- plastic matrix
- plastic
- mixture
- packing material
- plastic cup
- 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.)
- Pending
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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
- C08L101/00—Compositions of unspecified macromolecular compounds
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/005—Methods for mixing in batches
-
- 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
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- 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
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76531—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a plastic cup production technology. The plastic cup production technology has the advantages that during production of plastic cups, one or a mixture of dibutyltin dilaurate, butyltin mercaptide and octyl ester mercaptide is selected as a stabilizer, one or a mixture of stearic acid, zinc stearate, calcium stearate and barium stearate is selected as a plasticizer, one or a mixture of polyamide, polyester and polypropylene is selected as a fire retardant, and one or a mixture of paraffin, dioctyl phthalate or stearic acid is selected as a dispersing agent, so that plastifying strength and thermal stability in injection molding reaction can be improved effectively, the injection molding rate in the injection molding reaction can be increased effectively, and resource waste in a production process is reduced; a granulator is provided with two feeding ports, a cooling area of a cold grain cutting is provided with a cold condensate water device, and accordingly the granulator of the structure is high in granulation efficiency and good in condensation effects, sufficient even mixing of mixed materials can be effectively guaranteed by a proper rotating speed within proper reaction time, and the product quality is ensured.
Description
Technical field
The present invention relates to consumer goods industries, be the preparation technology of a kind of plastic cup.
Background technology
Plastic cup is a kind of material being widely used, and is especially used for manufacturing feeding bottle, Space cup etc..In recent years, feeding bottle
Because it is controversial containing bisphenol-A.Expert points out, in theory, as long as during making plastic cup, bisphenol-A is very
Changing into plastic construction, just expression goods are entirely without bisphenol-A, let alone disengage.Simply, if there being bisphenol-A in a small amount not turn
The plastic construction of chemical conversion plastic cup, then may disengage and enter in food or beverage.The bisphenol-A of residual, temperature in plastic cup
The highest, the more, speed is the fastest in release.Therefore, hot water should not contained with PC water bottle.If container has any traumatic injury or breakage, build
View is stopped using, if because surface of plastic products has trickle hole stricture of vagina, easily hiding antibacterial.Avoid Reusability weathered
Plastic ware.
Summary of the invention
The technical problem that present invention mainly solves is to provide the preparation technology of a kind of plastic cup.For realizing the mesh of the present invention
, the technical operation step of the present invention is as follows:
(1) feed purification
Feed material plastics masterbatch removes a large amount of dusts of plastic matrix surface adhesion initially with electrostatic precipitation technology, then, logical
Cross a large amount of deionized water rinsing, air dries naturally, thus, obtain pure plastic matrix.Same said method, plastic matrix
The chemical composition mass ratio of packing material be heat stabilizer 30-35%, plasticizer 20-30%, fire retardant 15-20%
With dispersant 10-15%.
(2) blending system
The packing material of essence plastic matrix and plastic matrix enters stirred reactor, essence plastics by artificial or conveyer
The quality rate of charge of the packing material of masterbatch and plastic matrix is 1:0.28, before adding, is claimed by precision electronic balance
Add after taking.Then, opening stirred reactor, the rotating speed of stirred reactor is 8000-9000rpm, and mixing time is 80-
90min。
(3) granulating system
The packing material of the smart plastic matrix fully mixed and plastic matrix is put in comminutor, is cut by comminutor
Becoming particle diameter size is 10-20mm.
(4) injection molding system
The particles of packing material of the smart plastic matrix after fully mixing and plastic matrix is inputted injection machine by conveyer belt
In die cavity, by the packing material of essence plastic matrix and plastic matrix at injection machine die cavity integrated injection molding.In injection machine die cavity
Control reaction temperature stable 150 scholar 2 DEG C, prevent from causing plastic master batch fusing to cause molding rate not because temperature is higher
High.
