CN111117524B - Adhesive resin for aluminum ceiling - Google Patents
Adhesive resin for aluminum ceiling Download PDFInfo
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- CN111117524B CN111117524B CN201911400152.XA CN201911400152A CN111117524B CN 111117524 B CN111117524 B CN 111117524B CN 201911400152 A CN201911400152 A CN 201911400152A CN 111117524 B CN111117524 B CN 111117524B
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- aluminum ceiling
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- copolymer
- bonding resin
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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
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/04—Homopolymers or copolymers of ethene
- C09J123/06—Polyethene
-
- 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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
-
- 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
- B32B27/08—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 of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- 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
- C09J7/10—Adhesives in the form of films or foils without carriers
-
- 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
- C09J7/35—Heat-activated
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
- E04F13/0866—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements composed of several layers, e.g. sandwich panels or layered panels
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- 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
- C08L2207/066—LDPE (radical process)
Abstract
The invention discloses a bonding resin for an aluminum ceiling, which effectively improves the separation of polarity and non-polarity in the bonding resin by introducing High Impact Polystyrene (HIPS) into a formula system, is beneficial to improving the bonding reaction speed, thereby improving the production efficiency, and further introduces styrene-isoprene-styrene copolymer (SIS), can greatly improve the infiltration effect on aluminum by matching with the HIPS, enhances the overall compatibility of the system, and ensures that the material has good initial adhesive property in the processing process, thereby improving the bonding speed and bonding strength.
Description
Technical Field
The invention belongs to the technical field of hot melt adhesive, and particularly relates to a bonding resin for an aluminum ceiling.
Background
Aluminum ceilings are a general term for indoor roof decorating materials, and in the past, in the traditional civilian, grass mats, reed mats, wood boards and the like are mainly used. More modern building materials are used as technology advances. The aluminum ceiling is mainly used in places such as airports, stations, office buildings, markets, subway stations, houses and the like, the design of the aluminum ceiling is wonderful and changeable, and each aluminum ceiling can create different decorative effects.
The aluminum ceiling surface is treated by a special process, is antistatic, does not drop dust and is not sticky, and the requirements of high-dust-free and high-cleanness places such as high-precision electronic factory buildings, hospital operating rooms, biological laboratories and the like can be thoroughly met. The surface treatment process of the aluminum ceiling mainly comprises film coating, roll coating and anodic oxidation. The methods of implementation and advantages of these processes vary.
The roller coating is formed by pressing through a three-coating three-baking roller coating processing technology. Its advantages are high resistance to decay, acid and alkali, and pulverization. The anode oxidation process has the advantages that: the product is healthy and environment-friendly, and does not contain harmful metal elements such as chromium, mercury, cadmium and the like; the scratch and wear resistance can reach the sapphire grade hardness; fingerprint resistance and corrosion resistance; self-cleaning, antistatic, difficult dust absorption and easy cleaning.
In the aluminum ceiling film coating process, the adhesive used in the prior art has no detailed report on the bonding system; meanwhile, manufacturers expect to improve the production speed, improve the productivity and reduce the investment of equipment cost so as to reduce the production cost. With the increase of the production speed, the time for the adhesive to have the bonding effect is reduced, the bonding strength and the bonding durability are inevitably reduced, and great instability is brought to the bonding strength and the service life of the aluminum ceiling.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a stable bonding resin for an aluminum ceiling; the bonding resin for the aluminum ceiling has high bonding strength, good bonding durability, few crystal points and good film-forming property; especially, the aluminum ceiling adhesive has high bonding speed, can finish bonding in a short time, and can ensure the bonding strength and the bonding durability, thereby effectively improving the production efficiency on the premise of ensuring the product quality of the aluminum ceiling.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the adhesive resin for the aluminum ceiling comprises the following components in percentage by weight:
5% -15% of Linear Low Density Polyethylene (LLDPE)
20% -30% of polyethylene grafted master batch
15% -25% ethylene vinyl acetate copolymer (EVA)
20% -30% Low Density Polyethylene (LDPE)
1% -5% polyolefin elastomer (POE)
5% -15% impact polystyrene (HIPS)
1% -5% of styrene-isoprene-styrene copolymer (SIS)
0.08% -0.3% of thermal oxygen stabilizer.
Further, the polyethylene grafted master batch is prepared by uniformly mixing the raw materials according to the following weight ratio and formula ratio, and granulating by a reactive double-screw extruder:
from 90% to 98% by weight of a Metallocene Linear Low Density Polyethylene (MLLDPE)
1% -5% by weight of Low Density Polyethylene (LDPE)
1% -5% by weight of homo-polypropylene (PP)
0.8 to 1.2 weight percent of unsaturated monomer
0.01-0.05 wt% of initiator.
