CN112812696A - Pasting packaging material with shading and oxygen blocking functions and preparation method thereof - Google Patents

Pasting packaging material with shading and oxygen blocking functions and preparation method thereof Download PDF

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Publication number
CN112812696A
CN112812696A CN202011636919.1A CN202011636919A CN112812696A CN 112812696 A CN112812696 A CN 112812696A CN 202011636919 A CN202011636919 A CN 202011636919A CN 112812696 A CN112812696 A CN 112812696A
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China
Prior art keywords
master batch
packaging material
oxygen
layer
polyacrylate glue
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CN202011636919.1A
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CN112812696B (en
Inventor
李立
司徒灼铝
唐贤坤
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Shenzhen Changmao Mucilage Glue New Material Co ltd
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Shenzhen Changmao Mucilage Glue New Material Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/21—Paper; Textile fabrics
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
    • C09J133/04—Homopolymers or copolymers of esters
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2400/00—Presence of inorganic and organic materials
    • C09J2400/20—Presence of organic materials
    • C09J2400/26—Presence of textile or fabric
    • C09J2400/263—Presence of textile or fabric in the substrate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2433/00—Presence of (meth)acrylic polymer
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2433/00—Presence of (meth)acrylic polymer
    • C09J2433/006—Presence of (meth)acrylic polymer in the substrate

Abstract

The invention belongs to the technical field of materials, and particularly relates to a pasting packaging material with shading and oxygen blocking functions and a preparation method thereof. The packaging material bar comprises an outer layer, a middle layer and an inner layer, wherein the outer layer is made of polyacrylate glue and white master batch, the middle layer is made of polyacrylate glue, leather fiber and white master batch through hot pressing, and the inner layer is made of polyacrylate glue and black master batch. The pasting packaging material with the shading and oxygen-blocking functions is a pasting packaging material integrating shading, heat sealing, oxygen-blocking and printing into a whole.

