WO2004108807A1 - ペースト状加熱発泡充填材組成物および車体部材閉断面の充填遮音方法 - Google Patents
ペースト状加熱発泡充填材組成物および車体部材閉断面の充填遮音方法 Download PDFInfo
- Publication number
- WO2004108807A1 WO2004108807A1 PCT/JP2004/007997 JP2004007997W WO2004108807A1 WO 2004108807 A1 WO2004108807 A1 WO 2004108807A1 JP 2004007997 W JP2004007997 W JP 2004007997W WO 2004108807 A1 WO2004108807 A1 WO 2004108807A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- composition
- paste
- weight
- filling
- foaming
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D29/00—Superstructures, understructures, or sub-units thereof, characterised by the material thereof
- B62D29/001—Superstructures, understructures, or sub-units thereof, characterised by the material thereof characterised by combining metal and synthetic material
- B62D29/002—Superstructures, understructures, or sub-units thereof, characterised by the material thereof characterised by combining metal and synthetic material a foamable synthetic material or metal being added in situ
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L21/00—Compositions of unspecified rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2321/00—Characterised by the use of unspecified rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2421/00—Characterised by the use of unspecified rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
Definitions
- the present invention relates to a paste-like heated foam filler composition and a method for filling and sound-insulating a closed cross-section of a vehicle body member.
- the present invention relates to a method for filling and forming, and an automatic coating type paste-like hot-foaming filler composition for forming a barrier wall used in the method. Further, the present invention relates to an automatic application type paste-like heat-curing dam material composition for preventing the above-mentioned barrier wall from dripping when heated and foamed.
- a body member having a closed cross-section structure of an automobile mainly a front pillar (A-villa
- Sen-Yu-Ichi-Bira B-Bla-I
- Lyapillar C-pillar
- wheel arch tire house
- side sill etc.
- a method of filling a polyurethane foam into a closed cross section of a vehicle body portion; or a method of applying a formed heat-foamable filler composition to an inner surface of the closed cross section and heating and foaming in a baking process have been adopted.
- Liquid rubber decreased viscosity, imparting adhesion to oil-level steel plate
- unvulcanized rubber high foaming due to its ability to hold decomposed gas
- vulcanizing agent and vulcanization Accelerator softener (lubricating function between rubber particles), foaming agent and foaming aid, scaly inorganic filler (prevent sagging, improve yarn breakage), and dispersant (prevent sagging) as essential components
- a known composition is known (see Japanese Patent No. 3017571). By applying the composition disclosed in the patent in a bead shape to a predetermined position of the flannel, the composition is cured in a foaming state by heating in a drying furnace in the subsequent electrodeposition coating, and provides excellent sound insulation. Demonstrates performance and wind noise reduction performance.
- Disclosure of the invention It is an object of the present invention to provide a highly foamable, self-coating, paste-form, heat-foamable filling that is not inferior to the above-mentioned known composition, has good thread breakage during coating, and can prevent sagging during heating and foaming. To provide a material composition.
- Another object of the present invention is to provide a vehicle body member having a large closed cross section, which has been difficult to completely fill with the conventional paste-like heated foam filler composition, It is an object of the present invention to provide a filling sound insulation method for a closed cross section of a vehicle body part, in which a dam member that enables complete filling is used even in a closed cross section of a vehicle body member such as a center villa having a cross section.
- Another object of the present invention is to provide a paste-like heat-curable dam material composition suitable as a dam material used in the filling sound insulation method of the present invention.
- a composition containing a partially crosslinked rubber, an unvulcanized rubber, a plasticizer, a thermoplastic resin, and a crosslinking agent has a thermosetting property.
- a foaming agent By mixing epoxy resin and its latent curing agent as materials, and adding a foaming agent to it, it can be made into a simple paste with moderate viscosity to maintain the shape retention (shape retention) of the coating.
- the composition can be applied automatically, and in particular, partially crosslinked rubber contributes to thread breakage during application, and the film is formed by heat swelling of the plasticizer and thermoplastic resin and heat crosslinking of the unvulcanized rubber by the crosslinking agent.
- the desired sound insulation effect can be obtained by the above-mentioned self-applying paste-like heat-foamable filler composition of the present invention
- further studies have revealed that the above-mentioned part of the villa has a particularly closed section.
- the paste-form heat-expandable filler composition (or the known filler composition) 1 of the present invention is formed into two beads.
- the composition was applied and foamed by heating, a dripping flow occurred during the heating and foaming, and the formation of a poorly-filled foam 2 was recognized.
- the above-mentioned damping material composition 3 starts gelling faster than the above-mentioned filler composition 1 drips during heating and foaming, and the viscosity after gelation (gelling temperature) Must be designed to withstand the pressure of the dripping flow.
- the present invention has been completed based on the above findings.
