WO2021256406A1 - 接着剤セット、接着方法および粉末 - Google Patents

接着剤セット、接着方法および粉末 Download PDF

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Publication number
WO2021256406A1
WO2021256406A1 PCT/JP2021/022422 JP2021022422W WO2021256406A1 WO 2021256406 A1 WO2021256406 A1 WO 2021256406A1 JP 2021022422 W JP2021022422 W JP 2021022422W WO 2021256406 A1 WO2021256406 A1 WO 2021256406A1
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WO
WIPO (PCT)
Prior art keywords
adhesive
powder
putty material
set according
resin
Prior art date
Application number
PCT/JP2021/022422
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English (en)
French (fr)
Japanese (ja)
Inventor
隆行 太田
知子 太田
銀也 太田
満也 太田
Original Assignee
有限会社太田自動車
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 有限会社太田自動車 filed Critical 有限会社太田自動車
Priority to JP2021555408A priority Critical patent/JP7120692B2/ja
Priority to JP2021194944A priority patent/JP2022190182A/ja
Publication of WO2021256406A1 publication Critical patent/WO2021256406A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/48—Preparation of the surfaces
    • 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
    • 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
    • C09J201/00—Adhesives based on unspecified macromolecular compounds
    • 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

Definitions

  • the present invention relates to an adhesive set, an adhesive method and a powder, in particular, an adhesive provided to a first object and a second object to be adhered, and a first object and a second object.
  • an adhesive set the bonding method and the powder having the powder used for bonding.
  • Patent Document 1 shows an example of an instant adhesive that adheres instantaneously.
  • the present invention has been made in view of such circumstances, and an object of the present invention is to provide an adhesive set, an adhesive method, and a powder capable of shortening the curing time of an adhesive.
  • the adhesive set according to the present invention includes the first object to be bonded, the adhesive provided to the second object, and the first object. It is characterized by having a powder used for adhering the second object. More specifically, it is preferable that the powder is provided to the adhesive after providing the adhesive to the first object and the second object.
  • the powder preferably contains at least one of sawdust, ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, metal, and putty material.
  • the powder preferably contains a powder of putty material. That is, the inventor of the present application has found that by providing the powder of the putty material to the adhesive, it is possible to further shorten the curing time of the adhesive.
  • the powder preferably contains an organic solvent.
  • the powder of the putty material is preferably formed by curing the putty material having fluidity and then forming the cured putty material into a predetermined powder.
  • the curable putty material is cured by using a curing agent, and the cured putty material is made into a predetermined powder so that the powder containing the powdered putty material can be obtained as described above. It is preferable to include a curing agent.
  • the ratio of the weight of the curing agent to the weight of the putty material having fluidity is preferably 0.001 to 0.05.
  • the adhesive is preferably a resin-based adhesive, and the resin-based adhesive is preferably a cyanoacrylate resin-based adhesive. It is more preferable that the cyanoacrylate resin-based adhesive contains ⁇ -cyanoacrylate.
  • Adhesion between the first object and the second object is performed by abutting the end of the first object and the end of the second object against each other, and the butt end.
  • the bonded portion can be concave.
  • the bonding method according to the present invention is a bonding method for adhering a first object to be bonded and a second object, the first object and the first object.
  • a step of providing an adhesive to the object of 2, and after providing the adhesive to the first object and the second object, powder is provided to the adhesive to cure the adhesive. It is characterized by including a step of adhering the first object and the second object.
  • the powder preferably contains at least one of sawdust, ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, metal, and putty material.
  • the powder preferably contains a powder of putty material.
  • the adhesive is preferably a resin-based adhesive.
  • the resin-based adhesive is preferably a cyanoacrylate resin-based adhesive and preferably includes a step of imparting water to the powder.
  • the powder according to the present invention is used together with an adhesive provided for a first object to be bonded and a second object, and the first object and the first object are used. It is characterized in that it is used for adhering the object of 2.
  • the powder preferably contains at least one of sawdust, ash, lime, baking soda, sodium sesquicarbonate, wheat flour, potato starch, metal, and putty material.
  • the powder preferably contains a putty material.
  • the powder preferably contains a curing agent.
  • the powder preferably contains an organic solvent.
  • FIG. 4 which shows the bonding method by the same adhesive set
  • (a) is a plan view
  • (b) is a front view.