Furthermore, the metallocene linear low density polyethylene is a linear copolymer of ethylene and a compound-olefin obtained by coordination polymerization using a metallocene compound as a catalyst.
Further, the low density polyethylene is a copolymer of ethylene and a-olefin, has a density of 0.91 to 0.94g/cm3, and has a melt index of 5 to 10g/10 min.
Further, the melt index of the homopolymerized polypropylene is 10-20g/10 min.
Further, the linear low density polyethylene is a copolymer of ethylene and an a-olefin, has a density of 0.918 to 0.935g/cm3, and has a melt index of 15 to 20g/10 min.
Further, the ethylene-vinyl acetate copolymer has a vinyl acetate content of 15% to 30%.
Further, the polyolefin elastomer is an ethylene-butene copolymer or an ethylene-octene copolymer, and the polyolefin elastomer has a high ethylene monomer content and a density of 0.85-0.89g/cm 3.
Further, the above-mentioned styrene-isoprene-styrene copolymer (SIS) has a melt index of 1.0 to 3.0g/10min (190 ℃/2.16 Kg).
By means of the technical scheme, the invention has the beneficial effects that:
according to the invention, High Impact Polystyrene (HIPS) is introduced into the formula system, so that the separation of polarity and non-polarity in the bonding resin is effectively improved, and the bonding reaction speed is favorably improved, thereby improving the production efficiency. Meanwhile, a small amount of polypropylene is introduced in the polyethylene grafting process, so that the crystal points generated in the grafting process can be greatly reduced, the PE is prone to crosslinking when meeting peroxide, the PP is prone to degradation when meeting oxide, and the crosslinking is a main factor for generating crystal points and gel. In addition, the invention can effectively reduce the viscosity of the grafting main material MLLDPE after melting by introducing a small amount of LDPE in the grafting master batch, improve the processing performance in the grafting process and ensure that the reaction extrusion is smoother.
Detailed Description
The present invention will be described in further detail with reference to the following examples, but the present invention is not limited to the following examples.
The adhesive resin for the aluminum ceiling comprises the following components in percentage by weight: 5 to 15 percent of Linear Low Density Polyethylene (LLDPE), 10 to 30 percent of polyethylene graft master batch, 15 to 25 percent of ethylene-vinyl acetate copolymer (EVA), 20 to 30 percent of Low Density Polyethylene (LDPE), 1 to 5 percent of polyolefin elastomer (POE), 5 to 15 percent of impact resistant polystyrene (HIPS), 1 to 5 percent of styrene-isoprene-styrene copolymer (SIS) and 0.08 to 0.3 percent of thermal oxygen stabilizer.
In a specific embodiment of the invention, the preparation method of the bonding resin for the aluminum ceiling is to extrude and granulate the components of the raw material formula according to the proportion by adopting a double-screw extruder to implement a plasticizing and blending process.
In a specific embodiment of the present invention, the preparation of the polyethylene graft masterbatch is: fully mixing 90-98 wt% of Metallocene Linear Low Density Polyethylene (MLLDPE), 1-5 wt% of Low Density Polyethylene (LDPE), 1-5 wt% of homo-polypropylene (PP), 0.8-1.2 wt% of unsaturated monomer and 0.01-0.05 wt% of initiator, and granulating by a reactive double-screw extruder; the metallocene linear low density polyethylene is a linear copolymer of ethylene and a homo-olefin having a narrow molecular weight distribution obtained by coordination polymerization using a metallocene compound as a catalyst, such as SP0540 of Mitsui chemical, 4404G of Dow chemical, USA; the low-density polyethylene is a copolymer of ethylene and alpha-olefin, the density is 0.91-0.94g/cm3, and the melt index is 5-10g/10 min; the melt index of the homopolymerized polypropylene is 10-20g/10 min; the unsaturated monomer is one or two of maleic anhydride and acrylic acid; the initiator is one or two of bis-2, 5-hexane or dicumyl peroxide.
In a specific embodiment of the present invention, the linear low density polyethylene is a copolymer of ethylene and an a-olefin, having a density of 0.918 to 0.935g/cm3 and a melt index of 15 to 20g/10 min.
In a specific embodiment of the present invention, the ethylene-vinyl acetate copolymer has a vinyl acetate content of 15% to 30%.
In a specific embodiment of the present invention, the low density polyethylene is a copolymer of ethylene and an a-olefin, having a density of 0.91 to 0.94g/cm3 and a melt index of 5 to 10g/10 min.
In a specific embodiment of the present invention, the polyolefin elastomer is an ethylene-butene copolymer or an ethylene-octene copolymer, and the polyolefin elastomer has a high ethylene monomer content and a density of 0.85 to 0.89g/cm 3.
In a specific embodiment of the present invention, the impact-resistant polystyrene has a melt index of 2 to 10g/10 min.