- Partially cross-linked rubber, unvulcanized rubber, cross-linking agent, plasticizer, thermoplastic resin, epoxy resin and its latent hardener, and foaming agent preferably 30 to 500 P an auto-applying paste-like heated foam filler composition having a viscosity of a ⁇ s (20 ° C.) and a foaming onset temperature of 100 ° C. or more;
- An auto-applying paste-like heat-foamable filler composition is applied to a closed cross section of a body member having a closed cross section structure formed by press forming in a car body process of an automobile manufacturing line before assembling the body part. Then, the body parts are subjected to pretreatment and electrodeposition coating as they are, and the composition is heated and foamed under the conditions of baking in an electrodeposition furnace in the electrodeposition coating step to form a blocking wall in the closed cross section.
- a method for filling and sound-insulating a closed cross section of a vehicle body member comprising forming a filling
- An auto-applying paste-like heat-hardening dam material composition preferably containing a partially cross-linked rubber, a plasticizer, a thermoplastic resin, and, if desired, an epoxy resin and its latent hardening agent, and has a viscosity of 30. Up to 500 Pa ⁇ s (20 ° C), the gelation starting temperature is 90 ° C or less, and the viscosity after gelation is 100 000 Pas or more.
- the paste-type heat-curable dam material composition is applied to the paste-like heat-foaming filler composition at an interval or at an interval from the paste-type heat-foaming filler material composition, and the barrier wall of the paste-like heat-foaming filler composition is heated. In the case where a filling failure is caused by a dripping flow at the time of foaming, the dripping flow is prevented, and a filling sound insulation method for a closed cross section of a body member;
- An automatic application type paste-like heat-curable dam material composition containing a partially crosslinked rubber, a plasticizer, a thermoplastic resin, and, if desired, an epoxy resin and a latent curing agent thereof is provided.
- FIG. 1 is a diagram for explaining the filling sound insulation effect by using the paste dam material of the present invention when applied to a member having a large cross-sectional area.
- FIG. 2 is a simplified perspective view showing members used in Example 1 and Comparative Examples 1 and 2 and their dimensions.
- FIG. 3 is a simplified diagram showing the inclination angles of the members used in Examples and Comparative Examples 1 and 2 and the application position of the paste dam material of the present invention.
- FIG. 4 is a graph showing the gelling behavior and the foaming behavior by DSC of the paste filler and the paste dam materials used in the comparative examples 1 and 2 of the example, measured by dynamic viscoelasticity.
- the partially crosslinked rubber used in the present invention is a gen-based rubber, for example, acrylonitrile-isoprene copolymer rubber (NIR), acrylonitrile-butadiene copolymer rubber (NBR), styrene-butadiene copolymer rubber (SBR), butadiene rubber (BR)
- NIR acrylonitrile-isoprene copolymer rubber
- NBR acrylonitrile-butadiene copolymer rubber
- SBR styrene-butadiene copolymer rubber
- BR butadiene rubber
- a rubber that is partially cross-linked with isoprene rubber (IR) or the like in advance using a cross-linking agent such as divinylbenzene or zeolite is referred to, and also includes reclaimed rubber that has been subjected to desulfurization treatment.
- the use of the partially crosslinked rubber can improve the thread breakage during application of the composition without using a
- Examples of the unvulcanized rubber used in the present invention include the above-mentioned NIR, NBR, SBR, BR, I
- any known cross-linking agent can be used as long as it is activated by heating and can cross-link rubber.
- suitable crosslinkers include organic peroxides (ketone peroxides, peroxides, hydroperoxides, dialkyl peroxides, fasyl peroxides, peroxide esters, peroxides). Carbonate and the like). These crosslinking agents can be used alone or as a mixture of two or more, depending on the heating conditions and the desired physical properties of the crosslinked product.
- plasticizer used in the present invention any plasticizer can be used as long as it can swell and dissolve the above-mentioned partially crosslinked rubber, unvulcanized rubber and thermoplastic resin described later.
- plasticizers include di (2-ethylhexyl) phthalate, butyl pentyl phthalate, dinonyl phthalate, diisononyl phthalate, diisodecyl phthalate, dibenzyl phthalate, diheptyl phthalate, butyl phthalyl butylglycol.
- Fatty acid esters such as acrylates; aliphatic dibasic acid esters such as dioctyl adipate, didecyl adipate, and dioctyl sebacate; polyoxoxylene glycol dibenzoate, polyoxypropylene glycolosobenzoate Polyglycols such as benzoic acid esters; phosphate esters such as triptyl phosphate and tricresyl phosphate; alkyl-substituted diphenyls, alkyl-substituted alkyl phenyls, partially hydrogenated alkyl alkyl phenyls, aromatics Process oil, pine Charcoal I ⁇ Motorui such yl and the like.