  • FIG. 5 for demonstrating the bonding method
  • FIG. 6 is an enlarged front view showing a part of FIG. 6 for explaining the bonding method.
  • 6 is a front view following FIGS. 6 and 7 for explaining the bonding method.
  • It is a front view following FIG. 8 for demonstrating the bonding method.
  • FIG. 9 for explaining the bonding method.
  • FIG. 10 for demonstrating the bonding method.
  • FIG. 11 for demonstrating the bonding method.
  • It is a front view which shows the modification of this invention.
  • FIG. 1 is a front view showing the configuration of an adhesive set according to an embodiment of the present invention
  • FIG. 2 is a front view showing a state in which a first object and a second object are adhered by the adhesive set. be.
  • each direction in the following description shall be specified in the figure.
  • the adhesive set 1 has an adhesive 10 and a powder 20, and a first adhesive set is used by a predetermined bonding method.
  • the object 30 and the second object 40 can be adhered to each other.
  • the adhesive 10 is provided to the adhesive portion 50 of the first object 30 and the second object 40 to be adhered, and the first object 30 and the second object 30 and the second object 30 are cured while being cured at the adhesive portion 50.
  • the objects 40 can be bonded to each other.
  • the adhesive 10 has fluidity in a state before it is cured. More specifically, the adhesive 10 is in a liquid state before being cured.
  • the adhesive 10 can be a resin-based adhesive 10, and when it is a resin-based adhesive 10, it is a cyanoacrylate resin-based adhesive 10, a vinyl acetate resin-based adhesive 10, or ethylene acetate.
  • the adhesive 10 is a cyanoacrylate resin-based adhesive 10
  • the adhesive 10 can further contain ⁇ -cyanoacrylate.
  • the powder 20 can be used for adhering the first object 30 and the second object 40 in the adhesive portion 50 and is provided to the adhesive portion 50 (providing the powder 20 to the adhesive portion 50 means that the adhesive portion is provided. The case where the powder 20 is provided to the adhesive 10 provided in 50 is included).
  • the powder 20 is used together with the adhesive 10 provided for the first object 30 and the second object 40 to be adhered, and the first object 30 and the second object 40 are adhered to each other. Used for.
  • the powder 20 is provided so as to provide the adhesive 10 to the adhesive portion 50 of the first object 30 and the second object 40 and then sprinkle the adhesive 10 on the adhesive portion 50 from above. By providing the powder 20 to the adhesive portion 50, the adhesive 10 can be cured in the adhesive portion 50, and the first object 30 and the second object 40 can be adhered to each other.
  • the powder 20 includes, for example, bran, gel coating agent (white gel), lime, plaster, sodium sesquicarbonate, wheat flour, kataguri powder, baking soda, bran, cement, shavings, concrete, salt, ash (for example, mosquito repellent incense ash), and metal (for example, mosquito repellent incense ash). Copper), or powder of putty material can be included. Of these powders, only one powder may be used, or a plurality of powders may be used in combination (powder 20 is bran, gel coating agent (white gel), lime, plaster, soda sesquicarbonate, wheat flour, and kataguri powder.
  • the powder 20 contains sawdust, ash (for example, mosquito coil ash), lime, baking soda, sodium sesquicarbonate, wheat flour, and potato starch from the viewpoint of shortening the curing time or strength (adhesive strength) after oxidation.
  • Metal (eg copper) or putty materials are preferred.
  • the powder 20 may contain a curing agent when it contains a powder of putty material.
  • the powder 20 can contain an organic solvent.
  • the powder of the putty material can be formed by curing the paste-like putty material having fluidity and then preliminarily powdering the cured putty material with a file or the like. Curing of the paste-like putty material having fluidity can be performed by using a curing agent and an organic solvent.
  • the putty material powder 20 can contain the components of the curing agent and the components of the organic solvent.
  • the putty material for example, a putty material for sheet metal (sheet metal putty) or a polyester putty material (polyester putty) can be used. Further, the putty material can contain a resin, and the resin can contain a synthetic resin. The synthetic resin can further contain either an epoxy resin or a polyester resin.
  • the ratio of the weight of the curing agent to the weight of the paste-like putty material having fluidity is preferably set to 0.001 to 0.05, and is preferably set to 0.003 to 0.03. It is even more preferable that it is set to 0.005 to 0.02.
  • the curing agent can be at least one of cyclohexanone, methyl ethyl ketone peroxide, and polyaminoamide.
