CN105128472B - A kind of matt BOPP film and preparation method thereof - Google Patents
A kind of matt BOPP film and preparation method thereof Download PDFInfo
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- CN105128472B CN105128472B CN201510547694.5A CN201510547694A CN105128472B CN 105128472 B CN105128472 B CN 105128472B CN 201510547694 A CN201510547694 A CN 201510547694A CN 105128472 B CN105128472 B CN 105128472B
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- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- 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
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- 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
- C08K5/10—Esters; Ether-esters
- C08K5/101—Esters; Ether-esters of monocarboxylic acids
- C08K5/103—Esters; Ether-esters of monocarboxylic acids with polyalcohols
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- 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
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
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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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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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
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- 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
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- 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
- C08K2201/017—Additives being an antistatic agent
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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
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
Abstract
The invention discloses a kind of matt BOPP film and preparation method thereof, belongs to a kind of Biaxially oriented polypropylene matt film field, and the semi-dull film is three-decker, is made of sandwich layer, upper epidermis and layer；The sandwich layer is antistatic layer.Counted using total number as 1000 parts, homopolypropylene：659 984 parts, polyethylene polypropylene blend：36 165 parts, high density polyethylene (HDPE)：0 165 parts, ternary polymerized polypropylene：0 150,0 0.3 parts of anti-blocking agent, antistatic additive：2.1 8.4 parts, modified manometer silicon dioxide：2.4 12 parts；Modified nano-titanium dioxide：0.8 21 parts.Matt BOPP film disclosed by the invention, reduces the mist degree of matt film, makes the extinction effect of matt film softer, has the extinction effect of stable and uniform, and the method production technology is easily manipulated, easy to promote.
Description
Technical field
The present invention relates to a kind of Biaxially oriented polypropylene matt film field, and specifically one kind is than normal dull film delustring
The softer BOPP film with matt visual effect of effect.
Background technology
According to the difference of product surface glossiness, product is divided into gloss, matt and delustring product three classes：Glossiness is big
In 70% referred to as gloss product, glossiness is known as delustring product less than 15%, remaining system is classified as matt product.Polypropylene disappears
The production technology comparative maturity of light film and light film, in the market have the light film and matt film product of many volume productions, but matt BOPP
Film there is no maturation to use technology at present, and the present invention is patent disclosed that a kind of matt BOPP film.
BOPP matt films are generally ABC three-decker composite membranes, and A layers are extinction layers, there is provided delustering functions, general thickness 2-3 μ
M or so, the thickness of extinction layer is very big on extinction effect influence, and the bigger extinction effect of thickness is better；B layers are sandwich layer, typically general
Logical BOPP, plays a supportive role, there is provided the mechanical performance of film；C layers according to actual needs, can be the heat-sealing with heat sealing functions
Layer or the non-hot sealing layer without heat sealing functions, non-hot sealing layer are alternatively referred to as antiblocking layers.BOPP matts film has with matt film
Identical structure.
BOPP matts film forms three layers of structure by three extruder coextrusion.First will be former used in tri- layers of A, B, C
Material is added in respective extruder, and the temperature and rotating speed of extruder are adjusted according to the material of each layer and the difference of thickness,
Raw material heats melting and converges by runner at die head in an extruder, and the sheet of thickness 1-2mm is made through quick cooling.This
When sheet there is three-decker, sheet carries out two step biaxial tensiones, the film after stretching after heating, held for some time
Held for some time is made annealing treatment at a certain temperature, and so far BOPP matts film production process terminates.
The extinction performance of matt film comes from the delustring material of extinction layer, and the production of matt film at present is by adding certain ratio
The polypropylene of example, dilution quenching material is so as to reduce mist degree, improve glossiness, but delustring material is difficult to be uniformly dispersed with polypropylene,
Cause the extinction effect of whole film surface uneven, from the appearance this it appears that film surface is in cloud.
The content of the invention
In order to solve the problems in the existing technology, the invention discloses a kind of matt BOPP film and its preparation side
Method.
Technical solution is used by the present invention solves above-mentioned technical problem：
A kind of matt BOPP film, it is characterised in that the semi-dull film is three-decker, by sandwich layer, upper epidermis and under
Top layer forms；The component of the sandwich layer is made of 3 ‰ -10 ‰ antistatic additive and 997 ‰ -993 ‰ homopolypropylene.
Further, the upper epidermis and layer are extinction layer.
Further, the up or down top layer is extinction layer, and lower or upper epidermis is hot sealing layer or non-hot sealing layer.
Further,
The hot sealing layer is made of the anti-blocking agent of heat-sealing material and 0.5-2 ‰, and the heat-sealing material is by ternary polymerized polypropylene
Composition, the component of the anti-blocking agent are silica, 1-8 μm of particle diameter；
The non-hot sealing layer (resist blocking and that layer) is made of homopolypropylene and ‰ anti-blocking agents of 0.5-2, the anti-blocking agent
Component be silica, 1-8 μm of particle diameter.