- the thermoplastic resin used in the present invention is a resin that exists in a particulate state at normal temperature and is capable of swelling and dissolving in the above-mentioned plasticizer by heating.
- Specific examples include alkyl acrylates (eg, methyl, ethyl, butyl, 2-ethylhexyl, etc.) or methacrylic acid alkyl esters (eg, methyl, ethyl, butyl, propyl, stearyl, etc.)
- the resin can be used alone or as a mixture of two or more Use in combination with the agent.
- adjust the gelation start temperature to be 90 ° C or less and the viscosity after gelation to be l OOOOOP a's or more (at the gelation temperature). It may be used.
- Epoxy resin As the epoxy resin used in the present invention, those known in the art may be used.
- the epoxy resin include epoxy resins such as glycidyl ether type, glycidyl ester type, glycidylamine type, linear aliphatic epoxide type, and alicyclic epoxide type; and modified products thereof, for example, rubber-modified epoxy resin [ Bisphenol-type epoxy resin S (Bisphenol A, Bisphenol F, Diglycidyl ether of Bisphenol AD, Diglycidyl ether of alkylene oxide adduct of Bisphenol A, etc.) and Butadiene-acrylonitrile (meth) acrylic Reaction product with acid copolymer], urethane-modified epoxy resin [polytetramethylene ether glycol (molecular weight 500-500), excess amount of diisocyanate (tolylene diisocyanate, diphenylmethanediene) Isocyanate)) Reaction products of NC 0-containing
- a normal hardener which exerts a hardening action by heating and which can be activated in a temperature range of generally 80 to 250 ° C can be used.
- the hardening agent include dicyandiamide, 4,4,1-diaminodiphenylsulfone, imidazole derivatives (eg, 2-n-hepcidecyl imidazole), isofluric acid dihydrazide, N, N— Dialkyl urea derivatives, N, N-dialkyl thiourea derivatives, melamine derivatives and the like are included.
- These hardeners are used alone or as a mixture of two or more, depending on the curing conditions and physical properties.
- any foaming agent that can be decomposed by heating to generate gas can be used.
- foaming agents include azo compounds (such as azodicarbonamide), nitroso compounds (such as N, N'-dinothropentamethylenetetramine), and hydrazine derivatives (such as diphenylsulfone-3,3'-disulfohydrazide) ) are included. These foaming agents may be used alone or as a mixture of two or more, preferably in combination with a foaming aid (eg, urea). Used.
- a foaming aid eg, urea
- the paste-form heat-expandable filler composition of the present invention (hereinafter simply referred to as “ ⁇ -fill filler”) according to the present invention comprises the partially crosslinked rubber, unvulcanized rubber, crosslinker, plasticizer, heat It contains a plastic resin, an epoxy resin, a latent curing agent, and a foaming agent (and a foaming aid), and its viscosity is usually set at 30 to 50 OPa ⁇ s (20 ° C, shear rate 430 s ” 1 ).
- the foaming start temperature is preferably set to be 100 ° C. or higher, more preferably 110 to 140 ° C.
- the paste filler of the present invention may contain, if necessary, usual additive components such as thixotropic agents (organic bentonite, fumed silica, aluminum stearate, metal soaps, castor oil derivatives, etc.), Fillers (heavy calcium carbonate, surface-treated calcium carbonate, clay, silica, resin powder, fly ash, etc.), pigments (carbon black, titanium oxide, other inorganic pigments, etc.), dehydrating agents (calcium oxide, Powdered silica gel, etc.).
- thixotropic agents organic bentonite, fumed silica, aluminum stearate, metal soaps, castor oil derivatives, etc.
- Fillers heavy calcium carbonate, surface-treated calcium carbonate, clay, silica, resin powder, fly ash, etc.
- pigments carbon black, titanium oxide, other inorganic pigments, etc.
- dehydrating agents calcium oxide, Powdered silica gel, etc.
- Preferred examples of the paste filler of the present invention are as follows.
- Crosslinking agent 0.01 to 5%, more preferably 0.02 to 0
- the amount of the partially crosslinked rubber is less than 1%, the yarn breakage during coating will not be improved, and if it exceeds 10%, the dischargeability will decrease and the expansion ratio will tend to decrease. If the amount of unvulcanized rubber is less than 1%, a sufficient expansion ratio cannot be obtained, and the amount exceeds 10%. Therefore, it tends to be difficult to secure sufficient dischargeability and yarn breakability.
- the amount of the plasticizer is less than 30%, the processing of the composition becomes difficult, and the dischargeability is reduced. If the amount exceeds 50%, the free plasticizer bleeds after hardening and shrinks the foam. Tend to invite.
- the amount of the thermoplastic resin is less than 1%, the film formation becomes insufficient and a sufficient expansion ratio cannot be obtained. If the amount exceeds 15%, the viscosity stability is remarkably deteriorated, and the ejection property tends to decrease. .
