CN108753231A - A kind of vehicle body polyamide modified epoxy resin structural adhesive and preparation method thereof - Google Patents
A kind of vehicle body polyamide modified epoxy resin structural adhesive and preparation method thereof Download PDFInfo
- Publication number
- CN108753231A CN108753231A CN201810674627.3A CN201810674627A CN108753231A CN 108753231 A CN108753231 A CN 108753231A CN 201810674627 A CN201810674627 A CN 201810674627A CN 108753231 A CN108753231 A CN 108753231A
- Authority
- CN
- China
- Prior art keywords
- epoxy resin
- vehicle body
- structural adhesive
- modified epoxy
- polyamide modified
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- 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
- 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
-
- 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
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
Include following components and its parts by weight the invention discloses a kind of polyamide modified epoxy resin structural adhesive of vehicle body：50-75 parts of epoxy resin；9-28 parts of polyamide；15-30 parts of curing agent；8-15 parts of diluent；2-5 parts of thixotropic agent；25-50 parts of filler；3-5 parts of coupling agent；1-2 parts of toughener；0.1-3 parts of corrosion inhibiter.It is high that the polyamide modified epoxy resin structural adhesive of the vehicle body of the present invention overlaps montage intensity；The selection and use of coupling agent, enable filler preferably to be disperseed, and improve the tensile strength and impact strength of the present invention；The selection of polyamide and epoxy resin forms network structure after solidification, further promote impact strength, tensile strength, adhesive force and toughness.
Description
Technical field
The present invention relates to structure glue technical field, more particularly to the polyamide modified epoxy resin structural adhesive of a kind of vehicle body and
Preparation method.
Background technology
With the continuous development of auto industry, automotive light weight technology technology has obtained the extensive concern of people, some are traditional
Automobile making interconnection technique, which is such as welded, to be difficult to be well used on Novel lightweight material, while being made between different materials
It can not also ensure that its overall performance is not fully exerted with traditional handicrafts such as welding, and automobile-used structure glue can then solve these and ask
Topic plays the advantage of Novel lightweight material, however current body structure glue has peel strength, tensile strength and resists mostly
The insufficient defect of impact strength.
Invention content
The purpose of the present invention is exactly to provide a kind of polyamide modified epoxy resin of vehicle body to solve the above-mentioned problems
Structure glue and preparation method thereof while having excellent peel strength and impact strength, also has corrosion resistance.
The object of the present invention is achieved like this：
A kind of vehicle body of the present invention includes following components and its parts by weight with polyamide modified epoxy resin structural adhesive：
The polyamide modified epoxy resin structural adhesive of above-mentioned a kind of vehicle body, wherein epoxy resin is bisphenol type epoxy tree
Fat.
The polyamide modified epoxy resin structural adhesive of above-mentioned a kind of vehicle body, wherein polyetheramine is selected from kymene 00 and gathers
At least one of amide 610.
The polyamide modified epoxy resin structural adhesive of above-mentioned a kind of vehicle body, wherein curing agent is selected from dicyandiamide, methylguanidine
At least one of amine and 1- neighbour's base Phenylbiguanide.
The polyamide modified epoxy resin structural adhesive of above-mentioned a kind of vehicle body, wherein diluent shrinks selected from dodecyl
At least one of glycerin ether, 1,4- butanediol diglycidyl ethers, phenyl glycidyl ether and new certain herbaceous plants with big flowers acid glycidyl ester.
The polyamide modified epoxy resin structural adhesive of above-mentioned a kind of vehicle body, wherein thixotropic agent is hydrophobicity gas phase dioxy
SiClx.
The polyamide modified epoxy resin structural adhesive of above-mentioned a kind of vehicle body, wherein filler is selected from silicon powder, nano-calcium carbonate
At least one of calcium, talcum powder and titanium dioxide.
The polyamide modified epoxy resin structural adhesive of above-mentioned a kind of vehicle body, wherein coupling agent is selected from diethyl triamine base
In propyl-triethoxysilicane, anilinomethyl trimethoxy silane and γ-glycidyl ether oxygen propyl trimethoxy silicane extremely
Few one kind.
The polyamide modified epoxy resin structural adhesive of above-mentioned a kind of vehicle body, wherein corrosion inhibiter is selected from benzotriazole, phosphoric acid
At least one of tributyl and triphenylphosphine.
The preparation method of the polyamide modified epoxy resin structural adhesive of a kind of vehicle body of the present invention, wherein including following step
Suddenly：
Step 1：Prepare raw material according to following components and parts by weight：
Step 2：Epoxy resin, polyamide, diluent and coupling agent in step 1 is mixed in blender, rotating speed
For 250-300rpm, 50-60min is stirred, filler, toughener and corrosion inhibiter in step 1, rotating speed 900- is then added
950rpm stirs 20min, is cooled to room temperature；
Step 3：By in step 1 curing agent and thixotropic agent be added in the product after step 2 is cooled to room temperature, turn
Speed is 200rpm, stirs 20-30min, then stand 30min.
The invention has the advantages that：
1, the polyamide modified epoxy resin structural adhesive of vehicle body of the invention substitutes and the traditional handicrafts such as welds, can with it is light
Quantization material effectively combines；
2, the selection of filler and toughener improves the anti-of the polyamide modified epoxy resin structural adhesive of vehicle body of the present invention
Impact strength；
3, the selection and use of coupling agent, enables filler and toughener preferably to be disperseed；
4, the selection of polyamide and epoxy resin forms network structure after solidification, further promote impact strength, stretch
Intensity, adhesive force and toughness.
Specific implementation mode
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
Prepare raw material according to following components and its parts by weight：
After getting out above-mentioned raw material, prepared according to the following steps：
S1：By ready bisphenol A type epoxy resin, kymene 00,1,4- butanediol diglycidyl ethers and aniline first
Base trimethoxy silane mixes in blender, rotating speed 300rpm, stirs 50min, ready nano-calcium carbonate is then added
Calcium, toughener and benzotriazole, rotating speed 900rpm stir 20min, are cooled to room temperature；
S2：Ready methyl guanamines and hydrophobicity aerosil are added to the product after being cooled to room temperature in S1
In, rotating speed 200rpm stirs 20min, then stands 30min.
Embodiment 2
Prepare raw material according to following components and its parts by weight：
After getting out above-mentioned raw material, prepared according to the following steps：
S1：By ready bisphenol A type epoxy resin, kymene 00,1,4- butanediol diglycidyl ethers and aniline first
Base trimethoxy silane mixes in blender, rotating speed 300rpm, stirs 60min, ready nano-calcium carbonate is then added
Calcium, toughener and benzotriazole, rotating speed 900rpm stir 20min, are cooled to room temperature；
S2：Ready methyl guanamines and hydrophobicity aerosil are added to the product after being cooled to room temperature in S1
In, rotating speed 200rpm stirs 30min, then stands 30min.
Embodiment 3
Prepare raw material according to following components and its parts by weight：
After getting out above-mentioned raw material, prepared according to the following steps：
S1：By ready bisphenol A type epoxy resin, kymene 00,1,4- butanediol diglycidyl ethers and aniline first
Base trimethoxy silane mixes in blender, rotating speed 300rpm, stirs 50min, ready silicon powder, increasing is then added
Tough dose and benzotriazole, rotating speed 900rpm stir 20min, are cooled to room temperature；
S2：Ready methyl guanamines and hydrophobicity aerosil are added to the product after being cooled to room temperature in S1
In, rotating speed 200rpm stirs 20min, then stands 30min.
Comparative example 1
Prepare raw material according to following components and its parts by weight：
After getting out above-mentioned raw material, prepared according to the following steps：
S1：By ready bisphenol A type epoxy resin, 1,4- butanediol diglycidyl ethers and anilinomethyl trimethoxy
Silane mixes in blender, rotating speed 300rpm, stirs 60min, ready toughener and benzotriazole is then added, and turns
Speed is 900rpm, stirs 20min, is cooled to room temperature；
S2：Ready methyl guanamines and hydrophobicity aerosil are added to the product after being cooled to room temperature in S1
In, rotating speed 200rpm stirs 30min, then stands 30min.
Manufactured vehicle body in embodiment 1-3 and comparative example 1 is subjected to performance with polyamide modified epoxy resin structural adhesive
Test, test result are shown in Table 1.
1 the performance test results of table
From table 1 it follows that the vehicle body of the present invention polyamide modified epoxy resin structural adhesive lap shear strength height；
The selection and use of coupling agent, enable filler preferably to be disperseed, and improve the impact strength of the present invention and stretch strong
Degree；The selection of polyamide and epoxy resin forms network structure after solidification, further promote impact strength, tensile strength, attached
Put forth effort and toughness, vehicle body of the invention can be applied to Novel lightweight material with polyamide modified epoxy resin structural adhesive, have
Conducive to the development of automotive light weight technology technology.
Above example is used for illustrative purposes only rather than limitation of the present invention, the technology people in relation to technical field
Member, without departing from the spirit and scope of the present invention, can also make various transformation or modification, therefore all equivalent
Technical solution should also belong to scope of the invention, should be limited by each claim.
Claims (10)
1. a kind of polyamide modified epoxy resin structural adhesive of vehicle body, which is characterized in that including following components and its parts by weight：
2. a kind of polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, which is characterized in that the epoxy
Resin is bisphenol A type epoxy resin.
3. a kind of polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, which is characterized in that the polyethers
Amine is selected from least one of kymene 00 and polyamide 610.
