WO1999042516A1 - Materiau de moulage, materiau interieur l'utilisant et son procede de production - Google Patents
Materiau de moulage, materiau interieur l'utilisant et son procede de production Download PDFInfo
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- WO1999042516A1 WO1999042516A1 PCT/JP1999/000765 JP9900765W WO9942516A1 WO 1999042516 A1 WO1999042516 A1 WO 1999042516A1 JP 9900765 W JP9900765 W JP 9900765W WO 9942516 A1 WO9942516 A1 WO 9942516A1
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- aldehyde
- molding material
- molding
- resin
- condensate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/28—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer impregnated with or embedded in a plastic substance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/32—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed at least two layers being foamed and next to each other
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- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
- C08J5/241—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres
- C08J5/244—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres using glass fibres
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- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
- C08J5/245—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using natural fibres
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- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
- C08J5/246—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using polymer based synthetic fibres
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- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
- C08J5/247—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using fibres of at least two types
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/003—Interior finishings
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- 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
- C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2361/04—Condensation polymers of aldehydes or ketones with phenols only
- C08J2361/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
Definitions
- the present invention relates to a molding material used for, for example, interior materials of automobiles ⁇ building materials, an interior material using the same, and a method of manufacturing the molding material.
- a molding material of this type a molding material in which a porous material such as a fiber sheet is impregnated with a synthetic resin has been used.
- a synthetic resin to be impregnated into the porous material there are a thermoplastic synthetic resin and a thermosetting synthetic resin.
- the porous material In order to impregnate the porous material with the synthetic resin liquid, the porous material is usually immersed in an emulsion or a solution of the synthetic resin, and then the removed porous material is heated and dried. Disclosure of the invention
- thermoplastic synthetic resin when it is impregnated with a thermoplastic synthetic resin, it can be stored for a long time after drying, but is inferior in heat resistance.
- thermosetting synthetic resin When impregnated with a thermosetting synthetic resin, it has excellent heat resistance, but cannot be stored for a long time after drying.
- thermosetting synthetic resin and a thermoplastic synthetic resin are mixed and impregnated in a porous material, and the thermosetting synthetic resin is completely cured when dried.
- the molding material is imparted with moldability by the impregnated thermoplastic synthetic resin, and the impregnated thermosetting synthetic resin is completely cured, so that the molding material is hardened.
- the thermosetting synthetic resin interferes with the moldability, making deep drawing difficult, and the impregnated thermoplastic synthetic resin adversely affects the heat resistance after molding.
- an object of the present invention is to provide a long-term storage and good moldability. In both cases, it is an object of the present invention to provide a molding material from which a molded product having excellent heat resistance can be obtained.
- the present invention provides a molding material comprising a porous material impregnated with a thermosetting synthetic resin in a B state.
- the molding material since the thermosetting synthetic resin impregnated in the porous material is in the B state, the molding material is excellent in stability, can be stored for a long time, and can be favorably formed by short-time hot pressing. It has moldability, and the resulting molded article is excellent in shape retention and heat resistance.
- thermosetting synthetic resin is preferably a B-state condensate of a phenolic compound and an aldehyde and a Z or aldehyde donor, and the condensate is a phenolic compound and an aldehyde and a Z or aldehyde. It is preferable that the product is condensed with a donor in the presence of ammonia and / or amine, and it is preferable that a part or all of the condensate be sulfomethylated and Z or sulfimethylated.
- the molding material may be in the form of a sheet.
- a cured material comprising a cured sheet obtained by curing the above and molded into a predetermined shape can be provided.
- an interior material comprising a base material obtained by curing a thermosetting synthetic resin in the molding material and a skin material adhered to the surface of the base material.
- the base material and the skin material are desirably adhered to each other by an adhesive layer scattered in a dotted manner on the adhesion surface.
- the precondensate of the thermosetting synthetic resin is foamed and Z or foamed to form the porous material.
- the initial condensate of the thermosetting synthetic resin is preferably an initial condensate of a phenolic resin obtained by condensing a phenolic compound with aldehyde and Z or an aldehyde donor.
- the phenolic compound and the aldehyde and Z or aldehyde donor are preferably condensed in the presence of ammonia and Z or amine, and a part or all of the initial condensate of the phenolic resin is It is desirable that sulfomethylation and / or sulfimethylation be performed by adding a sulfomethylating agent and a sulfomethylating agent at any stage.
- thermosetting synthetic resin (Thermosetting synthetic resin)
- thermosetting synthetic resin used in the present invention examples include a fuanol resin, a urea resin, a melamine resin, a benzoguanamine resin, and a urea-melamine cocondensation resin.
- a fuanol resin a urea resin
- a melamine resin a melamine resin
- a benzoguanamine resin a urea-melamine cocondensation resin.
- thermosetting synthetic resins in the present invention are phenolic resins which are condensates of phenolic compounds with aldehydes and Z or aldehyde donors.
- Particularly desirable thermosetting synthetic resins are phenolic resins.
- the phenolic resin is desirably sulfomethylated and / or sulfimethylated.
- the curing start temperature of the obtained initial condensate can be adjusted.
- the stability as an aqueous solution is improved, phase separation and the like hardly occur, and the curing rate is increased.
- the phenolic compound may be a monovalent phenol or a polyvalent phenol. It may be a phenol or a mixture of a monovalent phenol and a polyvalent phenol.
- the thermosetting synthetic resin of the present invention is obtained by condensing an initial condensate obtained by condensing a monovalent phenol with an aldehyde and Z or an aldehyde donor, and condensing a polyvalent phenol with an aldehyde and a no or an aldehyde donor. It may be an initial cocondensate obtained by cocondensing an initial condensate.
- Monovalent phenols include phenol, o-cresol, m-cresol, ⁇ -cresol, ethylphenol, isopropylphenol, xylenol, 3,5-xylenol, butylphenol, t-butylphenol, nonylphenol, etc.