Preferably, appoint during in step (1), heat stabilizer is tin dilaurate two positive group stannum, thiol-butyl tin, mercaptan octyl group ester
A kind of or their mixture.
Preferably, in step (1), plasticizer is any one or it in stearic acid, zinc stearate, calcium stearate, barium stearate
Mixture.
Preferably, in step (1), fire retardant is the mixture of any one or they in polyamide, polyester and polypropylene.
Preferably, in step (1), dispersant is any one or they in paraffin, dioctyl phthalate or stearic acid
Mixture.
Preferably, in step (3), comminutor is provided with two charging apertures, and the cooling zone of cold palletizing system fills with condensed water
Put.
Beneficial effect: stabilizer is any one or they in tin dilaurate two positive group stannum, thiol-butyl tin, mercaptan octyl group ester
Mixture, plasticizer is the mixture of any one or they in stearic acid, zinc stearate, calcium stearate, barium stearate, fire-retardant
Agent is the mixture of any one or they in polyamide, polyester and polypropylene, dispersant be paraffin, dioctyl phthalate or
The mixture of any one or they in person's stearic acid, they can effectively improve plasticizing intensity, injecting rate in reaction injection molding
And thermal stability, decrease the wasting of resources caused in production process；Comminutor is provided with two charging apertures, cold palletizing system
Cooling zone is with condensate water device, and the granulator granulation efficiency of this structure is high, and condensation effect is good, and the rotating speed of stirred reactor is
8000-9000rpm, mixing time is 80-90min, and suitable response time and rotating speed can be effectively ensured the abundant of mixing material
Mixing, it is ensured that the quality of product.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with
Detailed description of the invention, is expanded on further the technical step of the present invention:
Embodiment 1:
The preparation technology of a kind of plastic cup, the steps include:
(1) feed purification
Feed material plastics masterbatch removes a large amount of dusts of plastic matrix surface adhesion initially with electrostatic precipitation technology, then, logical
Cross a large amount of deionized water rinsing, air dries naturally, thus, obtain pure plastic matrix.Same said method, plastic matrix
The chemical composition mass ratio of packing material be heat stabilizer 35%, plasticizer 25%, fire retardant 20% and dispersant
10%.
(2) blending system
The packing material of essence plastic matrix and plastic matrix enters stirred reactor, essence plastics by artificial or conveyer
The quality rate of charge of the packing material of masterbatch and plastic matrix is 1:0.28, before adding, is claimed by precision electronic balance
Add after taking.Then, opening stirred reactor, the rotating speed of stirred reactor is 8000-9000rpm, and mixing time is 80-
90min。
(3) granulating system
The packing material of the smart plastic matrix fully mixed and plastic matrix is put in comminutor, is cut by comminutor
Becoming particle diameter size is 10-20mm.
(4) injection molding system
The particles of packing material of the smart plastic matrix after fully mixing and plastic matrix is inputted injection machine by conveyer belt
In die cavity, by the packing material of essence plastic matrix and plastic matrix at injection machine die cavity integrated injection molding.In injection machine die cavity
Control reaction temperature stable 150 scholar 2 DEG C, prevent from causing plastic master batch fusing to cause molding rate not because temperature is higher
High.
Embodiment 2:
The preparation technology of a kind of plastic cup, the steps include:
(1) feed purification
Feed material plastics masterbatch removes a large amount of dusts of plastic matrix surface adhesion initially with electrostatic precipitation technology, then, logical
Cross a large amount of deionized water rinsing, air dries naturally, thus, obtain pure plastic matrix.Same said method, plastic matrix
The chemical composition mass ratio of packing material be heat stabilizer 30%, plasticizer 20%, fire retardant 15% and dispersant
10%.
