CN109971075A - A kind of manufacture craft of adhesive tape BOPP film - Google Patents
A kind of manufacture craft of adhesive tape BOPP film Download PDFInfo
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- CN109971075A CN109971075A CN201910326441.3A CN201910326441A CN109971075A CN 109971075 A CN109971075 A CN 109971075A CN 201910326441 A CN201910326441 A CN 201910326441A CN 109971075 A CN109971075 A CN 109971075A
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- adhesive tape
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- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
-
- 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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
-
- 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
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
-
- 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
- C08J2443/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing boron, silicon, phosphorus, selenium, tellurium or a metal; Derivatives of such polymers
- C08J2443/04—Homopolymers or copolymers of monomers containing silicon
-
- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08K3/36—Silica
-
- 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
- C08K5/04—Oxygen-containing compounds
- C08K5/05—Alcohols; Metal alcoholates
- C08K5/053—Polyhydroxylic alcohols
-
- 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
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
-
- 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
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- 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
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1535—Five-membered rings
-
- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/16—Solid spheres
- C08K7/18—Solid spheres inorganic
- C08K7/20—Glass
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of manufacture crafts of adhesive tape BOPP film, are related to BOPP film manufacturing field.It is characterized in that: including the following steps: ingredient: raw material and auxiliary agent are uniformly mixed 20~30min by a certain percentage, it is spare；It squeezes out: the material mixed is fed in extruder, the flat die gap through extruder squeezes out, and wherein barrel temperature is 190~250 DEG C, extruding zone nozzle temperature is 180~210 DEG C, and barrel temperature is greater than extruding zone nozzle temperature；Slab is cooling: it is cooling to carry out slab to film using cold drum；It stretches: longitudinal stretching and cross directional stretch is carried out to film after cooling；Traction trimming: the film after stretching is cooled down by traction device, is cooled to 80 DEG C hereinafter, carrying out thickness measuring and cutting again；Winding: use winder by film harvest clot；Ageing treatment: film roll being placed in ageing treatment frame and carries out ageing treatment, and temperature is maintained at 20~35 DEG C, and standing time is 48~72h；Product, which is made, has the characteristics that high-permeability and low haze.
Description
Technical field
The present invention relates to BOPP film production fields, more specifically, it relates to a kind of production of adhesive tape BOPP film
Technique.
Background technique
BOPP is the abbreviation of " Biaxially OrientedPolypropylene ", i.e. bidirectional stretching polypropylene film.It
Production be the melt of macromolecule polypropylene to be passed through long and narrow head first sheet material or thick film is made, then in dedicated stretching-machine
It is interior, at certain temperature and the speed of setting, while or the drawing that is carried out in vertical both direction (longitudinally, laterally) of substep
It stretches, and by film made of cooling appropriate or heat treatment or special processing (such as corona, coating etc.).
By specific processing technology and design feature, so that BOPP film has lightweight, nontoxic, odorless, moisture-proof, size
The advantage that stability is good, high leakproofness and printing are good, the now BOPP film as one of the main substrate of commodity packaging
From normal film to multi-functional, ultrathin and there is extraordinary adaptability, decoration sexual development.Apply to the BOPP film of adhesive tape,
How to enhance the transparency to become and is badly in need of technical problems to be solved.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of production work of adhesive tape BOPP film
Skill has the advantages that high transparency and low haze using BOPP film made from this technique.
To achieve the above object one, the present invention provides the following technical scheme that
A kind of manufacture craft of adhesive tape BOPP film, includes the following steps:
(1) raw material and auxiliary agent: uniformly being mixed 20~30min by ingredient by a certain percentage, spare；
(2) it squeezes out: the material mixed is fed in extruder, the flat die gap through extruder squeezes out, wherein barrel temperature
It is 180~210 DEG C for 190~250 DEG C, extruding zone nozzle temperature, and barrel temperature is greater than extruding zone nozzle temperature；
(3) slab is cooling: it is cooling to carry out slab to film using cold drum；
(4) it stretches: longitudinal stretching and cross directional stretch is carried out to film after cooling；
(5) it draws trimming: the film after stretching being cooled down by traction device, is cooled to 80 DEG C hereinafter, carrying out thickness measuring again
And cutting；
(6) it winds: using winder by film harvest clot；
(7) ageing treatment: film roll being placed in ageing treatment frame and carries out ageing treatment, and temperature is maintained at 20~35 DEG C, is placed
Time is 48~72h.