- Alkyl phenols o-fluorophenol, m-fluorophenol, p-fluorophenol, o-chlorophenol, m-chlorophenol, p-chlorophenol, o-bromophenol, m-bromophenol , ⁇ -bromophenol, o-dophenol, m-dophenol, p-dophenol, o-aminophenol, m-aminophenol, p-aminophenol, o-nitrophenol, m-dito Mouth phenol, p-nitrophenol, 2,4-dinitrophenol And monocyclic phenol-substituted products such as 2,4,6-trinitrophenol, and polycyclic monovalent phenols such as naphthol. These monovalent phenols may be used alone or Two or more kinds can be used as a mixture.
- polyhydric phenols examples include resorcinol, alkylresorcinol, pyrogallol, catechol, alkylcatechol, hydroquinone, alkylhydroquinone, phloroglucin, bisphenol, dihydroxynaphthalene, etc., and these polyhydric phenols are used alone. Or a mixture of two or more.
- Preferred among polyhydric phenols are resorcinol and alkyl resorcinol, and particularly preferred is alkylresorcinol having a higher reaction rate with aldehyde than resorcinol.
- alkyl resorcinol examples include 5-methyl resorcin, 5-ethyl resorcin, 5-propyl resorcin, 5-n-butyl resorcin, 4,5 1-dimethylresorcinol, 2,5-dimethylresorcinol, 4,5—getylresorcinol, 2,5—getylresorcinol, 4,5-dipropylresorcinol, 2,5-dipropylresorcinol, 4—methyl-5-ethyltilsorcinol , 2-methyl-5-ethyl resorcin, 2-methyl-5-propyl resorcin, 2,4,5—trimethyl resorcin, 2,4,5—triethyl resorcin, and the like.
- the polyhydric phenol mixture obtained by dry distillation of an Estonia oil shale is inexpensive and contains a large amount of various highly reactive alkylresorcinols in addition to 5-methylresorcinol. is there.
- aldehyde and Z or aldehyde donor mean aldehyde, a compound which decomposes to produce an aldehyde, or a mixture thereof.
- examples of such a compound include formalin, formaldehyde, paraformaldehyde, trioxane, acetoaldehyde, and the like.
- Propionaldehyde polyoxymethylene, chloral, hexamethylenetetramine, furfural, glyoxal, n-butyraldehyde, forceproaldehyde, arylaldehyde, benzaldehyde, crotonaldehyde, acrolein, tetraoxyl Methylene, phenyl aldehyde, 0-tolualdehyde, salicyl aldehyde, etc., alone or in combination of two or more are exemplified.
- the amine may be methylamine, ethylamine, propylamine, or the like.
- Aliphatic fatty acids such as petitylamine, amylamine, hexylamine, heptylamine, octylamine, nonylamine, decylamine, pendecylamine, dodecylamine, tridecylamine, tetradecylamine, pendudecylamine, cetylamine, etc.
- Aliphatic second amides such as dimethylamine, getylamine, dipropylamine, diisopropylamine, dibutylamine, diamylamine, etc .; Aliphatic tertiary amines such as ruamine and triethylamine; aliphatic unsaturated amines such as arylamine, diarylamine and triarylamine; fats such as cyclopropylamine, cyclobutylamine, cyclopentylamine and cyclohexylamine.
- Cyclic amines aniline, methylaniline, dimethylaniline, ethylaniline, O-toluidine, m-toluidine, p-toluidine, benzylamine, dibenzylamine, tribenzylamine, diphenylamine, triphenylamine , ⁇ -naphthylamine, / 3-naphthylamine and other aromatic amines; and other mono- or di-ethanolamine, diethanolamine, triethanolamine, hexamethylenetetramine, pyridine, etc. Mixtures can be used.
- ammonia it is particularly preferable to use ammonia.
- Examples of the sulfimethylating agent that can be used for the sulfimethylation of the above-mentioned phenolic resin include aliphatic and aromatic aldehydes such as sodium formaldehyde sodium sulfoxylate (mouth) and sodium benzaldehyde sodium xylate.
- Alkali metals such as potassium metal sulfoxylates, sodium hydroxide sulfite, magnesium hydrosulfite, etc., alkaline earth metal hydrosulfites (dithionites), alkyl sulfoxides such as sodium ethyl sulfoxylate, etc.
- Examples thereof include silicates, hydroxyalkanesulfinates such as hydroxymethanesulfinate and the like.
- thermosetting synthetic resin for example, hydrochloric acid, sulfuric acid, Inorganic or organic acids such as triphosphoric acid, boric acid, oxalic acid, formic acid, citric acid, butyric acid, benzenesulfonic acid, phenolsulfonic acid, paratoluenesulfonic acid, naphthalene- ⁇ -sulfonic acid, and naphthalene-1-sulfonic acid; Esters of organic acids such as dimethyl oxalate, acid anhydrides such as maleic anhydride and phthalic anhydride, ammonium chloride, ammonium sulfate, ammonium nitrate, ammonium ammonium, ammonium acetate, ammonium phosphate, thiocyanic acid Ammonium salts such as ammonium and imidosulfonic acid ammonium salts, monochloroacetic acid or its sodium salt, organic halides such as ⁇ , ⁇ '-dichlorohydr
- Hardeners such as weak acid salts of the above, or formaldehyde, paraformaldehyde, trioxane, acetatealdehyde, propionaldehyde, polyoxymethylene, chloral, hexamethylenetetramine, furfural, glyoxal, ⁇ — Butyraldehyde, caproaldehyde, arylaldehyde, benzaldehyde, clot Aldehyde, acrolein, tetraoxymethylene, phenylacetaldehyde, o-tolualdehyde, saltyl aldehyde, methylol urea, methylated methylol urea, urea resin, methyl methyl melamine, methylated methylol melamine, alkaryl
- An aldehyde such as a triazolezone derivative or a compound which generates an aldehyde when decomposed may be mixed as a
- an amino resin such as a monohydric phenol resin, a polyhydric phenol resin, a urea resin, or a melamine resin; natural rubber or a derivative thereof; styrene-butadiene rubber, acrylonitrile —Base rubber such as butadiene rubber, chloroprene rubber, ethylene-propylene rubber, isoprene rubber, isoprene-isobutylene rubber; vinyl acetate, vinyl propionate, Homopolymer of vinyl monomer such as styrene, acrylic ester, methacrylic ester, acrylonitrile, acrylic acid, methacrylic acid, maleic acid, vinyl chloride, vinylidene chloride, vinyl pyridine, or two or more of these vinyl monomers Copolymers; Emulsion latex or aqueous solution of various synthetic resins such as polyurethane, polyamide, epoxy resin, butyral resin, polyethylene, poly(ethylene)
- release agents hexane, butane, n-pentane, alcohol, ether, methylene chloride, carbon tetrachloride , Chlorofluoromethane, 1,1,2-trichloro-1,2,2-trifluoro Low-boiling solvents such as benzodicarbonamide, dinitrosopentamethylenetetramine, P, P'-oxybis (benzenesulfonylhydrazide), azobis-1,2,2 '-(2-methylglopionitrile) Substances that react with the acidic curing agent while generating carbon dioxide gas, for example, carbon or sodium bicarbonate, potassium, vandium, or calcium; n-pentane, isopentane, butane Foaming agents such as thermoplastic expandable microspheres microcapsulated with isobutane, etc .; hollow granules such as shirasu balloon, perlite, glass balloon, foam glass, hollow ceramics; foamed polyethylene, foamed poly
- thermosetting synthetic resin (Production of thermosetting synthetic resin)
- thermosetting synthetic resin can be produced by a conventional method.
