CN107118431A - A kind of woven bag and its production technology for food - Google Patents
A kind of woven bag and its production technology for food Download PDFInfo
- Publication number
- CN107118431A CN107118431A CN201710307149.8A CN201710307149A CN107118431A CN 107118431 A CN107118431 A CN 107118431A CN 201710307149 A CN201710307149 A CN 201710307149A CN 107118431 A CN107118431 A CN 107118431A
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- China
- Prior art keywords
- layer
- parts
- woven bag
- woven
- food
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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
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Packages (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of woven bag and its production technology for food, it is made up of by weight the following raw material：80 90 parts of polypropylene, 10 18 parts of glass fibre, 5 12 parts of nano material, 10 12 parts of thermoplastic resin, 68 parts of auxiliary agent, the nano material mix for one or both of nanometer calcium powder or nanometer selenium powder, and the auxiliary agent includes preservative and antioxidant.The present invention improves the toughness of woven bag, it is not susceptible to fracture or damaged.
Description
Technical field
The present invention relates to wind EGR application field, more particularly to a kind of woven bag and its production work for food
Skill.
Background technology
At present, the woven bag of food has become is used to carry a kind of indispensable instrument of food in current life,
And existing food woven bag has the shortcomings of Toughness Ratio is relatively low, easily occur fracture or damaged, influence it normally to use；It is given birth to
Production. art is also relatively complicated, and process is comparatively laborious.
The content of the invention
To solve problem present in above-mentioned background technology, it is an object of the invention to provide a kind of braiding for food
Bag and its production technology, to reach that improving its toughness makes it be not susceptible to fracture or damaged, also makes its technique and process simpler
Single purpose.
To reach above-mentioned purpose, technical scheme is as follows：
A kind of woven bag for food, is made up of by weight the following raw material：80-90 parts of polypropylene, glass fibre
10-18 parts, 5-12 parts of nano material, 10-12 parts of thermoplastic resin, 6-8 parts of auxiliary agent, the nano material be nanometer calcium powder or nanometer
One or both of selenium powder is mixed, and the auxiliary agent includes preservative and antioxidant.
It is preferred that, 84 parts of the polypropylene, 16 parts of glass fibre, 7 parts of nano material, 11.6 parts of thermoplastic resin, auxiliary agent 6.8
Part.
It is preferred that, 88 parts of the polypropylene, 14 parts of glass fibre, 10.8 parts of nano material, 11 parts of thermoplastic resin, auxiliary agent
7.2 part.
It is preferred that, the woven bag is formed by woven cloth braiding, and the woven cloth includes outer layer, intermediate layer and internal layer, institute
Intermediate layer is stated to be made up of anti-corrosive antibacterial layer, damp-proof layer, the anti oxidation layer set gradually according to ecto-entad.
It is preferred that, the outer layer and internal layer are each provided with an antistatic backing.
It is preferred that, it is provided with some stomatas, a diameter of 0.05-0.1mm of the stomata on the anti-corrosive antibacterial layer.
It is preferred that, the anti-corrosive antibacterial layer, damp-proof layer and anti oxidation layer are extruded from intermediate layer by thin layer.
A kind of production technology of woven bag for food, comprises the following steps：
1) raw material is sufficiently mixed and low temperature drying, the temperature of low temperature drying is 50-70 DEG C, and the time is 40-50 points
Clock；
2) raw material after above-mentioned drying is heated to molten condition, its heating-up temperature is 200-210 DEG C, while being carried out
Fully rotate and be stirred, its rotating speed is reached 800-900 revs/min；Molten condition is kept for 3-5 hours；
3) raw material under above-mentioned molten condition is subjected to extrusion forming, then cools the temperature to room temperature cooling, finally by
Winder is wound, and forms woven cloth；
4) anti-corrosive antibacterial layer, damp-proof layer, anti oxidation layer will be added between two panels woven cloth in order, is carried out by pressing machine
Extrusion forming, two panels woven cloth cladding anti-corrosive antibacterial layer, damp-proof layer, anti oxidation layer, is applied in the two sides of two panels woven cloth respectively
It is covered with an antistatic backing；
5) above-mentioned woven cloth is cut out according to the size of woven bag, sewed, packed, stored.
It is preferred that, the step 2) in rotate stirring using double-screw type stirring.
It is preferred that, the step 4) in anti-corrosive antibacterial layer can first be pasted with anti oxidation layer with damp-proof layer and damp-proof layer,
It is integrally placed to again between two panels woven cloth.