In a specific embodiment of the present invention, the styrene-isoprene-styrene copolymer (SIS) has a melt index of 1.0 to 3.0g/10min (190 ℃/2.16 Kg).
In a specific embodiment of the present invention, the thermal oxygen stabilizer is a hindered phenol antioxidant.
The invention also provides a preparation method of the bonding resin for the aluminum ceiling, which comprises the following steps: the raw materials are uniformly mixed according to the formula proportion and then granulated by a reactive double-screw extruder, wherein the rotating speed of a host is 300-500rpm, the length-diameter ratio L: D of the double-screw extruder is not less than 44:1, and the extrusion processing temperature range is 130-220 ℃.
The invention also provides an aluminum ceiling glue film structure which comprises a bonding resin layer and a white mica colored PE layer, wherein the bonding resin is the bonding resin. In the embodiment of the present invention, the adhesive film structure is a three-layer structure, in terms of weight ratio, the adhesive resin (30%) is the first layer, the white mica-colored PE layer (35%) is the second layer and the white mica-colored PE layer (35%) is the third layer, and in other embodiments, the weight ratio can be adjusted according to actual conditions.
The invention also provides an aluminum ceiling structure, which sequentially comprises a PET composite film layer, an aluminum ceiling glue film layer and an aluminum plate, wherein the PET composite film layer is a double-layer structure of PET and PE, the aluminum ceiling glue film layer is the ceiling glue film structure, the PE layer of the PET composite film layer is attached to the PE layer of the aluminum ceiling glue film layer, and the aluminum plate is attached to the bonding resin layer of the aluminum ceiling glue film layer. The PET and PE double-layer structure of the PET composite film layer can be prepared by a dry method, namely PET and PE can be compounded by a common gluing mode. The aluminum ceiling structure is formed by pressing a PET composite film, an aluminum ceiling adhesive film and an aluminum plate at high temperature and high pressure, is oil smoke resistant, is processed by a PET high-gloss film, and is convenient to clean; the wear-resistant PET coating is wear-resistant, firm and durable; moisture resistance, film covering on the surface, reduction and avoidance of direct contact between water and the aluminum material, and strong durability; the touch feeling is good, the surface is provided with a layer of film, the touch is smooth, and the cold single feeling of the metal material is changed; the color is multiple, and multiple colors can be selected; moderate price and good cost performance.
Examples
Examples 1 to 4, comparative example 1
Preparation of polyethylene graft master batch:
the polyethylene graft masterbatches of examples 1 to 4 and comparative example 1, in the following formulation proportions (in weight percent), MLLDPE: LDPE (Low-Density polyethylene): homopolymerization of PP: bis-2, 5-hexaneogen: maleic acid dry ═ 95: 2: 3: 0.025:1, and performing plasticizing and blending process by a reactive double-screw extruder to perform extrusion granulation to obtain the master batch, wherein the rotating speed of a host is 300-400rpm, the length-diameter ratio L of the extruder is more than or equal to 44:1, the extrusion processing temperature range is 80-210 ℃, and the basic physical properties of the obtained master batch are as follows:
melt index (190 ℃/2.16 Kg): 2.4; density (g/cm 3): 0.915; yield strength (MPa): 6.7; breaking strength (Mpa): 30.2 of the total weight of the mixture; elongation at break (%): 70 percent; shore D hardness (Shore D): 45.
preparation of adhesive resin for aluminum ceiling
The adhesive resin for aluminum ceilings of examples 1-4 and comparative example 1 is prepared by uniformly mixing the raw materials according to the formula ratio (weight percentage) of the following table 1, and performing extrusion granulation by a plasticizing and blending process through a twin-screw extruder, wherein the rotating speed of a host machine is 300-.
TABLE 1 raw material formulation proportions for examples 1-4 and comparative example 1
| Example 1 | Example 2 | Example 3 | Example 4 | Comparative example 1 | |
| LLDPE | 10 | 10 | 10 | 10 | 10 |
| Polyethylene grafted masterbatch | 25 | 25 | 25 | 25 | 25 |
| EVA | 20 | 20 | 20 | 20 | 20 |
| LDPE | 25 | 25 | 25 | 25 | 25 |
| POE | 3 | 3 | 3 | 3 | 3 |
| HIPS | 10 | 10 | 10 | 10 | 12 |
| SIS | 1 | 2 | 3 | 4 | - |
| Antioxidant 1010 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Antioxidant 245 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Aluminum ceiling glue film structure and preparation of aluminum ceiling structure
The products of examples 1 to 4 and comparative example 1 were each blown into a 0.08mm thick film having a three-layer structure: 30 wt% of adhesive resin/35 wt% (PE + white master), carrying out corona treatment (corona value is 40) on the PE layer, and then laminating the PE layer and the PET composite film layer at high temperature and high pressure to respectively prepare the aluminum ceiling 1,2,3,4 and 5.