- the amount of the epoxy resin exceeds 10%, the elongation is reduced, so that the expansion ratio is reduced and the filling property tends to be deteriorated.
- the lower limit of the amount of the epoxy resin is not particularly limited, but is usually 0.5%. If the amount of epoxy resin S is less than 0.5%, the adhesion to the metal surface tends to decrease, and when cured at a temperature of 180 ° C or more, the foamed cured product It tends to shrink.
- the amount of the latent curing agent exceeds 5%, the effect of the epoxy resin on the hardness tends to be saturated.
- the lower limit of the amount of the latent curing agent is not particularly limited, but is usually ⁇ .05%. If the amount of the latent hardener is less than 0.05%, the curing of the epoxy resin tends to be insufficient.
- the amount of the crosslinking agent exceeds 5%, the adhesion to the metal surface tends to decrease, and the crosslinking to the unvulcanized rubber is saturated and excessive.
- the lower limit of the amount of the crosslinking agent is not particularly limited, but is usually 01%. If the amount of the crosslinking agent is less than 0.01%, film formation may be insufficient, and a sufficient expansion ratio may not be achieved.
- the amount of the foaming agent is less than 1%, the expansion ratio is insufficient, and if it exceeds 10%, open cells and poor adhesion due to excessive foaming tend to occur.
- the paste-type heat-curable dam material composition of the present invention (hereinafter simply referred to as “ ⁇
- stodam material is composed of the following suitable composition examples, usually has a viscosity of 30 to 500 Pas (20 ° C, shear rate 430 s 1 ) and a gelation start temperature of 90 ° C or less. The viscosity after gelation is more than l OOOO OPa's (gelation temperature).
- suitable composition examples usually has a viscosity of 30 to 500 Pas (20 ° C, shear rate 430 s 1 ) and a gelation start temperature of 90 ° C or less.
- the viscosity after gelation is more than l OOOO OPa's (gelation temperature).
- Partially crosslinked rubber 1 from 15%, more preferably from 4 to 10%
- Plasticizer 20-40% more preferably 25-35% thermoplastic resin 5-20%, more preferably 8-15%
- the amount of the partially cross-linked rubber is less than 1%, the yarn breakage and shape retention properties will be insufficient, and if it exceeds 15%, the dischargeability tends to decrease.
- the amount of the plasticizer is less than 20%, it becomes difficult to process the composition, and sufficient ejection property cannot be obtained. If the amount exceeds 40%, sagging occurs and sufficient shape retention property is obtained. There is a tendency that the foaming pressure of the foam cannot be sufficiently suppressed due to the lack of the thermosetting resin and the decrease in the viscosity at the time of gelation due to the relative decrease in the amount of the thermosetting resin.
- the amount of the thermoplastic resin is less than 5%, the viscosity at the time of gelation is low enough to withstand the flow pressure of the paste filling, resulting in poor filling.If it exceeds 20%, the viscosity stability is remarkable. It tends to worsen and adversely affect the discharge performance.
- the amount of epoxy resin exceeds 10%, viscosity stability tends to deteriorate.
- the lower limit of the amount of the epoxy resin is not particularly limited, but is usually 0.5%. If the amount of the epoxy resin is less than 0.5%, the adhesion to the metal surface tends to decrease.
- the amount of the latent curing agent exceeds 5%, the effect on the curing of the epoxy resin is not further improved, and the viscosity stability tends to be deteriorated.
- the lower limit of the amount of the latent curing agent is not particularly limited, but is usually 0.1%. When the amount of the latent stiffener is less than 0.1%, the curing of the epoxy shelf tends to be insufficient.
- the filling sound insulation method for a closed cross section of a vehicle body member will be described in detail using the first filling material and the paste dam material of the present invention.
- the filling sound insulation method of the present invention is applied to an automobile manufacturing line [body process ⁇ pretreatment process (water washing ⁇ degreasing water washing chemical treatment water washing)) “Electrodeposition coating process (water washing ⁇ electrodeposition coating water washing electrodeposition furnace baking) Various coating work processes (outfitting Step)] can be performed according to the following procedures.
- the paste filling is automatically turned into one or more beads (or strips), preferably by a robot, before assembly. Apply.
- the amount applied may be determined according to the cross-sectional area of the closed cross-section, and is usually selected from an amount in the range of 0.1 to 10 cc per cm 2 of cross-sectional area.
- the paste dam material is placed adjacent to the paste filler or in a direction in which it flows downward, usually at an appropriate distance of 0 to 100 mm, and is preferably 0.05 to 5 per cm 2 in cross-sectional area. In an amount in the range of cc, this is also preferably automatic.