By above-mentioned technical proposal, provided by the present invention for the woven bag and its production technology of food, by by poly- third
Alkene can strengthen its toughness with glass fibre, nano material, the woven bag being mixed to prepare of thermoplastic resin, it is not susceptible to fracture
Or it is damaged, do not influence it normally to use, extend its service life, its production process is by a relatively simple, it is easier to process
Production, its process is also relatively fewer, can more ensure the quality and quality of woven bag.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described.
Fig. 1 is a kind of structural representation of woven bag for food disclosed in the embodiment of the present invention.
In figure：
1st, outer layer；2nd, internal layer；3rd, anti-corrosive antibacterial layer；4th, damp-proof layer；5th, anti oxidation layer；6th, antistatic backing.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described.
A kind of woven bag for food that the present invention is provided, as shown in figure 1, being made up of by weight the following raw material：
80-90 parts of polypropylene, 10-18 parts of glass fibre, 5-12 parts of nano material, 10-12 parts of thermoplastic resin, 6-8 parts of auxiliary agent, it is described to receive
Rice material mixes for one or both of nanometer calcium powder or nanometer selenium powder, and the auxiliary agent includes preservative and antioxidant.
It is preferred that mix proportion scheme one：84 parts of the polypropylene, 16 parts of glass fibre, 7 parts of nano material, thermoplastic resin 11.6
Part, 6.8 parts of auxiliary agent.
It is preferred that mix proportion scheme two：88 parts of the polypropylene, 14 parts of glass fibre, 10.8 parts of nano material, thermoplastic resin
11 parts, 7.2 parts of auxiliary agent.
The woven bag is formed by woven cloth braiding, and the woven cloth includes outer layer 1, intermediate layer and internal layer 2, the centre
Layer is made up of anti-corrosive antibacterial layer 3, damp-proof layer 4, the anti oxidation layer 5 set gradually according to ecto-entad, with anti-corrosive antibacterial, protection against the tide
And other effects, meanwhile, also with oxidation resistant effect, make its scope of application wider, the outer layer 1 and internal layer 2, which are each provided with one, to be prevented
Some stomatas are provided with electrostatic layer 6, the effect for possessing antistatic, the anti-corrosive antibacterial layer 3, stomata can play ventilative effect
Really, a diameter of 0.05-0.1mm of the stomata.
The anti-corrosive antibacterial layer 3, damp-proof layer 4 and anti oxidation layer 5 are extruded from intermediate layer by thin layer, and thin layer extruding makes it
Thickness is smaller, thinner.
A kind of production technology of woven bag for food, comprises the following steps：
1) raw material is sufficiently mixed and low temperature drying, the temperature of low temperature drying is 50-70 DEG C, and preferable temperature is 66
DEG C, the time is 40-50 minutes, and the preferably time is 48 minutes；
2) raw material after above-mentioned drying is heated to molten condition, its heating-up temperature is 200-210 DEG C, preferable temperature is
206 DEG C, it is stirred while fully rotate, its rotating speed is reached 800-900 revs/min, preferably rotating speed is 860
Rev/min；Molten condition is kept for 3-5 hours, and the preferably time is 4.5 hours, rotates stirring using double-screw type stirring；
3) raw material under above-mentioned molten condition is subjected to extrusion forming, then cools the temperature to room temperature cooling, finally by
Winder is wound, and forms woven cloth；
4) anti-corrosive antibacterial layer, damp-proof layer, anti oxidation layer will be added between two panels woven cloth in order, is carried out by pressing machine
Extrusion forming, two panels woven cloth cladding anti-corrosive antibacterial layer, damp-proof layer, anti oxidation layer, is applied in the two sides of two panels woven cloth respectively
It is covered with an antistatic backing；Anti-corrosive antibacterial layer can first be pasted with damp-proof layer and damp-proof layer with anti oxidation layer, then its entirety is put
Put between two panels woven cloth；
5) above-mentioned woven cloth is cut out according to the size of woven bag, sewed, packed, stored, form finished product
Woven bag.
A kind of woven bag and its production technology for food disclosed by the invention, by by polypropylene and glass fibre,
Nano material, the woven bag being mixed to prepare of thermoplastic resin can strengthen its toughness, it is not susceptible to fracture or damaged, do not influence
It is normally used, and extends its service life, and its production process is by a relatively simple, it is easier to process, its process step
It is rapid also relatively fewer, it can more ensure the quality and quality of woven bag.Meanwhile, being coated with antistatic backing in outer layer and internal layer makes volume
Knitting bag has the effect of antistatic.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of woven bag for food, it is characterised in that be made up of by weight the following raw material：80-90 parts of polypropylene,
10-18 parts of glass fibre, 5-12 parts of nano material, 10-12 parts of thermoplastic resin, 6-8 parts of auxiliary agent, the nano material are nanometer calcium
One or both of powder or nanometer selenium powder are mixed, and the auxiliary agent includes preservative and antioxidant.