Performance testing
The physical properties of the adhesive resin for aluminum ceiling and the peel strength of the aluminum ceiling structure were tested, and the test was conductedThe following Table 2 shows that the melt index was measured in GB3682-2000, the density was measured in GB1033-1986, the tensile properties were measured in GB/T1040-2006, the Shore hardness was measured in GB9342-1988, and the number of crystal points was 1m2The number of crystal points in (1).
Table 2 physical property test results
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. The adhesive resin for the aluminum ceiling comprises the following components in percentage by weight:
5% -15% of Linear Low Density Polyethylene (LLDPE)
20% -30% of polyethylene grafted master batch
15% -25% ethylene vinyl acetate copolymer (EVA)
20% -30% Low Density Polyethylene (LDPE)
1% -5% polyolefin elastomer (POE)
5% -15% impact polystyrene (HIPS)
1% -5% of styrene-isoprene-styrene copolymer (SIS)
0.08% -0.3% of thermal oxygen stabilizer.
2. The bonding resin for aluminum ceiling as recited in claim 1, wherein: the polyethylene grafted master batch is prepared by uniformly mixing the following raw materials according to the following weight ratio and formula ratio, and granulating by a reactive double-screw extruder:
from 90% to 98% by weight of a Metallocene Linear Low Density Polyethylene (MLLDPE)
1% -5% by weight of Low Density Polyethylene (LDPE)
1% -5% by weight of homo-polypropylene (PP)
0.8 to 1.2 weight percent of unsaturated monomer
0.01-0.05 wt% of initiator
The weight percentage of the components is 100 percent.
3. The bonding resin for aluminum ceiling as recited in claim 2, wherein: the metallocene linear low density polyethylene is a linear copolymer of ethylene and olefin obtained by coordination polymerization by using a metallocene compound as a catalyst.
4. The bonding resin for aluminum ceiling according to claim 1 or 2, wherein: the low density polyethylene is a copolymer of ethylene and alpha-olefin, has a density of 0.91-0.94g/cm3 and a melt index of 5-10g/10 min.
5. The bonding resin for aluminum ceiling as recited in claim 2, wherein: the melt index of the homopolymerized polypropylene is 10-20g/10 min.
6. The bonding resin for aluminum ceiling as recited in claim 1, wherein: the linear low density polyethylene is a copolymer of ethylene and a-olefin, has a density of 0.918-0.935g/cm3 and a melt index of 15-20g/10 min.
7. The bonding resin for aluminum ceiling as recited in claim 1, wherein: the ethylene-vinyl acetate copolymer has a vinyl acetate content of 15% to 30%.
8. The bonding resin for aluminum ceiling as recited in claim 1, wherein: the polyolefin elastomer is an ethylene-butene copolymer or an ethylene-octene copolymer, and the polyolefin elastomer has a high ethylene monomer content and a density of 0.85-0.89g/cm 3.
9. The bonding resin for aluminum ceiling as recited in claim 1, wherein: the styrene-isoprene-styrene copolymer (SIS) has a melt index of 1.0 to 3.0g/10 min.
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| CN201911400152.XA CN111117524B (en) | 2019-12-30 | 2019-12-30 | Adhesive resin for aluminum ceiling |
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| CN111634084A (en) * | 2020-05-28 | 2020-09-08 | 广东中晨电子科技有限公司 | PCB back drilling cover plate and manufacturing method thereof |
| CN112480845B (en) * | 2020-11-30 | 2022-12-20 | 河源市普立隆新材料科技有限公司 | Adhesive for heat insulation tile and preparation method thereof |
| CN114507491B (en) * | 2022-02-25 | 2023-09-05 | 金发科技股份有限公司 | Polyethylene hot melt adhesive material and preparation method and application thereof |
| CN116063961B (en) * | 2023-03-17 | 2023-08-01 | 浙江中聚材料有限公司 | Novel bonding material and preparation method and application thereof |
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| CN104356977B (en) * | 2014-11-27 | 2018-01-09 | 河源市普立隆新材料科技有限公司 | A kind of preparation method of multi-layer co-extruded plastics composite soft tube adhering resin |
| CN104371597B (en) * | 2014-12-02 | 2017-11-07 | 河源市普立隆新材料科技有限公司 | A kind of preparation method of multi-layer co-extruded barrier package polypropylene adhering resin |
| CN108070334A (en) * | 2017-12-26 | 2018-05-25 | 上海邦中高分子材料有限公司 | A kind of composited aluminum and plastic decking adhering resin |
| CN109321172A (en) * | 2018-10-17 | 2019-02-12 | 河源市普立隆新材料科技有限公司 | Adhering resin for aluminium-plastic board, preparation method and aluminium-plastic panel |
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