CN109135264A - A kind of stretch-proof polyamide automobile interior decoration - Google Patents

A kind of stretch-proof polyamide automobile interior decoration Download PDF

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CN109135264A
CN109135264A CN201810784060.5A CN201810784060A CN109135264A CN 109135264 A CN109135264 A CN 109135264A CN 201810784060 A CN201810784060 A CN 201810784060A CN 109135264 A CN109135264 A CN 109135264A
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parts
added
humic acid
stirring
stretch
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刘仕明
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Quanjiang Auspicious Sign Plastic Cement Co Ltd
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Quanjiang Auspicious Sign Plastic Cement Co Ltd
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
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    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
    • C08G12/30—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with substituted triazines
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    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
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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
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • 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
    • C08J2461/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2461/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08J2461/32—Modified amine-aldehyde condensates
    • 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
    • C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2475/04—Polyurethanes
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate
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    • C08K5/00—Use of organic ingredients
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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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  • Polyurethanes Or Polyureas (AREA)

Abstract

The invention discloses a kind of stretch-proof polyamide automobile interior decorations, its raw material includes: 60-100 parts of polyamide by weight, 20-40 parts of polyurethane rubber, humic acid 10-20 parts modified, 1-2 parts of crosslinking agent, 1-2 parts of polyvinyl butyral, 1-2 parts of dioctyl sebacate, 20-30 parts of packing strengthening agent, 1-2 parts of magnesium stearate, 1-2 parts of hydroxy silicon oil, 0.2-1 parts of tert-butylhydroquinone, 1-2 parts of thiodipropionic acid bis-dodecanol ester.Modified humic acid is prepared using following technique: soybean protein, formalin being uniformly mixed, sodium hydroxide stirring is added, melamine stirring is added, heating stirring, attapulgite microballoon, humic acid is added, adjusts temperature stirring, filtering, toluene is added, acrylic acid is uniformly mixed, dimethyl acetamide, potassium peroxydisulfate is added, adjusts temperature stirring, washing, it dry, pulverize to obtain modified humic acid.