By using above-mentioned technical proposal, the light transmittance of film is influenced by temperature when squeezing out, the temperature of extruding zone nozzle
The temperature that be less than in barrel is spent, if salivation phenomenon occurs for excessively high easily lead to of the temperature of extruding zone nozzle, but nozzle
Temperature can not be too low, too low to block, and influences the product transparency；Temperature under strict control difference process of the present invention,
Guarantee that BOPP film obtains light transmittance and glossiness with good.
Further preferably, the cooling temperature of the cold drum is 25 DEG C~35 DEG C, and the slab is cooling using quenching slab.
By using above-mentioned technical proposal, 20 DEG C can be reduced the temperature in 5 seconds hereinafter, can improve using quenching slab
The ductility and tensile property of film play good facilitation to the tensile property of film.
Further preferably, the temperature of the longitudinal stretching be 100~120 DEG C, the temperature stretching in the transverse direction be 140~
150℃。
By using above-mentioned technical proposal, biaxial orientation occurs for the film macromolecular through biaxial tension, to make film
Properties are improved, and tensile strength, tear-resistant intensity, impact strength, transparency and glossiness etc. have significantly
Raising；Heat resistance, cold resistance, air-tightness and moisture resistance etc. also make moderate progress.
Further preferably, the thickness range of the thickness measuring is 10 μm~60 μm.
Further preferably, the raw material includes the component of following parts by weight:
Homopolypropylene: 100~120 parts；
Heat stabilizer: 0.5~1 part.
Further preferably, the heat stabilizer uses parts by weight for the 3- of 1:1 aryl-benzofuranone and stearic acid
Calcium.
By using above-mentioned technical proposal, heat stabilizer is added in raw material components, can prevent homopolypropylene from dropping
Solution.And improve the yellowing resistance of product.
Further preferably, the auxiliary agent includes the component of following parts by weight:
Antitack agent: 0.1~1 part；
Clarifier: 4~6 parts.
Further preferably, the antitack agent uses one of glass microballoon, silica and calcium carbonate or a variety of.
By using above-mentioned technical proposal, antitack agent accelerates the polyacrylic crystallization rate under molten condition, so that brilliant
Kernel structure refinement, and be conducive to improve the rigidity of product, shorten molding cycle, keep the dimensional stability of final products, inhibits
Light scattering, improves the transparency and lustrous surface.
Further preferably, the partial size of the antitack agent is less than 380nm.
By using above-mentioned technical proposal, antitack agent sheet is as non-transparency, also stringent other than controlling additional amount
Particle size is controlled, since visible light wave wavelength is between 380nm~780nm, so the partial size of antitack agent should be less than 380nm.
Further preferably, the clarifier uses D-sorbite, in 2-methyl-2-phenylpropane formic acid and polyvinyl cyclosilane
It is one or more.
By using above-mentioned technical proposal, organic clarifier and homopolypropylene have good compatibility, to the saturating of product
Bright property, surface gloss, rigidity and other thermodynamic properties are by significant effect, and performance is good, at low cost.
In conclusion compared with prior art, the invention has the following advantages:
The optical property of BOPP film is influenced by the additional amount and partial size of antitack agent, passes through the partial size of strict control antitack agent
Size and additional amount may make the transparency of BOPP film to increase, and have good surface gloss；The temperature and casting of extruder
The temperature of piece machine can also have an impact the crystallization of homopolypropylene, rationally control the temperature of extruder and slab machine, so that
BOPP has good optical property.
Detailed description of the invention
Fig. 1 is process flow chart of the invention.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.It is worth noting that wherein being not specified specific
Condition person, lower according to conventional conditions or manufacturer's recommended conditions to carry out, reagents or instruments used without specified manufacturer,
For the conventional products that can be obtained by commercially available purchase.