Further, the antistatic additive is made of monoglyceride, the 80%-20% amine ethoxylates of 20%-80%, the above
The two and for 100%.
Further, the extinction layer is made of delustring material, and the delustring material is polyethylene-polypropylene blend (city
Sell), high density polyethylene (HDPE), modified manometer silicon dioxide, the mixture of modified nano-titanium dioxide, its melt flow rate (MFR) 3~
15g/10min, 90~200 DEG C of fusing point, relative molecular weight 3~45000；The polyethylene-polypropylene blend, high-density polyethylene
Alkene, modified manometer silicon dioxide, the weight ratio of modified nano-titanium dioxide are (45-55)：(45-55)：(3-4)：(7-1).
The common method for preparing semi-dull film is reduced by increasing the content of polyacrylic content reduction delustring material
Mist degree, improve glossiness, and delustring material skewness in extinction layer in this method, causes the effect of delustring uneven, outside
Cloud is presented in sight.The present invention nano silicon dioxide and nano-titanium dioxide of introducing by surface modification in extinction layer
Mixture, the effect of mixture super fatting agent in extinction layer, improves delustring material dispersiveness, while silica and dioxy
Changing titanium has refractivity, when delustring material content is relatively low in system, still can obtain certain mist degree.
Above-mentioned matt BOPP film, can also be prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts,
Homopolypropylene：659-984 parts, polyethylene-polypropylene blend：36-165 parts, ternary polymerized polypropylene：0-150, prevents adhesion
0-0.3 parts of agent, antistatic additive：2.1-8.4 part, modified manometer silicon dioxide：2.4-12 part；Modified nano-titanium dioxide：0.8-
21 parts.
In the polyethylene-polypropylene blend, polyethylene and polyacrylic weight ratio are 45:55.
Further, the upper epidermis or the 1-15% that the thickness of layer is matt BOPP film gross thickness.
Present invention also offers a kind of preparation method of matt BOPP film, it is characterized in that, comprise the following steps：
1. weigh raw material according to above-mentioned parts by weight；
2. it will be added after the dry materials used in sandwich layer, upper epidermis, each layer of layer, mixing in respective extruder, thing
Expect fusion plastification in an extruder；
Converge 3. three kinds of materials after fusion plastification are extruded at die head, cooling, slab；
It is 10 μm -50 μm that 4. slab carries out longitudinal stretching and cross directional stretch to thickness after heating, keeping the temperature；
5. the slab insulation thermal finalization 4. handled by step；
6. the slab 5. handled by step is through cooling down, drawing, winding, up to matt BOPP film.
Further, step 4. described in longitudinal stretching temperature be 90-120 DEG C, longitudinal stretching multiple be 3-5 times；
Step 4. described in longitudinal stretching temperature be 140-170 DEG C, longitudinal stretching multiple be 7-9 times；
Step 5. described in insulation heat setting temperature be 150-165 DEG C.
Beneficial effects of the present invention：
1. the matt BOPP film of disclosure of the invention, by by nano silicon dioxide and nano-titanium dioxide this inorganic system
It is introduced into delustring material, nano level surface of inorganic particles is added to the effect of super fatting agent in extinction layer by organically-modified, promotees
Delustring material is preferably dispersed in extinction layer, reduce the mist degree of matt film, make the extinction effect of matt film softer, have
The extinction effect of stable and uniform, and the method production technology is easily manipulated, easy to promote.
(i.e. 2. standard deviation, standard deviation show film to 2 δ values of matt BOPP film disclosed by the invention closer to 0
The deviation of actual (real) thickness and average thickness is smaller) it is less than general thin, matt film thickness evenness is more preferable made from this patent, can
To show extinction performance evenly.
3. matt film average haze value produced by the present invention is relatively low, mist degree is more evenly distributed, and speed of production than commonly disappears
Light film improves 30% or so.For example, the speed of production of normal dull film is about 380m/min, the speed of production of this patent is reachable
To 500m/min.
4. film surface is often subject to scraping of colliding with during transport and use, delustring material medium vinyl polymer
Quality is softer, easily leads to delustring face and produces difference and the cut of surrounding film surface appearance, the aesthetics of product is affected.The present invention
Involved matt film, with the addition of a small amount of modified manometer silicon dioxide and modified nano-titanium dioxide in its extinction layer, modified
Nano silicon dioxide and modified nano-titanium dioxide can form microspike on the surface of film, reduce foreign matter and film surface
Contact area so as to reducing cut, improve the quality of matt film.
