CN106589536A - Granulating method of granular material for hot melt adhesive film, and granular material and application thereof - Google Patents
Granulating method of granular material for hot melt adhesive film, and granular material and application thereof Download PDFInfo
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- CN106589536A CN106589536A CN201611087547.5A CN201611087547A CN106589536A CN 106589536 A CN106589536 A CN 106589536A CN 201611087547 A CN201611087547 A CN 201611087547A CN 106589536 A CN106589536 A CN 106589536A
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
- B29C41/26—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length by depositing flowable material on a rotating drum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92209—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
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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
-
- 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
Abstract
The invention relates to a granulating method of a granular material for hot melt adhesive film, and a granular material and an application thereof. On one hand, The granulating method comprises the steps: adding main resin, functional resin, an inorganic filler and a part of a tackifier to a mixing machine, stirring and mixing, then heating, adjusting the rotating speed, then adding an antioxidant and a crosslinking agent, finally adding a stabilizer and the remaining tackifier, then carrying out squeezing granulation in a twin-screw extrusion machine, and thus obtaining the granular material for the hot melt adhesive film. On the other hand, the prepared granular material for the hot melt adhesive film is casted and cooled to obtain the hot melt adhesive film; the hot melt adhesive film has excellent mechanical properties and cohesiveness, and can be used for hot melt bonding of each two of wood plate material layers, metal material layers, plastic material layers, glass material layers and ceramic material layers.
Description
Technical field
The present invention relates to the prilling process and its pellet of a kind of resin granular material and application, more particularly to a kind of hot melt adhesive film use
The prilling process and its pellet of pellet and application.
Background technology
Hot melt adhesive film is film body made by a kind of plastic binding agent, with bonding metal, plastics, paper, wood, pottery
The multiple materials such as porcelain, yarn fabric, but due to adhesive technology reason, use in some traditional fields always, and because of material difference, its
There is larger difference in caking property, be difficult to all the time break through particularly with the bonding of certain material.
CN102993993A discloses a kind of hot melt adhesive film and its manufacture method, and the component of the hot melt adhesive film includes poly- second
In alkene, hydrogenated rosin, antioxidant, antistatic agent and spice, wherein component, proportioning is by weight percentage：Polyethylene 70%～
75%th, hydrogenated rosin 24%～28%, antioxidant 0.1%～1%, antistatic agent 0.5%～1%, spice 0.05%～
0.08%.After hot melt adhesive film of the present invention is made, it is only necessary to plus a small amount of Pulvis Talci, without the need for base stock etc. as hot melt adhesive film volume
Load body, process is simple, not only environmental protection but also material-saving.But do not add stabilizer in the component of the hot melt adhesive film, easily exist
Decomposes during masking or film heating bonding.
CN105419664A discloses a kind of hot melt adhesive film with high-adhesion, by following raw materials
Make：Film forming matter 80-120 parts, viscosifier 1-4 parts, viscosity-controlling agent 0.5-1 parts, antioxidant 0.2-1.2 parts, plasticizer
0.6-1.2 parts, filler 5-10 parts, cross-linking agent 0.3-0.8 parts.The hot melt adhesive film has extensive temperate zone, and heat stability is good, pole
Property is low, with excellent ground caking property, firm cohesive force, can be used for the very high structure glue of intensity requirement, and its printing opacity
Rate, peel strength, ageing-resistant performance are also very prominent, long service life, and also than more prominent in terms of environmental protection.But the heat
Melten gel film with the addition of plasticizer, and during storage or use, plasticizer is readily volatilized.