- the body parts are assembled by spot welding and passed through the above pre-treatment process and electrodeposition coating process (in this case, the applied base filling and paste dam material are uncured, but both have excellent preservation. Because of its shape, it is particularly resistant to shearing and does not scatter, dissolve or fall off in chemical conversion solutions and electrodeposition solutions.)
- the applied base filling and paste dam material are uncured, but both have excellent preservation. Because of its shape, it is particularly resistant to shearing and does not scatter, dissolve or fall off in chemical conversion solutions and electrodeposition solutions.
- Parts by weight Partially crosslinked rubber (SBR; Nippon Se, On Co., Ltd. “Niho.-l 1009”) 5 Unvulcanized rubber (BR; Ube Industries, Ltd. “130B”) 5 Plasticizer (DINP ) 36
- Thermoplastic resin acrylic resin; "LP-3102", manufactured by Mitsubishi Rayon Co., Ltd.
- Epoxy resin e.g., stainless steel; Manufactured by "I.
- Table 1 The components in the parts by weight shown in Table 1 below are blended, and mixed by stirring with a Blaner mixer for 30 minutes, followed by defoaming under reduced pressure for 30 minutes to obtain a paste dam material. Table 1 also shows their viscosities (20 ° shear rate 430 s). table 1
- the paste dam material B prepared in the above (2) was applied to the location shown in (2) in a straight line on the bottom surface in 10 cc each.
- Table 2 below shows the state of filling of the foam formed by the heat treatment under the same conditions. ⁇ means complete filling
- the paste dam material of Example 1 finishes gelation earlier than those of Comparative Examples 1 and 2 (gelation start temperature: 77.8 ° C; geli-dani end temperature: 86.9 ° C), and gelation ends
- gelation start temperature 77.8 ° C
- geli-dani end temperature 86.9 ° C
- gelation ends When the viscosity is very high (125000Pa's), this causes the Deformation hardly occurs due to bubble pressure, and paste filling can be received effectively.
- the gelling start temperature (81.9 ° C) and the gelation end temperature (87 ° C) of the base dam material of Comparative Example 1 were not much different from those of Example 1, the viscosity at the end of gelation was Is low (29700 Pa's), so it is deformed by the foaming pressure of the paste filling, and it cannot catch the flow of foam.
- the viscosity at the end of gelation was sufficiently high (101000 Pa's)
- the gelation onset temperature (111.9 ° C) and gelation end temperature (133 ° C) were low. It was so high that it was too late to start foaming, so it was deformed by the foaming pressure.
- the present invention having the above-mentioned structure, it is difficult to completely fill the paste by using the conventional automatic application type paste-like foaming filler composition (including the paste filling of the present invention). It can be seen that the use of the paste dam material of the present invention can effectively prevent dripping flow during heating and foaming and achieve a desired complete filling even in a closed section of a member having a large sectional area.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- General Chemical & Material Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Body Structure For Vehicles (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES04735799T ES2388526T3 (es) | 2003-06-04 | 2004-06-02 | Composición de carga termo-expansible y pastosa y método de aislamiento sonoro por medio de un relleno de sección cerrada de miembro de carrocería de coche |
