CN112980371B - High-toughness glass fiber reinforced plastic adhesive and preparation method thereof - Google Patents
High-toughness glass fiber reinforced plastic adhesive and preparation method thereof Download PDFInfo
- Publication number
- CN112980371B CN112980371B CN202110374334.5A CN202110374334A CN112980371B CN 112980371 B CN112980371 B CN 112980371B CN 202110374334 A CN202110374334 A CN 202110374334A CN 112980371 B CN112980371 B CN 112980371B
- Authority
- CN
- China
- Prior art keywords
- component
- parts
- glass fiber
- fiber reinforced
- reinforced plastic
- 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.)
- Active
Links
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
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4045—Mixtures of compounds of group C08G18/58 with other macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/58—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
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a high-toughness glass fiber reinforced plastic adhesive and a preparation method thereof, wherein the adhesive comprises a component A and a component B, and the component A is prepared by mass: 100 parts of polyurethane modified epoxy resin (HXR-UE 29), 8 to 12 parts of reinforcing agent, 0.5 to 1 part of coupling agent KH560, 20 to 30 parts of filler and 2 to 10 parts of promoter are added into a kneading machine and stirred uniformly, and then the white component A with thixotropy is obtained. B, preparation of a component: adding 18-30 parts of curing agent, 1-2 parts of accelerator 2,4, 6-tris (dimethylaminomethyl) phenol (DMP-30), 0.5-1 part of coupling agent KH550, 1-2 parts of pigment iron oxide green and 15-25 parts of filler into a kneading machine, and uniformly stirring to obtain a green component B with a paste. The high-toughness glass fiber reinforced plastic adhesive provided by the invention has the characteristics of high adhesive strength and good toughness.
Description
Technical Field
The invention relates to a glass fiber reinforced plastic adhesive, belonging to the field of composite non-metallic materials.
Background
Glass Fiber Reinforced Plastic (FRP) or GFRP is a non-metallic material compounded from glass fiber and synthetic resin (such as polyester resin and epoxy resin), has excellent properties of low density, high strength, corrosion resistance and the like, and is widely applied in various industries.
The connection of traditional glass steel spare mostly adopts riveted mode, and this connected mode construction is convenient, easy operation. However, the main disadvantages of riveting are that stress concentration of the glass fiber reinforced plastic member is easily caused, and loosening of the rivet and local cracking of the glass fiber reinforced plastic member are easily caused during use.
Disclosure of Invention
In view of the above, the invention aims to design a high-toughness glass fiber reinforced plastic adhesive for self-adhesion and mutual adhesion of glass fiber reinforced plastics and adhesion, filling, sealing, repair and the like of glass fiber reinforced plastics and glass fibers made by mixing various materials.
The invention provides a high-toughness glass fiber reinforced plastic adhesive which comprises a component A and a component B in parts by mass
A number, wherein:
preparing a component A:
100 parts of polyurethane modified epoxy resin is added,
8 to 12 parts of a reinforcing agent,
0.5 to 1 part of coupling agent KH560,
20 to 30 parts of a filler,
2-10 parts of a change promoter is added into a kneader and stirred uniformly to obtain a white thixotropic component A;
b, preparation of a component:
18 to 30 parts of a curing agent,
accelerator 2,4, 6-trisphenol 1 to 2 portions,
0.5 to 1 portion of coupling agent KH550,
1 to 2 portions of pigment iron oxide green,
15 to 25 parts of filler is added into a kneader and stirred uniformly, and the green paste B component is obtained.
Further, the synthesis method of the polyurethane modified epoxy resin in the component A comprises the following steps:
adding diisocyanate into a reaction kettle, introducing nitrogen for protection, starting a stirrer, heating to 70-80 ℃, slowly adding dehydrated polyether glycol, and reacting until isocyanic acid radical reaches a theoretical value to obtain a polyurethane prepolymer for later use;
adding epoxy resin into a reaction kettle, dehydrating, introducing nitrogen for protection, starting a stirrer, heating to 80-90 ℃, adding a polyurethane prepolymer, and reacting until isocyanate disappears to obtain the polyurethane modified epoxy resin.