Brief description of the drawings
Attached drawing 1 in upper/under/layer be respectively extinction layer/antistatic layer/extinction layer matt BOPP film structure diagram；
Attached drawing 2 in upper/under/layer be respectively extinction layer/antistatic layer/hot sealing layer matt BOPP film structure diagram；
Attached drawing 3 in upper/under/layer be respectively extinction layer/antistatic layer/non-hot sealing layer the letter of matt BOPP film structure
Figure；
Attached drawing 4 in upper/under/layer be respectively hot sealing layer/antistatic layer/extinction layer matt BOPP film structure diagram；
Attached drawing 5 in upper/under/layer be respectively non-hot sealing layer/antistatic layer/extinction layer the letter of matt BOPP film structure
Figure.
Embodiment
With reference to attached drawing to matt BOPP film further detailed description disclosed by the invention, so that the public preferably grasps
Matt BOPP film disclosed by the invention and preparation method thereof.
Embodiment 1
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：834.12 part；Polyethylene-polypropylene blend：39.2 parts；36.8 parts of high density polyethylene (HDPE)；Ene-propylene-butene three
First copolymer polypropylene：79.84 parts；Anti-blocking agent：0.16 part, antistatic additive：5.88 parts, modified manometer silicon dioxide：2.4 part；
Modified nano-titanium dioxide：1.6 part.
Upper epidermis is extinction layer, accounts for 80 parts altogether, wherein, 39.2 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
36.8 parts, 2.4 parts of modified manometer silicon dioxide, 1.6 parts of modified nano-titanium dioxide.
Sandwich layer accounts for 840 parts altogether, wherein, 5.88 parts of antistatic additive (wherein 3.2 parts of monoglyceride, 2.68 parts of amine ethoxylate),
Poly- 834.12 parts of polypropylene.
Layer is hot sealing layer, accounts for 80 parts altogether, wherein, it is 79.86 parts of ene-propylene-butene ternary polymerized polypropylene, anti-sticking
Even 0.16 part of agent (silica, 1-8 μm of particle diameter).
The preparation method of above-mentioned matt BOPP film is as follows：
1. weigh raw material according to above-mentioned parts by weight；
2. it will be added after the dry materials used in sandwich layer, upper epidermis, each layer of layer, mixing in respective extruder, thing
Expect fusion plastification in an extruder；
Converge 3. three kinds of materials after fusion plastification are extruded at die head, cooling, slab；
4. slab after heating, keeping the temperature, carries out longitudinal stretching (105 DEG C, 5 times) and cross directional stretch (150 DEG C, 8 times) extremely
Thickness is 10 μm -50 μm；
5. the slab insulation thermal finalization (160 DEG C) 4. handled by step；
6. the slab 5. handled by step is through cooling down, drawing, winding, up to matt BOPP film.
Comparative example 1
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：834.12 part；Polyethylene-polypropylene blend：41 parts；39 parts of high density polyethylene (HDPE)；Ene-propylene-butene ternary is total to
Poly- polypropylene：79.84 parts；Anti-blocking agent：0.16 part, antistatic additive：5.88 part.
Upper epidermis is extinction layer, accounts for 80 parts altogether, wherein, 42 parts of polyethylene-polypropylene blend, 38 parts of high density polyethylene (HDPE)
Sandwich layer accounts for 840 parts altogether, wherein, 5.88 parts of antistatic additive (wherein 3.2 parts of monoglyceride, 2.68 parts of amine ethoxylate),
Poly- 834.12 parts of polypropylene.
Layer is hot sealing layer, accounts for 80 parts altogether, wherein, it is 79.86 parts of ene-propylene-butene ternary polymerized polypropylene, anti-sticking
Even 0.16 part of agent.
The preparation method of above-mentioned matt BOPP film such as embodiment 1
Embodiment 2
Matt BOPP film is prepared from the following raw materials in parts by weight：Homopolypropylene：805.14 parts, ethylene-propylene-fourth
Alkene ternary polymerized polypropylene：99.85 parts；Polyethylene-polypropylene blend：40.5 parts；Anti-blocking agent：0.15 part, antistatic additive：
4.86 part；45.45 parts of high density polyethylene (HDPE), modified manometer silicon dioxide：3.15 part；Modified nano-titanium dioxide：0.9 part.
Upper epidermis is extinction layer, accounts for 90 parts altogether, wherein, 40.5 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
45.45 parts, 3.15 parts of modified manometer silicon dioxide, 0.9 part of modified nano-titanium dioxide.
Sandwich layer accounts for 810 parts altogether, wherein, 4.86 parts of antistatic additive (wherein 2 parts of monoglyceride, 2.86 parts of amine ethoxylate), homopolymerization
805.14 parts of polypropylene.
