CN109280493B - Adhesive for shield segment - Google Patents
Adhesive for shield segment Download PDFInfo
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- CN109280493B CN109280493B CN201810998325.1A CN201810998325A CN109280493B CN 109280493 B CN109280493 B CN 109280493B CN 201810998325 A CN201810998325 A CN 201810998325A CN 109280493 B CN109280493 B CN 109280493B
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- parts
- calcium carbonate
- nano calcium
- adhesive
- resin
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- 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.)
- Expired - Fee Related
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- 239000000853 adhesive Substances 0.000 title claims abstract description 27
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 27
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 52
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 26
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims abstract description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000002245 particle Substances 0.000 claims abstract description 17
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 14
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 14
- 239000000919 ceramic Substances 0.000 claims abstract description 14
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims abstract description 11
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims abstract description 11
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229960002887 deanol Drugs 0.000 claims abstract description 11
- 239000012972 dimethylethanolamine Substances 0.000 claims abstract description 11
- 239000003822 epoxy resin Substances 0.000 claims abstract description 11
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 11
- 229920002689 polyvinyl acetate Polymers 0.000 claims abstract description 11
- 239000011118 polyvinyl acetate Substances 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 11
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 18
- 229920005989 resin Polymers 0.000 claims description 15
- 239000011347 resin Substances 0.000 claims description 15
- 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 6
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 6
- 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 6
- 241001529742 Rosmarinus Species 0.000 claims description 6
- 239000004115 Sodium Silicate Substances 0.000 claims description 6
- -1 alkyl phenolic resin Chemical compound 0.000 claims description 6
- 235000010354 butylated hydroxytoluene Nutrition 0.000 claims description 6
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 229920001568 phenolic resin Polymers 0.000 claims description 6
- 229920002545 silicone oil Polymers 0.000 claims description 6
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims description 6
- 235000019982 sodium hexametaphosphate Nutrition 0.000 claims description 6
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims description 6
- 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 6
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 claims description 6
- 239000008096 xylene Substances 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000005470 impregnation Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 238000009210 therapy by ultrasound Methods 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000032683 aging Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 3
- 238000007710 freezing Methods 0.000 abstract description 2
- 239000003292 glue Substances 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 2
- 239000012745 toughening agent Substances 0.000 description 2
- 208000034656 Contusions Diseases 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000034526 bruise Diseases 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling 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
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention discloses an adhesive for shield segments, which comprises the following raw materials in parts by weight: 30-40 parts of epoxy resin, 15-25 parts of ethylene glycol monobutyl ether, 5-15 parts of n-butanol, 5-10 parts of methacrylic acid, 1-5 parts of styrene, 5-10 parts of dimethylethanolamine, 5-10 parts of polyvinyl acetate, 5-15 parts of ceramic particles, 1-5 parts of nano calcium carbonate, 1-5 parts of graphite powder, 1-5 parts of antioxidant, 1-3 parts of tackifier and 1-3 parts of flexibilizer; the adhesive has the advantages of strong adhesive force, good tensile strength and peeling strength, good flexibility, water resistance and aging resistance, can effectively solve the problems of water seepage of the sealing strip and damage of the mounting of the duct piece, is low in glue consumption, good in construction performance, cold-resistant and anti-freezing, green and environment-friendly, has certain flame retardance, and can be automatically extinguished within 10 seconds after being away from fire.
Description
Technical Field
The invention relates to an adhesive, in particular to an adhesive for shield segments.
Background
The yellow penetration engineering is a control engineering of a first period of a central line of north-south water regulation, a slurry water balanced type shield machine is used for propelling from north to south, and a tunnel wall is supported by shield segments along with the tunneling of the shield machine. The splicing of the shield segment needs the expansion rubber sealing strip and the cork liner to be bonded with the concrete, and if the bonding is not good, the problems of sealing strip water seepage, segment installation bruise and the like can occur. After the adhesive passes through the yellow engineering and is washed by water, the adhesive joint can be soaked in the water for a long time, and the water molecules are very easy to permeate into an adhesive layer and an interface of the adhesive joint due to small volume and large polarity, so that the cohesive strength of the adhesive is damaged, and the whole construction effect is influenced.