Further, the reinforcing agent in the component A is one or more of 400-1000 mesh alumina powder, 400-800 mesh zinc oxide powder and 325-mesh mica powder.
Further, the filler in the component A and the component B is one or more of 400-3000 mesh silica micropowder and precipitated white carbon black.
Furthermore, the accelerant in the component A is one or the combination of more than one of gas-phase silicon dioxide, organic bentonite and hydrogenated castor oil.
Further, the curing agent in the component B is one or the combination of more than one of polyether amine D230 and m-xylylenediamine.
The preparation method of the high-toughness glass fiber reinforced plastic adhesive comprises a component A and a component B, and comprises the following steps in parts by weight:
the preparation step of the S1A component comprises the following steps:
100 parts of polyurethane modified epoxy resin is added,
8 to 12 parts of a reinforcing agent,
0.5 to 1 part of coupling agent KH560,
20 to 30 parts of a filler,
2-10 parts of a change promoter is added into a kneading machine to be uniformly stirred, and the mixture is vacuumized to obtain a white component A with thixotropy;
the preparation step of the S2B component comprises the following steps:
18 to 30 parts of a curing agent,
accelerator 2,4, 6-trisphenol 1 to 2 portions,
0.5 to 1 part of coupling agent KH,
1 to 2 portions of pigment iron oxide green,
adding 15 to 25 parts of filler into a kneading machine, uniformly stirring, and vacuumizing to obtain a green paste-containing component B;
s3, completely pouring the liquid resin A into the liquid resin B, stirring for 1-10min to make the liquid resin A uniform, immediately pouring the glue along one side of the inner wall, and standing for 10-20min without moving after the glue is gelled; and after 1 to 2h, the product can be put into use after being verified to be qualified.
Further, the synthesis method of the polyurethane modified epoxy resin in the component A comprises the following steps:
adding diisocyanate into a reaction kettle, introducing nitrogen for protection, starting a stirrer, heating to 70-80 ℃, slowly adding dehydrated polyether glycol, and reacting until isocyanic acid radical reaches a theoretical value to obtain a polyurethane prepolymer for later use;
adding the epoxy resin into a reaction kettle, dehydrating, introducing nitrogen for protection, starting a stirrer, heating to 80-90 ℃, adding the polyurethane prepolymer, and reacting until isocyanate disappears to obtain the polyurethane modified epoxy resin.
The invention has the beneficial effects that: according to the invention, diisocyanate and polyether diol are reacted to obtain a polyurethane prepolymer, and then the polyurethane prepolymer is reacted with epoxy resin to obtain polyurethane modified epoxy HXR-UE29, so that a polyether soft chain is introduced into a side chain of the epoxy resin, and the functionality of the epoxy resin is improved. The high-toughness glass fiber reinforced plastic adhesive prepared by taking the polyurethane modified epoxy resin HXR-UE29 as a base material forms a stable micro or submicroscopic multiphase morphological structure in the curing process, obviously improves the toughness of the material, improves the shear strength, adhesive force, tensile strength, bending strength, wear resistance and the like of an adhesive layer, and has little influence on the modulus and heat resistance of the material.
Therefore, the high-toughness glass fiber reinforced plastic adhesive provided by the invention has the characteristics of high adhesive strength and good toughness.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
Example 1:
a high-toughness glass fiber reinforced plastic adhesive comprises a component A and a component B, wherein the component A and the component B are prepared according to the mass fraction, the mixing ratio of the component A to the component B is 100: 100 parts of polyurethane modified epoxy resin (HXR-UE 29), 10 parts of reinforcing agent 400-mesh zinc oxide powder, 1 part of coupling agent KH560, 20 parts of filler 400-mesh silica powder, 12 parts of precipitated white carbon black and 2 parts of thixotropic agent hydrogenated castor oil are added into a kneader to be uniformly stirred, vacuumized and subpackaged to obtain a white thixotropic A component. B, preparation of a component: 20 parts of curing agent polyether amine D230, 2 parts of accelerator 2,4, 6-tris (dimethylaminomethyl) phenol (DMP-30), 0.5 part of coupling agent KH550, 2 parts of pigment iron oxide green, 20 parts of filler 3000-mesh silica micropowder and 3 parts of thixotropic agent fumed silica are added into a kneader to be uniformly stirred, vacuumized and split-packaged, and then the green component B with paste is obtained.