- thermosetting synthetic resin a phenolic compound and an aldehyde and / or an aldehyde donor are used, and the presence of ammonia and Z or an amine.
- the initial condensate of a phenolic resin condensed under the following conditions comprises (a) a monovalent phenol and Z or a polyhydric phenol and an aldehyde and / or an aldehyde donor.
- the aldehyde and / or the aldehyde donor is usually added to 1 mole of the monovalent phenol with respect to 0.2 mole of the aldehyde and / or the aldehyde donor.
- 1 mole of polyhydric phenol, 0.1 to 0.8 moles of aldehyde and Z or aldehyde donor, and, if necessary, solvent, third component, catalyst, and ammonia and / or ammonia The reaction is heated for 8 to 20 hours at a liquid temperature of 55 to 100 ° C. At this time, the aldehyde and the Z or aldehyde donor may be added in their entirety at the beginning of the reaction, or may be added in portions or in a continuous manner.
- the addition amount of ammonia and / or amine is preferably 0.001 to 20% by weight, particularly preferably 0.01 to 10% by weight, based on the phenolic compound.
- the curing start temperature (temperature at which the curing rate sharply increases) of the initial condensate of the obtained thermosetting synthetic resin can be adjusted by the amount of the ammonia, Z or amine added.
- Water is usually used as a solvent, but if necessary, methanol, ethanol, n-propanol, isopropanol, n-butanol, isobutanol, s-butanol, t-butanol, n- Amyl alcohol, isoamyl alcohol, n-hexanol, methylamyl alcohol, 2-ethylbutanol, n-heptanol, n-octanol, trimethylnonyl alcohol, cyclohexanol, benzyl alcohol, furfuryl Alcohol, alcohol such as tetrahydrofurfuryl alcohol, abiethyl alcohol, diacetone alcohol, acetone, methyl acetone, methyl ethyl ketone, methyl n-propyl ketone, methyl n-butyl ketone, methyl isobutyl ketone, getyl ketone, G n-propy Ketone
- Acetone is a solvent and also acts as a complexing agent for alkylresorcinol, resulting in a milder reaction.
- the initial condensate may be obtained by adding a sulfomethylating agent and Z or a sulfimethylating agent at any stage.
- the compound can be produced by sulfomethylation and Z- or sulfimethylation of a phenolic compound and a phenol or precondensate.
- the sulfomethylating agent and / or sulfimethylating agent can be added at any stage before, during, or after the condensation reaction of the monohydric phenol and / or polyhydric phenol with the aldehyde and the Z or aldehyde donor.
- the reaction may be performed at any stage before, during, or after the cocondensation reaction of the above-mentioned initial condensate A with polyvalent phenols B and Z or initial condensate C.
- the total amount of the sulfomethylating agent and / or sulfimethylating agent is usually 0.001 to 1.5 mol per mol of the phenolic compound, but the curability and curing of the initial condensate produced In order to maintain good properties such as physical properties of the subsequent resin, the amount is preferably about 0.01 to 0.8 mol.
- the initial condensate of the phenolic resin sulfomethylated and / or sulfimethylated in this manner has good stability as a solution, and is unlikely to cause phase separation and the like, and has a high curing rate.
- porous material examples include a fiber aggregate, a plastic foam having open cells, and a sintered body of plastic beads.
- the fibers constituting the fiber aggregate include natural fibers such as cotton, hemp, wool, silk, kenaf, ash fiber, bamboo fiber, polyamide fiber, polyester fiber, acryl fiber, viscose fiber, acetate fiber, Organic synthetic fiber such as vinyl chloride fiber, vinylidene chloride fiber, etc., asbestos fiber, glass fiber, carbon fiber, ceramic fiber, metal fiber, inorganic fiber such as whisker, or scrap of fiber products using the above fiber Regenerated fibers obtained by defibrating fibers, a mixture of two or more of these fibers, or polyester fibers, polypropylene fibers, polyethylene fibers, polyamide fibers, etc. having a melting point of 200 ° C or less with these fibers Examples thereof include a mixture with a low melting point fiber.
- the fiber aggregate may be a sheet-like material such as a nonwoven fabric, a felt, a knitted fabric, a laminate thereof, or the like, or a small fiber or a cotton obtained by cutting the sheet-like fiber assembly into small pieces. Shape, sliver shape and the like.
- Hot melt powder such as polyethylene powder, polyamide powder, polyvinylidene chloride powder, and low melting point polyester resin powder may be mixed with the fiber aggregate.
- plastic foam examples include amino foams such as polyurethane foam having an open-cell structure, polyolefin foam such as polyethylene and polypropylene, polyvinyl chloride foam, polystyrene foam, melamine resin, and urea resin. There are resin foam and phenol resin foam.
- amino foams such as polyurethane foam having an open-cell structure
- polyolefin foam such as polyethylene and polypropylene
- polyvinyl chloride foam such as polyethylene and polypropylene
- polystyrene foam polystyrene foam
- melamine resin melamine resin
- urea resin There are resin foam and phenol resin foam.