CN103694909A discloses a kind of hot melt adhesive film for bonding ethylene propylene diene rubber.The hot melt adhesive film formula weight
Amount part composition includes：Modified SEBS resin 30-60 parts, maleic anhydride modified Petropols 15-45 parts, functional filler 3-10
Part, coupling agent 1-3 parts, wherein：Modified SEBS resin is that SEBS is formed with hydrogenation naphthenic oil mixing；Functional filler is wrapped for surface
Cover the Nano-meter SiO_2 of carbamide2.During use, ethylene propylene diene rubber (EPDM) surface without solvent clean, without primary coat
Glue process, direct combination bonding when directly after ethylene propylene diene rubber sulfuration in high temperature.Cladding flannelette process is simple producer
Just, the requirement of scale of mass production has been reached, adhesive strength peeling force reaches automobile industry standard.But in the component of the hot melt adhesive film
Do not add the compositions such as stabilizer, antioxidant, be easily caused decomposes and aging in use.
The content of the invention
Not enough for prior art, the present invention provides a kind of prilling process and its pellet of hot melt adhesive film pellet and answers
With, and hot melt adhesive film and its application.Caking property is good in use for the hot melt adhesive film of the present invention, and can be used for polytype
Material bonded to each other, highly versatile.
To achieve the above object of the invention, the present invention can adopt following any one technical scheme：
The present invention provides a kind of prilling process of hot melt adhesive film pellet, it is characterised in that methods described includes following step
Suddenly：
(1) by matrix resin, functional resin, inorganic filler and account for viscosifier gross weight 55-75% viscosifier add
To in mixer, at 150-200 DEG C, rotating speed be 60-70r/min stir 10-20 minutes；
(2) at temperature 160-180 DEG C, adjustment of rotational speed to 50-60r/min puts into antioxidant and crosslinking in mixer
5-10 minutes are stirred in agent；
(3) at temperature 150-200 DEG C, adjustment of rotational speed to 40-50r/min puts into stabilizer and residue in mixer
The viscosifier of 25-45% are stirred for 5-10 minutes；
(4) extrusion, pelleter on the sizing material input double screw extruder after step (3) mix homogeneously are carried out pelletizing and is obtained
Hot melt adhesive film pellet；
In the prilling process, each composition is as follows in terms of mass fraction：100 parts of matrix resin, functional resin 1-20 parts,
Viscosifier 1-10 parts, inorganic filler 1-5 parts, antioxidant 1-2 parts, cross-linking agent 1-2 parts and stabilizer composition 1-3 parts；
The antioxidant is the compositionss of p-phenylenediamine and 2,8- di-tert-butyl-4-methy phenol, preferably by 0.5-1.5 parts
P-phenylenediamine and 0.5-1.5 part 2,8- di-tert-butyl-4-methy phenols composition；The stabilizer is 2,2,6,6- tetramethyl piperidines
The compositionss of ketone and sodium stearate, it is hard by 2,2,6,6- tetramethylpiperidone of 0.5-2.5 parts and 0.5-2.5 parts in terms of parts by weight
Fat acid sodium is constituted.
The matrix resin is polyolefin, preferably polyethylene and/or polypropylene；The viscosifier are selected from starch, gelatin, gather
One or more in acrylamide, polyacrylate；Inorganic filler is sodium bentonite；The functional resin is terpenes tree
Fat；The cross-linking agent is double (tert-butyl peroxide) hexanes of 2,5- dimethyl -2,5-.
The present invention also provides a kind of hot melt adhesive film pellet prepared using above-mentioned prilling process, and the shore of pellet is hard
Spend for 50-70, proportion is 0.85-1.1, and washing shrinkage is 0.5-1.5%.
