CN114292598A - TPU (thermoplastic polyurethane) hot melt adhesive film with high adhesive strength and preparation method thereof - Google Patents
TPU (thermoplastic polyurethane) hot melt adhesive film with high adhesive strength and preparation method thereof Download PDFInfo
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- CN114292598A CN114292598A CN202111655149.XA CN202111655149A CN114292598A CN 114292598 A CN114292598 A CN 114292598A CN 202111655149 A CN202111655149 A CN 202111655149A CN 114292598 A CN114292598 A CN 114292598A
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- hot melt
- tpu
- melt adhesive
- adhesive film
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- 239000004831 Hot glue Substances 0.000 title claims abstract description 47
- 239000000853 adhesive Substances 0.000 title claims abstract description 31
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000004433 Thermoplastic polyurethane Substances 0.000 title abstract description 54
- 229920002803 thermoplastic polyurethane Polymers 0.000 title abstract description 54
- 239000002994 raw material Substances 0.000 claims abstract description 22
- 239000011347 resin Substances 0.000 claims abstract description 20
- 229920005989 resin Polymers 0.000 claims abstract description 20
- 229920000728 polyester Polymers 0.000 claims abstract description 19
- 239000002245 particle Substances 0.000 claims abstract description 17
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 7
- 230000000655 anti-hydrolysis Effects 0.000 claims abstract description 4
- 238000001035 drying Methods 0.000 claims description 14
- 150000001718 carbodiimides Chemical class 0.000 claims description 10
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 8
- 238000004383 yellowing Methods 0.000 claims description 8
- 229920001634 Copolyester Polymers 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 7
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 5
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 5
- 239000003963 antioxidant agent Substances 0.000 claims description 5
- 230000003078 antioxidant effect Effects 0.000 claims description 5
- 229920000515 polycarbonate Polymers 0.000 claims description 5
- 239000004417 polycarbonate Substances 0.000 claims description 5
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 5
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 4
- 235000011037 adipic acid Nutrition 0.000 claims description 4
- 239000001361 adipic acid Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000003208 petroleum Substances 0.000 claims description 4
- 229920000570 polyether Polymers 0.000 claims description 4
- 229920000909 polytetrahydrofuran Polymers 0.000 claims description 4
- 150000003505 terpenes Chemical class 0.000 claims description 4
- 235000007586 terpenes Nutrition 0.000 claims description 4
- 230000007062 hydrolysis Effects 0.000 claims description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000004744 fabric Substances 0.000 description 6
- 239000000178 monomer Substances 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000010985 leather Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
- C09J11/06—Non-macromolecular additives organic
-
- 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
- C09J11/08—Macromolecular additives
-
- 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/06—Polyurethanes from polyesters
-
- 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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/08—Polyurethanes from polyethers
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention relates to the field of TPU (thermoplastic polyurethane) hot melt adhesive films, in particular to a TPU hot melt adhesive film with high adhesion strength, which comprises the following raw materials in parts by weight: 50-70 parts of TPU particles, 45-50 parts of tackifying resin, 0-10 parts of modified polyester, 0.1-1 part of anti-hydrolysis agent and 1-2 parts of auxiliary agent. The invention provides a TPU hot melt adhesive film with high adhesive strength; the invention also provides a preparation method of the TPU hot melt adhesive film with high adhesive strength, which has the advantages of simple preparation process, convenient operation and convenient mass production.
Description
Technical Field
The invention relates to the field of TPU (thermoplastic polyurethane) hot melt adhesive films, in particular to a TPU hot melt adhesive film with high adhesive strength and a preparation method thereof.
Background
The hot melt adhesive film is a film product with or without release paper, and can be conveniently operated continuously or intermittently. Can be widely used for bonding various fabrics, soles, nylon cloth, water-proof materials, leather, polyester fibers, high polymer materials and metals.
The TPU hot melt adhesive mold on the market at present has the defects of low adhesive strength and the like, and can not meet the use requirement of higher requirements.
Disclosure of Invention
In order to solve the technical problems, the invention provides a TPU hot melt adhesive film with high adhesive strength.
The invention also provides a preparation method of the TPU hot melt adhesive film with high adhesive strength, which has the advantages of simple preparation process, convenient operation and convenient mass production.
The invention adopts the following technical scheme:
the TPU hot melt adhesive film with high adhesive strength comprises the following raw materials in parts by weight: 50-70 parts of TPU particles, 45-50 parts of tackifying resin, 0-10 parts of modified polyester, 0.1-1 part of anti-hydrolysis agent and 1-2 parts of auxiliary agent.
The technical proposal is further improved in that the TPU particles are one or two of adipic acid polyester TPU granules, polycarbonate polyester TPU granules and polytetrahydrofuran polyether TPU granules.