Example 2:
a high-toughness glass fiber reinforced plastic adhesive comprises a component A and a component B, wherein the component A and the component B are prepared according to the mass fraction, the mixing ratio of the component A to the component B is 100: 100 parts of polyurethane modified epoxy resin (HXR-UE 29), 12 parts of reinforcing agent 800-mesh alumina powder, 1 part of coupling agent KH560, 10 parts of filler 3000-mesh silica powder, 20 parts of 800-mesh silica powder and 4 parts of thixotropic agent fumed silica are added into a kneader to be uniformly stirred, vacuumized and subpackaged to obtain a white thixotropic component A. B, preparation of a component: 16 parts of curing agent polyether amine D, 3 parts of m-xylylenediamine, 1 part of accelerator 2,4, 6-tris (dimethylaminomethyl) phenol (DMP-30), 0.5 part of coupling agent KH550, 2 parts of pigment iron oxide green, 22 parts of filler 3000-mesh silica micropowder and 2.5 parts of thixotropic agent fumed silica are added into a kneader to be uniformly stirred, vacuumized and then subpackaged, thus obtaining the green component B with paste.
Example 3:
a high-toughness glass fiber reinforced plastic adhesive comprises a component A and a component B, wherein the component A and the component B are prepared according to the mass fraction, the mixing ratio of the component A to the component B is 100: 100 parts of polyurethane modified epoxy resin (HXR-UE 29), 12 parts of reinforcing agent 800-mesh zinc oxide powder, 1 part of coupling agent KH560, 20 parts of filler 3000-mesh silica powder, 10 parts of 800-mesh silica powder and 4 parts of thixotropic agent fumed silica are added into a kneader to be uniformly stirred, vacuumized and subpackaged to obtain a white thixotropic component A. B, preparation of a component: 18 parts of curing agent polyether amine D230, 4 parts of aminoethyl piperazine, 1 part of accelerator 2,4, 6-tri (dimethylamino methyl) phenol (DMP-30), 0.5 part of coupling agent KH550, 2 parts of pigment iron oxide green, 22 parts of filler 3000-mesh silica micropowder and 2 parts of thixotropic agent fumed silica are added into a kneader to be uniformly stirred, vacuumized and then subpackaged, thus obtaining the green component B with paste.
Comparative example 1:
the glass fiber reinforced plastic adhesive prepared by a method of adding a toughening agent comprises a component A and a component B, wherein the component A and the component B are prepared according to the mass fraction of 100: respectively adding 50 parts and 40 parts of epoxy resin E51 and E44, 10 parts of reactive epoxy toughening agent QS-BE, 12 parts of reinforcing agent 800-mesh alumina powder, 1 part of coupling agent KH560, 10 parts of filler 3000-mesh silica powder, 20 parts of 800-mesh silica powder and 5 parts of thixotropic agent fumed silica into a kneader, uniformly stirring, vacuumizing, and subpackaging to obtain a white component A with thixotropy. B, preparation of a component: 28 parts of curing agent polyether amine D, 2 parts of accelerator 2,4, 6-tris (dimethylaminomethyl) phenol (DMP-30), 0.5 part of coupling agent KH550, 2 parts of pigment iron oxide green, 20 parts of filler 3000-mesh silicon micropowder, 20 parts of 800-mesh silicon micropowder and 3 parts of thixotropic agent fumed silica are added into a kneader to be uniformly stirred and vacuumized, and then subpackaged to obtain the green component B with paste.