Layer is hot sealing layer, accounts for 100 parts altogether, wherein, 99.85 parts of ene-propylene-butene ternary polymerized polypropylene, prevent
0.15 part of adhesion agent (silica, 1-8 μm of particle diameter).
Preparation method such as embodiment 1.
Comparative example 2
Matt BOPP film is prepared from the following raw materials in parts by weight：Homopolypropylene：805.14 parts, ethylene-propylene-fourth
Alkene ternary polymerized polypropylene：99.85 parts；Polyethylene-polypropylene blend：42 parts；48 parts of high density polyethylene (HDPE), anti-blocking agent：
0.15 part, antistatic additive：4.86 part；
Upper epidermis is extinction layer, accounts for 90 parts altogether, wherein, 42 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE) 48
Part,
Sandwich layer accounts for 810 parts altogether, wherein, 4.86 parts of antistatic additive (wherein 2 parts of monoglyceride, 2.86 parts of amine ethoxylate), homopolymerization
805.14 parts of polypropylene.
Layer is hot sealing layer, accounts for 100 parts altogether, wherein, 99.85 parts of ene-propylene-butene ternary polymerized polypropylene, prevent
0.15 part of adhesion agent.
Preparation method such as embodiment 1.
Embodiment 3
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：777.66 part；Polyethylene-polypropylene blend：50 parts；44.5 parts of high density polyethylene (HDPE)；Ene-propylene-butene ternary
Copolymer polypropylene：119.82 part；Anti-blocking agent：0.18 part, antistatic additive：2.34 parts, modified manometer silicon dioxide：3.5 part；Change
Property nano-titanium dioxide：2 parts.
Upper epidermis is extinction layer, accounts for 100 parts altogether, wherein, 50 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
44.5 parts, 3.5 parts of modified manometer silicon dioxide, 2 parts of modified nano-titanium dioxide.
Sandwich layer accounts for 780 parts altogether, wherein, 2.34 parts of antistatic additive (wherein 0.92 part of monoglyceride, 1.42 parts of amine ethoxylate),
Poly- 777.66 parts of polypropylene.
Layer is hot sealing layer, accounts for 120 parts altogether, wherein, 119.82 parts of ene-propylene-butene ternary polymerized polypropylene, prevent
0.18 part of adhesion agent (silica, 1-8 μm of particle diameter).
Preparation method such as embodiment 1.
Comparative example 3
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：777.66 part；Polyethylene-polypropylene blend：53 parts；47 parts of high density polyethylene (HDPE)；Ene-propylene-butene ternary is total to
Poly- polypropylene：119.82 part；Anti-blocking agent：0.18 part, antistatic additive：2.34 part,
Upper epidermis is extinction layer, accounts for 100 parts altogether, wherein, 53 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE) 47
Part.
Sandwich layer accounts for 780 parts altogether, wherein, 2.34 parts of antistatic additive (wherein 0.92 part of monoglyceride, 1.42 parts of amine ethoxylate),
Poly- 777.66 parts of polypropylene.
Layer is hot sealing layer, accounts for 120 parts altogether, wherein, 119.82 parts of ene-propylene-butene ternary polymerized polypropylene, prevent
0.18 part of adhesion agent.
Preparation method such as embodiment 1.
Embodiment 4
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：804.33 part；Polyethylene-polypropylene blend：52.8 parts；51.7 parts of high density polyethylene (HDPE)；Ene-propylene-butene three
First copolymer polypropylene：79.92 parts；Anti-blocking agent：0.08 part, antistatic additive：5.67 parts, modified manometer silicon dioxide：3.85 part；
Modified nano-titanium dioxide：1.65 part.
Upper epidermis is extinction layer, accounts for 110 parts altogether, wherein, 52.8 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
51.7 parts, 3.85 parts of modified manometer silicon dioxide, 1.65 parts of modified nano-titanium dioxide.
Sandwich layer accounts for 810 parts altogether, wherein, 5.67 parts of antistatic additive (wherein 1.9 parts of monoglyceride, 3.77 parts of amine ethoxylate),
Poly- 804.33 parts of polypropylene.
Layer is hot sealing layer, accounts for 80 parts altogether, wherein, it is 79.92 parts of ene-propylene-butene ternary polymerized polypropylene, anti-sticking
Even 0.08 part of agent (silica, 1-8 μm of particle diameter).
Preparation method such as embodiment 1.
Comparative example 4
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：804.33 part；Polyethylene-polypropylene blend：55.6 parts；54.4 parts of high density polyethylene (HDPE)；Ene-propylene-butene three
First copolymer polypropylene：79.92 parts；0.08 part of anti-blocking agent, antistatic additive：5.67 part.
Upper epidermis is extinction layer, accounts for 110 parts altogether, wherein, 52.8 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
51.7 parts.