  • the organic solvent can be at least one of aliphatic hydrocarbons, aromatic hydrocarbons, alcohols, ketones, and esters.
  • the aliphatic hydrocarbon can be at least one of hexane, heptane, and cyclohexane.
  • the aromatic hydrocarbon can be at least one of toluene and xylene.
  • the alcohols can be at least one of methanol, ethanol, and isopropyl alcohol.
  • the ketones can be at least one of acetone, methyl ethyl ketone, and cyclohexanone.
  • esters can be at least one of ethyl acetate and butyl acetate.
  • the first object 30 and the second object 40 each have a rectangular shape when viewed from a plane, and may include metal, resin, and wood.
  • the metal can contain iron and aluminum
  • the resin can contain synthetic resin
  • the synthetic resin can contain plastic.
  • the first object 30 and the second object 40 are adhered to each other by one end 30'of the first object 30, that is, one side 30'and one end 40 of the second object 40. ′ That is, it can be performed by abutting one side portion 40 ′ with each other, and the butt end portions 30 ′ and 40 ′ can be used as the adhesive portion 50.
  • Recesses 30b and 40b can be provided at the ends 30'and 40' of the first object 30 and the second object 40 so as to extend in the front-rear direction.
  • the recesses 30a and 40a can be provided on the upper surface side and the lower surface side of the end portions 30'and 40'of the first object 30 and the second object 40, respectively.
  • the recesses 30a and 40a are opened toward the other end 30'and 40' when the end 30'of the first object 30 and the end 40' of the second object 40 are butted against each other. Can be formed to do so.
  • the recesses 30a and 40a are formed so that the end portion 30'of the first object 30 and the end portion 40'of the second object 40 form a right-angled shape, that is, two inclined surfaces intersecting each other are formed.
  • the ends 30'and 40' are cut so as to be chamfered so that the right-angled triangular spaces are lined up on the upper surface side and the lower surface side when viewed from the front. can.
  • the concave adhesive portions 50 are moved up and down on the butted end portions 30'and 40'. It can be formed side by side.
  • the bonded portion 50 has a right-angled triangular recess 30a formed on the upper surface side and the lower surface side of the end portion 30'of the first object 30 and the upper surface side and the lower surface side of the end portion 40'of the second object 40.
  • the right-angled triangular concave portions 40a formed in the above can be combined to form a concave shape in a mountain shape arranged vertically.
  • a step of producing the powder 20 is performed before adhering the first object 30 and the second object 40. That is, a step of mixing a curing agent and an organic solvent with a paste-like putty material having fluidity to uniformly disperse and cure the putty material is performed. Next, a step of shaving the putty material after curing with a file or the like to form a powder is performed.
  • the first object 30 and the second object 40 are prepared as shown in FIG. Subsequently, as shown in FIG. 4, recesses 30a and 40a extend in the front-rear direction on the upper surface side and the lower surface side of the end portions 30'and 40'of the first object 30 and the second object 40, respectively. Perform the process of providing.
  • the recesses 30a and 40a form a dogleg shape at the end 30'of the first object 30 and the end 40' of the second object 40, that is, two inclined surfaces intersecting each other are formed.
  • the ends 30'and 40' are cut and chamfered so that the ends 30'and 40'are formed so that right-angled triangular spaces are lined up on the upper surface side and the lower surface side when viewed from the front.
  • the end portion 30'of the first object 30 and the end portion 40'of the second object 40 are butted against each other.
  • the recesses 30a and 40a are on the other end 30', 40'side when the end 30'of the first object 30 and the end 40' of the second object 40 are butted against each other. Since it is formed so as to open in, when the end portion 30'of the first object 30 and the end portion 40'of the second object 40 are butted against each other, the butt ends 30'and 40' are formed. More specifically, it can be a step of forming a mountain-shaped adhesive portion 50 arranged vertically (a step of making the adhesive portion 50 concave).
  • a step of providing the adhesive 10 to the adhesive portion 50 on the upper surface side of the first object 30 and the second object 40 is performed.
  • the adhesive 10 is provided so that the adhesive 10 is filled up to the intermediate portion of the adhesive portion 50.
  • the powder 20 is applied to the adhesive 10 in the adhesive portion 50. Perform the process of providing.
  • the powder 20 is provided so as to be sprinkled from above.
  • a step of providing the powder 20 to the adhesive portion 50 on the upper surface side as shown in FIG. 8 and then providing the adhesive 10 on the adhesive portion 50 again is performed.