The results of the performance tests of the above examples are shown in table 1 below:
table 1 shows the performance test of the products of examples
From the data in the above table, it can be seen that the example products are superior to the comparative products in terms of stack height, tensile strength, elongation at break, steel-to-steel shear resistance, and glass fiber reinforced plastic-to-glass fiber reinforced plastic shear resistance, and exhibit glass fiber reinforced plastic failure, particularly when bonded glass fiber reinforced plastic is subjected to a shear test. The glass fiber reinforced plastic adhesive prepared by adopting the polyurethane modified epoxy as the main resin effectively improves the elongation at break of a cured product, simultaneously keeps higher mechanical property and has excellent performance on adhering glass fiber reinforced plastic.
The embodiment 3 is the best embodiment, the embodiment adopts 800-mesh zinc oxide powder with higher reinforcing performance, the component B curing agent adopts polyether amine and aminoethyl piperazine for compounding, the aminoethyl piperazine is both a curing agent and an accelerant and has good promoting effect on the polyether amine, the glass fiber reinforced plastic adhesive is more fully cured by matching with the accelerant DMP-30, and the tensile strength, the elongation at break, the steel-steel shear strength and the glass fiber reinforced plastic-glass fiber reinforced plastic shear strength are more outstanding in the performance test shown in the table 1.
The use method of the high-toughness glass fiber reinforced plastic adhesive comprises the following steps: is a set consisting of a tank A and a tank B which are measured in advance, wherein the weight ratio of A to B is 1 to 5 (optimally 1: 2). And (3) completely pouring the liquid resin in the tank A into the tank B, stirring uniformly by using a clean wood chip or a metal rod for 1-10min (optimally 3-5 min), immediately pouring the glue along one side of the inner wall, and standing still in a vertical state for 10-20min after the glue is gelled without moving. And (5) after 1 to 2h, loading and verifying the glue for glue casting to be qualified, and putting into use.
Claims (7)
1. The high-toughness glass fiber reinforced plastic adhesive is characterized by comprising a component A and a component B in parts by mass, wherein:
preparation of a component A:
100 parts of polyurethane modified epoxy resin is added,
8 to 12 parts of reinforcing agent,
0.5 to 1 portion of coupling agent KH560,
20 to 30 parts of a filler,
2-10 parts of a change promoter is added into a kneader and stirred uniformly to obtain a white thixotropic component A;
b, preparation of a component:
18 to 30 parts of curing agent are added,
accelerator 2,4, 6-trisphenol 1 to 2 portions,
0.5 to 1 portion of coupling agent KH550,
1 to 2 portions of pigment iron oxide green,
15 to 25 parts of filler is added into a kneading machine and is stirred uniformly, and a green component B with paste is obtained;
the synthesis method of the polyurethane modified epoxy resin in the component A comprises the following steps:
adding diisocyanate into a reaction kettle, introducing nitrogen for protection, starting a stirrer, heating to 70-80 ℃, slowly adding dehydrated polyether glycol, and reacting until isocyanic acid radical reaches a theoretical value to obtain a polyurethane prepolymer for later use;
adding epoxy resin into a reaction kettle, dehydrating, introducing nitrogen for protection, starting a stirrer, heating to 80-90 ℃, adding a polyurethane prepolymer, and reacting until isocyanate disappears to obtain the polyurethane modified epoxy resin.
2. The high-toughness glass fiber reinforced plastic adhesive according to claim 1, wherein the reinforcing agent in the component A is one or more of 400-1000 mesh alumina powder, 400-800 mesh zinc oxide powder and 325 mesh mica powder.
3. The high-toughness glass fiber reinforced plastic adhesive according to claim 1, wherein the filler in the component A and the component B is one or more of 400-3000 mesh silica micropowder and precipitated white carbon black.
4. The high-toughness glass fiber reinforced plastic adhesive according to claim 1, wherein the change promoter in the component A is one or more of fumed silica, organic bentonite and hydrogenated castor oil.
5. The high-toughness glass fiber reinforced plastic adhesive according to claim 1, wherein the curing agent in the component B is one or a combination of more than one of polyetheramine D230 and m-xylylenediamine.