The technical proposal is further improved in that the tackifying resin is one or more of rosin resin, petroleum resin or terpene resin.
The technical scheme is further improved in that the modified polyester is modified copolyester.
The technical proposal is further improved in that the hydrolysis resistant agent is one of monomer carbodiimide or polymerized carbodiimide.
The technical scheme is further improved in that the auxiliary agent is one or two of an antioxidant, a yellowing resistant agent and an ultraviolet absorbent.
A preparation method of a TPU hot melt adhesive film with high adhesive strength comprises the following steps: drying the raw materials according to the formula amount; and extruding, cooling, coiling and packaging the dried raw materials to obtain the TPU hot melt adhesive film with high adhesive strength.
The technical scheme is further improved in that the drying temperature is 110-130 ℃.
The technical scheme is further improved by adopting an extruder for extruding, wherein the temperature of a charging barrel of the extruder is as follows in sequence: 125 deg.C, 130 deg.C, 145 deg.C, 150 deg.C and 140 deg.C.
The technical proposal is further improved in that the temperature of the die head of the extruder is 140 ℃, 130 ℃, 131 ℃, 132 ℃ and 131 ℃.
The invention has the beneficial effects that:
the TPU hot melt adhesive film has high peel strength after being bonded, can resist water and yellowing and is durable in bonding under outdoor severe environment, and the bonding strength of the TPU hot melt adhesive film attached to various fabrics, soles, nylon cloth, water-repellent materials, leather, polyester fibers, high polymer materials and metals is remarkably improved; the preparation method of the TPU hot melt adhesive film has the advantages of simple process, high production efficiency, convenient operation and convenient mass production.
Detailed Description
The present invention will be further described with reference to the following examples for better understanding of the present invention, but the embodiments of the present invention are not limited thereto.
The TPU hot melt adhesive film with high adhesive strength comprises the following raw materials in parts by weight: 50-70 parts of TPU particles, 45-50 parts of tackifying resin, 0-10 parts of modified polyester, 0.1-1 part of anti-hydrolysis agent and 1-2 parts of auxiliary agent.
The TPU particles are one or two of adipic acid polyester TPU particles, polycarbonate polyester TPU particles and polytetrahydrofuran polyether TPU particles.
The tackifying resin is one or more of rosin resin, petroleum resin or terpene resin.
The modified polyester is modified copolyester.
The hydrolysis resistant agent is one of monomer carbodiimide or polymerized carbodiimide.
The auxiliary agent is one or two of an antioxidant, a yellowing resistant agent and an ultraviolet absorbent.
A preparation method of a TPU hot melt adhesive film with high adhesive strength comprises the following steps: drying the raw materials according to the formula amount; extruding, cooling, coiling and packaging the dried raw materials to obtain a TPU hot melt adhesive film with high adhesive strength; the drying temperature is 110-130 ℃; extruding by using an extruder, wherein the temperature of a charging barrel of the extruder is as follows in sequence: 125 deg.C, 130 deg.C, 145 deg.C, 150 deg.C and 140 deg.C; the die temperatures of the extruders were 140 ℃, 130 ℃, 131 ℃, 132 ℃ and 131 ℃.
Example 1
The TPU hot melt adhesive film with high adhesive strength comprises the following raw materials in parts by weight: 50 parts of adipic acid polyester TPU particles, 45 parts of rosin resin, 2 parts of modified copolyester, 0.1 part of monomer carbodiimide and 1 part of yellowing resistant agent.
A preparation method of a TPU hot melt adhesive film with high adhesive strength comprises the following steps: drying the raw materials according to the formula amount; extruding, cooling, coiling and packaging the dried raw materials to obtain a TPU hot melt adhesive film with high adhesive strength; the drying temperature is 110-130 ℃; extruding by using an extruder, wherein the temperature of a charging barrel of the extruder is as follows in sequence: 125 deg.C, 130 deg.C, 145 deg.C, 150 deg.C and 140 deg.C; the die temperatures of the extruders were 140 ℃, 130 ℃, 131 ℃, 132 ℃ and 131 ℃.
Example 2
The TPU hot melt adhesive film with high adhesive strength comprises the following raw materials in parts by weight: 55 parts of polycarbonate polyester TPU particles, 48 parts of petroleum resin, 5 parts of modified copolyester, 1 part of monomer carbodiimide and 1 part of antioxidant and yellowing resistant agent mixing agent.
A preparation method of a TPU hot melt adhesive film with high adhesive strength comprises the following steps: drying the raw materials according to the formula amount; extruding, cooling, coiling and packaging the dried raw materials to obtain a TPU hot melt adhesive film with high adhesive strength; the drying temperature is 110-130 ℃; extruding by using an extruder, wherein the temperature of a charging barrel of the extruder is as follows in sequence: 125 deg.C, 130 deg.C, 145 deg.C, 150 deg.C and 140 deg.C; the die temperatures of the extruders were 140 ℃, 130 ℃, 131 ℃, 132 ℃ and 131 ℃.
Example 3
The TPU hot melt adhesive film with high adhesive strength comprises the following raw materials in parts by weight: 63 parts of polytetrahydrofuran polyether type TPU particles, 45 parts of rosin resin, 5 parts of modified copolyester, 1 part of polymerized carbodiimide and 1 part of a mixed agent of a yellowing resistant agent and an ultraviolet absorbent.
A preparation method of a TPU hot melt adhesive film with high adhesive strength comprises the following steps: drying the raw materials according to the formula amount; extruding, cooling, coiling and packaging the dried raw materials to obtain a TPU hot melt adhesive film with high adhesive strength; the drying temperature is 110-130 ℃; extruding by using an extruder, wherein the temperature of a charging barrel of the extruder is as follows in sequence: 125 deg.C, 130 deg.C, 145 deg.C, 150 deg.C and 140 deg.C; the die temperatures of the extruders were 140 ℃, 130 ℃, 131 ℃, 132 ℃ and 131 ℃.
Example 4
The TPU hot melt adhesive film with high adhesive strength comprises the following raw materials in parts by weight: 70 parts of polycarbonate polyester TPU particles, 50 parts of terpene resin, 10 parts of modified copolyester, 1 part of polymerized carbodiimide and 2 parts of antioxidant and ultraviolet absorber mixing agent.
A preparation method of a TPU hot melt adhesive film with high adhesive strength comprises the following steps: drying the raw materials according to the formula amount; extruding, cooling, coiling and packaging the dried raw materials to obtain a TPU hot melt adhesive film with high adhesive strength; the drying temperature is 110-130 ℃; extruding by using an extruder, wherein the temperature of a charging barrel of the extruder is as follows in sequence: 125 deg.C, 130 deg.C, 145 deg.C, 150 deg.C and 140 deg.C; the die temperatures of the extruders were 140 ℃, 130 ℃, 131 ℃, 132 ℃ and 131 ℃.
The TPU hot melt adhesive film has high peel strength after being bonded, can resist water and yellowing and is durable in bonding under outdoor severe environment, and the bonding strength of the TPU hot melt adhesive film attached to various fabrics, soles, nylon cloth, water-repellent materials, leather, polyester fibers, high polymer materials and metals is remarkably improved; the preparation method of the TPU hot melt adhesive film has the advantages of simple process, high production efficiency, convenient operation and convenient mass production.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The TPU hot melt adhesive film with high adhesive strength is characterized by comprising the following raw materials in parts by weight: 50-70 parts of TPU particles, 45-50 parts of tackifying resin, 0-10 parts of modified polyester, 0.1-1 part of anti-hydrolysis agent and 1-2 parts of auxiliary agent.
2. The high adhesion strength TPU hot melt adhesive film as claimed in claim 1, wherein the TPU particles are one or two of adipic acid polyester TPU particles, polycarbonate polyester TPU particles and polytetrahydrofuran polyether TPU particles.
3. A high tack strength TPU hot melt adhesive film as set forth in claim 1 wherein said tackifying resin is one or more of rosin resin, petroleum resin, or terpene resin.
4. A high adhesion strength TPU hot melt adhesive film as set forth in claim 1 wherein said modified polyester is a modified copolyester.
5. A high adhesion strength TPU hot melt adhesive film as set forth in claim 1 wherein said hydrolysis resistance agent is one of a monomeric carbodiimide or a polymeric carbodiimide.
6. The high adhesion strength TPU hot melt adhesive film as claimed in claim 1, wherein the auxiliary agent is one or two of an antioxidant, a yellowing resistant agent and an ultraviolet absorber.
7. A preparation method of a TPU hot melt adhesive film with high adhesive strength is characterized by comprising the following steps: drying the raw materials according to the formula amount; and extruding, cooling, coiling and packaging the dried raw materials to obtain the TPU hot melt adhesive film with high adhesive strength.
8. The preparation method of the TPU hot melt adhesive film with high adhesive strength as claimed in claim 7, wherein the drying temperature is 110-130 ℃.
9. The method for preparing the TPU hot melt adhesive film with high adhesive strength as claimed in claim 7, wherein an extruder is used for extrusion, and the barrel temperature of the extruder is as follows in sequence: 125 deg.C, 130 deg.C, 145 deg.C, 150 deg.C and 140 deg.C.
10. The method for preparing a high tack strength TPU hot melt adhesive film according to claim 7, wherein the die temperature of the extruder is 140 ℃, 130 ℃, 131 ℃, 132 ℃ and 131 ℃.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111655149.XA CN114292598A (en) | 2021-12-30 | 2021-12-30 | TPU (thermoplastic polyurethane) hot melt adhesive film with high adhesive strength and preparation method thereof |
| PCT/CN2022/074677 WO2023123607A1 (en) | 2021-12-30 | 2022-01-28 | High adhesion-strength tpu hot melt adhesive film and preparation method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111655149.XA CN114292598A (en) | 2021-12-30 | 2021-12-30 | TPU (thermoplastic polyurethane) hot melt adhesive film with high adhesive strength and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114292598A true CN114292598A (en) | 2022-04-08 |
Family
ID=80973701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111655149.XA Pending CN114292598A (en) | 2021-12-30 | 2021-12-30 | TPU (thermoplastic polyurethane) hot melt adhesive film with high adhesive strength and preparation method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114292598A (en) |
| WO (1) | WO2023123607A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114752313A (en) * | 2022-05-12 | 2022-07-15 | 广东盈通新材料有限公司 | Waterproof adhesive tape and preparation method and application thereof |
| CN115260967A (en) * | 2022-07-29 | 2022-11-01 | 广东汇齐新材料有限公司 | Self-repairing TPU hot melt adhesive film and preparation method thereof |
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| CN104263259A (en) * | 2014-09-18 | 2015-01-07 | 东莞市雄林新材料科技股份有限公司 | Low-melting-point and high-bonding-strength TPU (thermoplastic polyurethane) hot melt adhesive membrane and preparation method thereof |
| GB2549104A (en) * | 2016-04-04 | 2017-10-11 | Tech 21 Licensing Ltd | A screen protector for a mobile electronic device with a touch screen |
| DE112016001025A5 (en) * | 2015-03-04 | 2017-12-21 | Sika Technology Ag | Bonding of sealing membranes on electrically conductive substrates by means of induction |
| CN109679557A (en) * | 2018-11-30 | 2019-04-26 | 江苏和和新材料股份有限公司 | A kind of insole environment-friendly type solidifies TPU hot melt adhesive film and its production method slowly |
| CN111040711A (en) * | 2019-12-05 | 2020-04-21 | 广东盈通新材料有限公司 | TPU adhesive, hot melt adhesive film and application |
| CN112574678A (en) * | 2020-11-30 | 2021-03-30 | 山东一诺威聚氨酯股份有限公司 | High-temperature-resistant water-washing TPU (thermoplastic polyurethane) hot melt adhesive film and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110262753A1 (en) * | 2008-10-06 | 2011-10-27 | Taishi Kawasaki | Laminated polyester film |
| CN111868195B (en) * | 2018-03-20 | 2022-05-06 | Dic株式会社 | Adhesive and synthetic leather |
| CN112745772A (en) * | 2020-12-29 | 2021-05-04 | 广东昂斯新材料技术有限公司 | High-elasticity hot melt adhesive material made of pure TPU (thermoplastic polyurethane) material and preparation process thereof |
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2021
- 2021-12-30 CN CN202111655149.XA patent/CN114292598A/en active Pending
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2022
- 2022-01-28 WO PCT/CN2022/074677 patent/WO2023123607A1/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104263259A (en) * | 2014-09-18 | 2015-01-07 | 东莞市雄林新材料科技股份有限公司 | Low-melting-point and high-bonding-strength TPU (thermoplastic polyurethane) hot melt adhesive membrane and preparation method thereof |
| DE112016001025A5 (en) * | 2015-03-04 | 2017-12-21 | Sika Technology Ag | Bonding of sealing membranes on electrically conductive substrates by means of induction |
| GB2549104A (en) * | 2016-04-04 | 2017-10-11 | Tech 21 Licensing Ltd | A screen protector for a mobile electronic device with a touch screen |
| CN109679557A (en) * | 2018-11-30 | 2019-04-26 | 江苏和和新材料股份有限公司 | A kind of insole environment-friendly type solidifies TPU hot melt adhesive film and its production method slowly |
| CN111040711A (en) * | 2019-12-05 | 2020-04-21 | 广东盈通新材料有限公司 | TPU adhesive, hot melt adhesive film and application |
| CN112574678A (en) * | 2020-11-30 | 2021-03-30 | 山东一诺威聚氨酯股份有限公司 | High-temperature-resistant water-washing TPU (thermoplastic polyurethane) hot melt adhesive film and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114752313A (en) * | 2022-05-12 | 2022-07-15 | 广东盈通新材料有限公司 | Waterproof adhesive tape and preparation method and application thereof |
| CN115260967A (en) * | 2022-07-29 | 2022-11-01 | 广东汇齐新材料有限公司 | Self-repairing TPU hot melt adhesive film and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023123607A1 (en) | 2023-07-06 |
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Application publication date: 20220408 |