The present invention also provides a kind of preparation method of hot melt adhesive film, carries out extrusion curtain coating with pellet using above-mentioned hot melt adhesive film
Hot melt adhesive film is prepared with cooling and shaping, the method is comprised the following steps：
(1) hot melt adhesive film pellet is added in the loading hopper of double screw extruder, sequentially passes through double screw extruder
Six thermals treatment zone, Jing screw extruders fully plastify, and obtain molten thermoplastic elastomer compositions；Six thermals treatment zone of control
Temperature, the temperature of first thermal treatment zone is 160-170 DEG C, and the temperature of second thermal treatment zone is 170-180 DEG C, the temperature of the 3rd thermal treatment zone
For 175-185 DEG C, the temperature of the 4th thermal treatment zone is 180-190 DEG C, and the temperature of the 5th thermal treatment zone is 185-195 DEG C；6th heating
Temperature 190-200 DEG C in area；The rotating speed of screw rod is at 80-150 rev/min；
(2) the melting sizing material for obtaining step (1) obtains melt film by die head extrusion through T-shape die head；Control curtain coating
The temperature of die head is 170-200 DEG C；
(3) melt film is cool below at a temperature of its fusing point, the cooling and shaping on casting roller, chill roll, and forms described
Hot melt adhesive film；The temperature of casting roller is 100-200 DEG C, and the temperature of chill roll is 30-80 DEG C；
(4) the hot melt adhesive film trimming that step (3) is obtained, inspection and winding.
The present invention also provides a kind of hot melt adhesive film, and the hot melt adhesive film is prepared by above-mentioned preparation method, the hot melt adhesive film
Tensile strength be 15-28MPa, elongation at break is 350-650%.The hot melt adhesive film is used for the wood plank bed of material, metal material
Layer, plastic material layer, glass material layer, ceramic material layer hot melt adhesive between any two.
The present invention affects the factor of film performance, optimization by optimizing prilling, pellet component prescription, casting technique etc.
The preparation method of hot melt adhesive film.The hot melt adhesive film pellet prepared by the prilling of the present invention, with hardness model
Enclose wide, moisture content is low, the features such as granule is of good quality.The hot melt adhesive film prepared by present invention extrusion casting technique, is extended
Property is good, and mechanical property is good, the features such as caking property is strong, can be used for the bonded to each other of various material, and versatility is good.
Compared with prior art, the invention has the advantages that：
1st, the improvement by the present invention to prilling, each composition are can be uniformly distributed in matrix resin, have reached reason
The discharging effect thought, and pellet discharging is uniform, and particle surface is smoothed, and possesses good processing characteristics.
2nd, 2,5- dimethyl -2, double (tert-butyl peroxide) hexanes of 5- are added to promote the combination of filler and theme resin,
And the mechanical property and adhesive property of pellet can be improved.
3rd, functional resin, increasing is added to improve the adhesive property and versatility of hot melt adhesive film, can be used for multiple material
Fingernail bonding, particularly with the strong bonding between thermoplastic elastic material and metal material.
4th, the oxidant of double-component is added, hot melt adhesive film yellowing, chap in the presence of the thermals source such as illumination can be prevented effectively from
Etc. the generation of phenomenon.
5th, the stabilizer of double-component is added, the thermal decomposition of the matrix resin in prilling and casting technique can be effectively prevented
Phenomenon, so as to improve hot melt adhesive film mechanical property.
6th, by the present invention to preparing the improvement of thin film fluorine casting technique, the effective control temperature of each section makes
Pellet sufficiently can be melted, the hot melt adhesive film mechanical property for preparing and caking property.
Specific embodiment
The present invention is further described with reference to specific embodiment, but does not limit the invention to these tools
Body embodiment.One skilled in the art would recognize that present invention encompasses being potentially included in Claims scope
All alternatives, improvement project and equivalents.
Embodiment 1
100 parts of polyethylene, 5 parts of terpene resins, 3 parts of sodium bentonites and 5 parts of polyacrylamides are added in mixer,
Then at 160 DEG C, rotating speed be that 65r/min is stirred 10 minutes, then at 170 DEG C of temperature, adjustment of rotational speed to 50r/min, then
0.5 part of p-phenylenediamine and 1 part of 2,8- di-tert-butyl-4-methy phenol are put in mixer and 1 part of 2,5- dimethyl -2,5- is double
(tert-butyl peroxide) hexane stirs 5-10 minutes, then at 175 DEG C of temperature, adjustment of rotational speed to 45r/min, in mixer
1 part 2 of input, 2,6,6- tetramethylpiperidones and 0.75 part of sodium stearate and remaining 2.5 parts of polyacrylamides are stirred for 5-10 minutes,
On sizing material input double screw extruder after last mix homogeneously, extrusion, pelleter carry out pelletizing and obtain hot melt adhesive film pellet.