Description

Pasting packaging material with shading and oxygen blocking functions and preparation method thereof
Technical Field
The invention belongs to the technical field of materials, and particularly relates to a pasting packaging material with shading and oxygen blocking functions and a preparation method thereof.
Background
Products in the fields of food, medicine and chemistry are increasingly abundant, and many of the products are sensitive to light and oxygen and are easy to deteriorate under the action of light and oxygen, so that the requirements for shading and blocking oxygen are higher and higher. In addition, the outer surface of the packaging material is often required to be printed with information of the product, and therefore, a packaging material having excellent printing property on the surface and having light-shielding and oxygen-blocking properties is increasingly popular.
Disclosure of Invention
The invention provides a pasting packaging material with shading and oxygen blocking functions and a preparation method thereof.
The invention is realized by the following technical scheme:
the adhesive packaging material with the light-shading and oxygen-blocking functions comprises an outer layer, a middle layer and an inner layer, wherein the outer layer is made of polyacrylate glue and white master batch, the middle layer is made of polyacrylate glue, leather fiber and white master batch through hot pressing, and the inner layer is made of polyacrylate glue and black master batch.
Furthermore, the white master batch in the outer layer is calcium carbonate powder with the mesh number of 300 meshes, and the addition amount of the white master batch is 2-4% of that of the polyacrylate glue.
Furthermore, the black master batch in the inner layer is black carbon with the mesh number of 300 meshes, and the addition amount of the black master batch is 2-4% of that of the polyacrylate glue.
Furthermore, the leather fiber in the middle layer is obtained by crushing waste leather into 300 meshes, boiling the waste leather with 30% sodium hydroxide solution for half an hour, filtering and drying.
Furthermore, the mass ratio of the polyacrylate glue, the leather fiber and the white master batch in the middle layer is 100:10: 3.
A preparation method of an adhesive packaging material with light-shading and oxygen-blocking functions comprises the following steps:
(1) firstly, mixing polyacrylate glue, leather fiber and white master batch in proportion, dispersing for 5min at 1200R/min in a high-speed mixer, and dispersing polyacrylate glue and white master batch on the outer layer and polyacrylate glue and black master batch on the inner layer for 5min at 1200R/min in the high-speed mixer respectively for later use;
(2) coating the mixture of the middle layer on a substrate, drying at 60 deg.C for 30min, heating in a mold at 100 deg.C, and hot-pressing to form to a thickness of 80 um;
(3) then, the mixture of the outer layer and the inner layer is respectively coated on the upper side and the lower side of the middle layer, and the mixture is dried for 5min at 110 ℃, and the thickness is controlled to be 20 um.
In the invention, the used equipment such as a scraper type coating device and a coating machine is common equipment in the field of film materials and can be obtained commercially. The function of each layer is designed in such a way that the outer layer (printing layer) is white and plays roles of moisture resistance and light resistance; the middle layer is white, and has the functions of covering the inner layer and resisting moisture; the inner layer is black and plays the roles of shading and heat sealing.
The invention has the beneficial effects that:
(1) the pasting packaging material with the shading and oxygen-blocking functions is a pasting packaging material integrating shading, heat sealing, oxygen-blocking and printing into a whole.
(2) The adhesive packaging material with the shading and oxygen-blocking functions adopts a blended three-layer design black-white film, and is good in shading and oxygen-blocking properties.
(3) The adhesive packaging material with the light-shading and oxygen-blocking functions is coated with a printing coating, so that characters on the packaging material can be conveniently printed.
(4) The adhesive packaging material with the shading and oxygen-blocking functions has high initial adhesion and good laminating property.
Detailed Description
The present invention will be further described with reference to specific examples so that those skilled in the art may better understand the present invention, but the present invention is not limited thereto.
Example 1
The adhesive packaging material with the light-shading and oxygen-blocking functions comprises an outer layer, a middle layer and an inner layer, wherein the outer layer is made of polyacrylate glue and white master batch, the middle layer is made of polyacrylate glue, leather fiber and white master batch through hot pressing, and the inner layer is made of polyacrylate glue and black master batch. The white master batch in the outer layer is calcium carbonate powder with the mesh number of 300 meshes, and the addition amount of the white master batch is 3 percent of that of the polyacrylate glue. The black master batch in the inner layer is black carbon with the mesh number of 300, and the addition amount of the black master batch is 3% of that of the polyacrylate glue. The leather fiber in the middle layer is obtained by crushing waste leather into 300 meshes, boiling the waste leather with 30% sodium hydroxide solution for half an hour, filtering and drying. In the middle layer, the mass ratio of the polyacrylate glue, the leather fiber and the white master batch is 100:10: 3.
A preparation method of an adhesive packaging material with light-shading and oxygen-blocking functions comprises the following steps:
(1) firstly, mixing polyacrylate glue, leather fiber and white master batch in proportion, dispersing for 5min at 1200R/min in a high-speed mixer, and dispersing polyacrylate glue and white master batch on the outer layer and polyacrylate glue and black master batch on the inner layer for 5min at 1200R/min in the high-speed mixer respectively for later use;
(2) coating the mixture of the middle layer on a substrate, drying at 60 deg.C for 30min, heating in a mold at 100 deg.C, and hot-pressing to form to a thickness of 80 um;
(3) then, the mixture of the outer layer and the inner layer is respectively coated on the upper side and the lower side of the middle layer, and the mixture is dried for 5min at 110 ℃, and the thickness is controlled to be 20 um.
Example 2
The adhesive packaging material with the light-shading and oxygen-blocking functions comprises an outer layer, a middle layer and an inner layer, wherein the outer layer is made of polyacrylate glue and white master batch, the middle layer is made of polyacrylate glue, leather fiber and white master batch through hot pressing, and the inner layer is made of polyacrylate glue and black master batch. The white master batch in the outer layer is calcium carbonate powder with the mesh number of 300 meshes, and the addition amount of the white master batch is 2 percent of that of the polyacrylate glue. The black master batch in the inner layer is black carbon with the mesh number of 300, and the addition amount of the black master batch is 4% of that of the polyacrylate glue. The leather fiber in the middle layer is obtained by crushing waste leather into 300 meshes, boiling the waste leather with 30% sodium hydroxide solution for half an hour, filtering and drying. In the middle layer, the mass ratio of the polyacrylate glue, the leather fiber and the white master batch is 100:10: 3.
A preparation method of an adhesive packaging material with light-shading and oxygen-blocking functions comprises the following steps:
(1) firstly, mixing polyacrylate glue, leather fiber and white master batch in proportion, dispersing for 5min at 1200R/min in a high-speed mixer, and dispersing polyacrylate glue and white master batch on the outer layer and polyacrylate glue and black master batch on the inner layer for 5min at 1200R/min in the high-speed mixer respectively for later use;
(2) coating the mixture of the middle layer on a substrate, drying at 60 deg.C for 30min, heating in a mold at 100 deg.C, and hot-pressing to form to a thickness of 80 um;
(3) then, the mixture of the outer layer and the inner layer is respectively coated on the upper side and the lower side of the middle layer, and the mixture is dried for 5min at 110 ℃, and the thickness is controlled to be 20 um.
Example 3
The adhesive packaging material with the light-shading and oxygen-blocking functions comprises an outer layer, a middle layer and an inner layer, wherein the outer layer is made of polyacrylate glue and white master batch, the middle layer is made of polyacrylate glue, leather fiber and white master batch through hot pressing, and the inner layer is made of polyacrylate glue and black master batch. The white master batch in the outer layer is calcium carbonate powder with the mesh number of 300 meshes, and the addition amount of the white master batch is 4 percent of that of polyacrylate glue. The black master batch in the inner layer is black carbon with the mesh number of 300, and the addition amount of the black master batch is 2% of that of the polyacrylate glue. The leather fiber in the middle layer is obtained by crushing waste leather into 300 meshes, boiling the waste leather with 30% sodium hydroxide solution for half an hour, filtering and drying. In the middle layer, the mass ratio of the polyacrylate glue, the leather fiber and the white master batch is 100:10: 3.
A preparation method of an adhesive packaging material with light-shading and oxygen-blocking functions comprises the following steps:
(1) firstly, mixing polyacrylate glue, leather fiber and white master batch in proportion, dispersing for 5min at 1200R/min in a high-speed mixer, and dispersing polyacrylate glue and white master batch on the outer layer and polyacrylate glue and black master batch on the inner layer for 5min at 1200R/min in the high-speed mixer respectively for later use;
(2) coating the mixture of the middle layer on a substrate, drying at 60 deg.C for 30min, heating in a mold at 100 deg.C, and hot-pressing to form to a thickness of 80 um;
(3) then, the mixture of the outer layer and the inner layer is respectively coated on the upper side and the lower side of the middle layer, and the mixture is dried for 5min at 110 ℃, and the thickness is controlled to be 20 um.
Comparative example 1
Same as example 1 except that no leather fiber was added to the middle layer.
Comparative example 2
The same as example 1, except that the middle layer was prepared by coating and then drying at 120 c, instead of hot pressing.
Comparative example 3
The same as example 1 except that the waste leather in the middle layer was directly added after being pulverized to 300 mesh.
Test results
Figure BDA0002878747030000041