  • the adhesive 10 is provided so that the adhesive 10 is filled up to the upper surface of the adhesive portion 50 on the upper surface side.
  • a step of providing the adhesive 10 to the adhesive portion 50 on the upper surface side again and then providing the powder 20 to the adhesive portion 10 in the adhesive portion 50 on the upper surface side is performed again as shown in FIG. 9 (adhesion).
  • the adhesive 10 and the powder 20 in the portion 50 are provided in two parts). As shown in FIG. 11, by allowing the adhesive to stand for a certain period of time in this state, the adhesive 10 is cured at the adhesive portion 50, and the first object 30 and the second object 40 can be adhered to each other. can.
  • the adhesive 10 and the powder 20 are provided to the adhesive portion 50 in two or more portions, but may be further divided into two or more portions.
  • the first object 30 and the second object 40 are made of iron, aluminum, plastic, and wood, and an inclined surface is formed on the ends 30'and 40'of the first object 30 and the second object 40. Instead, the ends 30'and 40'are simply surfaces extending in the vertical direction, and this surface is used as the bonding portion 50 (state in FIG. 3).
  • the adhesive 10 is a cyanoacrylate resin-based adhesive 10 containing ⁇ -cyanoacrylate, which is provided to the adhesive portion 50 of the first object 30 and the second object 40, and the end portions 30'and 40'.
  • the curing time was measured by abutting them together so as to put them together.
  • the strength (adhesive strength) of the adhesive portion 50 was measured. As shown in FIG. 13, the strength is measured by hooking the spring scale 100 on the bonded portion 50 with both ends of the bonded first object 30 and the second object 40 placed on the pedestals 200 and 200. The portion 101 was hooked and pulled in a predetermined manner via the ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. The curing time and strength were measured three times.
  • the first object 30 and the second object 40 are made of iron, aluminum, plastic, and wood, and an inclined surface is formed on the ends 30'and 40'of the first object 30 and the second object 40.
  • the recesses 30a and 40a were formed, and the recesses 30a and 40a were abutted against each other to form a mountain-shaped adhesive portion 50 at the abutting end portions 30'and 40'.
  • the adhesive 10 and the powder 20 were provided to the adhesive portion 50 in three portions, one on the upper surface side and the other on the lower surface side.
  • the adhesive 10 is a cyanoacrylate resin-based adhesive 10 containing ⁇ -cyanoacrylate, which is provided to the adhesive portion 50 of the first object 30 and the second object 40, and the curing time (adhesion time) thereof. ) was measured.
  • the strength (adhesive strength) of the adhesive portion 50 was measured. As shown in FIG. 14, the strength is measured by hooking the spring scale 100 on the bonded portion 50 with both ends of the bonded first object 30 and the second object 40 placed on the pedestals 200 and 200. The portion 101 was hooked and pulled in a predetermined manner via the ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. The curing time and strength were measured three times.
  • Example 1 A curing agent and an organic solvent were mixed with a paste-like putty material for sheet metal (sheet metal putty) having fluidity, and allowed to stand for a certain period of time to be cured.
  • the putty material for sheet metal is manufactured by Solar Co., Ltd. (pole 80), cobalt and its compounds are less than 1%, silica is less than 1%, titanium oxide is less than 1%, and styrene is 20%, respectively. The one contained was used.
  • the ratio of the weight of the curing agent to the weight of the putty material was 0.01, and the amount of the organic solvent was appropriate.
  • Xylene was used as the organic solvent. After curing, the putty material for sheet metal (sheet metal putty) was shaved with a file or the like to prepare a powder 20.
  • the first object 30 and the second object 40 are made of iron, aluminum, plastic, and wood, and an inclined surface is formed on the ends 30'and 40'of the first object 30 and the second object 40.
  • the recesses 30a and 40a were formed, and the recesses 30a and 40a were abutted against each other to form a mountain-shaped adhesive portion 50 at the abutting end portions 30'and 40'.
  • the adhesive 10 was a cyanoacrylate resin-based adhesive 10 containing ⁇ -cyanoacrylate, and was provided to the adhesive portion 50 of the first object 30 and the second object 40.
  • the powder 20 was provided so as to be sprinkled on the adhesive 10 in the adhesive portion 50 from above, and the curing time (adhesion time) thereof was measured.