US10/559,477 US20060142403A1 (en) | 2003-06-04 | 2004-06-02 | Pasty heat-expandable filler composition and method of sound insulation by filling closed section of car body member |
CN2004800155986A CN1802406B (zh) | 2003-06-04 | 2004-06-02 | 糊状加热发泡填充材料组合物及车身构件闭合截面的填充隔音方法 |
EP04735799A EP1632523B1 (en) | 2003-06-04 | 2004-06-02 | Pasty heat-expandable filler composition and method of sound insulation by filling closed section of car body member |
CA2526512A CA2526512C (en) | 2003-06-04 | 2004-06-02 | Paste form heat-blowing injection composition and method for injecting and soundproofing closed section of automobile body member |
JP2005506818A JP4675235B2 (ja) | 2003-06-04 | 2004-06-02 | 車体部材閉断面の充填遮音方法 |
KR1020057023025A KR101052659B1 (ko) | 2003-06-04 | 2004-06-02 | 페이스트상 가열발포 충전재 조성물 및 차체부재 폐단면의충전차음방법 |
US12/659,507 US9045161B2 (en) | 2003-06-04 | 2010-03-11 | Paste form heat-blowing injection composition and method for injecting and soundproofing closed section of automobile body member |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-159706 | 2003-06-04 | ||
JP2003159706 | 2003-06-04 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10559477 A-371-Of-International | 2004-06-02 | ||
US12/659,507 Division US9045161B2 (en) | 2003-06-04 | 2010-03-11 | Paste form heat-blowing injection composition and method for injecting and soundproofing closed section of automobile body member |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004108807A1 true WO2004108807A1 (ja) | 2004-12-16 |
Family
ID=33508531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/007997 WO2004108807A1 (ja) | 2003-06-04 | 2004-06-02 | ペースト状加熱発泡充填材組成物および車体部材閉断面の充填遮音方法 |
Country Status (8)
Country | Link |
---|---|
US (2) | US20060142403A1 (ja) |
EP (1) | EP1632523B1 (ja) |
JP (1) | JP4675235B2 (ja) |
KR (1) | KR101052659B1 (ja) |
CN (1) | CN1802406B (ja) |
CA (1) | CA2526512C (ja) |
ES (1) | ES2388526T3 (ja) |
WO (1) | WO2004108807A1 (ja) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007054463A1 (de) * | 2005-11-10 | 2007-05-18 | Wacker Chemie Ag | Schäumbare zusammensetzung zur herstellung geschäumter kunststoffe |
KR100826834B1 (ko) | 2008-02-04 | 2008-05-02 | 김영동 | 소음방지 조성물 제조방법 및 이를 이용한 소음방지 바닥시공방법 |
WO2012090565A1 (ja) | 2010-12-27 | 2012-07-05 | サンスター技研株式会社 | ペースト状加熱発泡充填材 |
JP2018024872A (ja) * | 2016-08-08 | 2018-02-15 | シーカ テクノロジー アクチェンゲゼルシャフト | ポンプ移送可能な熱発泡性充填組成物 |
WO2020170569A1 (ja) * | 2019-02-22 | 2020-08-27 | Jfeスチール株式会社 | 自動車用衝突エネルギー吸収部品 |
JP2020138722A (ja) * | 2019-02-22 | 2020-09-03 | Jfeスチール株式会社 | 自動車用衝突エネルギー吸収部品 |
JP2020203573A (ja) * | 2019-06-17 | 2020-12-24 | 株式会社ミツバ | ブレードラバー、ワイパブレードおよびブレードラバーの製造方法 |
WO2021256035A1 (ja) * | 2020-06-17 | 2021-12-23 | Jfeスチール株式会社 | 自動車用衝突エネルギー吸収部品 |
JP7122449B1 (ja) | 2021-05-25 | 2022-08-19 | サンスター技研株式会社 | 硬化性組成物及び硬化性組成物の製造方法 |
WO2022249282A1 (ja) * | 2021-05-25 | 2022-12-01 | サンスター技研株式会社 | 硬化性組成物及び硬化性組成物の製造方法 |
JP7489556B1 (ja) | 2022-11-01 | 2024-05-23 | サンスター技研株式会社 | 一液型硬化性組成物 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8246872B2 (en) * | 2008-12-22 | 2012-08-21 | The Gates Corporation | Method for making composite article with expandable elastomer in compression |
CN102388087B (zh) * | 2009-02-09 | 2015-04-01 | 亨斯迈先进材料(瑞士)有限公司 | 粉末涂料组合物 |
JP6566827B2 (ja) * | 2015-10-06 | 2019-08-28 | トヨタ自動車九州株式会社 | 発泡充填剤の塗布方法、発泡充填剤の塗布装置、及び発泡充填剤 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6262882A (ja) * | 1985-09-13 | 1987-03-19 | Toyota Motor Corp | 低温加硫型高発泡性シ−ラ |
JPH01135895A (ja) | 1987-11-20 | 1989-05-29 | Furukawa Electric Co Ltd:The | 耐炎性不乾性パテ組成物 |
JPH0317571B2 (ja) | 1987-07-23 | 1991-03-08 | Toyo Seikan Kaisha Ltd | |