6. The high-toughness glass fiber reinforced plastic adhesive is characterized by comprising a component A and a component B, wherein the component A and the component B are prepared according to the mass fraction, the mixing ratio of the component A to the component B is 100: adding 100 parts of polyurethane modified epoxy resin, 12 parts of reinforcing agent 800-mesh zinc oxide powder, 1 part of coupling agent KH560, 20 parts of filler 3000-mesh silica powder, 10 parts of 800-mesh silica powder and 4 parts of thixotropic agent fumed silica into a kneading machine, uniformly stirring, vacuumizing, and subpackaging to obtain a white component A with thixotropy;
b, preparation of a component: 18 parts of curing agent polyether amine D230, 4 parts of aminoethyl piperazine, 1 part of accelerator 2,4, 6-trisphenol, 0.5 part of coupling agent KH550, 2 parts of pigment iron oxide green, 22 parts of filler 3000-mesh silica powder and 2 parts of thixotropic agent fumed silica are added into a kneader to be uniformly stirred, vacuumized and subpackaged to obtain the green component B with paste.
7. The preparation method of the high-toughness glass fiber reinforced plastic adhesive is characterized by comprising a component A and a component B, and comprises the following steps in parts by weight:
the preparation step of the S1A component comprises the following steps:
100 parts of polyurethane modified epoxy resin is added,
8 to 12 parts of reinforcing agent,
0.5 to 1 portion of coupling agent KH560,
20 to 30 parts of a filler,
adding 2-10 parts of a change promoter into a kneader, uniformly stirring, and vacuumizing to obtain a white thixotropic component A;
the preparation step of the S2B component comprises the following steps:
18 to 30 parts of curing agent are added,
accelerator 2,4, 6-trisphenol 1 to 2 portions,
0.5 to 1 portion of coupling agent KH550,
1 to 2 portions of pigment iron oxide green,
adding 15 to 25 parts of filler into a kneading machine, uniformly stirring, and vacuumizing to obtain a green paste-containing component B;
s3, completely pouring the liquid resin A into the liquid resin B, stirring for 1-10min to make the liquid resin A uniform, immediately pouring the glue along one side of the inner wall, and standing for 10-20min without moving after the glue is gelled; after 1 to 2h, the materials can be put into use after being verified to be qualified;
the synthesis method of the polyurethane modified epoxy resin in the component A comprises the following steps:
adding diisocyanate into a reaction kettle, introducing nitrogen for protection, starting a stirrer, heating to 70-80 ℃, slowly adding dehydrated polyether glycol, and reacting until isocyanic acid radical reaches a theoretical value to obtain a polyurethane prepolymer for later use;
adding the epoxy resin into a reaction kettle, dehydrating, introducing nitrogen for protection, starting a stirrer, heating to 80-90 ℃, adding the polyurethane prepolymer, and reacting until isocyanate disappears to obtain the polyurethane modified epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110374334.5A CN112980371B (en) | 2021-04-08 | 2021-04-08 | High-toughness glass fiber reinforced plastic adhesive and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110374334.5A CN112980371B (en) | 2021-04-08 | 2021-04-08 | High-toughness glass fiber reinforced plastic adhesive and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112980371A CN112980371A (en) | 2021-06-18 |
| CN112980371B true CN112980371B (en) | 2023-03-31 |
Family
ID=76339403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110374334.5A Active CN112980371B (en) | 2021-04-08 | 2021-04-08 | High-toughness glass fiber reinforced plastic adhesive and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112980371B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113462337B (en) * | 2021-07-09 | 2022-08-16 | 可慧(河南)新材料科技有限公司 | Grouting type high-molecular binder crack repairing adhesive |
| GB2613001A (en) * | 2021-11-19 | 2023-05-24 | Gurit Uk Ltd | Epoxy resin adhesives |
| CN114921214A (en) * | 2021-12-09 | 2022-08-19 | 湖北海星瑞新材料科技有限公司 | Low-density insulating heat-conducting electronic pouring sealant and preparation method thereof |