- the plastic foam When used as a raw material for a base material of an interior material of an automobile, it may be formed into an arbitrary shape such as a block shape or a grain size depending on the application of the force usually applied in a sheet shape.
- the porous material is impregnated with a solution of an initial condensate of the thermosetting synthetic resin.
- a known method such as an immersion method or a spray method is applied.However, the porous material is immersed in the foamed and / or foamed initial condensate solution, pressed, and pressed. Quality material in the initial It is preferred to impregnate the condensate solution.
- the initial condensate solution impregnation amount of the porous material can be adjusted without diluting the initial condensate solution with water or a solvent. Therefore, the amount of water or the solvent in the porous material can be reduced to shorten the drying time.
- foaming agents and foam stabilizers include alkyl benzene sulfonate, alkyl sulfate ester salt, fatty acid salt, alkyl naphthalene sulfonate, alkyl sulfosuccinate, alkyl diphenyl ether sulfonate, alkyl phosphate
- Polyanionic surfactants such as polyoxetylene alkyl or alkylaryl sulfate sulfate naphthalene sulfonic acid formalin condensate, polyoxyethylene alkyl phosphate, special polycarboxylic acid type polymer surfactants, poly Oxyethylene alkyl ether, polyoxyethylene alkyl ether, polyoxyethylene derivative, oxyethylene propylene block copolymer, sorbitan fatty acid ester, polyoxyethylene sorbitan fatty acid ester, poly Nonionic surfactants such as xoxyethylene sorbitol fatty acid ester, gly
- foam stabilizers include polyacrylic acid, Polymethacrylate Acid, Na Bok potassium salt or force potassium salts of Po Riakuriru acid and polymethacrylic acid, polyvinyl alcohol, polyvinylpyrrolidone, partially of polyvinyl acetate resin Products, water-soluble polymers such as carboxymethylcellulose and hydroxyethylcellulose, saccharides, oil lubricants such as stearic acid, zinc stearate, palmitic acid, and long-chain fatty acid amides. Two or more of the above foaming agents, foam stabilizers, and foam stabilizers may be used in combination.
- the initial condensate solution may be, for example, an inorganic compound such as sodium bicarbonate, sodium carbonate, ammonium bicarbonate, ammonium carbonate, azide compound, a nitroso compound, an azo compound, or a sulfonyl compound. And heating to a temperature higher than the decomposition temperature of the blowing agent, or n-pentane, methanol, methyl ether, ethyl ether, methylene chloride, carbon tetrachloride, chlorofluoromethane, etc. A low boiling point solvent is added and mixed, and the mixture is heated to a temperature higher than the boiling point of the solvent and foamed.
- the initial condensate solution is desirably stirred, and a foaming agent, a foam stabilizer, a penetrating agent, a foam stabilizer and the like as in the case of foaming may be added.
- the foaming by air blowing and / or stirring and the foaming by the foaming agent may be performed simultaneously.
- the foaming or foaming ratio of the above initial condensate solution is generally 0.8 to 50 times, preferably 2 to 20 times, and generally, when the porous material impregnated with the initial condensate solution has a low density.
- the bubbles may be coarse, but when the density is high, the bubbles are preferably fine.
- the foamed and / or foamed initial condensate solution is filled in an impregnation tank, and the porous material is filled in the impregnation tank. Then, the porous material to which the precondensate solution has adhered is pressed with a squeeze hole or a press machine.
- foaming and Z or the foamed initial condensate solution are supplied to one or both surfaces of the porous material.
- one or two or more squeezing rolls may be arranged at the subsequent stage of the squeezing roll. The arrangement of the squeezing rolls may be either vertical or horizontal.
- the foamed and / or foamed precondensate solution adhering to the porous material permeates into the porous material.
- the porous material impregnated with the initial condensate is subjected to a heating and drying step.
- the initial condensate is brought into the B state.
- the amount of the curing catalyst to be added to the precondensate solution, the heating temperature, the heating time, and the like may be adjusted, and the heating temperature is usually 40 to 170 °.
- the heating time is about 0.1 to 5 hours.
- For the heat drying hot air drying, far-infrared drying, high-frequency heating drying and the like are usually applied.
- thermosetting synthetic resin By setting the initial condensate of the thermosetting synthetic resin impregnated in the porous material in the B state, the stability of the thermosetting synthetic resin is improved and the molding material can be stored for a long time. At the same time, since the water content of the thermosetting synthetic resin is reduced, the molding time is shortened, and a puncture phenomenon due to moisture vapor does not occur even when molding is performed by a hot press. Further, after the molding material is subjected to hot press molding, the thermosetting synthetic resin is completely cured, so that a molded article having excellent shape retention and heat resistance can be obtained.
- thermosetting synthetic resin When a phenolic resin obtained by condensing a phenolic compound with an aldehyde and a Z or aldehyde donor in the presence of ammonia and / or amine is used as the thermosetting synthetic resin, Since the curing rate of the phenolic resin rapidly increases at a predetermined temperature, the molding material impregnated with the initial condensate (B state) of the phenolic resin has excellent storage stability below the predetermined temperature. At a temperature higher than the predetermined temperature, the curing speed is excellent. Therefore, the molding material can be stored for a long time as long as it does not reach the predetermined temperature, and can be cured in a short time by heating to the predetermined temperature.
- the molding material of the present invention is impregnated with the thermosetting synthetic resin in the B state, it has moldability, and is usually molded by a hot press using a lower mold and an upper mold having desired shapes.
- Conditions of hot Topuresu is set to a temperature and time thermosetting synthetic resin of the B state is completely cured, the press pressure is usually 1: are OkgZcra 2. At this time, it may be laminated with another sheet and hot-pressed to form a laminated molded material.
- the molding materials obtained are, in particular, door trim, dash board, ceiling material, floor material, It is useful as an interior material for vehicles such as hoods, dash inners, dash outers, engine undercovers, trunk side trims, etc., or building materials.
- the molding material of the present invention is obtained by adhering the above-mentioned sheet-like molding material to a part or all of the surface of a base material and molding it into a predetermined shape.
- the synthetic resin is cured, and thus the molding material on the sheet is a cured sheet.
- the substrate may be any material having a moldability.