JPH04264142A (ja) | 1991-02-19 | 1992-09-18 | Nippon Zeon Co Ltd | エポキシ樹脂系発泡性組成物 |
JPH0559345A (ja) | 1991-09-04 | 1993-03-09 | Toyota Motor Corp | ペースト型加熱発泡充填材 |
JPH0662882A (ja) | 1991-05-29 | 1994-03-08 | Agency Of Ind Science & Technol | 澱粉の糖化によるグルコースの製造方法 |
JPH08198995A (ja) | 1995-01-21 | 1996-08-06 | Mitsubishi Motors Corp | 加熱発泡充填補強材及び同加熱発泡充填補強材を用いた閉断面構造部材補強構造 |
JPH10236332A (ja) | 1997-02-25 | 1998-09-08 | Tokai Rubber Ind Ltd | 車両用構造体充填用発泡材並びに発泡体充填車両用構造体 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4898630A (en) * | 1987-11-18 | 1990-02-06 | Toyota Jidosha Kabushiki | Thermosetting highly foaming sealer and method of using it |
JPH05263053A (ja) * | 1992-03-18 | 1993-10-12 | Sunstar Eng Inc | マスチック接着剤 |
US5578671A (en) * | 1994-12-30 | 1996-11-26 | Minnesota Mining And Manufacturing Company | Intumescent putty |
US5931474A (en) * | 1997-02-24 | 1999-08-03 | Raychem Corporation | Cavity sealing article and method |
JP6831105B2 (ja) | 2017-04-20 | 2021-02-17 | アイリスオーヤマ株式会社 | 化粧縁付ボード |
-
2004
- 2004-06-02 US US10/559,477 patent/US20060142403A1/en not_active Abandoned
- 2004-06-02 CN CN2004800155986A patent/CN1802406B/zh not_active Expired - Fee Related
- 2004-06-02 JP JP2005506818A patent/JP4675235B2/ja not_active Expired - Fee Related
- 2004-06-02 CA CA2526512A patent/CA2526512C/en not_active Expired - Fee Related
- 2004-06-02 WO PCT/JP2004/007997 patent/WO2004108807A1/ja active Application Filing
- 2004-06-02 KR KR1020057023025A patent/KR101052659B1/ko not_active IP Right Cessation
- 2004-06-02 ES ES04735799T patent/ES2388526T3/es not_active Expired - Lifetime
- 2004-06-02 EP EP04735799A patent/EP1632523B1/en not_active Expired - Lifetime
-
2010
- 2010-03-11 US US12/659,507 patent/US9045161B2/en not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6262882A (ja) * | 1985-09-13 | 1987-03-19 | Toyota Motor Corp | 低温加硫型高発泡性シ−ラ |
JPH0317571B2 (ja) | 1987-07-23 | 1991-03-08 | Toyo Seikan Kaisha Ltd | |
JPH01135895A (ja) | 1987-11-20 | 1989-05-29 | Furukawa Electric Co Ltd:The | 耐炎性不乾性パテ組成物 |
JPH04264142A (ja) | 1991-02-19 | 1992-09-18 | Nippon Zeon Co Ltd | エポキシ樹脂系発泡性組成物 |
JPH0662882A (ja) | 1991-05-29 | 1994-03-08 | Agency Of Ind Science & Technol | 澱粉の糖化によるグルコースの製造方法 |
JPH0559345A (ja) | 1991-09-04 | 1993-03-09 | Toyota Motor Corp | ペースト型加熱発泡充填材 |
JPH08198995A (ja) | 1995-01-21 | 1996-08-06 | Mitsubishi Motors Corp | 加熱発泡充填補強材及び同加熱発泡充填補強材を用いた閉断面構造部材補強構造 |
JPH10236332A (ja) | 1997-02-25 | 1998-09-08 | Tokai Rubber Ind Ltd | 車両用構造体充填用発泡材並びに発泡体充填車両用構造体 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1632523A4 * |
Cited By (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007054463A1 (de) * | 2005-11-10 | 2007-05-18 | Wacker Chemie Ag | Schäumbare zusammensetzung zur herstellung geschäumter kunststoffe |
KR100826834B1 (ko) | 2008-02-04 | 2008-05-02 | 김영동 | 소음방지 조성물 제조방법 및 이를 이용한 소음방지 바닥시공방법 |
WO2012090565A1 (ja) | 2010-12-27 | 2012-07-05 | サンスター技研株式会社 | ペースト状加熱発泡充填材 |
JP2012136135A (ja) * | 2010-12-27 | 2012-07-19 | Sunstar Engineering Inc | ペースト状加熱発泡充填材 |
JP7074434B2 (ja) | 2016-08-08 | 2022-05-24 | シーカ テクノロジー アクチェンゲゼルシャフト | ポンプ移送可能な熱発泡性充填組成物 |
JP2018024872A (ja) * | 2016-08-08 | 2018-02-15 | シーカ テクノロジー アクチェンゲゼルシャフト | ポンプ移送可能な熱発泡性充填組成物 |
WO2020170569A1 (ja) * | 2019-02-22 | 2020-08-27 | Jfeスチール株式会社 | 自動車用衝突エネルギー吸収部品 |
JP2020138722A (ja) * | 2019-02-22 | 2020-09-03 | Jfeスチール株式会社 | 自動車用衝突エネルギー吸収部品 |
US11975762B2 (en) | 2019-02-22 | 2024-05-07 | Jfe Steel Corporation | Crashworthiness energy absorption parts for automotive |
JP7026088B2 (ja) | 2019-02-22 | 2022-02-25 | Jfeスチール株式会社 | 自動車用衝突エネルギー吸収部品 |