Sandwich layer accounts for 810 parts altogether, wherein, 5.67 parts of antistatic additive (wherein 1.9 parts of monoglyceride, 3.77 parts of amine ethoxylate),
Poly- 804.33 parts of polypropylene.
Layer is hot sealing layer, accounts for 80 parts altogether, wherein, it is 79.92 parts of ene-propylene-butene ternary polymerized polypropylene, anti-sticking
Even 0.08 part of agent.
Preparation method such as embodiment 1.
Embodiment 5
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：766.15 part；Polyethylene-polypropylene blend：78 parts；60.75 parts of high density polyethylene (HDPE)；Ene-propylene-butene ternary
Copolymer polypropylene：79.92 parts；Anti-blocking agent：0.08 part, antistatic additive：3.85 parts, modified manometer silicon dioxide：5.25 part；Change
Property nano-titanium dioxide：6 parts.
Upper epidermis is extinction layer, accounts for 150 parts altogether, wherein, 78 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
60.75 parts, 5.25 parts of modified manometer silicon dioxide, 6 parts of modified nano-titanium dioxide.
Sandwich layer accounts for 770 parts altogether, wherein, 3.85 parts of antistatic additive (wherein 1.54 parts of monoglyceride, 2.31 parts of amine ethoxylate),
Poly- 766.15 parts of polypropylene.
Layer is hot sealing layer, accounts for 80 parts altogether, wherein, it is 79.92 parts of ene-propylene-butene ternary polymerized polypropylene, anti-sticking
Even 0.08 part of agent (silica, 1-8 μm of particle diameter).
Preparation method such as embodiment 1.
Comparative example 5
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：766.15 part；Polyethylene-polypropylene blend：78 parts；60.75 parts of high density polyethylene (HDPE)；Ene-propylene-butene ternary
Copolymer polypropylene：79.92 parts；0.08 part of anti-blocking agent, antistatic additive：3.85 part,
Upper epidermis is extinction layer, accounts for 150 parts altogether, wherein, 78 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
60.75 parts.
Sandwich layer accounts for 770 parts altogether, wherein, 3.85 parts of antistatic additive (wherein 1.54 parts of monoglyceride, 2.31 parts of amine ethoxylate),
Poly- 766.15 parts of polypropylene.
Layer is hot sealing layer, accounts for 80 parts altogether, wherein, it is 79.92 parts of ene-propylene-butene ternary polymerized polypropylene, anti-sticking
Even 0.08 part of agent.
Preparation method such as embodiment 1.
Embodiment 6
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：834 parts；Polyethylene-polypropylene blend：78.4 parts；73.6 parts of high density polyethylene (HDPE)；Antistatic additive：6 parts, modification is received
Rice silica：4.8 part；Modified nano-titanium dioxide：3.2 part.
Upper epidermis is extinction layer, accounts for 80 parts altogether, wherein, 39.2 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
36.8 parts, 2.4 parts of modified manometer silicon dioxide, 1.6 parts of modified nano-titanium dioxide.
Totally 840 parts of sandwich layer, wherein, 6 parts of antistatic additive (wherein 3.2 parts of monoglyceride, 2.68 parts of amine ethoxylate), homopolymerization poly- third
834 parts of alkene.
Layer is extinction layer, accounts for 80 parts altogether, wherein, 39.2 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
36.8 parts, 2.4 parts of modified manometer silicon dioxide, 1.6 parts of modified nano-titanium dioxide.
Preparation method such as embodiment 1.
Comparative example 6
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：834 parts；Polyethylene-polypropylene blend：82 parts；78 parts of high density polyethylene (HDPE)；Antistatic additive：6 parts,
Upper epidermis is extinction layer, accounts for 80 parts altogether, wherein, 41 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE) 39
Part.
Sandwich layer accounts for 840 parts altogether, wherein, 6 parts of antistatic additive (wherein 2 parts of monoglyceride, 4 parts of amine ethoxylate), homopolypropylene
834 parts.
Layer is extinction layer, accounts for 80 parts altogether, wherein, 41 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE) 39
Part.
Preparation method such as embodiment 1.
Embodiment 7
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：805 parts；Polyethylene-polypropylene blend：85.5 parts；96 parts of high density polyethylene (HDPE)；Antistatic additive：5 parts, modified Nano
Silica：6.6 part；Modified nano-titanium dioxide：1.9 part.
Upper epidermis is extinction layer, accounts for 90 parts altogether, wherein, 40.5 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
45.5 parts, 3.1 parts of modified manometer silicon dioxide, 0.9 part of modified nano-titanium dioxide.
Totally 810 parts of sandwich layer, wherein, 5 parts of antistatic additive (wherein 2 parts of monoglyceride, 3 parts of amine ethoxylate), homopolypropylene 805
Part.
Layer is extinction layer, accounts for 100 parts altogether, wherein, 45 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
50.5 parts, 3.5 parts of modified manometer silicon dioxide, 1 part of modified nano-titanium dioxide.
Preparation method such as embodiment 1.
Comparative example 7
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：805 parts；Polyethylene-polypropylene blend：89 parts；101 parts of high density polyethylene (HDPE)；Antistatic additive：5 parts,
Upper epidermis is extinction layer, accounts for 90 parts altogether, wherein, 42 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE) 48
Part.
Sandwich layer accounts for 810 parts altogether, wherein, 5 parts of antistatic additive (wherein 2.92 parts of monoglyceride, 2.08 parts of amine ethoxylate), homopolymerization
805 parts of polypropylene.
Layer is extinction layer, accounts for 100 parts altogether, wherein, 47 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE) 53
Part.
Embodiment 8
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：897.8 part；Polyethylene-polypropylene blend：50 parts；44.5 parts of high density polyethylene (HDPE)；Antistatic additive：2 parts, prevent adhesion
0.2 part of agent, modified manometer silicon dioxide：3.5 part；Modified nano-titanium dioxide：2 parts.
Upper epidermis is extinction layer, accounts for 100 parts altogether, wherein, 50 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
44.5 parts, 3.5 parts of modified manometer silicon dioxide, 2 parts of modified nano-titanium dioxide.
Totally 780 parts of sandwich layer, wherein, 2 parts of antistatic additive (wherein 0.92 part of monoglyceride, 1.08 parts of amine ethoxylate), homopolymerization gathers
778 parts of propylene.
Layer is resist blocking and that layer, accounts for 120 parts altogether, wherein, 119.8 parts of homo-polypropylene, anti-blocking agent (silica, grain
1-8 μm of footpath) 0.2 part.
Comparative example 8
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：897.8 part；Polyethylene-polypropylene blend：53 parts；47 parts of high density polyethylene (HDPE)；Antistatic additive：2 parts, anti-blocking agent
0.2 part.
Upper epidermis is extinction layer, accounts for 100 parts altogether, wherein, 53 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE) 47
Part.
Totally 780 parts of sandwich layer, wherein, 2 parts of antistatic additive (wherein 0.92 part of monoglyceride, 1.08 parts of amine ethoxylate), homopolymerization gathers
778 parts of propylene.
Layer is resist blocking and that layer, accounts for 120 parts altogether, wherein, 119.8 parts of homo-polypropylene, 0.2 part of anti-blocking agent.
Embodiment 9
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：884.14 part；Polyethylene-polypropylene blend：52.5 parts；52 parts of high density polyethylene (HDPE)；Antistatic additive：It is 5.7 parts, modified
Nano silicon dioxide：3.85 part；Modified nano-titanium dioxide：1.65 part, 0.16 part of anti-blocking agent.
Upper epidermis is extinction layer, accounts for 110 parts altogether, wherein, 52.5 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
52 parts, 3.85 parts of modified manometer silicon dioxide, 1.65 parts of modified nano-titanium dioxide.
Totally 810 parts of sandwich layer, wherein, 5.7 parts of antistatic additive (wherein 1.9 parts of monoglyceride, 3.8 parts of amine ethoxylate), homopolymerization gathers
804.3 parts of propylene.
Layer is resist blocking and that layer, accounts for 80 parts altogether, wherein, 79.84 parts of homo-polypropylene, anti-blocking agent (silica, particle diameter
1-8 μm) 0.16 part.
Comparative example 9
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：884.14 part；Polyethylene-polypropylene blend：56 parts；54 parts of high density polyethylene (HDPE)；Antistatic additive：5.7 part；Prevent adhesion
0.16 part of agent.
Upper epidermis is extinction layer, accounts for 110 parts altogether, wherein, 56 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE) 54
Part.
Totally 810 parts of sandwich layer, wherein, 5.7 parts of antistatic additive (wherein 1.9 parts of monoglyceride, 3.8 parts of amine ethoxylate), homopolymerization gathers
804.3 parts of propylene.
Layer is resist blocking and that layer, accounts for 80 parts altogether, wherein, 79.84 parts of homopolypropylene, 0.16 part of anti-blocking agent.
Embodiment 10
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：845.99 part；Polyethylene-polypropylene blend：78 parts；60.75 parts of high density polyethylene (HDPE)；Anti-blocking agent：0.16 part, resist
Electrostatic agent：3.85 parts, modified manometer silicon dioxide：5.25 part；Modified nano-titanium dioxide：6 parts.
Upper epidermis is extinction layer, accounts for 150 parts altogether, wherein, 78 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
60.75 parts, 5.25 parts of modified manometer silicon dioxide, 6 parts of modified nano-titanium dioxide.
Sandwich layer accounts for 770 parts altogether, wherein, 3.85 parts of antistatic additive (wherein 1.54 parts of monoglyceride, 2.31 parts of amine ethoxylate),
Poly- 766.15 parts of polypropylene.
Layer is resist blocking and that layer, accounts for 80 parts altogether, wherein, 79.84 parts of homopolypropylene, anti-blocking agent (silica, grain
1-8 μm of footpath) 0.16 part.
Preparation method such as embodiment 1.
Comparative example 10
The matt BOPP film is prepared from the following raw materials in parts by weight：Counted using total number as 1000 parts, homopolymerization gathers
Propylene：856 parts；Polyethylene-polypropylene blend：84 parts；65.8 parts of high density polyethylene (HDPE)；0.16 part of anti-blocking agent, it is antistatic
Agent：3.85 part,
Upper epidermis is extinction layer, accounts for 150 parts altogether, wherein, 84 parts of polyethylene-polypropylene blend, high density polyethylene (HDPE)
65.7 parts.
Sandwich layer accounts for 770 parts altogether, wherein, 3.85 parts of antistatic additive (wherein 1.54 parts of monoglyceride, 2.31 parts of amine ethoxylate),
Poly- 766.15 parts of polypropylene.
Layer is resist blocking and that layer, accounts for 80 parts altogether, wherein, 79.84 parts of ene-propylene-butene ternary polymerized polypropylene, prevent
0.16 part of adhesion agent.
Preparation method such as embodiment 1.
In above comparative example and embodiment, the polyethylene of polyethylene-polypropylene blend and polyacrylic weight ratio are 45:
55。
Modified manometer silicon dioxide in above example is purchased from the prosperous safe micro-nano chemical plant in Shouguang City of Shandong Province；Modified Nano
Titanium dioxide is purchased from Nanjing University of Technology's nano application research center.
BOPP film made from above example and comparative example is tested for the property, used test equipment model with
And referenced standard is as follows：
A. since influence of the thickness to its performance of film is very big, it is desirable to which the thickness evenness of basement membrane will be got well, and pass through thickness
Thickness evenness can be characterized by spending the test of 2 δ of test result.The calibrator model Millimar1240 used
(MahrGmbH Ma Er companies), the testing standard of reference is GB/T10003-2008；
1 film thickness performance data of table
| 2δ | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Comparative example | 1.99 | 1.67 | 1.53 | 1.74 | 1.57 | 1.72 | 1.68 | 1.64 | 1.58 | 1.94 |
| Embodiment | 0.93 | 1.05 | 1.33 | 1.24 | 1.05 | 0.88 | 0.93 | 0.92 | 0.90 | 1.09 |
2 δ values, that is, standard deviation, standard deviation are got over closer to the deviation of 0 actual (real) thickness for showing film and average thickness
It is small.In terms of the result of test, matt film thickness evenness is more preferable made from this patent, can show extinction evenly
Energy.
B. the mist degree of film can directly reflect that the extinction effect of matt film and the uniformity of delustring, test use
The transmittance haze instrument of EEL57D (Diffusion companies), the testing standard of reference is GB/T2410-2008；
2 Film Haze performance data of table
| Haze | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| Comparative example | 78.7 | 78.6 | 80.9 | 81 | 80.6 | 78.8 | 78.7 | 77.6 | 77.3 | 78.0 |
| Embodiment | 81.4 | 81.4 | 82.4 | 82.7 | 82.1 | 82.3 | 82.0 | 82.5 | 81.9 | 83.0 |
From result it can be found that matt film mist degree is more evenly distributed made from this patent, average haze value higher, and produce
Speed improves 30% than normal dull film.
C. the anti-scratch performance of film enough reflects the ability that its anti-foreign matter scratches, and anti-scratch is stronger, its surface is not allowed more
Cut is also easy to produce, vice versa.The testing standard used is BS EN 438-2-2005：25, the use of instrument is Taber 710
Type, TABER instrument companies of the U.S..Tested since load is 0.3N, the retest on the position of interval 0.5mm of each load
Twice.For same sample, 1mm, load reduction 0.05N are spaced, the step of repetition above, until load is 0.05N.Pass through
The width of 0-500 times of micro- sem observation and measurement cut, under equal force value, the width of cut is wider, the anti-scratch of film
Can be better.
3 film anti-scratch performance data of table
Claims (5)
- A kind of 1. matt BOPP film, it is characterised in that the matt BOPP film is three-decker, by sandwich layer, upper epidermis and Layer forms；The component of the sandwich layer is made of 3 ‰ -7 ‰ antistatic additive and 997 ‰ -993 ‰ homopolypropylene；The antistatic additive is made of monoglyceride, the 80%-20% amine ethoxylates of 20%-80%, both above and for 100%；The upper epidermis and layer are extinction layer；The up or down top layer is extinction layer, and lower or upper epidermis is hot sealing layer or non-hot sealing layer；The extinction layer is made of delustring material, and the delustring material is polyethylene-polypropylene blend, high density polyethylene (HDPE), modification The mixture of nano silicon dioxide, modified nano-titanium dioxide, 3 ~ 15g/10min of its melt flow rate (MFR), 90 ~ 200 DEG C of fusing point, Relative molecular weight 3 ~ 45000；The polyethylene-polypropylene blend, high density polyethylene (HDPE), modified manometer silicon dioxide, modification The weight ratio of nano-titanium dioxide is（45-55）：（45-55）：（3-4）：（7-1）.
- 2. matt BOPP film according to claim 1, it is characterised in thatThe hot sealing layer is made of the anti-blocking agent of heat-sealing material and 0.5-2 ‰, and the heat-sealing material is made of ternary polymerized polypropylene, The component of the anti-blocking agent is silica, 1-8 μm of particle diameter；The non-hot sealing layer is made of homopolypropylene and ‰ anti-blocking agents of 0.5-2, and the component of the anti-blocking agent is titanium dioxide Silicon, 1-8 μm of particle diameter.
- 3. according to any matt BOPP films of claim 1-2, it is characterised in that the thickness of the upper epidermis or layer Spend for the 1-15% of matt BOPP film gross thickness.
- 4. according to the preparation method of any matt BOPP films of claim 1-2, it is characterized in that, comprise the following steps：1. weigh raw material according to any parts by weight of claim 1-2；2. will be added after the dry materials used in sandwich layer, upper epidermis, each layer of layer, mixing in respective extruder, material exists Fusion plastification in extruder；Converge 3. three kinds of materials after fusion plastification are extruded at die head, cooling, slab；It is 10 μm -50 μm that 4. slab carries out longitudinal stretching and cross directional stretch to thickness after heating, keeping the temperature；5. the slab insulation thermal finalization 4. handled by step；6. the slab 5. handled by step is through cooling down, drawing, winding, up to matt BOPP film.
- 5. the preparation method of matt BOPP film according to claim 4, it is characterized in that,Step 4. described in longitudinal stretching temperature be 105 DEG C, longitudinal stretching multiple be 5 times；Step 4. described in temperature stretching in the transverse direction be 150 DEG C, cross directional stretch multiple be 8 times；Step 5. described in insulation heat setting temperature be 150-165 DEG C.
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| CN105415834B (en) * | 2015-12-25 | 2017-12-29 | 广东德冠薄膜新材料股份有限公司 | Invisible laser anti-counterfeiting compound film and its preparation method and application |
| CN106188859A (en) * | 2016-07-29 | 2016-12-07 | 启明新材料股份有限公司 | A kind of delustring bag film |
| CN106243492A (en) * | 2016-07-29 | 2016-12-21 | 启明新材料股份有限公司 | A kind of pre-coating film basement membrane |
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| CN106273970A (en) * | 2016-08-03 | 2017-01-04 | 海宁长昆包装有限公司 | Biaxially oriented polypropylene heat-sealing film that a kind of coefficient of friction is low and preparation method thereof |
| CN108263058B (en) * | 2016-12-30 | 2020-04-10 | 中国石油天然气股份有限公司 | BOPP (biaxially-oriented polypropylene) matt film and preparation method thereof |
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| CN109228594A (en) * | 2018-09-11 | 2019-01-18 | 嘉兴鹏翔包装材料有限公司 | A kind of label dumb light BOPP aluminizer and its production technology |
| CN112694675A (en) * | 2020-12-16 | 2021-04-23 | 安徽金田高新材料股份有限公司 | Semi-dull master batch and preparation method thereof |
| CN115230272B (en) * | 2022-07-11 | 2023-04-25 | 瑞安市东威塑胶有限公司 | Double-sided extinction heat-resistant BOPP (biaxially-oriented Polypropylene) diaphragm and preparation method thereof |
| CN115556451B (en) * | 2022-10-21 | 2023-06-13 | 广东德冠薄膜新材料股份有限公司 | Low-temperature heat-seal biaxially oriented polypropylene extinction film and preparation method and application thereof |
| CN116141790A (en) * | 2022-12-08 | 2023-05-23 | 天津市华恒包装材料有限公司 | BOPP high-permeability single-sided heat-sealing film |
| CN115847980A (en) * | 2023-02-28 | 2023-03-28 | 天津市华恒包装材料有限公司 | BOPP extinction transfer film |
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Address after: 273200 9 St. Cheng Road, Surabaya Economic Development Zone, Jining, Shandong Patentee after: Shandong Shun Kai composite material Co., Ltd. Address before: 273200 Surabaya Economic Development Zone, Jining, Shandong Province Patentee before: Sishui Shandong Kang get Xin composite Co., Ltd |