- plastic foam examples include polyurethane foam, polyethylene, polypropylene, and other polyolefin foams, polyvinyl chloride foam, polystyrene foam, melamine resin foam, urea resin foam, phenol resin foam, and the like. There is.
- the base material 11 is molded into a predetermined shape, and the sheet-like molding material is adapted to the shape of the substrate 11.
- the cured sheet 12 is formed into a shape and the formed cured sheet 12 is adhered to the surface of the substrate 11.
- the cured sheet 12 may be adhered to the surface of the substrate 11 by using an adhesive, or when the substrate 11 is made of a thermoplastic material, by heat fusion.
- the sheet-shaped molding material 12a and the base material 11a before molding of the base material are overlapped, and the upper mold 13 and the lower mold 14 having predetermined shapes are formed.
- a hot melt sheet, a natural resin, a natural rubber, a synthetic resin, a synthetic rubber, or the like is provided between the cured sheet 12a and the base material 11a.
- An adhesive may be interposed.
- the sheet-like molding material is cured and molded in a predetermined shape in advance, and the molded cured sheet 12 is set on the mold surface 151 of the molding die 15.
- foamed resin liquid R examples include polyurethane foamed resin, polyolefin foamed resin such as polyethylene and polypropylene, polyvinyl chloride foamed resin, polystyrene foamed resin, melamine foamed resin, urea foamed resin, and phenol foamed resin. There is.
- the molded material of the present invention obtained as described above can be used for various applications, for example, wall materials; bed core materials; cushion materials such as chairs, sofas and seats; interior materials; It is suitable as a pad or the like.
- the cured sheet adhered to the surface of the substrate in the molding material of the present invention is excellent in moldability unlike a mere fiber sheet, so that the molding material can be molded into a desired shape.
- the interior material of the present invention comprises a base material obtained by curing a thermosetting synthetic resin in the molding material, and a skin material adhered to the surface of the base material.
- the skin material examples include artificial leather, leather, fiber knitted and woven fabrics, non-woven fabrics, and plastic foams such as polyurethane foam, polyethylene foam, polypropylene foam, polystyrene foam, and polyvinyl chloride foam. And the like.
- the skin material is attached to the base material with an adhesive.
- the adhesive include acrylic adhesives, synthetic rubber adhesives, elastomeric adhesives, vinyl acetate adhesives, vinyl chloride adhesives, urea resin adhesives, melamine resin adhesives, It is a commonly used adhesive such as a phenolic resin adhesive or an epoxy resin adhesive.
- the adhesive is provided as a solution type or an emulsion type.
- an adhesive used for the adhesive layer there is a hot melt type adhesive.
- the hot-melt adhesive include polyolefin-based resins such as polyethylene, polypropylene, ethylene-vinyl acetate copolymer, ethylene-ethyl acrylate copolymer and the like, and polyolefin-based resins. Modified products, polyurethane resins, polyester resins, polyamide resins, etc. Alternatively, a mixture of two or more types is used.
- the hot melt adhesive is provided as a solution type or an emulsion type, and is also provided as a dispersion type obtained by dispersing the hot melt adhesive powder in water. It is preferable that the adhesive layer is scattered in a dotted manner on the bonding surface of the skin material and the base material or the base material. In this way, if the skin material and the base material are bonded by the adhesive layer scattered in a dot-like manner, the rigidity of the adhesive layer does not affect the molding shape of the interior material or the uneven shape of the surface. Therefore, the molding shape and the uneven shape of the interior material are sharply molded.
- the adhesive layer also has air permeability, so that an interior material having excellent soundproofing properties can be obtained.
- a spray coating method, a letterpress printing method, a silk screen printing method, or the like is applied, but a masking sheet is provided on the bonding surface.
- a method of applying an adhesive with a spray, knife coater, evening coater, flow coater, or the like, and then separating the masking sheet may be applied.
- a desirable method of scattering the adhesive layer in a dotted manner on the bonding surface of the skin material and / or the base material is a method of spray-coating a hot melt adhesive powder dispersion.
- the hot-melt adhesive powder used in the hot-melt adhesive powder dispersion is usually a powder having a size of about 20 to 400 mesh, and the hot-melt adhesive powder is usually added to water in 5 to It is dispersed in the range of 60% by weight.
- the water contains one or more kinds of thickeners such as methylcellulose, methoxyxenolose, ethylsilenolose, ethoxycellulose and carboxymethylcellulose, for example, higher alcohol sulfate (Na salt or amine salt).
- Alkylaryl sulfonate Na salt or amine salt
- alkyl naphthalene sulfonate Na salt or amine salt
- alkyl naphthalene sulfonate condensate, alkyl phosphate, dialkyl sulfosuccinate
- Anionic surfactants such as acid salts, rosin stone paintings, fatty acid salts (Na salt or amine salt), polyoxyethylene alkyl ether, polyoxyethylene alkyl phenol ether, polyoxyethylene alkyl ester, polyoxyethylene alkyl ester Min, polyoxyethylene Nonionic surfactants such as alkylamine, polyoxyethylene alkylamide, sorbitan alkyl ester, and polyoxetylene sorbitan alkyl ester, octadecylamine acetate, imidazoline derivative acetate, polyalkylenepolyamine derivative or polyalkylenepolyamine derivative
- One type of surfactant such as
- a dispersant two or more kinds may be added as a dispersant.
- a spinnable thickener examples include alkali metal salts such as sodium, potassium and lithium such as polyacrylic acid, polymethacrylic acid and alginic acid, water-soluble synthetic polymers such as polyethylene oxide, trolley oil, gluten, There is a water-soluble natural polymer composed of a vegetable mucilage such as below mallow, Norryllia serrata and the like.
- Particularly preferred spinnable thickener is sodium polyacrylate.
- the amount of the spinnable thickener depends on its molecular weight, and is usually added so that the viscosity of the hot melt adhesive powder dispersion at the time of spraying is 50 to 1000 cps Z25 ° C.
- the amount of addition is about 0.01 to 1.0% by weight.
- the above-mentioned hot melt adhesive powder dispersion includes, for example, polyethylene, polypropylene, ethylene-propylene copolymer, ethylene-vinyl acetate copolymer, vinyl chloride resin, vinylidene chloride resin, styrene resin, and vinyl acetate.