4. a kind of polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, which is characterized in that the solidification
Agent is selected from least one of dicyandiamide, methyl guanamines and 1- neighbour's base Phenylbiguanide.
5. a kind of polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, which is characterized in that the dilution
It is sweet that agent is selected from lauryl diglycidyl ether, 1,4- butanediol diglycidyl ethers, phenyl glycidyl ether and the shrink of new certain herbaceous plants with big flowers acid
At least one of grease.
6. a kind of polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, which is characterized in that the thixotroping
Agent is hydrophobicity aerosil.
7. a kind of polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, which is characterized in that the filler
Selected from least one of silicon powder, nano-calcium carbonate, talcum powder and titanium dioxide.
8. a kind of polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, which is characterized in that the coupling
Agent is selected from diethyl triamine base propyl-triethoxysilicane, anilinomethyl trimethoxy silane and γ-glycidyl ether oxygen propyl
At least one of trimethoxy silane.
9. a kind of polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, which is characterized in that the inhibition
Agent is selected from least one of benzotriazole, tributyl phosphate and triphenylphosphine.
10. a kind of preparation method of the polyamide modified epoxy resin structural adhesive of vehicle body as described in claim 1, feature exist
In including the following steps：
Step 1：Prepare raw material according to following components and parts by weight：
Step 2：Epoxy resin, polyamide, diluent and coupling agent in the step 1 is mixed in blender, rotating speed
For 250-300rpm, 50-60min is stirred, filler, toughener and corrosion inhibiter in the step 1 is then added, rotating speed is
900-950rpm stirs 20min, is cooled to room temperature；
Step 3：By in the step 1 curing agent and thixotropic agent be added to the product after the step 2 is cooled to room temperature
In, rotating speed 200rpm stirs 20-30min, then stands 30min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810674627.3A CN108753231A (en) | 2018-06-27 | 2018-06-27 | A kind of vehicle body polyamide modified epoxy resin structural adhesive and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810674627.3A CN108753231A (en) | 2018-06-27 | 2018-06-27 | A kind of vehicle body polyamide modified epoxy resin structural adhesive and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108753231A true CN108753231A (en) | 2018-11-06 |
Family
ID=63978008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810674627.3A Pending CN108753231A (en) | 2018-06-27 | 2018-06-27 | A kind of vehicle body polyamide modified epoxy resin structural adhesive and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108753231A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112480865A (en) * | 2020-12-10 | 2021-03-12 | 上海佰奥聚新材料科技有限公司 | New energy automobile coil high-temperature-resistant adhesive |
| CN114015398A (en) * | 2021-11-24 | 2022-02-08 | 浙江荣泰科技企业有限公司 | Heat-resistant epoxy adhesive for metal bonding and preparation method thereof |
| CN114479738A (en) * | 2022-03-29 | 2022-05-13 | 上海喆航航空科技有限公司 | Preparation method and use method of body composite material adhesive |
| CN115710450A (en) * | 2022-12-26 | 2023-02-24 | 天津科瑞达涂料化工有限公司 | Automobile lightweight aluminum substrate coating and preparation method thereof |
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|---|---|---|---|---|
| CN1800290A (en) * | 2006-01-17 | 2006-07-12 | 武汉理工大学 | Flame-proof low-smoke low-toxicity epoxy adhesive |
| CN102827565A (en) * | 2012-09-19 | 2012-12-19 | 三友（天津）高分子技术有限公司 | One-component epoxy adhesive for automobiles and preparation method thereof |
-
2018
- 2018-06-27 CN CN201810674627.3A patent/CN108753231A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1800290A (en) * | 2006-01-17 | 2006-07-12 | 武汉理工大学 | Flame-proof low-smoke low-toxicity epoxy adhesive |
| CN102827565A (en) * | 2012-09-19 | 2012-12-19 | 三友（天津）高分子技术有限公司 | One-component epoxy adhesive for automobiles and preparation method thereof |
Non-Patent Citations (1)
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|---|
| 魏月贞等: "《合成胶粘剂》", 31 October 1979, 人民教育出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112480865A (en) * | 2020-12-10 | 2021-03-12 | 上海佰奥聚新材料科技有限公司 | New energy automobile coil high-temperature-resistant adhesive |
| CN114015398A (en) * | 2021-11-24 | 2022-02-08 | 浙江荣泰科技企业有限公司 | Heat-resistant epoxy adhesive for metal bonding and preparation method thereof |
| CN114479738A (en) * | 2022-03-29 | 2022-05-13 | 上海喆航航空科技有限公司 | Preparation method and use method of body composite material adhesive |
| CN115710450A (en) * | 2022-12-26 | 2023-02-24 | 天津科瑞达涂料化工有限公司 | Automobile lightweight aluminum substrate coating and preparation method thereof |
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Application publication date: 20181106 |