Claims (6)

1. The adhesive packaging material with the light-shading and oxygen-blocking functions is characterized by comprising an outer layer, a middle layer and an inner layer, wherein the outer layer is made of polyacrylate glue and white master batch, the middle layer is made of polyacrylate glue, leather fiber and white master batch through hot pressing, and the inner layer is made of polyacrylate glue and black master batch.
2. The pasting packaging material with the light-shielding and oxygen-blocking functions as claimed in claim 1, wherein the white master batch in the outer layer is calcium carbonate powder with a mesh size of 300 meshes, and the addition amount is 2-4% of the polyacrylate glue.
3. The pasting packaging material with the light-shielding and oxygen-blocking functions as claimed in claim 1, wherein the black master batch in the inner layer is black carbon with 300 meshes, and the addition amount is 2-4% of the polyacrylate glue.
4. The pasting packaging material with the functions of shading light and blocking oxygen as claimed in claim 1, wherein the leather fiber in the middle layer is obtained by pulverizing waste leather to 300 meshes, boiling with 30% sodium hydroxide solution for half an hour, filtering and drying.
5. The pasting packaging material with the light-shielding and oxygen-blocking functions as claimed in claim 1, wherein the mass ratio of the polyacrylate glue, the leather fiber and the white masterbatch in the middle layer is 100:10: 3.
6. A preparation method of an adhesive packaging material with light-shading and oxygen-blocking functions is characterized by comprising the following steps:
(1) firstly, mixing polyacrylate glue, leather fiber and white master batch in proportion, dispersing for 5min at 1200R/min in a high-speed mixer, and dispersing polyacrylate glue and white master batch on the outer layer and polyacrylate glue and black master batch on the inner layer for 5min at 1200R/min in the high-speed mixer respectively for later use;
(2) coating the mixture of the middle layer on a substrate, drying at 60 deg.C for 30min, heating in a mold at 100 deg.C, and hot-pressing to form to a thickness of 80 um;
(3) then, the mixture of the outer layer and the inner layer is respectively coated on the upper side and the lower side of the middle layer, and the mixture is dried for 5min at 110 ℃, and the thickness is controlled to be 20 um.
CN202011636919.1A 2020-12-31 2020-12-31 Pasting packaging material with shading and oxygen blocking functions and preparation method thereof Active CN112812696B (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08127757A (en) * 1994-10-29 1996-05-21 Masaru:Kk Acrylic adhesive
CN105979973A (en) * 2013-10-04 2016-09-28 罗塞尔工业公司 Non-self-adherent coating materials
CN107429130A (en) * 2015-03-23 2017-12-01 3M创新有限公司 The manufacture method of the electronic equipment and two-sided tape of two-sided tape including the two-sided tape

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08127757A (en) * 1994-10-29 1996-05-21 Masaru:Kk Acrylic adhesive
CN105979973A (en) * 2013-10-04 2016-09-28 罗塞尔工业公司 Non-self-adherent coating materials
CN107429130A (en) * 2015-03-23 2017-12-01 3M创新有限公司 The manufacture method of the electronic equipment and two-sided tape of two-sided tape including the two-sided tape

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
刘旭峰 等: "《生活中的化学》", 31 August 2019, 中国纺织出版社 *

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