- Resin fluorine resin, thermoplastic acrylic resin, thermoplastic polyester, thermoplastic polyamide, thermoplastic urethane resin, epoxy resin, melamine resin, urea resin, phenolic resin, resorcinol resin, alkylresorcinol resin, etc.
- Thermosetting resins synthetic resins such as acrylonitrile-butadiene copolymer, styrene-butadiene copolymer, acrylonitrile-butadiene-styrene copolymer, emulsion rubber, acrylic rubber, butyl rubber, gay rubber, urethane rubber , Fluoride rubber, polysulfide rubber Rubber, butadiene rubber, isoprene rubber, chloroprene rubber, polyisobutylene rubber, polybutene rubber, isobutene-monoisoprene rubber, acrylate tobutadiene rubber, styrene Butadiene rubber, acrylonitrile-butadiene rubber, pyridine-butadiene rubber, styrene-isoprene rubber, acrylonitrile-chloroprene rubber, styrene-chloroprene rubber, styrene-butadiene-styrene
- fillers such as calcium carbonate, talc, gypsum, carbon black, wood powder, walnut powder, coconut husk powder, thickeners, pigments, dyes, flame retardants, flame retardants, insect repellents, preservatives, aging
- An inhibitor an ultraviolet absorber, a fluorescent dye, a surfactant, a foaming agent, a softener such as paraffin, wax, or silicone, a water repellent, a release agent or a plasticizer may be added.
- the hot melt adhesive powder dispersion When the hot-melt adhesive powder dispersion is spray-coated on the adhesive surface of a skin material and / or a base material, the hot melt is applied by suctioning the skin material and / or the base material from the back side.
- the hot melt adhesive powder is desirably adsorbed on an adhesive surface so as to prevent the adhesive powder from rebounding due to impact during spraying, and the hot melt adhesive powder dispersion is usually sprayed in an amount of 5% on a solid basis. -100 g / m 2.
- the use of the above-mentioned spinnable thickener causes the hot-melt adhesive powder dispersion to have a spinnable structural viscosity.
- the skin material and Z or the base material are dried by heating, and the hot melt bonding is performed.
- the agent powder fuses to the bonding surface.
- the conditions for the heating and drying are 100 to 200 at a temperature equal to or higher than the melting point of the hot melt adhesive which is usually used. C, about 5 seconds to 5 minutes.
- the skin material is adhered to the surface of the base material by the adhesive layer.
- the adhesive layer In the case of a solution type or emulsion type, both are bonded before the adhesive layer formed on the bonding surface is completely dried.
- the adhesive layer is of a hot melt type, the adhesive surface is heated to evaporate the adhesive layer formed on the adhesive surface, and then the two are bonded together.
- the molding of the base material may be performed before the skin material is bonded, at the same time as the skin material is bonded, or at any time after the skin material is bonded.
- the interior material of the present invention can be used for various applications, and is suitable, for example, as a car interior material for a trunk room, a dashboard interior material, and the like.
- the interior material particularly when the skin material and the base material are bonded by an adhesive layer scattered in a dotted manner, the rigidity of the adhesive layer affects the molded shape of the interior material and the uneven shape of the surface. Therefore, the molding shape and the uneven shape of the interior material are sharply formed.
- the adhesive layer also has breathability, and thus the obtained interior material has excellent soundproofing.
- FIG. 1 is an explanatory view showing an example of a process for producing a molded material of the present invention.
- FIG. 2 is an explanatory view showing an example of a process for producing a molded material of the present invention.
- FIG. 3 is an explanatory view showing an example of a process for producing a molded material of the present invention.
- FIG. 4 is an explanatory view showing a step of producing the molding material of the present invention.
- FIG. 5 is an explanatory view showing a step of molding the molding material of the present invention.
- FIG. 6 is a perspective view of a molded product (automobile ceiling material) obtained by molding the molding material of the present invention.
- FIG. 7 is an explanatory view showing a step of forming an adhesive layer on a skin material.
- FIG. 8 is a side sectional view of the skin material.
- FIG. 9 is an explanatory view showing a step of manufacturing the interior material of the present invention.
- FIG. 10 is a side sectional view of an interior material (trunk room interior material) according to an example of the present invention.
- FIG. 11 is a rear perspective view of the skin material.
- FIG. 12 is an explanatory diagram showing a step of pressing the skin material to the base material.
- FIG. 13 is a side sectional view of an interior material (dashboard surface material) according to an example of the present invention. BEST MODE FOR CARRYING OUT THE INVENTION
- aqueous solution S 0.5% by weight of lauryl dimethylamine oxide is added and dissolved in a 50% by weight aqueous solution of an initial condensate of alkyl resorcinol and formaldehyde, and the solution is filled into a foaming tank 21 shown in FIG.
- the aqueous solution S is stirred by the stirrer 22 in the foaming tank 21, and air is blown from the air blowing nozzle 23 to foam.
- the expansion ratio shall be 8 times.
- the aqueous solution S thus foamed is supplied to the immersion tank 26 from the discharge pipe 25 by opening the valve 24.
- the porous material 211 impregnated with the aqueous solution S is then introduced into a drying chamber 29, and is heated and dried with hot air at 80 ° C. for 10 minutes in the drying chamber 29, and the alkylresorcinol impregnated in the porous material 211 is dried.
- One formaldehyde precondensate is It is slightly condensed and is converted into B state.
- Synthetic resin impregnation amount of the porous material 211 is 15 weight
- the obtained molding material 211 is cut into a predetermined size by a cutter 210, and set in a hot-press molding machine 215 comprising an upper mold 215A and a lower mold 215B together with a skin material 212 as shown in FIG. Be dropped.
- the skin material 212 is made of a polypropylene needle punched non-woven fabric, and the back surface is lined with a polyethylene film 213.
- the molding material 211 is hot-pressed by the hot-press molding machine 215, and at the same time, the skin material 212 is pressed through the polyethylene film 213.
- the hot pressing conditions are a pressing temperature of 180, a pressing pressure of 3 kg / cm 2 , and a pressing time of 0.5 minutes.
- the foamed material was infiltrated into a polyurethane foam sheet, which is a porous material, in the same manner as in Example 1, and then heated and dried with hot air at 60 ° C. for 5 minutes to remove the impregnated initial cocondensate. Slightly condensed to B state.