Disclosure of Invention
In view of the above, the invention aims to provide an adhesive for shield segments, which has good tensile strength and peel strength, good flexibility, water resistance and aging resistance, and can effectively solve the problems of water seepage of sealing strips and impact damage of segment installation.
The adhesive for the shield segment comprises the following raw materials in parts by weight: 30-40 parts of epoxy resin, 15-25 parts of ethylene glycol monobutyl ether, 5-15 parts of n-butanol, 5-10 parts of methacrylic acid, 1-5 parts of styrene, 5-10 parts of dimethylethanolamine, 5-10 parts of polyvinyl acetate, 5-15 parts of ceramic particles, 1-5 parts of nano calcium carbonate, 1-5 parts of graphite powder, 1-5 parts of antioxidant, 1-3 parts of tackifier and 1-3 parts of flexibilizer;
the calcium carbonate is treated in the following way: stirring nano calcium carbonate for 80min at a stirring speed of 10000r/min, mixing the nano calcium carbonate with sodium hexametaphosphate and sodium silicate, and carrying out ultrasonic treatment for 5min, wherein the addition amount of the sodium hexametaphosphate accounts for 2% of the weight of the nano calcium carbonate, and the addition amount of the sodium silicate accounts for 0.1% of the weight of the nano calcium carbonate;
the particle size of the ceramic particles is 2.8 mu m; the graphite is sintered graphite and is subjected to impregnation treatment by a metal impregnant;
the tackifier is a mixture of 15 parts of rosin glycerol, 25 parts of alkyl phenolic resin, 5 parts of styrene resin and 10 parts of xylene resin, and the weight ratio of the rosin glycerol to the styrene resin is as follows: an alkyl phenol-formaldehyde resin; styrene resin: xylene resin ═ 3: 5: 1: 2.
the antioxidant is a compound of 2, 6-di-tert-butyl-p-cresol, an alkylated group-alpha-naphthylamine and rosemary; 2, 6-di-tert-butyl-p-cresol: alkylated-alpha-naphthylamine: rosemary is 4: 2: 1;
the tackifier is a mixture of vinyl trimethoxy silane, gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane and dimethyl-terminated hydroxyl silicone oil; the molar ratio of the total dosage of the vinyl trimethoxy silane and the gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane to the dimethyl-terminated hydroxyl silicone oil is 2: 1;
further, the adhesive comprises the following raw materials in parts by weight: 35 parts of epoxy resin, 20 parts of butyl cellosolve, 10 parts of n-butanol, 7 parts of methacrylic acid, 3 parts of styrene, 7 parts of dimethylethanolamine, 7 parts of polyvinyl acetate, 10 parts of ceramic particles, 3 parts of nano calcium carbonate, 3 parts of graphite powder, 3 parts of antioxidant, 2 parts of tackifier and 2 parts of flexibilizer.
The invention has the beneficial effects that: the adhesive for the shield segment has the advantages of strong adhesive force, good tensile strength and peeling strength, good flexibility, water resistance and aging resistance, can effectively solve the problems of water seepage of a sealing strip and impact damage of segment installation, is low in adhesive consumption, good in construction performance, cold-resistant and anti-freezing, green and environment-friendly, has certain flame retardance, and can be automatically extinguished within 10 seconds after being away from fire.
Detailed Description
Example one
The adhesive for the shield segment comprises the following raw materials in parts by weight: 30 parts of epoxy resin, 15 parts of ethylene glycol monobutyl ether, 5 parts of n-butyl alcohol, 5 parts of methacrylic acid, 1 part of styrene, 5 parts of dimethylethanolamine, 5 parts of polyvinyl acetate, 5 parts of ceramic particles, 1 part of nano calcium carbonate, 1 part of graphite powder, 1 part of antioxidant, 1 part of tackifier and 1 part of flexibilizer.
Example two
The adhesive for the shield segment comprises the following raw materials in parts by weight: 40 parts of epoxy resin, 25 parts of ethylene glycol monobutyl ether, 15 parts of n-butanol, 10 parts of methacrylic acid, 5 parts of styrene, 10 parts of dimethylethanolamine, 10 parts of polyvinyl acetate, 15 parts of ceramic particles, 1-5 parts of nano calcium carbonate, 5 parts of graphite powder, 5 parts of antioxidant, 3 parts of tackifier and 3 parts of toughening agent.