| CN115074068A (en) * | 2022-07-22 | 2022-09-20 | 北京高盟新材料股份有限公司 | Double-component epoxy adhesive and preparation method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10298527A (en) * | 1997-04-24 | 1998-11-10 | Asahi Denka Kogyo Kk | Epoxy resin-based adhesive composition |
| CN103173183B (en) * | 2013-03-23 | 2014-12-03 | 广东新展化工新材料有限公司 | Polyurethane modified epoxy resin adhesive and preparation method thereof |
| CN104446134B (en) * | 2014-11-28 | 2017-01-18 | 中国铁路总公司 | Maintaining composition for concrete structural component of slab ballastless track, preparation method and application of maintaining composition |
| CN105018014B (en) * | 2015-08-19 | 2017-07-18 | 新誉集团有限公司 | A kind of quick epoxy construction gluing agent and preparation method thereof |
| CN105219327B (en) * | 2015-09-30 | 2018-03-13 | 南通路桥工程有限公司 | A kind of cementing material for colored road surface and preparation method thereof |
| CN109083280A (en) * | 2018-09-30 | 2018-12-25 | 沈阳建筑大学 | A kind of FRP steel reinforced concrete of high-quality node |
| CN112143426A (en) * | 2020-06-22 | 2020-12-29 | 上海回天新材料有限公司 | Double-component epoxy adhesive and preparation method and application thereof |
-
2021
- 2021-04-08 CN CN202110374334.5A patent/CN112980371B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112980371A (en) | 2021-06-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112980371B (en) | High-toughness glass fiber reinforced plastic adhesive and preparation method thereof | |
| CN101698787B (en) | Epoxy resin binder used for repairing blade and preparation method thereof | |
| CN101343399B (en) | Immingled filling material filled polyurethane modified epoxy resin embedding material and preparation method | |
| US5128433A (en) | Thixotropic polymer compositions and process for use thereof | |
| CN101475788A (en) | High strength polyurethane modified epoxy construction structure glue and manufacturing method thereof | |
| CN105778005B (en) | Free-radically polymerizable polyurethane composition | |
| CN104726048B (en) | The bisphenol A epoxide resin anchoring adhesive and preparation method of a kind of compounding toughness reinforcing of hot environment cementability by force | |
| CN111303820A (en) | Double-component polyurethane structural adhesive for bonding power battery and preparation method thereof | |
| KR102481812B1 (en) | Polyisocyanurate-Based Polymers and Fiber Reinforced Composites | |
| CN109294215B (en) | Polyurethane resin composite material, application thereof and high-strength high-modulus polyurethane material | |
| KR102641039B1 (en) | Blocked polyurethane reinforcement for epoxy adhesives | |
| CN103045145B (en) | Epoxy adhesive used for carbon fiber reinforcement and preparation method thereof | |
| CN114574134A (en) | Solvent-free low-shrinkage epoxy potting adhesive for repairing concrete cracks and preparation method thereof | |
| CN114507494A (en) | High-temperature-resistant high-strength epoxy adhesive | |
| CN108048007B (en) | Composite modified epoxy resin structural adhesive, composite modifier and preparation method of structural adhesive | |
| CN113046008A (en) | Special epoxy elastic adhesive for high-mechanical-property steel bar sleeve | |
| CN109400849B (en) | Piperazine epoxy resin curing agent, epoxy resin composition prepared from same and application of curing agent | |
| JPS59168023A (en) | Modified imidazole curing catalyst for epoxy resin | |
| CN112313261A (en) | Toughened epoxy compositions | |
| US20240059828A1 (en) | Hem flange bonding method | |
| CN112375533A (en) | Pressure-maintaining-free reactive polyurethane hot melt adhesive and preparation method thereof | |
| CN108752912A (en) | A kind of macromolecule resin based composites | |
| JP2010229381A (en) | Urethane modified epoxy resin, urethane modified epoxy resin cured product, process for production of urethane modified epoxy resin and process for production of urethane modified epoxy resin cured product | |
| CN1250671C (en) | Polysulfur sealing gum reinforced using polythiourea | |
| CN115215755B (en) | Hydroxyl-containing di-secondary amine, preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |