CN108707292A - A kind of heat preservation, sound insulation, light skin carving structure production technology - Google Patents

A kind of heat preservation, sound insulation, light skin carving structure production technology Download PDF

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Publication number
CN108707292A
CN108707292A CN201810428127.1A CN201810428127A CN108707292A CN 108707292 A CN108707292 A CN 108707292A CN 201810428127 A CN201810428127 A CN 201810428127A CN 108707292 A CN108707292 A CN 108707292A
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leather
sound insulation
heat preservation
temperature
following
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李华令
刘华平
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Anhui Suoya Decorative Materials Co Ltd
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Priority to CN201810428127.1A priority Critical patent/CN108707292A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances
    • C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3225—Polyamines
    • C08G18/3237—Polyamines aromatic
    • C08G18/324—Polyamines aromatic containing only one aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4045—Mixtures of compounds of group C08G18/58 with other macromolecular compounds
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4825—Polyethers containing two hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/58—Epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6685—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
    • C08G59/4014—Nitrogen containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
    • C08G59/4215—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof cycloaliphatic
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/04—Carbon
    • C08K3/042—Graphene or derivatives, e.g. graphene oxides
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • C08J2375/08—Polyurethanes from polyethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/346—Clay
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances

Abstract

The invention discloses the production technologies that a kind of heat preservation, sound insulation, light skin carve structure, and this method comprises the following steps：It selects double-colored PU to remove from office, sticks composite PVC at the PU leather back side, and be punched into semi-finished product cladding；Semi-finished product cladding is placed in mold upper and is warming up to 40-50 DEG C so that leather cooling；Mold is positioned in hydraulic press and carries out molding processing, wherein hydraulic press parameter is pressure 5-10t, 100-110 DEG C of temperature；Expanded material is perfused on leather after hydraulic pressure, the expanded material includes that following raw material mixes：107-112 parts of polyurethane elastomeric materials, 12-15 parts of isocyanates, 5-7 parts of fire retardant.The invention discloses the production technologies that a kind of skin carves structure, it is ensured that leather is not damaged, does not crack, not blistering, and pattern is accurate, simple for process without apparent wrinkle, and the skin prepared carves structural thermal insulation, sound insulation, light, embossment beauty.

Description

A kind of heat preservation, sound insulation, light skin carving structure production technology
Technical field
The invention belongs to skins to carve technical field of structures, and the production of structure is carved more particularly to a kind of heat preservation, sound insulation, light skin Technique.
Background technology
Leather is a kind of good product of flexibility, can be produced to its appropriate utilization various with beautiful pattern Product.In early days, the production method of these leather and fur products mainly has following four classes：The first kind is to utilize ultraviolet light hologram duplicating technology Picture is made on leather；Second class is engraving technology to be used on corium, and pass through dyeing, polishing, spraying leather fixative, light Corium carving picture is made in agent；Also one kind is that various patterns are printed on leather using printing machine or surface printing technique；Finally One kind is the technique being directly embossed on surface.The product made using these methods only has one-dimensional or two-dimensional figure Case, lacks three-dimensional sense, and artistic effect is poor.
In recent years, also there is some methods that can produce three-dimensionally imaged leather products, Chinese invention patent Application 99111630.5 discloses a kind of production method of antique relief sculpture on leather.It is that concave-convex point is carried out on selected graphite cake Bright three-dimensional configuration engraving, and turn over and matched molds are made, corium is clipped between female mould and is placed in hydraulic press together with mold On, under the assigned temperature of 30-70 degree and the pressure of 10-35MPA, after being allowed to compression moulding, in the slurry brush hardening of the back side of cladding Agent, then the cladding after molding and hardening is pasted onto on the wooden embryo of different shape purposes, flatiron is smooth.It is sprayed with leather pigment, After parching, nitro brightener in spraying is finally wiped with nitro-thinner.The leather products that such method is made have Certain three-dimensional sense, improves artistic effect.
Skin carving is a kind of artistic carving classified as material for carving on it using leather.Generally selection is of close texture tough and tensile, not variable The natural leather of shape also has part dermatine into creation.The selection of skin carving material is generally sheepskin, pigskin or ox-hide, sheepskin It is soft careful, it is used as the material of suitcase or clothing component mostly；Pigskin is hard thick, is commonly used for handbag and general leather goods；And ox-hide With careful texture and pore, soft and tough characteristic is the optimal selection of skin carving material.But not is all The material that ox-hide can be carved as skin.Selection of the highest excellence is high-quality ox head layer vegetable leather.Vegetable leather --- it refers in particular to plant Leather made of object tanning agent tannin.Have the characteristics that environment friendly and pollution-free.
Invention content
It is an object of the invention to overcome problem above of the existing technology, a kind of heat preservation, sound insulation, light skin carving are provided The production technology of structure.
The present invention is achieved by the following technical solutions：
A kind of heat preservation, sound insulation, light skin carving structure production technology, this method comprises the following steps：
S1, double-colored PU leather is selected, sticks composite PVC at the PU leather back side, and be punched into semi-finished product cladding；
S2, semi-finished product cladding is placed in mold upper and is warming up to 40-50 DEG C so that leather cooling；
S3, it mold is positioned in hydraulic press carries out molding processing, wherein hydraulic press parameter is pressure 5-10t, temperature 100-110℃；
Be perfused expanded material on S4, the leather after hydraulic pressure, the expanded material include following raw material mixing and At：107-112 parts of polyurethane elastomeric materials, 12-15 parts of isocyanates, 5-7 parts of fire retardant；
Further, the preparation of the composite PVC includes the following steps：
S1-1, it after polyvinyl chloride to be placed in 110-120 DEG C of preheating 5-10min, is placed in plastics processing mill and melts, and be slowly added to Modified graphene is cooled to room temperature after reaction；
S1-2, polyvinyl chloride-graphene composite material after reaction is pulverized and sieved, and carries out vulcanizing treatment, wherein vulcanizing Temperature is 120-140 DEG C, and vulcanization time 5-10min obtains composite PVC.
Further, the preparation of the modified graphene includes the following steps：Graphene dispersion is weighed in absolute ethyl alcohol, Rear addition silane coupling agent KH560, the 350-400W into graphene-ethanol solution is stirred evenly, ultrasound is anti-at 40-45 DEG C 3-4h, reactant is answered to be washed after vacuum filtration to neutrality, vacuum drying obtains modified graphene.
Further, the preparation of the polyurethane elastomeric materials includes the following steps：
S4-1, the polypropylene glycol (PPG) weighed after dehydrating are added to equipped with blender, condensation reflux device and thermometer Three-necked flask in, be added the Toluene-2,4-diisocyanate measured, 4- diisocyanate (TDI) stirs evenly under room temperature, under nitrogen protection Temperature is increased to 70-75 DEG C of reaction 2.5-3h, measurement-NCO bases stop reaction after reaching setting value, obtain TDI performed polymers；
Chain extender DMTDA is added in S4-2, reactor, is persistently stirred under 90-100 DEG C of water bath condition, it later will modified ring Oxygen resin pours into mold, instills TDI performed polymers dropwise, lasting to stir, and is molded when reaching gel point, 110-120 DEG C of pressurization sulphur Change, obtains polishing material.
Further, the preparation of the modified epoxy includes the following steps：
S4-1-1, epoxy resin, methyl tetrahydrophthalic anhydride, 2-ethyl-4-methylimidazole, modified montmorillonoid are pressed According to mass ratio (107-113)：(72-79)：1：After (2-8) is mixed at room temperature, ultrasonic disperse 20-40min；
Deaeration 2-3h under S4-1-2, vacuum condition, and mixing material is injected into steel die, it is warming up to 92-94 DEG C, heat preservation 1-2h is warming up to 155-158 DEG C later, keeps the temperature 1-2h, cures after being carried out later at 180 DEG C, keeps the temperature 1-2h, obtains modified epoxy Resin.
Further, the preparation of the modified montmorillonoid includes the following steps：It dries, grinds after taking sodium-based montmorillonite to wash It is 2.25-2.4mm to grain size, is added into octadecyltrimethylammonium chloride solution, solid-to-liquid ratio 1:(4.5-4.9), 65 DEG C 4-6h is shaken in water-bath, obtains modified montmorillonoid suspension, centrifuges, and precipitation vacuum drying is taken to obtain modified montmorillonoid.
The invention has the advantages that：
The invention discloses the production technologies that a kind of skin carves structure, it is ensured that and leather is not damaged, does not crack, not blistering, Pattern is accurate, simple for process without apparent wrinkle, and the skin prepared carves structural thermal insulation, sound insulation, light, embossment beauty.
Specific implementation mode
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field All other embodiment that art personnel are obtained without creative efforts belongs to the model that the present invention protects It encloses.
Embodiment 1
A kind of heat preservation, sound insulation, light skin carving structure production technology, this method comprises the following steps：
S1, double-colored PU leather is selected, sticks composite PVC at the PU leather back side, and be punched into semi-finished product cladding；
The preparation of wherein composite PVC includes the following steps：
S1-1, it after polyvinyl chloride to be placed in 110 DEG C of preheating 5min, is placed in plastics processing mill and melts, and be slowly added to modified stone Black alkene, is cooled to room temperature after reaction；
S1-2, polyvinyl chloride-graphene composite material after reaction is pulverized and sieved, and carries out vulcanizing treatment, wherein vulcanizing Temperature is 120 DEG C, and vulcanization time 5min obtains composite PVC；
The preparation of the modified graphene includes the following steps：
Graphene dispersion is weighed in absolute ethyl alcohol, silane is added into graphene-ethanol solution after stirring evenly Ultrasonic reaction 3h at KH560,350W, 40 DEG C of coupling agent, reactant are washed after vacuum filtration to neutrality, and vacuum drying is changed Property graphene；
S2, semi-finished product cladding is placed in mold upper and is warming up to 40 DEG C so that leather cooling；
S3, it mold is positioned in hydraulic press carries out molding processing, wherein hydraulic press parameter is pressure 5t, temperature 100 ℃；
Be perfused expanded material on S4, the leather after hydraulic pressure, the expanded material include following raw material mixing and At：107 parts of polyurethane elastomeric materials, 12 parts of isocyanates, 5 parts of fire retardant；
The preparation of wherein polyurethane elastomeric materials includes the following steps：
S4-1, the polypropylene glycol (PPG) weighed after dehydrating are added to equipped with blender, condensation reflux device and thermometer Three-necked flask in, be added the Toluene-2,4-diisocyanate measured, 4- diisocyanate (TDI) stirs evenly under room temperature, under nitrogen protection Temperature is increased to 70 DEG C of reaction 2.5h, measurement-NCO bases stop reaction after reaching setting value, obtain TDI performed polymers；
Chain extender DMTDA is added in S4-2, reactor, is persistently stirred under 90 DEG C of water bath conditions, later by modified epoxy tree Fat pours into mold, instills TDI performed polymers dropwise, lasting to stir, and is molded when reaching gel point, 110 DEG C of press cures are thrown Luminescent material；
The preparation of wherein modified epoxy includes the following steps：
S4-1-1, epoxy resin, methyl tetrahydrophthalic anhydride, 2-ethyl-4-methylimidazole, modified montmorillonoid are pressed According to mass ratio 107：72：1：After 2 mix at room temperature, ultrasonic disperse 20min；
Deaeration 2h under S4-1-2, vacuum condition, and mixing material is injected into steel die, 92 DEG C are warming up to, 1h is kept the temperature, it After be warming up to 155 DEG C, keep the temperature 1h, cure after being carried out later at 180 DEG C, keep the temperature 1h, obtain modified epoxy；
Wherein, the preparation of the modified montmorillonoid includes the following steps：
It is dried after taking sodium-based montmorillonite to wash, it is 2.25mm to be milled to grain size, is added to octadecyltrimethylammonium chloride In solution, solid-to-liquid ratio 1:4h is shaken in 4.5,65 DEG C of water-baths, obtains modified montmorillonoid suspension, centrifuges, precipitation is taken to be dried in vacuo To modified montmorillonoid.
Embodiment 2
A kind of heat preservation, sound insulation, light skin carving structure production technology, this method comprises the following steps：
S1, double-colored PU leather is selected, sticks composite PVC at the PU leather back side, and be punched into semi-finished product cladding；
The preparation of wherein composite PVC includes the following steps：
S1-1, it after polyvinyl chloride to be placed in 120 DEG C of preheating 10min, is placed in plastics processing mill and melts, and be slowly added to modified stone Black alkene, is cooled to room temperature after reaction；
S1-2, polyvinyl chloride-graphene composite material after reaction is pulverized and sieved, and carries out vulcanizing treatment, wherein vulcanizing Temperature is 140 DEG C, and vulcanization time 10min obtains composite PVC；
The preparation of the modified graphene includes the following steps：
Graphene dispersion is weighed in absolute ethyl alcohol, silane is added into graphene-ethanol solution after stirring evenly Ultrasonic reaction 4h at KH560,400W, 45 DEG C of coupling agent, reactant are washed after vacuum filtration to neutrality, and vacuum drying is changed Property graphene；
S2, semi-finished product cladding is placed in mold upper and is warming up to 50 DEG C so that leather cooling；
S3, it mold is positioned in hydraulic press carries out molding processing, wherein hydraulic press parameter is pressure 10t, temperature 110 ℃；
Be perfused expanded material on S4, the leather after hydraulic pressure, the expanded material include following raw material mixing and At：112 parts of polyurethane elastomeric materials, 15 parts of isocyanates, 7 parts of fire retardant；
The preparation of wherein polyurethane elastomeric materials includes the following steps：
S4-1, the polypropylene glycol (PPG) weighed after dehydrating are added to equipped with blender, condensation reflux device and thermometer Three-necked flask in, be added the Toluene-2,4-diisocyanate measured, 4- diisocyanate (TDI) stirs evenly under room temperature, under nitrogen protection Temperature is increased to 75 DEG C of reaction 3h, measurement-NCO bases stop reaction after reaching setting value, obtain TDI performed polymers；
Chain extender DMTDA is added in S4-2, reactor, is persistently stirred under 100 DEG C of water bath conditions, later by modified epoxy tree Fat pours into mold, instills TDI performed polymers dropwise, lasting to stir, and is molded when reaching gel point, 120 DEG C of press cures are thrown Luminescent material；
The preparation of wherein modified epoxy includes the following steps：
S4-1-1, epoxy resin, methyl tetrahydrophthalic anhydride, 2-ethyl-4-methylimidazole, modified montmorillonoid are pressed According to mass ratio 113：79：1：After 8 mix at room temperature, ultrasonic disperse 40min；
Deaeration 2-3h under S4-1-2, vacuum condition, and mixing material is injected into steel die, 94 DEG C are warming up to, 2h is kept the temperature, It is warming up to 158 DEG C later, keeps the temperature 2h, cures after being carried out later at 180 DEG C, keeps the temperature 2h, obtains modified epoxy；
Wherein, the preparation of the modified montmorillonoid includes the following steps：
It is dried after taking sodium-based montmorillonite to wash, it is 2.4mm to be milled to grain size, is added molten to octadecyltrimethylammonium chloride In liquid, solid-to-liquid ratio 1:6h is shaken in 4.9,65 DEG C of water-baths, obtains modified montmorillonoid suspension, centrifuges, and precipitation vacuum drying is taken to obtain Modified montmorillonoid.
Embodiment 3
A kind of heat preservation, sound insulation, light skin carving structure production technology, this method comprises the following steps：
S1, double-colored PU leather is selected, sticks composite PVC at the PU leather back side, and be punched into semi-finished product cladding；
The preparation of wherein composite PVC includes the following steps：
S1-1, it after polyvinyl chloride to be placed in 115 DEG C of preheating 8min, is placed in plastics processing mill and melts, and be slowly added to modified stone Black alkene, is cooled to room temperature after reaction；
S1-2, polyvinyl chloride-graphene composite material after reaction is pulverized and sieved, and carries out vulcanizing treatment, wherein vulcanizing Temperature is 130 DEG C, and vulcanization time 8min obtains composite PVC；
The preparation of the modified graphene includes the following steps：
Graphene dispersion is weighed in absolute ethyl alcohol, silane is added into graphene-ethanol solution after stirring evenly Ultrasonic reaction 3.5h at KH560,370W, 42 DEG C of coupling agent, reactant are washed after vacuum filtration to neutrality, and vacuum drying obtains Modified graphene；
S2, semi-finished product cladding is placed in mold upper and is warming up to 45 DEG C so that leather cooling；
S3, it mold is positioned in hydraulic press carries out molding processing, wherein hydraulic press parameter is pressure 8t, temperature 105 ℃；
Be perfused expanded material on S4, the leather after hydraulic pressure, the expanded material include following raw material mixing and At：109 parts of polyurethane elastomeric materials, 13 parts of isocyanates, 6 parts of fire retardant；
The preparation of wherein polyurethane elastomeric materials includes the following steps：
S4-1, the polypropylene glycol (PPG) weighed after dehydrating are added to equipped with blender, condensation reflux device and thermometer Three-necked flask in, be added the Toluene-2,4-diisocyanate measured, 4- diisocyanate (TDI) stirs evenly under room temperature, under nitrogen protection Temperature is increased to 73 DEG C of reaction 2.8h, measurement-NCO bases stop reaction after reaching setting value, obtain TDI performed polymers；
Chain extender DMTDA is added in S4-2, reactor, is persistently stirred under 95 DEG C of water bath conditions, later by modified epoxy tree Fat pours into mold, instills TDI performed polymers dropwise, lasting to stir, and is molded when reaching gel point, 115 DEG C of press cures are thrown Luminescent material；
The preparation of wherein modified epoxy includes the following steps：
S4-1-1, epoxy resin, methyl tetrahydrophthalic anhydride, 2-ethyl-4-methylimidazole, modified montmorillonoid are pressed According to mass ratio 109：76：1：After 5 mix at room temperature, ultrasonic disperse 30min；
Deaeration 2.5h under S4-1-2, vacuum condition, and mixing material is injected into steel die, 93 DEG C are warming up to, heat preservation 1.5h is warming up to 157 DEG C later, keeps the temperature 1.5h, cures after being carried out later at 180 DEG C, keeps the temperature 1.5h, obtains modified epoxy tree Fat；
Wherein, the preparation of the modified montmorillonoid includes the following steps：
It is dried after taking sodium-based montmorillonite to wash, it is 2.3mm to be milled to grain size, is added molten to octadecyltrimethylammonium chloride In liquid, solid-to-liquid ratio 1:5h is shaken in 4.7,65 DEG C of water-baths, obtains modified montmorillonoid suspension, centrifuges, and precipitation vacuum drying is taken to obtain Modified montmorillonoid.
Above content is only citing made for the present invention and explanation, affiliated those skilled in the art are to being retouched The specific embodiment stated does various modifications or additions or substitutes by a similar method, without departing from invention or surpasses More range defined in the claims, is within the scope of protection of the invention.

Claims (6)

1. a kind of heat preservation, sound insulation, light skin carving structure production technology, which is characterized in that this method comprises the following steps：
S1, double-colored PU leather is selected, sticks composite PVC at the PU leather back side, and be punched into semi-finished product cladding；
S2, semi-finished product cladding is placed in mold upper and is warming up to 40-50 DEG C so that leather cooling；
S3, it mold is positioned in hydraulic press carries out molding processing, wherein hydraulic press parameter is pressure 5-10t, temperature 100- 110℃；
Expanded material is perfused on S4, the leather after hydraulic pressure, the expanded material includes that following raw material mixes：It is poly- 107-112 parts of urethane elastic material, 12-15 parts of isocyanates, 5-7 parts of fire retardant.
2. a kind of heat preservation according to claim 1, sound insulation, light skin carving structure production technology, which is characterized in that it is described The preparation of composite PVC includes the following steps：
S1-1, it after polyvinyl chloride to be placed in 110-120 DEG C of preheating 5-10min, is placed in plastics processing mill and melts, and be slowly added to be modified Graphene is cooled to room temperature after reaction；
S1-2, polyvinyl chloride-graphene composite material after reaction is pulverized and sieved, and carries out vulcanizing treatment, wherein curing temperature It it is 120-140 DEG C, vulcanization time 5-10min obtains composite PVC.