  • the strength (adhesive strength) of the adhesive portion 50 was measured. As shown in FIG. 14, the strength is measured by hooking the spring scale 100 on the bonded portion 50 with both ends of the bonded first object 30 and the second object 40 placed on the pedestals 200 and 200. The portion 101 was hooked and pulled in a predetermined manner via the ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. Adhesion time and strength were measured 6 times. The adhesive 10 and the powder 20 were provided to the adhesive portion 50 in three portions, one on the upper surface side and the other on the lower surface side.
  • Example 2 A paste-like polyester putty material (polyester putty) having fluidity was mixed with a curing agent and an organic solvent, and allowed to stand for a certain period of time to be cured.
  • the polyester putty material (polyester putty) is manufactured by Solar Co., Ltd. (pole 180) and contains cobalt and its compounds in less than 1%, silica in 20 to 30%, titanium oxide in less than 5%, and styrene in 21%. I used what I did.
  • the ratio of the weight of the curing agent to the weight of the poly putty material was 0.01, and the amount of the organic solvent was appropriate.
  • Xylene was used as the organic solvent. After curing, the polyester putty material (polyester putty) was shaved with a file or the like to prepare a powder 20.
  • the first object 30 and the second object 40 are made of iron, aluminum, plastic, and wood, and an inclined surface is formed on the ends 30'and 40'of the first object 30 and the second object 40.
  • the recesses 30a and 40a were formed, and the recesses 30a and 40a were abutted against each other to form a mountain-shaped adhesive portion 50 at the abutting end portions 30'and 40'.
  • the adhesive 10 was a cyanoacrylate resin-based adhesive 10 containing ⁇ -cyanoacrylate, and was provided to the adhesive portion 50 of the first object 30 and the second object 40. After providing the adhesive 10, the powder 20 was provided so as to be sprinkled on the adhesive 10 in the adhesive portion 50 from above, and the curing time (adhesion time) thereof was measured.
  • the strength (adhesive strength) of the adhesive portion 50 was measured. As shown in FIG. 14, the strength is measured by hooking the spring scale 100 on the bonded portion 50 with both ends of the bonded first object 30 and the second object 40 placed on the pedestals 200 and 200. The portion 101 was hooked and pulled in a predetermined manner via the ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. Adhesion time and strength were measured 6 times. The adhesive 10 and the powder 20 were provided to the adhesive portion 50 in three portions, one on the upper surface side and the other on the lower surface side.
  • Example 3 Powder 20 shavings, concrete, fine concrete, salt, ash More specifically, mosquito repellent incense ash, lime, plaster, sodium sesquicarbonate, wheat flour, kataguri powder, baking soda, bran, gel coat agent (white gel), cement (white cement), More specifically than metal, copper was used.
  • the first object 30 and the second object 40 are made of iron, aluminum, plastic, and wood, and an inclined surface is formed on the ends 30'and 40'of the first object 30 and the second object 40.
  • the recesses 30a and 40a were formed, and the recesses 30a and 40a were abutted against each other to form a mountain-shaped adhesive portion 50 at the abutting end portions 30'and 40'.
  • the adhesive 10 was a cyanoacrylate resin-based adhesive 10 containing ⁇ -cyanoacrylate, and was provided to the adhesive portion 50 of the first object 30 and the second object 40. After the adhesive 10 was provided, the powder 20 was provided so as to be sprinkled on the adhesive 10 in the adhesive portion 50 from above.
  • the adhesive 10 and the powder 20 were provided to the adhesive portion 50 in three portions, one on the upper surface side and the other on the lower surface side. After providing the adhesive 10 and the powder 20, the mixture was allowed to stand for 3 hours to 1 day. It was confirmed that all the powders were cured by standing for 3 hours to 1 day. The curing time is considered to be 3 hours or less or 1 day or less.
  • the strength (adhesive strength) of the adhesive portion 50 was measured. As shown in FIG. 14, the strength is measured by hooking the spring scale 100 on the bonded portion 50 with both ends of the bonded first object 30 and the second object 40 placed on the pedestals 200 and 200. The portion 101 was hooked and pulled in a predetermined manner via the ring-shaped thread 102, and the weight indicated by the spring scale 100 when the adhesive portion 50 was released (when the adhesive portion 50 was broken) was measured. The intensity was measured once or twice.
  • Table 12 is the measurement result of sesquicarbonate soda
  • Table 13 is the measurement result of wheat flour
  • Table 14 is the measurement result of Kataguri powder
  • Table 15 is the measurement result of baking soda
  • Table 16 is the measurement result of bran
  • Table 17 is the gel coat agent (white gel).