EXAMPLE III
The adhesive for the shield segment comprises the following raw materials in parts by weight: 30 parts of epoxy resin, 25 parts of ethylene glycol monobutyl ether, 5 parts of n-butyl alcohol, 10 parts of methacrylic acid, 1 part of styrene, 10 parts of dimethylethanolamine, 5 parts of polyvinyl acetate, 15 parts of ceramic particles, 1 part of nano calcium carbonate, 5 parts of graphite powder, 1 part of antioxidant, 3 parts of tackifier and 1 part of flexibilizer.
Example four
The adhesive for the shield segment comprises the following raw materials in parts by weight: 40 parts of epoxy resin, 15 parts of ethylene glycol monobutyl ether, 15 parts of n-butanol, 5 parts of methacrylic acid, 5 parts of styrene, 5 parts of dimethylethanolamine, 10 parts of polyvinyl acetate, 5 parts of ceramic particles, 5 parts of nano calcium carbonate, 1 part of graphite powder, 5 parts of antioxidant, 1 part of tackifier and 3 parts of toughening agent.
EXAMPLE five
The adhesive for the shield segment comprises the following raw materials in parts by weight: 33 parts of epoxy resin, 20 parts of butyl cellosolve, 8 parts of n-butanol, 7 parts of methacrylic acid, 2 parts of styrene, 9 parts of dimethylethanolamine, 5 parts of polyvinyl acetate, 15 parts of ceramic particles, 2 parts of nano calcium carbonate, 3 parts of graphite powder, 5 parts of antioxidant, 1 part of tackifier and 1 part of flexibilizer.
EXAMPLE six
The adhesive for the shield segment comprises the following raw materials in parts by weight: 35 parts of epoxy resin, 20 parts of butyl cellosolve, 10 parts of n-butanol, 7 parts of methacrylic acid, 3 parts of styrene, 7 parts of dimethylethanolamine, 7 parts of polyvinyl acetate, 10 parts of ceramic particles, 3 parts of nano calcium carbonate, 3 parts of graphite powder, 3 parts of antioxidant, 2 parts of tackifier and 2 parts of flexibilizer.
In the above examples, the calcium carbonate was treated in the following manner: stirring nano calcium carbonate for 80min at a stirring speed of 10000r/min, mixing the nano calcium carbonate with sodium hexametaphosphate and sodium silicate, and carrying out ultrasonic treatment for 5min, wherein the addition amount of the sodium hexametaphosphate accounts for 2% of the weight of the nano calcium carbonate, and the addition amount of the sodium silicate accounts for 0.1% of the weight of the nano calcium carbonate;
the particle size of the ceramic particles is 2.8 mu m; the graphite is sintered graphite and is subjected to impregnation treatment by a metal impregnant;
the tackifier is a mixture of 15 parts of rosin glycerol, 25 parts of alkyl phenolic resin, 5 parts of styrene resin and 10 parts of xylene resin, and the weight ratio of the rosin glycerol to the styrene resin is as follows: an alkyl phenol-formaldehyde resin; styrene resin: xylene resin ═ 3: 5: 1: 2.
the antioxidant is a compound of 2, 6-di-tert-butyl-p-cresol, an alkylated group-alpha-naphthylamine and rosemary; 2, 6-di-tert-butyl-p-cresol: alkylated-alpha-naphthylamine: rosemary is 4: 2: 1;
the tackifier is a mixture of vinyl trimethoxy silane, gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane and dimethyl-terminated hydroxyl silicone oil; the molar ratio of the total dosage of the vinyl trimethoxy silane and the gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane to the dimethyl-terminated hydroxyl silicone oil is 2: 1.