(2) blending system
The packing material of essence plastic matrix and plastic matrix enters stirred reactor, essence plastics by artificial or conveyer
The quality rate of charge of the packing material of masterbatch and plastic matrix is 1:0.28, before adding, is claimed by precision electronic balance
Add after taking.Then, opening stirred reactor, the rotating speed of stirred reactor is 8000-9000rpm, and mixing time is 80-
90min。
(3) granulating system
The packing material of the smart plastic matrix fully mixed and plastic matrix is put in comminutor, is cut by comminutor
Becoming particle diameter size is 10-20mm.
(4) injection molding system
The particles of packing material of the smart plastic matrix after fully mixing and plastic matrix is inputted injection machine by conveyer belt
In die cavity, by the packing material of essence plastic matrix and plastic matrix at injection machine die cavity integrated injection molding.In injection machine die cavity
Control reaction temperature stable 150 scholar 2 DEG C, prevent from causing plastic master batch fusing to cause molding rate not because temperature is higher
High.
Embodiment 3:
The preparation technology of a kind of plastic cup, the steps include:
(1) feed purification
Feed material plastics masterbatch removes a large amount of dusts of plastic matrix surface adhesion initially with electrostatic precipitation technology, then, logical
Cross a large amount of deionized water rinsing, air dries naturally, thus, obtain pure plastic matrix.Same said method, plastic matrix
The chemical composition mass ratio of packing material be heat stabilizer 35%, plasticizer 30%, fire retardant 20% and dispersant
10%.
(2) blending system
The packing material of essence plastic matrix and plastic matrix enters stirred reactor, essence plastics by artificial or conveyer
The quality rate of charge of the packing material of masterbatch and plastic matrix is 1:0.28, before adding, is claimed by precision electronic balance
Add after taking.Then, opening stirred reactor, the rotating speed of stirred reactor is 8000-9000rpm, and mixing time is 80-
90min。
(3) granulating system
The packing material of the smart plastic matrix fully mixed and plastic matrix is put in comminutor, is cut by comminutor
Becoming particle diameter size is 10-20mm.
(4) injection molding system
The particles of packing material of the smart plastic matrix after fully mixing and plastic matrix is inputted injection machine by conveyer belt
In die cavity, by the packing material of essence plastic matrix and plastic matrix at injection machine die cavity integrated injection molding.In injection machine die cavity
Control reaction temperature stable 150 scholar 2 DEG C, prevent from causing plastic master batch fusing to cause molding rate not because temperature is higher
High.
Can draw according to above table data, technical scheme substantially increases relevant relative to prior art
Performance indications, when implementing embodiment 2 parameter, the plastic cup obtained has higher thermal distoftion temperature, thermal conductivity and thermal expansion
Coefficient, relatively low molding shrinkage, moderate cost, selling price is high.
The invention discloses the preparation technology of a kind of plastic cup, stabilizer be tin dilaurate two positive group stannum, thiol-butyl tin,
The mixture of any one or they in mercaptan octyl group ester, plasticizer is in stearic acid, zinc stearate, calcium stearate, barium stearate
The mixture of any one or they, fire retardant is the mixture of any one or they, dispersant in polyamide, polyester and polypropylene
For the mixture of any one or they in paraffin, dioctyl phthalate or stearic acid, they can effectively improve note
Mould and reaction plastifies intensity, injecting rate and thermal stability, decrease the wasting of resources caused in production process；Comminutor sets
Having two charging apertures, the cooling zone of cold palletizing system is with condensate water device, and the granulator granulation efficiency of this structure is high, condensation
Effective, the rotating speed of stirred reactor is 8000-9000rpm, and mixing time is 80-90min, suitable response time and rotating speed
The abundant mixing of mixing material can be effectively ensured, it is ensured that the quality of product.
Obviously the present invention implements and is not subject to the restrictions described above, as long as have employed method design and the skill of the present invention
The improvement of the various unsubstantialities that art scheme is carried out, or the most improved design by the present invention and technical scheme directly apply to it
Its occasion, all within protection scope of the present invention.