Description

A kind of stretch-proof polyamide automobile interior decoration
Technical field
The present invention relates to technical field of automotive trim more particularly to a kind of stretch-proof polyamide automobile interior decoration,
Background technique
Polyamide (PA) not only excellent in mechanical performance, but also there is excellent chemical reagent-resistant performance, good Self-lubricating property and flexibility, therefore it is widely used in automotive interior part field.However there is also deficiencies for polyamide Place, i.e. tensile strength and bending strength is poor, and this in turn limits its further application spaces.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of stretch-proof polyamide automobile interior decoration, With excellent tensile strength, and bending strength is high.
A kind of stretch-proof polyamide automobile interior decoration proposed by the present invention, raw material includes: polyamide resin by weight It is 60-100 parts of rouge, 20-40 parts of polyurethane rubber, humic acid 10-20 parts modified, 1-2 parts of crosslinking agent, polyvinyl butyral 1-2 Part, 1-2 parts of dioctyl sebacate, 20-30 parts of packing strengthening agent, 1-2 parts of magnesium stearate, 1-2 parts of hydroxy silicon oil, tertiary butyl is to benzene 0.2-1 parts of diphenol, 1-2 parts of thiodipropionic acid bis-dodecanol ester.
Preferably, crosslinking agent include: by weight 1,1- it is bis- -1-2 parts of (t-butyl peroxy) hexamethylene, 2,4,6- tri- (two Methyaminomethyl) 0.1-0.2 parts of phenol.
Preferably, packing strengthening agent includes: 5-12 parts of diatomite by weight, and 3-9 parts of flyash, expanded graphite 10-16 Part, 3-10 parts of powdered whiting.
Preferably, modified humic acid is prepared using following technique: soybean protein, formalin being uniformly mixed, hydrogen is added Melamine stirring is added in sodium oxide molybdena stirring, and attapulgite microballoon, humic acid is added in heating stirring, adjusts temperature stirring, mistake Filter, addition toluene, acrylic acid are uniformly mixed, and dimethyl acetamide, potassium peroxydisulfate is added, and adjust temperature stirring, and washing is dry, Crushing obtains modified humic acid.
Preferably, in the preparation process of modified humic acid, after melamine stirring is added, it is warming up to 80-88 DEG C of stirring 30- 60min。
Preferably, in the preparation process of modified humic acid, attapulgite microballoon, humic acid is added, adjusts the temperature to 60-80 DEG C stirring 20-40min.
Preferably, in the preparation process of modified humic acid, dimethyl acetamide, potassium peroxydisulfate is added, adjusts the temperature to 60- 70 DEG C of stirring 20-40min.
Preferably, soybean protein, formalin, sodium hydroxide, melamine, recessed in the preparation process of modified humic acid Convex stick soil microballoon, humic acid, toluene, acrylic acid, dimethyl acetamide, the weight ratio of potassium peroxydisulfate are 4-9:100-130:1-3: 15-25:4-10:10-14:80-120:2-6:1-2:0.5-1.2 formalin concentration is 20-26wt%.
The present invention uses polyamide, polyurethane rubber for major ingredient, with polyvinyl butyral, dioctyl sebacate one It plays compounding to be blended, the compatibility performance of polyamide and polyurethane rubber is fabulous, cooperates modified humic acid effect, crosslinked solidification Afterwards, crosslink density is high, and tensile strength and bending strength are high, and resistance to ag(e)ing is good, and processability is good；In modified humic acid, soybean protein It is dispersed in formalin, after sodium hydroxide alkalizes in conjunction with melamine, on the one hand can enhance the water-fast of soybean protein Performance, it is on the other hand high with the degree of scatter of attapulgite microballoon, humic acid, it is multiple with polyamide after crosslinking copolymerization Match, good toughness, tensile strength and bending strength are high；Modified humic acid under the cooperation of magnesium stearate with diatomite, flyash, swollen The good dispersion of swollen graphite, powdered whiting, uniformly mixed performance is excellent, and density is high, and binding force is strong, and tensile strength and bending are strong Degree further enhances.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of stretch-proof polyamide automobile interior decoration, raw material include: polyamide 60kg, polyurethane rubber 40kg, modified humic acid 10kg, crosslinking agent 2kg, polyvinyl butyral 1kg, dioctyl sebacate 2kg, packing strengthening agent 20kg, magnesium stearate 2kg, hydroxy silicon oil 1kg, tert-butylhydroquinone 1kg, thiodipropionic acid bis-dodecanol ester 1kg.
Crosslinking agent by 1,1- it is bis--(t-butyl peroxy) hexamethylene, 2,4,6- tri- (dimethylamino methyl) phenol by weight For 2:0.1 composition；Packing strengthening agent diatomite, flyash, expanded graphite, powdered whiting are 12:3:16:3 by weight.
Modified humic acid uses following technique to prepare: 9kg soybean protein, 100kg concentration are mixed for 26wt% formalin It closes uniformly, 1kg sodium hydroxide is added and stirs 40min, 15kg melamine is added and stirs 20min, is warming up to 80 DEG C of stirrings 60min is added 4kg attapulgite microballoon, 14kg humic acid, adjusts the temperature to 60 DEG C of stirring 40min, filters, and 80kg first is added Benzene, 6kg acrylic acid are uniformly mixed, and 1kg dimethyl acetamide, 1.2kg potassium peroxydisulfate is added, adjusts the temperature to 60 DEG C of stirrings 40min is washed using formalin, and 100 DEG C dry, pulverize to obtain modified humic acid.
Embodiment 2
A kind of stretch-proof polyamide automobile interior decoration, raw material include: polyamide 100kg, polyurethane rubber 20kg, modified humic acid 20kg, crosslinking agent 1kg, polyvinyl butyral 2kg, dioctyl sebacate 1kg, packing strengthening agent 30kg, magnesium stearate 1kg, hydroxy silicon oil 2kg, tert-butylhydroquinone 0.2kg, thiodipropionic acid bis-dodecanol ester 2kg.
Crosslinking agent by 1,1- it is bis--(t-butyl peroxy) hexamethylene, 2,4,6- tri- (dimethylamino methyl) phenol by weight For 1:0.2 composition；Packing strengthening agent diatomite, flyash, expanded graphite, powdered whiting are 5:9:10:10 by weight.
Modified humic acid uses following technique to prepare: 4kg soybean protein, 130kg concentration are mixed for 20wt% formalin It closes uniformly, 3kg sodium hydroxide is added and stirs 20min, 25kg melamine is added and stirs 10min, is warming up to 88 DEG C of stirrings 30min is added 10kg attapulgite microballoon, 10kg humic acid, adjusts the temperature to 80 DEG C of stirring 20min, filters, and 120kg is added Toluene, 2kg acrylic acid are uniformly mixed, and 2kg dimethyl acetamide, 0.5kg potassium peroxydisulfate is added, adjusts the temperature to 70 DEG C of stirrings 20min is washed using formalin, and 120 DEG C dry, pulverize to obtain modified humic acid.
Embodiment 3
A kind of stretch-proof polyamide automobile interior decoration, raw material include: polyamide 70kg, polyurethane rubber 35kg, modified humic acid 12kg, crosslinking agent 1.8kg, polyvinyl butyral 1.3kg, dioctyl sebacate 1.6kg, filling are mended Strong agent 22kg, magnesium stearate 1.7kg, hydroxy silicon oil 1.4kg, tert-butylhydroquinone 0.8kg, thiodipropionic acid bis-dodecanol ester 1.3kg。
Crosslinking agent by 1,1- it is bis--(t-butyl peroxy) hexamethylene, 2,4,6- tri- (dimethylamino methyl) phenol by weight For 1.8:0.14 composition；Packing strengthening agent diatomite, flyash, expanded graphite, powdered whiting are 10:4:14 by weight: 5。
Modified humic acid uses following technique to prepare: 7kg soybean protein, 110kg concentration are mixed for 24wt% formalin It closes uniformly, 1.5kg sodium hydroxide is added and stirs 35min, 18kg melamine is added and stirs 18min, is warming up to 82 DEG C of stirrings 50min is added 6kg attapulgite microballoon, 13kg humic acid, adjusts the temperature to 65 DEG C of stirring 35min, filters, and 90kg first is added Benzene, 5kg acrylic acid are uniformly mixed, and 1.2kg dimethyl acetamide, 1kg potassium peroxydisulfate is added, adjusts the temperature to 64 DEG C of stirrings 35min is washed using formalin, and 105 DEG C dry, pulverize to obtain modified humic acid.
Embodiment 4
A kind of stretch-proof polyamide automobile interior decoration, raw material include: polyamide 90kg, polyurethane rubber 25kg, modified humic acid 18kg, crosslinking agent 1.2kg, polyvinyl butyral 1.7kg, dioctyl sebacate 1.4kg, filling are mended Strong agent 28kg, magnesium stearate 1.3kg, hydroxy silicon oil 1.6kg, tert-butylhydroquinone 0.4kg, thiodipropionic acid bis-dodecanol ester 1.7kg。
Crosslinking agent by 1,1- it is bis--(t-butyl peroxy) hexamethylene, 2,4,6- tri- (dimethylamino methyl) phenol by weight For 1.2:0.16 composition；Packing strengthening agent diatomite, flyash, expanded graphite, powdered whiting are 6:8:12:7 by weight.
Modified humic acid uses following technique to prepare: 5kg soybean protein, 120kg concentration are mixed for 22wt% formalin It closes uniformly, 2.5kg sodium hydroxide is added and stirs 25min, 22kg melamine is added and stirs 12min, is warming up to 86 DEG C of stirrings 40min is added 8kg attapulgite microballoon, 11kg humic acid, adjusts the temperature to 75 DEG C of stirring 25min, filters, and 110kg first is added Benzene, 3kg acrylic acid are uniformly mixed, and 1.8kg dimethyl acetamide, 0.6kg potassium peroxydisulfate is added, adjusts the temperature to 66 DEG C of stirrings 25min is washed using formalin, and 115 DEG C dry, pulverize to obtain modified humic acid.
Embodiment 5
A kind of stretch-proof polyamide automobile interior decoration, raw material include: polyamide 80kg, polyurethane rubber 30kg, modified humic acid 15kg, crosslinking agent 1.5kg, polyvinyl butyral 1.5kg, dioctyl sebacate 1.5kg, filling are mended Strong agent 25kg, magnesium stearate 1.5kg, hydroxy silicon oil 1.5kg, tert-butylhydroquinone 0.6kg, thiodipropionic acid bis-dodecanol ester 1.5kg。
Crosslinking agent by 1,1- it is bis--(t-butyl peroxy) hexamethylene, 2,4,6- tri- (dimethylamino methyl) phenol by weight For 1.5:0.15 composition；Packing strengthening agent diatomite, flyash, expanded graphite, powdered whiting are 8:6:13:6 by weight.
Modified humic acid uses following technique to prepare: 6kg soybean protein, 115kg concentration are mixed for 23wt% formalin It closes uniformly, 2kg sodium hydroxide is added and stirs 30min, 20kg melamine is added and stirs 15min, is warming up to 84 DEG C of stirrings 45min is added 7kg attapulgite microballoon, 12kg humic acid, adjusts the temperature to 70 DEG C of stirring 30min, filters, and 100kg first is added Benzene, 4kg acrylic acid are uniformly mixed, and 1.5kg dimethyl acetamide, 0.8kg potassium peroxydisulfate is added, adjusts the temperature to 65 DEG C of stirrings 30min is washed using formalin, and 110 DEG C dry, pulverize to obtain modified humic acid.
5 gained stretch-proof polyamide automobile interior decoration of embodiment and common polyamide resin are compared into test, As a result as follows:
Embodiment 5 Common polyamide resin
Tensile strength, Mpa 59.6 50.2
Elongation at break, % 126 93
Bending strength, Mpa 89.6 79.7
Izod notch impact strength, J/m 1314 730
HDT, DEG C 101 98
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (8)