Said components use mass fraction meter.
Embodiment 2
100 parts of polyethylene, 10 parts of terpene resins, 3 parts of sodium bentonites and 5 parts of polyacrylamides are added to into mixer
In, then at 160 DEG C, rotating speed be that 65r/min is stirred 15 minutes, then at 170 DEG C of temperature, adjustment of rotational speed to 60r/min, and
Put into 1 part of p-phenylenediamine and 0.5 part of 2,8- di-tert-butyl-4-methy phenol and 1 part of 2,5- dimethyl -2,5- afterwards in mixer
Double (tert-butyl peroxide) hexanes are stirred 7.5 minutes, then at 170 DEG C of temperature, adjustment of rotational speed to 45r/min, in mixer
1 part of 2,2,6,6- tetramethylpiperidone of middle input and 0.75 part of sodium stearate and remaining 2.5 parts of polyacrylamides are stirred for 5-10 point
Clock, on the sizing material input double screw extruder after last mix homogeneously, extrusion, pelleter carry out pelletizing and obtain hot melt adhesive film grain
Material.Said components use mass fraction meter.
Embodiment 3
100 parts of polyethylene, 15 parts of terpene resins, 2 parts of sodium bentonites and 8 parts of polyacrylamides are added to into mixer
In, then at 160 DEG C, rotating speed be that 65r/min is stirred 10 minutes, then at 170 DEG C of temperature, adjustment of rotational speed to 50r/min, and
Put into 0.5 part of p-phenylenediamine and 1 part of 2,8- di-tert-butyl-4-methy phenol and 1 part of 2,5- dimethyl -2,5- afterwards in mixer
Double (tert-butyl peroxide) hexanes stir 5-10 minutes, then at 175 DEG C of temperature, adjustment of rotational speed to 45r/min, in mixer
1 part 2 of middle input, 2,6,6- tetramethylpiperidones and 0.75 part of sodium stearate and remaining 2 parts of polyacrylamides are stirred for 5-10 minutes,
On sizing material input double screw extruder after last mix homogeneously, extrusion, pelleter carry out pelletizing and obtain hot melt adhesive film pellet.
Said components use mass fraction meter.
Embodiment 4
50 parts of polyethylene, 50 parts of polypropylene, 10 parts of terpene resins, 3 parts of sodium bentonites and 5 parts of polyacrylamides are added
To in mixer, then at 160 DEG C, rotating speed be that 65r/min is stirred 10 minutes, then at 170 DEG C of temperature, adjustment of rotational speed is extremely
50r/min, then puts into 0.5 part of p-phenylenediamine and 1 part of 2,8- di-tert-butyl-4-methy phenol and 1 part 2,5- in mixer
Dimethyl -2,5- double (tert-butyl peroxide) hexane stirring 5-10 minutes, then at 175 DEG C of temperature, adjustment of rotational speed to 45r/
Min, puts into 1 part 2 in mixer, 2.5 parts of polyacrylamides of 2,6,6- tetramethylpiperidones and 0.75 part of sodium stearate and residue
5-10 minutes are stirred for, extrusion, pelleter carry out pelletizing and obtain on the sizing material input double screw extruder after last mix homogeneously
Hot melt adhesive film pellet.Said components use mass fraction meter.