- the impregnated amount of the above-mentioned co-condensate in the B-form in the polyurethane foam sheet was 15% by weight.
- aqueous solution S is the foaming tank While being stirred by the stirrer 22 in the inside 21, air is blown from the air blowing nozzle 23 to generate foam.
- the expansion ratio shall be 6 times.
- the foamed material was infiltrated into the same porous material 211 as in Example 1 in the same manner as in Example 1, and then heated and dried with hot air of 80 for 5 minutes to slightly condense the impregnated initial cocondensate. To B prone.
- the impregnated amount of the co-condensate in the B-form in the porous material 211 is 20% by weight.
- the obtained molding material 211 is cut into predetermined dimensions by a cutter 210 after heating and drying, and then hot-pressed in the same manner as in Example 1 except that the pressing temperature is set to 200 ° C.
- An initial condensate B was produced in the same manner as in Production Example 1 except that the amount of triethanolamine was changed to 0.1 g .
- An initial condensate C was produced in the same manner as in Production Example 1 except that the amount of triethanolamine was changed to 0.5 g.
- the initial condensates A, B, C, and D obtained in Production Examples 1 to 3 and Specific The storage stability, water dilutability and cure rate were measured.
- the cure rate As for the cure rate, first, a solution of each precondensate was impregnated into soup paper immediately after production, and the weight (coating amount) was measured beforehand at 50, 80, 120, 150, or 200 ° C for 1 minute. It was hot pressed. Next, the mixture was boiled in warm water at 95 to 100 ° C for 30 minutes, dried at 30 at 24 hours, and the weight (coating amount) was measured.
- the curing rate is represented by the following equation.
- Curing rate (Amount of application after boiling Initial amount of application) X 100 (%)
- Table 1 shows the measurement results.
- the initial condensates according to Production Examples 1 to 3 have excellent storage stability and water dilutability, have a sharp curability, and the curing temperature is controlled by the amount of amine added. It can be seen that depending on what can be done, and further depending on the amount of amine added, it cures at a lower temperature than the initial condensate of Comparative Example 1.
- the obtained initial condensate E is impregnated into glass wool mat (basis weight: 1000 g / m 2 ) so as to have a solid content of 20% by weight, and then heated at 80 ° C for 10 minutes. After drying, the initial condensate E was slightly condensed to a B state. After a lapse of 5 to 60 days, the mold was heat-pressed at 150 to 200 for 3 minutes so as to have a thickness of 5 cm and a specific gravity of 0.02, and the condition was examined. Table 2 shows the results.
- the obtained initial condensate F was impregnated in glass wool mists in the same manner as in Example 4, and then hot-pressed, and the state was examined. Table 2 shows the results.
- the molding is good as a whole and fully cured.
- Example 4 XX Not cured and cannot be molded.
- Table 2 the initial condensate in Example 4 has excellent storage stability and shows good curability even after being left for a long period of time. As the curing progresses little by little, it can be seen that the adhesiveness of the glass sheet is poor when hot pressing is performed, and molding defects occur.
- the obtained initial condensate G is impregnated with a non-woven fabric sheet (basis weight: 100 g / m 2 ) composed of 100% polyester so as to have a solid content of 15% by weight, and is impregnated at 90 ° C. After heating and drying for 3 minutes, the initial condensate G was slightly condensed to a B state. This sheet was hot-pressed at 120 ° C. for 1 minute so as to have a thickness of 10 mm and a specific gravity of 0.01, and a molded product having good moldability was obtained.
- the initial condensate C obtained in Production Example 3 was spray-coated on a sheet of recycled phenolate (basis weight: 1500 g / m 2 ) made of polyester fiber so as to have a solid content of 20% by weight.
- the mixture was dried by heating at 60 ° C. for 5 minutes, and the precondensate C was slightly condensed to a B state.
- the sheet was hot-pressed at 80 ° C for 6 minutes to a thickness of 2 mm and a specific gravity of 0.1, and a molded product with high rigidity was obtained.
- the precondensate H is composed of 80% by weight of polyester and 20% by weight of polyamide.
- the precondensate H was slightly condensed to a B state by heating at 100 ° C. for 10 minutes by impregnating the non-woven sheet (weight per unit area: 100 g / m 2 ) with 15% by weight.
- the sheet molding material obtained in this manner was overlaid on a melamine resin foam (expansion ratio: 5 times), and hot-pressed at 180 ° C for 3 minutes to obtain a sheet-like molding material (cured sheet).
- a molded material with good rigidity was obtained, with good adhesiveness and excellent moldability.
- the initial condensate I Akuriru fibers 90% by weight and the fabric sheet (mass per unit area: 50g / m z) made of carbon fiber, 10 wt% relative impregnated such that 30% by weight, and heated at 100 ° C 10 min
- the initial condensate I was slightly condensed to B-form.
- a wood foam was manufactured by blending 20 parts by weight of a resin-type phenol resin and 7 parts by weight of a microcapsule-type foaming agent with 100 parts by weight of a piece of wood.
- the woven sheet was superimposed on the surface of the wood foam in the same manner as in Example 9, and the woven sheet was poorly adhered and partially peeled off. In addition, the formability of the woven sheet portion was poor, and it was not possible to form the desired shape.
- the cured sheet molded in this way is set on the mold surface of the mold, and a phenol resin solution containing an organic foaming gas is injected into the mold from the resin injection port, and molded at 200 ° C for 4 minutes.
- a cured material having good rigidity and excellent rigidity was obtained, as well as excellent adhesiveness of the cured sheet.
- a hot melt adhesive powder dispersion was prepared according to the following formulation.
- a needle-punched nonwoven fabric made of polyester fiber was used as the skin material.
- the skin material 33 is pulled out from the roll 315, introduced onto a gas-permeable belt conveyor 316 made of a net or felt, and sucked in contact with the back surface of the belt conveyor 316.
- a vacuum is suctioned from the back side by a box 317.
- the suction box 317 is connected to a vacuum path 318 having a valve 319.
- the above-mentioned hopper is applied to the surface of the skin material 33 from above by a spray device 320.
- the melt adhesive powder dispersion 34B was sprayed.