Embodiment 1: a kind of manufacture craft of adhesive tape BOPP film, each component and its corresponding parts by weight such as 1 institute of table
Show, and acquisition be made by the steps:
(1) ingredient: homopolypropylene, 3- aryl-benzofuranone, 0.25 part of calcium stearate, glass microballoon and D-sorbite
30min is mixed, it is spare；
(2) it squeezes out: the material mixed is fed in extruder, the flat die gap through extruder squeezes out, wherein barrel temperature
It is 180 DEG C for 190 DEG C, extruding zone nozzle temperature；
(3) slab is cooling: cooling temperature being used to carry out slab quenching to film for 25 DEG C of cold drum；
(4) it stretches: longitudinal stretching and cross directional stretch is carried out to film after cooling, wherein longitudinal drawing temperature is 100 DEG C, laterally
Draft temperature is 140 DEG C；
(5) it draws trimming: the film after stretching is cooled down by traction device, be cooled to 80 DEG C hereinafter, measuring film thickness
Degree is 20 μm, and the edge of its uneven thickness is cut；
(6) it winds: using winder by film harvest clot；
(7) ageing treatment: film roll being placed in ageing treatment frame and carries out ageing treatment, and temperature is maintained at 35 DEG C, standing time
For 60h.
Embodiment 2-3: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that, each component
And its parts by weight are as shown in table 1 accordingly.
Each component and its parts by weight in 1 embodiment 1-3 of table
Embodiment 4: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that:
(1) 100 parts of homopolypropylene, 0.25 part of 3- aryl-benzofuranone, 0.25 part of calcium stearate, 0.1 part of glass is micro-
Pearl, 0.1 part of silica and 4 parts of D-sorbite mixing 30min, it is spare；
Remaining is same as Example 1.
Embodiment 5: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that:
(1) 100 parts of homopolypropylene, 0.5 part of 3- aryl-benzofuranone, 0.25 part of calcium stearate, 0.1 part of glass microballoon,
0.1 part of silica, 0.1 part of calcium carbonate and 4 parts of D-sorbite mixing 30min, it is spare；
Remaining is same as Example 1.
Embodiment 6: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that:
(1) 100 parts of homopolypropylene, 0.5 part of 3- aryl-benzofuranone, 0.25 part of calcium stearate, 0.1 part of glass microballoon,
2 parts of D-sorbites and 2 parts are spare to 2-methyl-2-phenylpropane formic acid mixing 30min；
Remaining is same as Example 1.
Embodiment 7: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that:
(1) 100 parts of homopolypropylene, 0.5 part of 3- aryl-benzofuranone, 0.25 part of calcium stearate, 0.1 part of glass microballoon,
2 parts of D-sorbites, 2 parts to 2-methyl-2-phenylpropane formic acid and 2 parts of polyvinyl cyclosilane mixing 30min, it is spare；
Remaining is same as Example 1.
Embodiment 8: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that:
(2) it squeezes out: the material mixed is fed in extruder, the flat die gap through extruder squeezes out, wherein barrel temperature
It is 210 DEG C for 250 DEG C, extruding zone nozzle temperature；
Remaining is same as Example 1.
Embodiment 9: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that:
(3) slab is cooling: cooling temperature being used to carry out slab quenching to film for 35 DEG C of cold drum；
Remaining is same as Example 1.
Embodiment 10: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that:
(4) it stretches: longitudinal stretching and cross directional stretch is carried out to film after cooling, wherein longitudinal drawing temperature is 100 DEG C, laterally
Draft temperature is 140 DEG C；
Remaining is same as Example 1.
Embodiment 11: a kind of manufacture craft of adhesive tape BOPP film, difference from example 1 is that:
(7) ageing treatment: film roll being placed in ageing treatment frame and carries out ageing treatment, and temperature is maintained at 20 DEG C, standing time
For 75h；
Remaining is same as Example 1.
Performance test
To BOPP film made from embodiment 1-11 and 3 sections, commonly commercially available BOPP film carries out light transmittance, mist degree and light respectively
Damp degree is detected；
Wherein according to GB/T2410-2008 standard, mist degree is surveyed using the mist degree analyzer of model M57 for light transmittance and mist degree
?；Glossiness is measured, test result meter according to GB/T8807-1998 standard using the Grossmeters of model VG2000
Enter in following table 2；
As table 2 it is found that comparing commercially available BOPP film using BOPP film made from present invention process, mist degree is lower, thoroughly
Light rate and glossiness are more preferable, have high-permeability.
2 the performance test results of table
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of manufacture craft of adhesive tape BOPP film, which comprises the steps of:
(1) raw material and auxiliary agent: uniformly being mixed 20~30min by ingredient by a certain percentage, spare；
(2) it squeezes out: the material mixed is fed in extruder, the flat die gap through extruder squeezes out, wherein barrel temperature
It is 180~210 DEG C for 190~250 DEG C, extruding zone nozzle temperature, and barrel temperature is greater than extruding zone nozzle temperature；
(3) slab is cooling: it is cooling to carry out slab to film using cold drum；
(4) it stretches: longitudinal stretching and cross directional stretch is carried out to film after cooling；
(5) it draws trimming: the film after stretching being cooled down by traction device, is cooled to 80 DEG C hereinafter, carrying out thickness measuring again
And cutting；
(6) it winds: using winder by film harvest clot；
(7) ageing treatment: film roll being placed in ageing treatment frame and carries out ageing treatment, and temperature is maintained at 20~35 DEG C, is placed
Time is 48~72h.