1. a kind of stretch-proof polyamide automobile interior decoration, which is characterized in that its raw material includes: polyamide by weight It is 60-100 parts, 20-40 parts of polyurethane rubber, humic acid 10-20 parts modified, 1-2 parts of crosslinking agent, 1-2 parts of polyvinyl butyral, 1-2 parts of dioctyl sebacate, 20-30 parts of packing strengthening agent, 1-2 parts of magnesium stearate, 1-2 parts of hydroxy silicon oil, tertiary butyl is to benzene two 0.2-1 parts of phenol, 1-2 parts of thiodipropionic acid bis-dodecanol ester.
2. stretch-proof polyamide automobile interior decoration according to claim 1, which is characterized in that crosslinking agent wraps by weight It includes: 1,1- bis- -1-2 parts of (t-butyl peroxy) hexamethylene, 2,4,6- tri- 0.1-0.2 parts of (dimethylamino methyl) phenol.
3. stretch-proof polyamide automobile interior decoration according to claim 1 or claim 2, which is characterized in that packing strengthening agent is by weight Measuring part includes: 5-12 parts of diatomite, 3-9 parts of flyash, 10-16 parts of expanded graphite, 3-10 parts of powdered whiting.
4. any one of -3 stretch-proof polyamide automobile interior decoration according to claim 1, which is characterized in that modified humic acid It is prepared using following technique: soybean protein, formalin is uniformly mixed, sodium hydroxide stirring is added, melamine is added and stirs It mixes, heating stirring, attapulgite microballoon, humic acid, adjusting temperature stirring is added, toluene, acrylic acid mixing is added in filtering It is even, dimethyl acetamide, potassium peroxydisulfate is added, adjusts temperature stirring, washing dry, pulverize to obtain modified humic acid.
5. stretch-proof polyamide automobile interior decoration according to claim 4, which is characterized in that the preparation work of modified humic acid In skill, after melamine stirring is added, it is warming up to 80-88 DEG C of stirring 30-60min.
6. stretch-proof polyamide automobile interior decoration according to claim 4 or 5, which is characterized in that the system of modified humic acid In standby technique, attapulgite microballoon, humic acid is added, adjusts the temperature to 60-80 DEG C of stirring 20-40min.
7. according to any one of the claim 4-6 stretch-proof polyamide automobile interior decoration, which is characterized in that modified humic acid Preparation process in, be added dimethyl acetamide, potassium peroxydisulfate, adjust the temperature to 60-70 DEG C of stirring 20-40min.
8. according to any one of the claim 4-7 stretch-proof polyamide automobile interior decoration, which is characterized in that modified humic acid Preparation process in, soybean protein, formalin, sodium hydroxide, melamine, attapulgite microballoon, humic acid, toluene, third Olefin(e) acid, dimethyl acetamide, the weight ratio of potassium peroxydisulfate are 4-9:100-130:1-3:15-25:4-10:10-14:80-120: 2-6:1-2:0.5-1.2 formalin concentration is 20-26wt%.
CN201810784060.5A 2018-07-17 2018-07-17 A kind of stretch-proof polyamide automobile interior decoration Withdrawn CN109135264A (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090326128A1 (en) * 2007-05-08 2009-12-31 Javier Macossay-Torres Fibers and methods relating thereto
CN103059556A (en) * 2011-10-19 2013-04-24 合肥杰事杰新材料股份有限公司 Polyamide composition and preparation method thereof
CN107698973A (en) * 2017-09-14 2018-02-16 芜湖林电子科技有限公司 A kind of heat-resisting 3D printing material of automobile high-strength

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090326128A1 (en) * 2007-05-08 2009-12-31 Javier Macossay-Torres Fibers and methods relating thereto
CN103059556A (en) * 2011-10-19 2013-04-24 合肥杰事杰新材料股份有限公司 Polyamide composition and preparation method thereof
CN107698973A (en) * 2017-09-14 2018-02-16 芜湖林电子科技有限公司 A kind of heat-resisting 3D printing material of automobile high-strength

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