Claims (6)
1. the preparation technology of a plastic cup, it is characterised in that the steps include:
(1) feed purification
Feed material plastics masterbatch removes a large amount of dusts of plastic matrix surface adhesion initially with electrostatic precipitation technology, then, by greatly
Amount deionized water rinsing, dries in air naturally, thus, obtain pure plastic matrix.Same said method, filling out of plastic matrix
The chemical composition mass ratio filling material is heat stabilizer 30-35%, plasticizer 20-30%, fire retardant 15-20% and point
Powder 10-15%.
(2) blending system
The packing material of essence plastic matrix and plastic matrix enters stirred reactor, essence plastic matrix by artificial or conveyer
It is 1:0.28 with the quality rate of charge of the packing material of plastic matrix, before adding, after being weighed by precision electronic balance
Add.Then, opening stirred reactor, the rotating speed of stirred reactor is 8000-9000rpm, and mixing time is 8-9min.
(3) granulating system
The packing material of the smart plastic matrix fully mixed and plastic matrix is put in comminutor, is cut into by comminutor
Grain diameter is 10-20mm.
(4) injection molding system
The particles of packing material of the smart plastic matrix after fully mixing and plastic matrix is inputted injection machine die cavity by conveyer belt
In, by the packing material of essence plastic matrix and plastic matrix at injection machine die cavity integrated injection molding.Control in injection machine die cavity
Reaction temperature is stable 150 scholar 2 DEG C, prevents from causing plastic master batch fusing to cause molding rate the highest because temperature is higher.
2. according to the preparation technology of a kind of plastic cup utilized described in claim 1, it is characterised in that thermally-stabilised in step (1)
Agent is the mixture of any one or they in tin dilaurate two positive group stannum, thiol-butyl tin, mercaptan octyl group ester.
3. according to the preparation technology of a kind of plastic cup utilized described in claim 1, it is characterised in that plasticizer in step (1)
For the mixture of any one or they in stearic acid, zinc stearate, calcium stearate, barium stearate.
4. according to the preparation technology of a kind of plastic cup utilized described in claim 1, it is characterised in that fire retardant in step (1)
For the mixture of any one or they in polyamide, polyester and polypropylene.
5. according to the preparation technology of a kind of plastic cup utilized described in claim 1, it is characterised in that dispersant in step (1)
For the mixture of any one or they in paraffin, dioctyl phthalate or stearic acid.
6. according to the preparation technology of a kind of plastic cup utilized described in claim 1, it is characterised in that comminutor in step (3)
Being provided with two charging apertures, the cooling zone of cold palletizing system is with condensate water device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610694124.3A CN106317943A (en) | 2016-08-19 | 2016-08-19 | Plastic cup production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610694124.3A CN106317943A (en) | 2016-08-19 | 2016-08-19 | Plastic cup production technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106317943A true CN106317943A (en) | 2017-01-11 |
Family
ID=57744394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610694124.3A Pending CN106317943A (en) | 2016-08-19 | 2016-08-19 | Plastic cup production technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106317943A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103525056A (en) * | 2013-10-25 | 2014-01-22 | 安徽省富光实业股份有限公司 | Composite polycarbonate material for water cup shell and preparation method of composite polycarbonate material |
| CN103589128A (en) * | 2012-08-13 | 2014-02-19 | 合肥杰事杰新材料股份有限公司 | High-performance reinforced polyester alloy material and preparation method thereof |
-
2016
- 2016-08-19 CN CN201610694124.3A patent/CN106317943A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103589128A (en) * | 2012-08-13 | 2014-02-19 | 合肥杰事杰新材料股份有限公司 | High-performance reinforced polyester alloy material and preparation method thereof |
| CN103525056A (en) * | 2013-10-25 | 2014-01-22 | 安徽省富光实业股份有限公司 | Composite polycarbonate material for water cup shell and preparation method of composite polycarbonate material |
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| PB01 | Publication | ||
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Application publication date: 20170111 |