2. a kind of woven bag for food according to claim 1, it is characterised in that 84 parts of the polypropylene, glass
16 parts of fiber, 7 parts of nano material, 11.6 parts of thermoplastic resin, 6.8 parts of auxiliary agent.
3. a kind of woven bag for food according to claim 1, it is characterised in that 88 parts of the polypropylene, glass
14 parts of fiber, 10.8 parts of nano material, 11 parts of thermoplastic resin, 7.2 parts of auxiliary agent.
4. a kind of woven bag for food according to claim 1, it is characterised in that the woven bag is compiled by woven cloth
Knit and form, the woven cloth includes outer layer, intermediate layer and internal layer, and the intermediate layer is by the anti-corrosion that is set gradually according to ecto-entad
Antibiotic layer, damp-proof layer, anti oxidation layer composition.
5. a kind of woven bag for food according to claim 4, it is characterised in that the outer layer and internal layer are respectively set
There is an antistatic backing.
6. a kind of woven bag for food according to claim 4, it is characterised in that set on the anti-corrosive antibacterial layer
There are some stomatas, a diameter of 0.05-0.1mm of the stomata.
7. a kind of woven bag for food according to claim 4, it is characterised in that the anti-corrosive antibacterial layer, protection against the tide
Layer and anti oxidation layer are extruded from intermediate layer by thin layer.
8. the production technology of a kind of woven bag for food, it is characterised in that comprise the following steps：
1) raw material is sufficiently mixed and low temperature drying, the temperature of low temperature drying is 50-70 DEG C, and the time is 40-50 minutes；
2) raw material after above-mentioned drying is heated to molten condition, its heating-up temperature is 200-210 DEG C, while being carried out fully
Rotation is stirred, and its rotating speed is reached 800-900 revs/min；Molten condition is kept for 3-5 hours；
3) raw material under above-mentioned molten condition is subjected to extrusion forming, room temperature cooling is then cooled the temperature to, finally by winding
Machine is wound, and forms woven cloth；
4) anti-corrosive antibacterial layer, damp-proof layer, anti oxidation layer will be added between two panels woven cloth in order, is extruded by pressing machine
Shaping, two panels woven cloth cladding anti-corrosive antibacterial layer, damp-proof layer, anti oxidation layer, is coated with the two sides of two panels woven cloth respectively
One antistatic backing；
5) above-mentioned woven cloth is cut out according to the size of woven bag, sewed, packed, stored.
9. the production technology of a kind of woven bag for food according to claim 8, it is characterised in that the step 2)
It is middle to rotate stirring using double-screw type stirring.
10. a kind of production technology of woven bag for food according to claim 8, it is characterised in that the step
4) anti-corrosive antibacterial layer can first be pasted with damp-proof layer and damp-proof layer with anti oxidation layer in, then be integrally placed to two panels braiding
Between cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307149.8A CN107118431A (en) | 2017-05-04 | 2017-05-04 | A kind of woven bag and its production technology for food |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307149.8A CN107118431A (en) | 2017-05-04 | 2017-05-04 | A kind of woven bag and its production technology for food |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107118431A true CN107118431A (en) | 2017-09-01 |
Family
ID=59727369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710307149.8A Pending CN107118431A (en) | 2017-05-04 | 2017-05-04 | A kind of woven bag and its production technology for food |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107118431A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107522948A (en) * | 2017-09-20 | 2017-12-29 | 盐城华和再生物资有限公司 | A kind of woven bag |
-
2017
- 2017-05-04 CN CN201710307149.8A patent/CN107118431A/en active Pending
Non-Patent Citations (2)
| Title |
|---|
| 周南桥，彭响方: "《塑料复合制品成型技术与设备》", 31 July 2003, 化学工业出版社 * |
| 杨明波，唐志玉: "《高分子材料手册（上）》", 31 July 2009, 化学工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107522948A (en) * | 2017-09-20 | 2017-12-29 | 盐城华和再生物资有限公司 | A kind of woven bag |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170901 |
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| RJ01 | Rejection of invention patent application after publication |