  • Table 18 shows the measurement result of cement (white cement)
  • Table 19 shows the measurement result of copper in more detail than metal).
  • Comparative Example 2 in which the powder 20 is not provided to the adhesive 10 and the recesses 30a and 40a are formed in the ends 30'and 40'of the first object 30 and the second object 40 is also adhered. In the example in which the powder 20 was not provided to the agent 10, the strength was greatly improved as compared with Comparative Example 1 in which the recesses 30b and 40b were not formed, but the curing time was significantly longer.
  • Example 1 to Example 3 in which the powder 20 is provided to the adhesive 10 and the recesses 30a and 40a are formed at the ends 30'and 40'of the first object 30 and the second object 40.
  • the curing time was significantly shortened for all powders 20, and putty materials (putty materials for sheet metal, polyester putty materials), shavings, and ash.
  • Kataguri powder more specifically, powder 20 such as copper was found to have improved strength as compared with Comparative Example 2.
  • forming the recesses 30a and 40a at the ends 30'and 40'of the first object 30 and the second object 40 and providing the powder 20 to the adhesive 10 greatly improves the adhesive performance. It was confirmed that it would be improved.
  • the adhesive 10 provided to the adhesive portion 50 of the first object 30 and the second object 40, and the first object 30 in the adhesive portion 50 By having the powder 20 used for adhering the second object 40 and provided to the adhesive portion, more specifically, the powder 20 can be obtained as an adhesive portion between the first object 30 and the second object 40.
  • the curing time of the adhesive 10 can be shortened and the strength can be improved.
  • the above-mentioned bonding method includes a step of imparting water 21 to the powder 20 as shown in FIG. 15, and a step of providing the powder 20 to the bonded portion 50 is a step of imparting water 21 to the powder 20. It is more preferable to perform the bonding at the same time or before or after the step because the bonding time is further shortened and the strength is further improved.
  • the recesses 30a and 40a are provided at the ends 30'and 40'of either the first object 30 and the second object 40. Even if the recesses 30a and 40a are provided at the ends 30'and 40'of only one of the object 30 and the second object 40, the required effect can be obtained. That is, even if the recesses 30a and 40a are provided at at least one of the ends 30'and 40'of the first object 30 and the second object 40, the required effect can be obtained.
  • Adhesive set 10 Adhesive 20: Powder 21: Moisture 30: First object 30a: Recess 30': End 40: Second object 40a: Recess 40': End 50: Adhesive part 100: Spring scale 101: Hook part 102: Ring-shaped thread 200: Table

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  • Engineering & Computer Science (AREA)
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  • Adhesives Or Adhesive Processes (AREA)
PCT/JP2021/022422 2020-06-15 2021-06-13 接着剤セット、接着方法および粉末 WO2021256406A1 (ja)

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JP2021555408A JP7120692B2 (ja) 2020-06-15 2021-06-13 接着剤セット、接着方法および粉末
JP2021194944A JP2022190182A (ja) 2020-06-15 2021-11-30 接着剤セット、硬化方法、接着方法および粉末

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JP2020103382 2020-06-15

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Citations (4)

* Cited by examiner, † Cited by third party
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JPS627783A (ja) * 1985-06-21 1987-01-14 ルネ・ジメネ シ−ラントを塗付する方法および二成分系シ−ラント組成物
JPH01307477A (ja) * 1988-06-03 1989-12-12 Matsumoto Seiyaku Kogyo Kk 被覆加工法
JPH11124522A (ja) * 1997-10-21 1999-05-11 Toagosei Co Ltd 物体の間隙または凹部の充填方法およびそれに用いる接着剤組成物
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS627783A (ja) * 1985-06-21 1987-01-14 ルネ・ジメネ シ−ラントを塗付する方法および二成分系シ−ラント組成物
JPH01307477A (ja) * 1988-06-03 1989-12-12 Matsumoto Seiyaku Kogyo Kk 被覆加工法
JPH11124522A (ja) * 1997-10-21 1999-05-11 Toagosei Co Ltd 物体の間隙または凹部の充填方法およびそれに用いる接着剤組成物
DE19825764A1 (de) * 1998-06-09 1999-12-23 Emine Akca Verfahren zur Ausbesserung von Kunststoffteilen

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