Embodiment 5
50 parts of polyethylene, 50 parts of polypropylene, 15 parts of terpene resins, 3 parts of sodium bentonites and 5 parts of starch are added to into mixing
In machine, then at 160 DEG C, rotating speed be that 65r/min is stirred 10 minutes, then at 170 DEG C of temperature, adjustment of rotational speed to 50r/min,
0.5 part p-phenylenediamine and 1 part 2,8- di-tert-butyl-4-methy phenol and 1 part 2,5- dimethyl -2 are put in mixer then,
5- double (tert-butyl peroxide) hexane stirring 5-10 minutes, then at 175 DEG C of temperature, adjustment of rotational speed to 45r/min, in mixing
1 part 2 is put in machine, 2,6,6- tetramethylpiperidones and 0.75 part of sodium stearate and remaining 2.5 parts of starch are stirred for 5-10 minutes,
On sizing material input double screw extruder after last mix homogeneously, extrusion, pelleter carry out pelletizing and obtain hot melt adhesive film pellet.
Said components use mass fraction meter.
The hot melt adhesive film that embodiment of the present invention 1-5 is prepared is as shown in table 1 with granule performance test result：
1 hot melt adhesive film of table pellet type the performance test results
| Numbering | Proportion | Shore hardness | Washing shrinkage/% |
| Embodiment 1 | 0.93 | 58 | 0.8 |
| Embodiment 2 | 0.92 | 57 | 0.8 |
| Embodiment 3 | 0.94 | 59 | 0.8 |
| Embodiment 4 | 0.93 | 57 | 0.8 |
| Embodiment 5 | 0.95 | 58 | 0.8 |
The prilling process discharging of embodiment of the present invention 1-5 is uniform, and the hot melt adhesive film that pelletize is obtained is smooth with pellet surface, into
, washing shrinkage is low for color.
Embodiment 6
Embodiment 1 is prepared hot melt adhesive film pellet to be added in the loading hopper of double screw extruder, is sequentially passed through double
Six thermals treatment zone of screw extruder, Jing screw extruders fully plastify, and obtain molten thermoplastic elastomer compositions；Control
The temperature of six thermals treatment zone, the temperature of first thermal treatment zone is 165 DEG C, and the temperature of second thermal treatment zone is 175 DEG C, the 3rd thermal treatment zone
Temperature is 180 DEG C, and the temperature of the 4th thermal treatment zone is 185 DEG C, and the temperature of the 5th thermal treatment zone is 190 DEG C；The temperature of the 6th thermal treatment zone
195℃；The rotating speed of screw rod is obtained by die head extrusion at 100 revs/min, then by the melting sizing material for obtaining through T-shape die head
Melt film；The temperature for controlling casting head is 185 DEG C, and then melt film is cool below at a temperature of its fusing point, in casting roller, cooling
Cooling and shaping on roller, and form hot melt adhesive film, the temperature control of casting roller between 170-190 DEG C, the temperature control of chill roll
At 30-40 DEG C, finally by the hot melt adhesive film trimming after cooling, check and wind.
Embodiment 7
Embodiment 2 is prepared hot melt adhesive film pellet to be added in the loading hopper of double screw extruder, is sequentially passed through double
Six thermals treatment zone of screw extruder, Jing screw extruders fully plastify, and obtain molten thermoplastic elastomer compositions；Control
The temperature of six thermals treatment zone, the temperature of first thermal treatment zone is 165 DEG C, and the temperature of second thermal treatment zone is 175 DEG C, the 3rd thermal treatment zone
Temperature is 180 DEG C, and the temperature of the 4th thermal treatment zone is 185 DEG C, and the temperature of the 5th thermal treatment zone is 190 DEG C；The temperature of the 6th thermal treatment zone
195℃；The rotating speed of screw rod is obtained by die head extrusion at 100 revs/min, then by the melting sizing material for obtaining through T-shape die head
Melt film；The temperature for controlling casting head is 185 DEG C, and then melt film is cool below at a temperature of its fusing point, in casting roller, cooling
Cooling and shaping on roller, and form hot melt adhesive film, the temperature control of casting roller between 170-190 DEG C, the temperature control of chill roll
At 30-40 DEG C, finally by the hot melt adhesive film trimming after cooling, check and wind.
Embodiment 8
Embodiment 3 is prepared hot melt adhesive film pellet to be added in the loading hopper of double screw extruder, is sequentially passed through double
Six thermals treatment zone of screw extruder, Jing screw extruders fully plastify, and obtain molten thermoplastic elastomer compositions；Control
The temperature of six thermals treatment zone, the temperature of first thermal treatment zone is 165 DEG C, and the temperature of second thermal treatment zone is 175 DEG C, the 3rd thermal treatment zone
Temperature is 180 DEG C, and the temperature of the 4th thermal treatment zone is 185 DEG C, and the temperature of the 5th thermal treatment zone is 190 DEG C；The temperature of the 6th thermal treatment zone
195℃；The rotating speed of screw rod is obtained by die head extrusion at 100 revs/min, then by the melting sizing material for obtaining through T-shape die head
Melt film；The temperature for controlling casting head is 185 DEG C, and then melt film is cool below at a temperature of its fusing point, in casting roller, cooling
Cooling and shaping on roller, and form hot melt adhesive film, the temperature control of casting roller between 170-190 DEG C, the temperature control of chill roll
At 30-40 DEG C, finally by the hot melt adhesive film trimming after cooling, check and wind.
Embodiment 9
Embodiment 4 is prepared hot melt adhesive film pellet to be added in the loading hopper of double screw extruder, is sequentially passed through double
Six thermals treatment zone of screw extruder, Jing screw extruders fully plastify, and obtain molten thermoplastic elastomer compositions；Control
The temperature of six thermals treatment zone, the temperature of first thermal treatment zone is 165 DEG C, and the temperature of second thermal treatment zone is 175 DEG C, the 3rd thermal treatment zone
Temperature is 180 DEG C, and the temperature of the 4th thermal treatment zone is 185 DEG C, and the temperature of the 5th thermal treatment zone is 190 DEG C；The temperature of the 6th thermal treatment zone
195℃；The rotating speed of screw rod is obtained by die head extrusion at 100 revs/min, then by the melting sizing material for obtaining through T-shape die head
Melt film；The temperature for controlling casting head is 185 DEG C, and then melt film is cool below at a temperature of its fusing point, in casting roller, cooling
Cooling and shaping on roller, and form hot melt adhesive film, the temperature control of casting roller between 170-190 DEG C, the temperature control of chill roll
At 30-40 DEG C, finally by the hot melt adhesive film trimming after cooling, check and wind.
Embodiment 10
Embodiment 5 is prepared hot melt adhesive film pellet to be added in the loading hopper of double screw extruder, is sequentially passed through double
Six thermals treatment zone of screw extruder, Jing screw extruders fully plastify, and obtain molten thermoplastic elastomer compositions；Control
The temperature of six thermals treatment zone, the temperature of first thermal treatment zone is 165 DEG C, and the temperature of second thermal treatment zone is 175 DEG C, the 3rd thermal treatment zone
Temperature is 180 DEG C, and the temperature of the 4th thermal treatment zone is 185 DEG C, and the temperature of the 5th thermal treatment zone is 190 DEG C；The temperature of the 6th thermal treatment zone
195℃；The rotating speed of screw rod is obtained by die head extrusion at 100 revs/min, then by the melting sizing material for obtaining through T-shape die head
Melt film；The temperature for controlling casting head is 185 DEG C, and then melt film is cool below at a temperature of its fusing point, in casting roller, cooling
Cooling and shaping on roller, and form hot melt adhesive film, the temperature control of casting roller between 170-190 DEG C, the temperature control of chill roll
At 30-40 DEG C, finally by the hot melt adhesive film trimming after cooling, check and wind.
The hot melt adhesive film the performance test results that embodiment of the present invention 6-10 is prepared are as shown in table 2：
2 hot melt adhesive film the performance test results of table
| Numbering | Tensile strength/MPa | Elongation rate of tensile failure/% |
| Embodiment 6 | 21.4 | 543 |
| Embodiment 7 | 22.3 | 556 |
| Embodiment 8 | 22.5 | 547 |
| Embodiment 9 | 23.4 | 563 |
| Embodiment 10 | 23.2 | 554 |
The hot melt adhesive film that the method for embodiment of the present invention 6-10 is prepared draws high intensity greatly and elongation at break is high, is used for
The wood plank bed of material, metal material layer, plastic material layer, glass material layer, ceramic material layer hot melt adhesive between any two.Especially
Can be used for the strong bonding between thermoplastic elastic material and metal material.
Embodiment 11
Hot melt adhesive film is prepared using embodiment 6-10, simultaneously with thermoplastic elastomer (TPE), another side is carried out directly with copper coin
Bonding is connect, the thickness of hot melt adhesive film makes sample for X1-X5 respectively for 0.1mm.
23 DEG C of air themperature (t), deposits 24 hours under the weather conditions of relative humidity (U) 50%.100 DEG C of hot-air circulations
Room temperature 24 hours after 96 hours, the testing bar after -40 DEG C of freezing 1h are tested after also needing room temperature 24 hours.GB/
T2790, test structure are shown in Table 3.
3 peeling strength test result of table
Shown by peel strength test result, hot melt adhesive film prepared by the present invention is used for thermoplastic elastomer (TPE) and copper product
Between have strong cohesive.
Claims (10)
1. a kind of prilling process of hot melt adhesive film pellet, it is characterised in that the method comprising the steps of：
(1) by matrix resin, functional resin, inorganic filler and account for viscosifier gross weight 55-75% viscosifier be added to it is mixed
In conjunction machine, at 150-200 DEG C, rotating speed be 60-70r/min stir 10-20 minutes；
(2) at temperature 160-180 DEG C, adjustment of rotational speed to 50-60r/min in mixer puts into antioxidant and cross-linking agent is stirred
Mix 5-10 minutes；
(3) at temperature 150-200 DEG C, adjustment of rotational speed to 40-50r/min puts into stabilizer and residue 25- in mixer
45% viscosifier are stirred for 5-10 minutes；
(4) extrusion, pelleter on the sizing material input double screw extruder after step (3) mix homogeneously are carried out pelletizing and is heated
Glued membrane pellet；
In the prilling process, each composition is as follows in terms of mass fraction：100 parts of matrix resin, functional resin 1-20 parts, thickening
Agent 1-10 parts, inorganic filler 1-5 parts, antioxidant 1-2 parts, cross-linking agent 1-2 parts and stabilizer composition 1-3 parts；
The antioxidant is the compositionss of p-phenylenediamine and 2,8- di-tert-butyl-4-methy phenols；The stabilizer is 2,2,6,
The compositionss of 6- tetramethylpiperidones and sodium stearate.
2. a kind of prilling process according to claim 1, it is characterised in that the matrix resin is polyolefin；The thickening
Agent is selected from one or more in starch, gelatin, polyacrylamide, polyacrylate；Inorganic filler is sodium bentonite.
3. a kind of prilling process according to claim 2, it is characterised in that the polyolefin is polyethylene and/or polypropylene；
The functional resin is terpene resin.
4. a kind of prilling process according to claim 1, the cross-linking agent is 2,5- dimethyl -2, double (the peroxidating uncles of 5-
Butyl) hexane.
5. a kind of prilling process according to claim 1, it is characterised in that antioxidant is in terms of parts by weight by 0.5-1.5 parts
P-phenylenediamine and 0.5-1.5 parts 2,8- di-tert-butyl-4-methy phenols composition, the stabilizer is in terms of parts by weight by 0.5-
2.5 parts of 2,2,6,6- tetramethylpiperidones and 0.5-2.5 parts sodium stearate composition.
6. the hot melt adhesive film pellet that a kind of prilling process according to claim 1 is prepared, it is characterised in that pellet
Shore hardness is 50-70, and proportion is 0.85-1.1, and washing shrinkage is 0.5-1.5%.