test example: test piece 1 coated with the adhesive for segment of duct sheet of example 1: concrete-rubber sheet, test piece 2: concrete-liner, used to test its water resistance and aging resistance. The test results were as follows:
| bonding area (mm) | Test age (h) | Normal state intensity (MPa) | Strength after immersion (MPa) | |
| Test piece 1 | 100*100 | 48 | 3.5 | 3.4 |
| Test piece 2 | 100*100 | 48 | 2.0 | 1.9 |
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (2)
1. The utility model provides a shield constructs gluing agent for section of jurisdiction which characterized in that: the adhesive comprises the following raw materials in parts by weight: 30-40 parts of epoxy resin, 15-25 parts of ethylene glycol monobutyl ether, 5-15 parts of n-butanol, 5-10 parts of methacrylic acid, 1-5 parts of styrene, 5-10 parts of dimethylethanolamine, 5-10 parts of polyvinyl acetate, 5-15 parts of ceramic particles, 1-5 parts of nano calcium carbonate, 1-5 parts of graphite powder, 1-5 parts of antioxidant, 1-3 parts of tackifier and 1-3 parts of flexibilizer;
the calcium carbonate is treated in the following way: stirring nano calcium carbonate for 80min at a stirring speed of 10000r/min, mixing the nano calcium carbonate with sodium hexametaphosphate and sodium silicate, and carrying out ultrasonic treatment for 5min, wherein the addition amount of the sodium hexametaphosphate accounts for 2% of the weight of the nano calcium carbonate, and the addition amount of the sodium silicate accounts for 0.1% of the weight of the nano calcium carbonate;
the particle size of the ceramic particles is 2.8 mu m; the graphite is sintered graphite and is subjected to impregnation treatment by a metal impregnant;
the tackifier is a mixture of 15 parts of rosin glycerol, 25 parts of alkyl phenolic resin, 5 parts of styrene resin and 10 parts of xylene resin, and the weight ratio of the rosin glycerol to the styrene resin is as follows: an alkyl phenol-formaldehyde resin; styrene resin: xylene resin ═ 3: 5: 1: 2;
the antioxidant is a compound of 2, 6-di-tert-butyl-p-cresol, alkylated-alpha-naphthylamine and rosemary; 2, 6-di-tert-butyl-p-cresol: alkylated-alpha-naphthylamine: rosemary is 4: 2: 1;
the tackifier is a mixture of vinyl trimethoxy silane, gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane and dimethyl-terminated hydroxyl silicone oil; the molar ratio of the total dosage of the vinyl trimethoxy silane and the gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane to the dimethyl-terminated hydroxyl silicone oil is 2: 1.
2. the adhesive for shield segments according to claim 1, which is characterized in that: the adhesive comprises the following raw materials in parts by weight: 35 parts of epoxy resin, 20 parts of butyl cellosolve, 10 parts of n-butanol, 7 parts of methacrylic acid, 3 parts of styrene, 7 parts of dimethylethanolamine, 7 parts of polyvinyl acetate, 10 parts of ceramic particles, 3 parts of nano calcium carbonate, 3 parts of graphite powder, 3 parts of antioxidant, 2 parts of tackifier and 2 parts of flexibilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810998325.1A CN109280493B (en) | 2018-08-30 | 2018-08-30 | Adhesive for shield segment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810998325.1A CN109280493B (en) | 2018-08-30 | 2018-08-30 | Adhesive for shield segment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109280493A CN109280493A (en) | 2019-01-29 |
| CN109280493B true CN109280493B (en) | 2021-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810998325.1A Expired - Fee Related CN109280493B (en) | 2018-08-30 | 2018-08-30 | Adhesive for shield segment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109280493B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110184007B (en) * | 2019-06-20 | 2021-01-15 | 迪马新材料科技（苏州）有限公司 | High-strength high-temperature-resistant shield rubber |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010111879A (en) * | 2003-04-18 | 2010-05-20 | Unitika Ltd | Chlorinated polyolefin resin aqueous dispersion |
| CN206467180U (en) * | 2017-02-22 | 2017-09-05 | 四川汉邦新型建材有限公司 | coating structure for tunnel |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102585111B (en) * | 2012-01-10 | 2013-10-30 | 江苏科技大学 | Modified epoxy emulsion and preparation method thereof |
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2018
- 2018-08-30 CN CN201810998325.1A patent/CN109280493B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010111879A (en) * | 2003-04-18 | 2010-05-20 | Unitika Ltd | Chlorinated polyolefin resin aqueous dispersion |
| CN206467180U (en) * | 2017-02-22 | 2017-09-05 | 四川汉邦新型建材有限公司 | coating structure for tunnel |
Non-Patent Citations (1)
| Title |
|---|
| 盾构管片专用胶的研制及应用;周相连，郑灯潜，李春红;《粘接》;20121031(第10期);第88-91页 * |
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