CN112457806A - High-temperature-resistant hot-melt pressure-sensitive adhesive and preparation method and application thereof - Google Patents
High-temperature-resistant hot-melt pressure-sensitive adhesive and preparation method and application thereof Download PDFInfo
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- CN112457806A CN112457806A CN202011350249.7A CN202011350249A CN112457806A CN 112457806 A CN112457806 A CN 112457806A CN 202011350249 A CN202011350249 A CN 202011350249A CN 112457806 A CN112457806 A CN 112457806A
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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
- C09J153/00—Adhesives based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
- C09J153/02—Vinyl aromatic monomers and conjugated dienes
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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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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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
- 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
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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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/35—Heat-activated
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/387—Block-copolymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention relates to a high-temperature-resistant hot-melt pressure-sensitive adhesive and a preparation method and application thereof, wherein the raw material formula of the hot-melt pressure-sensitive adhesive comprises a thermoplastic elastomer, polyisobutylene, a plasticizer, a matrix resin, a tackifying resin, styrene butadiene rubber, an inorganic filler, an antioxidant, an ultraviolet absorbent and a coupling agent according to weight percentage, wherein the tackifying resin is one or a combination of rosin resin, terpene resin and hydrogenated rosin resin, and the tackifying resin contains the hydrogenated rosin resin accounting for more than 25% of the total mass of the tackifying resin. The hot-melt pressure-sensitive adhesive prepared by adding specific tackifying resin and a certain amount of inorganic filler into a thermoplastic elastomer and matching with matrix resin, plasticizer, coupling agent and other components has excellent high-temperature permanent viscosity, excellent high-low temperature resistance and thermal aging resistance, high peel strength and good initial adhesion, can be constructed in a wide temperature range, and can be well adhered with a base material after being soaked in water for a long time.
Description
Technical Field
The invention belongs to the field of adhesives, and particularly relates to a high-temperature-resistant hot-melt pressure-sensitive adhesive as well as a preparation method and application thereof.
Background
At present, the coiled materials used for building waterproof construction are basically asphalt modified waterproof coiled materials, and the characteristics of hot flow, cold brittleness and the like of the modified asphalt adhesive are known, so that problems are easy to occur in the construction process in winter and summer. The modified asphalt is easy to break and lose viscosity due to too high temperature in summer and too low temperature in winter. The surface of the modified asphalt waterproof coiled material is not provided with any protective layer, and if the coiled material is placed outdoors for a long time due to reasons such as construction period delay, weather reasons and the like, the coiled material is easy to lose adhesion due to long-time ultraviolet irradiation. The existing high polymer pre-laid waterproof coiled material mainly comprises a three-layer structure of a high polymer sheet, a self-adhesive layer and an anti-sticking layer, wherein the self-adhesive layer can adopt a high-performance hot melt adhesive, such as a flame-retardant hot melt pressure-sensitive adhesive disclosed in Chinese patent CN106221629A, a preparation method and application thereof, the hot melt pressure-sensitive adhesive adopts a thermoplastic elastomer, amorphous polyolefin, polyisobutylene, a first tackifying resin, a second tackifying resin, a plasticizer, a coupling agent, an ultraviolet absorbent, an antioxidant and a flame retardant as raw materials, and has flame retardance, but the problem of insufficient high-temperature holding viscosity. In addition, the existing hot-melt pressure-sensitive adhesive on the market generally has the problems of poor low-temperature resistance, easy debonding at low temperature, poor bonding performance, easy adhesion and slippage when used at high temperature, poor long-term water soaking stripping performance, easy glue opening and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a high-temperature-resistant hot-melt pressure-sensitive adhesive with excellent high-temperature holding adhesion performance, high-low temperature resistance, aging resistance and the like and a preparation method thereof.
To achieve the above object, a first aspect of the present invention:
the hot-melt pressure-sensitive adhesive comprises the following raw materials in percentage by weight:
wherein the content of the first and second substances,
the thermoplastic elastomer is one or a combination of more of SBS (styrene-butadiene-styrene) and SIS (styrene-isoprene-styrene);
the tackifying resin is one or a combination of more of rosin resin, terpene phenol resin and hydrogenated rosin resin, and the tackifying resin contains hydrogenated rosin resin accounting for more than 25% of the total mass of the tackifying resin;
the matrix resin is one or a combination of more of C5 petroleum resin, C5 hydrogenated petroleum resin and DCPD petroleum resin.
Preferably, the thermoplastic elastomer is SIS, wherein the mass content of polystyrene in the SIS is 10% -20%, and the mass content of a polystyrene-isoprene diblock is 20% -75%.
Preferably, the matrix resin is one or more of C5 petroleum resin and C5 hydrogenated petroleum resin.
Preferably, the tackifying resin is one or more of hydrogenated rosin resin and terpene phenol resin, and the tackifying resin contains hydrogenated rosin resin accounting for more than 25% of the total mass of the tackifying resin.
According to some embodiments of the invention, the polyisobutylene has a number average molecular weight of 900 to 1800.
According to some embodiments of the present invention, the inorganic filler is one or a combination of calcium carbonate, titanium dioxide and calcium oxide.
Preferably, the particle size of the inorganic filler is 800 to 2000 meshes.
According to some embodiments of the invention, the plasticizer is one or a combination of naphthenic oil and chlorinated paraffin.
According to some embodiments of the invention, the coupling agent is one or a combination of silane coupling agent and phthalate coupling agent.
According to some embodiments of the invention, the antioxidant is one or a combination of several of the antioxidants 1010, 168, 264, 1076, but is not limited thereto.
In some preferred and specific embodiments, the raw material formula of the hot melt pressure sensitive adhesive comprises the following components in percentage by weight:
the tackifying resin is hydrogenated rosin resin.
Second aspect of the invention: the preparation method of the hot-melt pressure-sensitive adhesive comprises the following steps: according to the formula, mixing a thermoplastic elastomer, polyisobutylene, a plasticizer, matrix resin, tackifying resin, styrene butadiene rubber, an inorganic filler, an antioxidant, an ultraviolet absorbent and a coupling agent, stirring at 160-200 ℃ until the materials are completely melted, vacuumizing, controlling the vacuum degree to be-0.08-0.1 MPa, and stirring until the materials are uniformly mixed to obtain the hot-melt pressure-sensitive adhesive.
In a third aspect of the invention: the preparation method of the hot-melt pressure-sensitive adhesive comprises the following steps: according to the formula, polyisobutylene, a plasticizer, matrix resin, tackifying resin, styrene butadiene rubber, inorganic filler, an antioxidant, an ultraviolet absorbent and a coupling agent are mixed, stirred at 160-200 ℃ until the materials are completely melted, then a thermoplastic elastomer is added, vacuum pumping is performed, the vacuum degree is controlled to be-0.08-0.1 MPa, the mixture is stirred until the thermoplastic elastomer is melted, and all the materials are uniformly mixed, so that the hot-melt pressure-sensitive adhesive is prepared.
The fourth aspect of the present invention: the hot-melt pressure-sensitive adhesive is applied to the non-asphalt-based waterproof coiled material.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the hot-melt pressure-sensitive adhesive prepared by adding specific tackifying resin and a certain amount of inorganic filler into a thermoplastic elastomer and matching with matrix resin, plasticizer, coupling agent and other components has excellent high-temperature permanent viscosity, excellent high-low temperature resistance and thermal aging resistance, high peel strength and good initial adhesion, can be constructed in a wide temperature range, and can be well adhered with a base material after being soaked in water for a long time.
Compared with the existing hot-melt pressure-sensitive adhesive, the high-temperature resistant constant viscosity of the hot-melt pressure-sensitive adhesive can be better used in tropical and subtropical high-temperature areas in the south, and the phenomena of adhesion and overlapping edge slippage are not easy to occur in summer or at higher environmental temperature.
Detailed Description
The technical solutions of the present invention are described in detail below with reference to specific examples so that those skilled in the art can better understand and implement the technical solutions of the present invention, but the present invention is not limited to the scope of the examples.
Example 1
The raw material formula of the hot melt pressure sensitive adhesive for the high temperature resistant non-asphalt based waterproof roll material provided by the embodiment is shown in table 1,
wherein the content of the first and second substances,
the thermoplastic elastomer is SIS which is derived from Yueyang chemical rubber products and has the brand number of SIS-4019.
The matrix resin is C5 hydrogenated petroleum resin, which is from petrochemical company Limited in Hedgey of Zhejiang and has a mark number of H5-1001.
The tackifying resin is hydrogenated rosin resin, is sourced from Guangdong Ke Maolin production chemical industry Co., Ltd, and has the brand number of KS-2100.
The plasticizer is compounded by adopting naphthenic oil and chlorinated paraffin according to the mass ratio of 3:1, the grade of the naphthenic oil is KN4010, and the grade of the chlorinated paraffin is 52 #.
The polyisobutylene used was polyisobutylene having a number average molecular weight of 1000.
KH550 is used as the coupling agent.
The inorganic filler is calcium carbonate powder with the particle size of 1200 meshes.
The antioxidant is compounded by Pasteur 1010 and 168 according to the mass ratio of 1: 1.
The preparation method of the hot-melt pressure-sensitive adhesive comprises the following steps: adding a thermoplastic elastomer, polyisobutylene, a plasticizer, matrix resin, tackifying resin, styrene butadiene rubber, inorganic filler, an antioxidant, an ultraviolet absorbent and a coupling agent into a closed container, heating and stirring at 180 ℃, vacuumizing after materials are completely melted, controlling the vacuum degree to be-0.08 to-0.1 MPa and the stirring speed to be 60 r/min, and obtaining the high-temperature-resistant hot-melt pressure-sensitive adhesive after the materials are completely and uniformly mixed under the condition of rapid stirring.
Example 2
The hot-melt pressure-sensitive adhesive for the high-temperature-resistant non-asphalt-based waterproof roll provided by the embodiment is shown in table 1, and is different from the hot-melt pressure-sensitive adhesive in the embodiment 1 in that:
the thermoplastic elastomer is SIS which is prepared from Taikong corporation under the name of SIS-4114 and SIS-4116 according to the mass ratio of 2: 1.
The matrix resin is compounded by C5 hydrogenated petroleum resin and C5 petroleum resin according to the mass ratio of 1: 3.
The tackifying resin is hydrogenated rosin resin.
Without adding inorganic filler
Example 3
The hot-melt pressure-sensitive adhesive for the high-temperature-resistant non-asphalt-based waterproof roll provided by the embodiment is shown in table 1, and is different from the hot-melt pressure-sensitive adhesive in the embodiment 1 in that:
the matrix resin is C5 petroleum resin and DCPD resin which are compounded according to the mass ratio of 1: 1.
The tackifying resin is formed by compounding terpene phenol resin and hydrogenated rosin resin according to the mass ratio of 5: 2.
The inorganic filler adopts the stone titanium white powder with the brand number of R-930.
Example 4
The hot-melt pressure-sensitive adhesive for the high-temperature-resistant non-asphalt-based waterproof roll provided by the embodiment is shown in table 1, and is different from the hot-melt pressure-sensitive adhesive in the embodiment 1 in that:
the preparation method of the hot-melt pressure-sensitive adhesive comprises the following steps: adding polyisobutylene, a plasticizer, matrix resin, tackifying resin, styrene butadiene rubber, inorganic filler, an antioxidant, an ultraviolet absorbent and a coupling agent into a closed container, heating and stirring at 180 ℃, adding a thermoplastic elastomer after materials are completely melted, vacuumizing, controlling the vacuum degree to be-0.08 to-0.1 MPa, and completely and uniformly mixing the materials under the condition of rapid stirring to obtain the high-temperature-resistant hot-melt pressure-sensitive adhesive.
Comparative example 1
The raw material formula of the hot melt pressure sensitive adhesive provided by the embodiment is shown in table 1, and the difference from the embodiment 1 is that:
the tackifying resin selected is the kraton terpene phenol resin 1105.
Comparative example 2
The raw material formula of the hot melt pressure sensitive adhesive provided by the embodiment is shown in table 1, and the difference from the embodiment 1 is that:
the tackifying resin selected is the kraton terpene phenol resin 1105.
No inorganic filler is added.
Table 1 shows the raw material formulations (in mass percent) of the hot melt pressure sensitive adhesives of examples 1 to 4 and comparative examples 1 to 2
The hot-melt pressure-sensitive adhesives of the examples 1-4 and the comparative examples 1-2 are subjected to a performance test according to a waterproof coiled material test method GB/T23457-2017, and a high-temperature permanent adhesion test according to the permanent adhesion of a GB/T23260 adhesive tape, wherein the high-temperature permanent adhesion test is carried out by adopting a Kejian high-temperature permanent adhesion box, and the results are shown in tables 2 and 3.
Table 2 shows the results of the performance tests of the hot-melt pressure-sensitive adhesives of examples 1 to 4
Table 3 shows the results of the performance test of the hot-melt pressure-sensitive adhesives of comparative examples 1 to 2
As can be seen from tables 2 and 3, the hot-melt pressure-sensitive adhesives of examples 1 to 4 have a certain improvement in the conventional performance compared with the hot-melt pressure-sensitive adhesives of comparative examples 1 to 2, and can be applied to a wider temperature range, wherein the high-temperature holding viscosity (the high-temperature holding viscosity tested at 45 ℃ and 60 ℃) is greatly improved, and can be better used in tropical and subtropical high-temperature areas such as south, while the conventional hot-melt pressure-sensitive adhesives (such as CN106221629A) are easy to have the phenomena of adhesion and slipping of overlapping edges in the use process in summer or in a higher environment, so that the normal use is affected, and the problems can be well solved by adopting examples 1 to 4.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
The endpoints of the ranges and any values disclosed herein are not limited to the precise range or value, and such ranges or values should be understood to encompass values close to those ranges or values. For ranges of values, between the endpoints of each of the ranges and the individual points, and between the individual points may be combined with each other to give one or more new ranges of values, and these ranges of values should be considered as specifically disclosed herein.
Claims (10)
1. The hot-melt pressure-sensitive adhesive is characterized by comprising the following components in percentage by weight:
30-40% of a thermoplastic elastomer;
5-15% of polyisobutylene;
10-20% of a plasticizer;
20-30% of matrix resin;
10-15% of tackifying resin;
0-5% of styrene butadiene rubber;
0-10% of inorganic filler;
0.1-1% of antioxidant;
0.1-1% of ultraviolet absorbent;
0.1-1% of a coupling agent;
wherein the content of the first and second substances,
the thermoplastic elastomer is one or a combination of more of SBS and SIS;
the tackifying resin is one or a combination of more of rosin resin, terpene phenol resin and hydrogenated rosin resin, and the tackifying resin contains hydrogenated rosin resin accounting for more than 25% of the total mass of the tackifying resin;
the matrix resin is one or a combination of more of C5 petroleum resin, C5 hydrogenated petroleum resin and DCPD petroleum resin.
2. The hot melt pressure sensitive adhesive of claim 1, wherein: the raw material formula of the hot-melt pressure-sensitive adhesive comprises the following components in percentage by weight:
30-40% of a thermoplastic elastomer;
5-15% of polyisobutylene;
10-20% of a plasticizer;
20-30% of matrix resin;
10-15% of tackifying resin;
5-10% of an inorganic filler;
0.1-1% of antioxidant;
0.1-1% of ultraviolet absorbent;
0.1-1% of a coupling agent;
the tackifying resin is hydrogenated rosin resin.
3. The hot melt pressure sensitive adhesive of claim 1, wherein: the thermoplastic elastomer is SIS, wherein the mass content of polystyrene in the SIS is 10% -20%, and the mass content of a polystyrene-isoprene diblock is 20% -75%.
4. The hot melt pressure sensitive adhesive of claim 1, wherein: the number average molecular weight of the polyisobutylene is 900-1800.
5. The hot melt pressure sensitive adhesive of claim 1, wherein: the inorganic filler is one or a combination of more of calcium carbonate, titanium dioxide and calcium oxide.
6. The hot melt pressure sensitive adhesive of claim 1, wherein: the plasticizer is one or a combination of several of naphthenic oil and chlorinated paraffin.
7. The hot melt pressure sensitive adhesive of claim 1, wherein: the coupling agent is one or a combination of more of silane coupling agent and phthalate coupling agent.
8. The preparation method of the hot melt pressure sensitive adhesive according to any one of claims 1 to 7, wherein the preparation method comprises the following steps: according to the formula, mixing a thermoplastic elastomer, polyisobutylene, a plasticizer, matrix resin, tackifying resin, styrene butadiene rubber, an inorganic filler, an antioxidant, an ultraviolet absorbent and a coupling agent, stirring at 160-200 ℃ until the materials are completely melted, vacuumizing, controlling the vacuum degree to be-0.08 to-0.1 MPa, and stirring until the materials are uniformly mixed to obtain the hot-melt pressure-sensitive adhesive.
9. The preparation method of the hot melt pressure sensitive adhesive according to any one of claims 1 to 7, wherein the preparation method comprises the following steps: according to the formula, polyisobutylene, a plasticizer, matrix resin, tackifying resin, styrene butadiene rubber, inorganic filler, an antioxidant, an ultraviolet absorbent and a coupling agent are mixed, stirred at 160-200 ℃ until the materials are completely melted, then a thermoplastic elastomer is added, vacuum pumping is carried out, the vacuum degree is controlled to be-0.08 to-0.1 MPa, the mixture is stirred until the thermoplastic elastomer is melted, and all the materials are uniformly mixed, so that the hot-melt pressure-sensitive adhesive is prepared.
10. Use of the hot melt pressure sensitive adhesive according to any one of claims 1 to 7 in a non-asphalt based waterproofing membrane.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114561175A (en) * | 2022-03-17 | 2022-05-31 | 东莞长联新材料科技股份有限公司 | Solvent-free printing table glue and preparation method and application thereof |
| CN114716950A (en) * | 2021-07-31 | 2022-07-08 | 无锡市万力粘合材料股份有限公司 | Hot-melt pressure-sensitive adhesive for cotton picker packing adhesive tape and preparation method thereof |
| CN114716951A (en) * | 2022-01-08 | 2022-07-08 | 无锡市万力粘合材料股份有限公司 | Hot-melt pressure-sensitive adhesive for floor compounding and preparation method thereof |
| CN114752319A (en) * | 2021-12-13 | 2022-07-15 | 上海都昱新材料科技有限公司 | High-initial-adhesion and high-temperature-resistant hot melt adhesive and preparation method thereof |
| CN114806448A (en) * | 2021-06-17 | 2022-07-29 | 巢进化学(上海)有限公司 | Novel hot-melt pressure-sensitive adhesive for high-molecular waterproof coiled material and preparation method thereof |
| CN115651553A (en) * | 2022-10-28 | 2023-01-31 | 烟台德邦科技股份有限公司 | High-adhesion-holding hot-melt pressure-sensitive foam adhesive tape for lithium battery packaging and preparation method thereof |
| CN115703938A (en) * | 2021-08-06 | 2023-02-17 | 江苏凯伦建材股份有限公司 | Coating composition for waterproof composite material and waterproof composite material comprising same |
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| CN106221629A (en) * | 2016-08-15 | 2016-12-14 | 江苏凯伦建材股份有限公司 | A kind of flame-retardant hot-melt pressure sensitive adhesive, its preparation method and application |
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