7. a kind of preparation method of hot melt adhesive film, it is characterised in that extruded with pellet by hot melt adhesive film described in claim 6
Curtain coating and cooling and shaping prepare hot melt adhesive film.
8. one kind preparation method according to claim 7, it is characterised in that the method comprising the steps of：
(1) hot melt adhesive film pellet is added in the loading hopper of double screw extruder, sequentially passes through six of double screw extruder
The thermal treatment zone, Jing screw extruders fully plastify, and obtain molten thermoplastic elastomer compositions；The temperature of six thermals treatment zone of control
Degree, the temperature of first thermal treatment zone is 160-170 DEG C, and the temperature of second thermal treatment zone is 170-180 DEG C, and the temperature of the 3rd thermal treatment zone is
175-185 DEG C, the temperature of the 4th thermal treatment zone is 180-190 DEG C, and the temperature of the 5th thermal treatment zone is 185-195 DEG C；6th thermal treatment zone
Temperature 190-200 DEG C；The rotating speed of screw rod is at 80-150 rev/min；
(2) the melting sizing material for obtaining step (1) obtains melt film by die head extrusion through T-shape die head；Control casting head
Temperature be 170-200 DEG C；
(3) melt film is cool below at a temperature of its fusing point, the cooling and shaping on casting roller, chill roll, and forms the hot melt
Glued membrane；The temperature of casting roller is 100-200 DEG C, and the temperature of chill roll is 30-80 DEG C；
(4) the hot melt adhesive film trimming that step (3) is obtained, inspection and winding.
9. a kind of hot melt adhesive film that preparation method according to claim 8 is obtained, it is characterised in that the drawing of the hot melt adhesive film
It is 15-28MPa to stretch intensity, and elongation at break is 350-650%.
10. a kind of application of hot melt adhesive film according to claim 9, it is characterised in that：The hot melt adhesive film is used for wood plank
The bed of material, metal material layer, plastic material layer, glass material layer, ceramic material layer hot melt adhesive between any two.
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| CN201611087547.5A CN106589536A (en) | 2016-12-01 | 2016-12-01 | Granulating method of granular material for hot melt adhesive film, and granular material and application thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020172787A1 (en) * | 2019-02-26 | 2020-09-03 | Avery Dennison Corporation | Psa composition having high shear and peel properties |
| CN114350280A (en) * | 2022-01-18 | 2022-04-15 | 鑫序高分子材料(苏州)有限公司 | High-temperature-resistant hot-melt adhesive film and preparation method thereof |
| CN115595080A (en) * | 2022-12-14 | 2023-01-13 | 潍坊同有新材料科技有限公司（Cn） | Double-sided adhesive frame film without primary adhesive side and preparation method thereof |
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| CN102993993A (en) * | 2011-09-15 | 2013-03-27 | 韩欲滋 | Hot melting adhesive film and manufacturing method thereof |
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| CN102993993A (en) * | 2011-09-15 | 2013-03-27 | 韩欲滋 | Hot melting adhesive film and manufacturing method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020172787A1 (en) * | 2019-02-26 | 2020-09-03 | Avery Dennison Corporation | Psa composition having high shear and peel properties |
| CN113710762A (en) * | 2019-02-26 | 2021-11-26 | 艾利丹尼森公司 | PSA compositions with high shear and peel properties |
| CN113710762B (en) * | 2019-02-26 | 2023-08-04 | 艾利丹尼森公司 | PSA compositions with high shear and peel properties |
| CN114350280A (en) * | 2022-01-18 | 2022-04-15 | 鑫序高分子材料(苏州)有限公司 | High-temperature-resistant hot-melt adhesive film and preparation method thereof |
| CN115595080A (en) * | 2022-12-14 | 2023-01-13 | 潍坊同有新材料科技有限公司（Cn） | Double-sided adhesive frame film without primary adhesive side and preparation method thereof |
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