JP7231495B2 (ja) | 2019-06-17 | 2023-03-01 | 株式会社ミツバ | ブレードラバー、ワイパブレードおよびブレードラバーの製造方法 |
JP2020203573A (ja) * | 2019-06-17 | 2020-12-24 | 株式会社ミツバ | ブレードラバー、ワイパブレードおよびブレードラバーの製造方法 |
WO2021256035A1 (ja) * | 2020-06-17 | 2021-12-23 | Jfeスチール株式会社 | 自動車用衝突エネルギー吸収部品 |
JP7122449B1 (ja) | 2021-05-25 | 2022-08-19 | サンスター技研株式会社 | 硬化性組成物及び硬化性組成物の製造方法 |
WO2022249282A1 (ja) * | 2021-05-25 | 2022-12-01 | サンスター技研株式会社 | 硬化性組成物及び硬化性組成物の製造方法 |
JP2022181160A (ja) * | 2021-05-25 | 2022-12-07 | サンスター技研株式会社 | 硬化性組成物及び硬化性組成物の製造方法 |
JP2022181159A (ja) * | 2021-05-25 | 2022-12-07 | サンスター技研株式会社 | 硬化性組成物及び硬化性組成物の製造方法 |
JP7228664B2 (ja) | 2021-05-25 | 2023-02-24 | サンスター技研株式会社 | 硬化性組成物及び硬化性組成物の製造方法 |
US11920028B2 (en) | 2021-05-25 | 2024-03-05 | Sunstar Engineering Inc. | Curable composition and method for producing curable composition |
JP7489556B1 (ja) | 2022-11-01 | 2024-05-23 | サンスター技研株式会社 | 一液型硬化性組成物 |
Also Published As
Publication number | Publication date |
---|---|
EP1632523B1 (en) | 2012-07-18 |
JP4675235B2 (ja) | 2011-04-20 |
CA2526512A1 (en) | 2004-12-16 |
CA2526512C (en) | 2013-01-22 |
JPWO2004108807A1 (ja) | 2006-07-20 |
CN1802406A (zh) | 2006-07-12 |
US20100187116A1 (en) | 2010-07-29 |
CN1802406B (zh) | 2010-09-01 |
US9045161B2 (en) | 2015-06-02 |
US20060142403A1 (en) | 2006-06-29 |
EP1632523A4 (en) | 2008-02-27 |
KR20060016795A (ko) | 2006-02-22 |
EP1632523A1 (en) | 2006-03-08 |
ES2388526T3 (es) | 2012-10-16 |
KR101052659B1 (ko) | 2011-07-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9045161B2 (en) | Paste form heat-blowing injection composition and method for injecting and soundproofing closed section of automobile body member | |
EP1644238B1 (en) | Expandable material | |
JP7074434B2 (ja) | ポンプ移送可能な熱発泡性充填組成物 | |
US7199165B2 (en) | Expandable material | |
US8741094B2 (en) | Handling layer and adhesive parts formed therewith | |
JPH1160900A (ja) | 車体補強用エポキシ樹脂系組成物および車体の補強方法 | |
JP2005513226A (ja) | 熱可塑性ポリマーで変性した膨張性エポキシ樹脂系システム | |
DE102006048739A1 (de) | Expandierbare, thermisch härtbare Zusammensetzung auf Basis von Epoxidharzen mit verbesserten Fließeigenschaften | |
JP2012506919A (ja) | 熱可塑性ポリウレタンを含有しエポキシドを基剤とする構造用フォーム | |
JP5965101B2 (ja) | ペースト状加熱発泡充填材 | |
JP3947468B2 (ja) | プラスチゾル型流動特性を有するゴム組成物 | |
JPH0669739B2 (ja) | パネル補強用シート材料及びそれを用いた車輌外板パネル構造体 | |
EP3344689B1 (en) | Heat expandable foam | |
WO2005017045A1 (ja) | 2液硬化性組成物 | |
JPH10139981A (ja) | 車体補強用エポキシ樹脂系組成物、車体補強構造及び車体の補強方法 | |
JP2000239431A (ja) | 発泡性充填材組成物および車体の補強方法 | |
JP2004360756A (ja) | フランジ部シール材 | |
JP2000063555A (ja) | 発泡性補強材組成物および車体の補強方法 | |
JPH11263865A (ja) | 発泡性補強材組成物および車体の補強方法 | |
KR100615824B1 (ko) | 페이스트상의 차량 소음예방용 발포성 충전제 조성물 | |
JP2006176668A (ja) | 発泡性充填材組成物 | |
JPH1095869A (ja) | 車体補強用架橋発泡体およびこの発泡体を用いた車体の補強方法 | |
JP2000085618A (ja) | 発泡充填材及び箱型部材の剛性向上方法 | |
JPH10101902A (ja) | 車体補強用エポキシ樹脂系組成物および車体の補強方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2005506818 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2526512 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2004735799 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020057023025 Country of ref document: KR |
|
ENP | Entry into the national phase |
Ref document number: 2006142403 Country of ref document: US Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 20048155986 Country of ref document: CN Ref document number: 10559477 Country of ref document: US |
|
WWP | Wipo information: published in national office |
Ref document number: 1020057023025 Country of ref document: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 2004735799 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 10559477 Country of ref document: US |