3. a kind of heat preservation according to claim 2, sound insulation, light skin carving structure production technology, which is characterized in that it is described The preparation of modified graphene includes the following steps：Graphene dispersion is weighed in absolute ethyl alcohol, toward graphene-nothing after stirring evenly It is added silane coupling agent KH560,350-400W in hydrous ethanol solution, ultrasonic reaction 3-4h at 40-45 DEG C, reactant is taken out through vacuum Washing to neutrality, vacuum drying obtains modified graphene after filter.
4. a kind of heat preservation according to claim 1, sound insulation, light skin carving structure production technology, which is characterized in that it is described The preparation of polyurethane elastomeric materials includes the following steps：
S4-1, weigh dehydration and drying after polypropylene glycol (PPG) be added to equipped with blender, condensation reflux device and thermometer three In mouthful flask, it is added the Toluene-2,4-diisocyanate measured, 4- diisocyanate (TDI) is stirred evenly under room temperature, increased under nitrogen protection Temperature to 70-75 DEG C of reaction 2.5-3h, measurement-NCO bases stops reaction after reaching setting value, obtains TDI performed polymers；
Chain extender DMTDA is added in S4-2, reactor, is persistently stirred under 90-100 DEG C of water bath condition, later by modified epoxy tree Fat pours into mold, instills TDI performed polymers dropwise, lasting to stir, and is molded when reaching gel point, 110-120 DEG C of press cure obtains To polishing material.
5. a kind of heat preservation according to claim 4, sound insulation, light skin carving structure production technology, which is characterized in that it is described The preparation of modified epoxy includes the following steps：
S4-1-1, by epoxy resin, methyl tetrahydrophthalic anhydride, 2-ethyl-4-methylimidazole, modified montmorillonoid according to matter Amount is than (107-113)：(72-79)：1：After (2-8) is mixed at room temperature, ultrasonic disperse 20-40min；
Deaeration 2-3h under S4-1-2, vacuum condition, and mixing material is injected into steel die, it is warming up to 92-94 DEG C, keeps the temperature 1- 2h is warming up to 155-158 DEG C later, keeps the temperature 1-2h, cures after being carried out later at 180 DEG C, keeps the temperature 1-2h, obtains modified epoxy tree Fat.
6. a kind of heat preservation according to claim 5, sound insulation, light skin carving structure production technology, which is characterized in that it is described The preparation of modified montmorillonoid includes the following steps：It is dried after taking sodium-based montmorillonite to wash, it is 2.25-2.4mm to be milled to grain size, is added Enter into octadecyltrimethylammonium chloride solution, solid-to-liquid ratio 1:(4.5-4.9), 65 DEG C of water-baths are shaken 4-6h, are modified Montmorillonite suspension, centrifugation take precipitation vacuum drying to obtain modified montmorillonoid.
CN201810428127.1A 2018-05-07 2018-05-07 A kind of heat preservation, sound insulation, light skin carving structure production technology Pending CN108707292A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1899857A (en) * 2006-07-27 2007-01-24 郭瑞辉 Leather carving process
CN101117560A (en) * 2007-09-18 2008-02-06 长春工业大学 Method for preparing modified epoxide resin embedding material
CN103911870A (en) * 2013-01-05 2014-07-09 昆山阿基里斯人造皮有限公司 Waterproof polyvinyl chloride artificial leather manufacturing method
CN107400452A (en) * 2017-06-30 2017-11-28 常州市日臣艺术装饰材料有限公司 A kind of Aqueous Polyurethane Leather Finishing Agent and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1899857A (en) * 2006-07-27 2007-01-24 郭瑞辉 Leather carving process
CN101117560A (en) * 2007-09-18 2008-02-06 长春工业大学 Method for preparing modified epoxide resin embedding material
CN103911870A (en) * 2013-01-05 2014-07-09 昆山阿基里斯人造皮有限公司 Waterproof polyvinyl chloride artificial leather manufacturing method
CN107400452A (en) * 2017-06-30 2017-11-28 常州市日臣艺术装饰材料有限公司 A kind of Aqueous Polyurethane Leather Finishing Agent and preparation method thereof

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Application publication date: 20181026