- the dispersion liquid 34 B is supplied to the spray device 320 by a pump 323 while being stirred by a stirrer 322 in a stirring tank 321.
- the hot-melt adhesive powder dispersion 34B is applied to the surface of the skin material 33 at a rate of 15 g / m 2 as a solid content by the above-mentioned spray, and as described above, the hot-melt adhesive powder dispersion is used.
- the skin material 33 is sucked from the back side by the suction box 317, so that the hot melt adhesive powder is adsorbed on the bonding surface of the skin material 33 without splashing and splashing due to the spray impact.
- the skin material 33 was introduced into a drying chamber 324, and dried by heating at 150 ° C. for 2 minutes. In this way, as shown in FIG.
- the EVA powder is fixed on the skin material 33 which is a polyester fiber needle-punched non-woven fabric, and the adhesive layer 34 A scattered in the form of dots on the bonding surface is formed.
- the material 33 was cut to a predetermined size by a cutter 325.
- the skin material 33 is overlaid on the obtained base material 32, set in a hot press device 326 composed of a lower die 327 and an upper die 328, and hot-pressed.
- the adhesive layer 34A of the skin material 33 is softened, and the skin material 33 is bonded to the base material 32 via the adhesive layer 34A.
- the interior material 31 of the trunk room of the automobile having the sharp irregularities formed thereon is manufactured.
- the adhesive layer 314A scattered in spots is formed by silk-screen printing of a polyethylene melt on the adhesive surface of the skin material 313 which is a polyvinyl chloride sheet.
- the regenerated fiber is impregnated with 30% by weight of a phenol resin, and is heated and dried at 100 for 7 minutes.
- the obtained sheet is hot-pressed at a temperature of 250 ° C and the dashboard as shown in Fig. 12 is formed.
- the base material 312 is set in a skin material crimping die 329 including a lower die 330 and an upper die 331.
- the skin material 313 is overlapped on the base material 312, and the skin material 313 is applied to the surface of the base material 312 by the skin material pressure bonding mold 329. Crimp.
- the adhesive layer was formed on the skin material side, but in the present invention, the adhesive layer may be formed on the base material side.
- the molding material and the molding material of the present invention are used for vehicles such as door trims, dashboards, ceiling materials, flooring materials, hoods, dash inners, dash outers, engine under covers, and trunk trims. It is useful for interior materials; building materials such as wall materials; core materials such as beds; cushion materials such as chairs, sofas and seats; and various pads.
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Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CA002287419A CA2287419C (en) | 1998-02-20 | 1999-02-19 | Molding material, inner material using the same, and method for producing the same |
EP99905258A EP0984031B1 (en) | 1998-02-20 | 1999-02-19 | Molding material, inner material using the same, and method for producing the same |
DE69929126T DE69929126T2 (de) | 1998-02-20 | 1999-02-19 | Formmaterial, seine benutzung als innenmaterial und verfahren zu seiner herstellung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP10/56090 | 1998-02-20 | ||
JP5609098 | 1998-02-20 |
Publications (1)
Publication Number | Publication Date |
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WO1999042516A1 true WO1999042516A1 (fr) | 1999-08-26 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP1999/000765 WO1999042516A1 (fr) | 1998-02-20 | 1999-02-19 | Materiau de moulage, materiau interieur l'utilisant et son procede de production |
Country Status (4)
Country | Link |
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EP (1) | EP0984031B1 (ja) |
CA (1) | CA2287419C (ja) |
DE (1) | DE69929126T2 (ja) |
WO (1) | WO1999042516A1 (ja) |
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WO2006118058A1 (ja) * | 2005-04-26 | 2006-11-09 | Nagoya Oilchemical Co., Ltd. | 成形性シートおよび内装材料 |
JP2008087430A (ja) * | 2006-10-05 | 2008-04-17 | Nagoya Oil Chem Co Ltd | 内装材の製造方法 |
JP2009173808A (ja) * | 2008-01-25 | 2009-08-06 | Nagoya Oil Chem Co Ltd | 親水性フェノール樹脂、それを用いた成形可能材料、それらを用いた成形材および内装材 |
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FR2836470B1 (fr) * | 2002-02-25 | 2004-07-09 | J S O | Matelassure en mousse de melanine et ses applications |
EP1733827A4 (en) * | 2004-02-26 | 2008-03-26 | Nagoya Oilchemical | FLAME-RESILIENT POROUS SURFACE PATTERNS, PARTS THEREFROM AND FLAME-RESISTANT SOUND ABSORPTION VEHICLES FOR MOTOR VEHICLES |
CN101909870A (zh) * | 2007-12-19 | 2010-12-08 | 巴斯夫欧洲公司 | 由含发泡活性树脂的载体材料制成的模制件 |
WO2021102166A1 (en) * | 2019-11-21 | 2021-05-27 | Tesla, Inc. | Vehicle dash with recycled materials |
DE102023001330A1 (de) | 2022-07-13 | 2024-01-18 | K o l l e r Kunststofftechnik GmbH | Als Sandwich aufgebaute flächige Formkörper |
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JP2006240408A (ja) * | 2005-03-02 | 2006-09-14 | Hirotani:Kk | 自動車用軽量・吸音型アンダーカバー |
WO2006118058A1 (ja) * | 2005-04-26 | 2006-11-09 | Nagoya Oilchemical Co., Ltd. | 成形性シートおよび内装材料 |
JP2008087430A (ja) * | 2006-10-05 | 2008-04-17 | Nagoya Oil Chem Co Ltd | 内装材の製造方法 |
JP2009173808A (ja) * | 2008-01-25 | 2009-08-06 | Nagoya Oil Chem Co Ltd | 親水性フェノール樹脂、それを用いた成形可能材料、それらを用いた成形材および内装材 |
JP2012223972A (ja) * | 2011-04-19 | 2012-11-15 | Unitika Ltd | 積層体及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CA2287419A1 (en) | 1999-08-26 |
EP0984031B1 (en) | 2005-12-28 |
EP0984031A1 (en) | 2000-03-08 |
CA2287419C (en) | 2008-04-08 |
EP0984031A4 (en) | 2000-12-13 |
DE69929126D1 (de) | 2006-02-02 |
DE69929126T2 (de) | 2006-09-28 |
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