2. the manufacture craft of adhesive tape BOPP film according to claim 1, which is characterized in that the cooling temperature of the cold drum
Degree is 25 DEG C~35 DEG C, and the slab is cooling using quenching slab.
3. the manufacture craft of adhesive tape BOPP film according to claim 1, which is characterized in that the temperature of the longitudinal stretching
Degree is 100~120 DEG C, and the temperature stretching in the transverse direction is 140~150 DEG C.
4. the manufacture craft of adhesive tape BOPP film according to claim 1, which is characterized in that the thickness model of the thickness measuring
Enclose is 10 μm~60 μm.
5. the manufacture craft of adhesive tape BOPP film according to claim 1, which is characterized in that the raw material includes as follows
The component of parts by weight:
Homopolypropylene: 100~120 parts；
Heat stabilizer: 0.5~1 part.
6. the manufacture craft of adhesive tape BOPP film according to claim 5, which is characterized in that the heat stabilizer uses
Parts by weight are the 3- aryl-benzofuranone and calcium stearate of 1:1.
7. the manufacture craft of adhesive tape BOPP film according to claim 1, which is characterized in that the auxiliary agent includes as follows
The component of parts by weight:
Antitack agent: 0.1~1 part；
Clarifier: 4~6 parts.
8. the manufacture craft of adhesive tape BOPP film according to claim 7, which is characterized in that the antitack agent uses glass
One of glass microballon, silica and calcium carbonate are a variety of.
9. the manufacture craft of adhesive tape BOPP film according to claim 7, which is characterized in that the partial size of the antitack agent
Less than 380nm.
10. the manufacture craft of adhesive tape BOPP film according to claim 7, which is characterized in that the clarifier uses
D-sorbite, to one of 2-methyl-2-phenylpropane formic acid and polyvinyl cyclosilane or a variety of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910326441.3A CN109971075A (en) | 2019-04-23 | 2019-04-23 | A kind of manufacture craft of adhesive tape BOPP film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910326441.3A CN109971075A (en) | 2019-04-23 | 2019-04-23 | A kind of manufacture craft of adhesive tape BOPP film |
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| CN109971075A true CN109971075A (en) | 2019-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910326441.3A Pending CN109971075A (en) | 2019-04-23 | 2019-04-23 | A kind of manufacture craft of adhesive tape BOPP film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223797A (en) * | 2020-09-21 | 2021-01-15 | 瑞安市东威塑胶有限公司 | Production process of BOPP film |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101531083A (en) * | 2009-03-10 | 2009-09-16 | 安徽国风塑业股份有限公司 | Low frog degree BOPP film and production process thereof |
| CN103087402A (en) * | 2011-10-28 | 2013-05-08 | 中国石油化工股份有限公司 | Polypropylene composition and preparation method thereof, and stretched film prepared from polypropylene composition |
| CN104589676A (en) * | 2014-11-28 | 2015-05-06 | 桐城市福润包装材料有限公司 | Production process of BOPP thin film |
-
2019
- 2019-04-23 CN CN201910326441.3A patent/CN109971075A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101531083A (en) * | 2009-03-10 | 2009-09-16 | 安徽国风塑业股份有限公司 | Low frog degree BOPP film and production process thereof |
| CN103087402A (en) * | 2011-10-28 | 2013-05-08 | 中国石油化工股份有限公司 | Polypropylene composition and preparation method thereof, and stretched film prepared from polypropylene composition |
| CN104589676A (en) * | 2014-11-28 | 2015-05-06 | 桐城市福润包装材料有限公司 | Production process of BOPP thin film |
Non-Patent Citations (1)
| Title |
|---|
| 刘程: "《食品添加剂实用大全》", 31 January 2004, 北京工业大学出版社出版 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223797A (en) * | 2020-09-21 | 2021-01-15 | 瑞安市东威塑胶有限公司 | Production process of BOPP film |
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Application publication date: 20190705 |
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