CN105131242A - Non-sweat-absorbing sheath material of protective layer of steering wheel and preparation method for sheath material - Google Patents
Non-sweat-absorbing sheath material of protective layer of steering wheel and preparation method for sheath material Download PDFInfo
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Abstract
The invention discloses a non-sweat-absorbing sheath material of a protective layer of a steering wheel. The sheath material is prepared from the following raw materials in parts by weight: 0.4-1 part of guanidine sulfamate, 10-13 parts of epoxy butyl oleate, 10-13 parts of graphene oxide, 20-30 parts of hydrazine hydrate, 170-180 parts of poly(epsilon-caprolactone)-diol, 5-6 parts of octamethylcyclotetrasiloxane, 2.5-3 parts of trifluoropropyl methyl cyclotrisiloxane, 0.8-1 part of tetramethyldisiloxane, 0.1-0.15 part of 95-98% sulfuric acid, 120-130 parts of toluene diisocynate, 10-14 parts of butyl acetate, 0.2-0.3 part of chloridized 1-allyl-3-methylimidazole, 5-7 parts of fibrolite powder, 1-2 parts of dimethylethanolamine, 0.7-1 part of coco fatty acid diethanol amide, 2-3 parts of zinc methacrylate and 1-2 parts of calcium chloride. The sheath material of the steering wheel disclosed by the invention has good water resistance, does not absorb sweat, and prevents sweat from dipping the surface of the steering wheel for a long time in summer during driving to affect the driving safety caused by over-smooth.
Description
Technical field
The present invention relates to bearing circle protective layer sheath material technical field, particularly relate to one not absorbing sweat bearing circle protective layer sheath material and preparation method thereof.
Background technology
Bearing circle, as one of safety component most important on automobile, is the key guaranteeing that automobile travels along correct line.Except needs have some strength, hardness, and can bear outside certain twisting resistance and stress in bending, also need that there is certain snappiness.So not only aesthetic appeal, can also make officer feel comfortably cool, and the more important thing is can play shock absorption when running into the emergency episodes such as collision, guarantees the safety of officer;
Bearing circle coating layer adopts phenoplast mold pressing manufacture the earliest, adopts HDPE and MODIFIED PP injection molded afterwards, and what use was maximum at present is that PU expects RIM manufacturing process.These conventional plastics mainly contain following characteristics: proportion is little, be generally 1/4 of iron and steel, 1/2 of aluminium, be about the 1/8-1/5 of most of non-ferrous metal, be conducive to loss of weight, energy-conservation, specific tenacity and thermotolerance high, chemical stability is good, electrical insulating property, good mechanical performance, in wide temperature range, there is excellent shock resistance, antifatigue and antifriction, wear-resisting and self-lubricating property, be easy to be shaped and there is excellent dimensional stability; Wherein urethane be on current bearing circle with the most a kind of plastics.Polyurethane steering wheel integrates decoration and function, is characterized in hand feel and drape, can absorbs the collision energy of driver head and chest, improves security, and wear-resisting, not easy to crack, long service life.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides one not absorbing sweat bearing circle protective layer sheath material and preparation method thereof.
The present invention is achieved by the following technical solutions:
One is absorbing sweat bearing circle protective layer sheath material not, and it is made up of the raw material of following weight parts:
Guanidine Sulfamate 99 0.4-1, epoxyoleic acid butyl ester 10-13, graphene oxide 10-13, hydrazine hydrate 20-30, poly-epsilon-caprolactone glycol 170-180, octamethylcyclotetrasiloxane 5-6, trifluoro propyl methyl cyclotrisiloxane 2.5-3, tetramethyl disiloxane 0.8-1, the sulfuric acid 0.1-0.15 of 95-98%, tolylene diisocyanate 120-130, butylacetate 10-14, chlorination 1-allyl group-3-Methylimidazole 0.2-0.3, fibrolite powder 5-7, dimethylethanolamine 1-2, lauric acid amide of ethanol 0.7-1, zinc methacrylate 2-3, calcium chloride 1-2.
A preparation method for described not absorbing sweat bearing circle protective layer sheath material, comprises the following steps:
(1) joined by above-mentioned chlorination 1-allyl group-3-Methylimidazole in 5-6 DMF doubly, stirring and dissolving, obtains lysate;
(2) above-mentioned fibrolite powder is joined in the sodium hydroxide solution of 10-15mol/l soak 1-2 hour, filter discharging, wash 3-4 time, mix with calcium chloride, oven dry abrasive dust;
(3) above-mentioned dimethylethanolamine is joined in the ethanolic soln of 6-10 times of 30-35%, stir, add zinc methacrylate, raised temperature is 70-80 DEG C, adds the powder that above-mentioned steps (2) obtains, insulated and stirred 40-50 minute, cooling, suction filtration, by filter cake successively with dehydrated alcohol, be washed to neutrality, vacuum-drying, obtains modification stone flour;
(4) above-mentioned graphene oxide is joined in 100-120 times of deionized water, ultrasonic disperse 3-5 minute, adjustment PH is 10-12, adds above-mentioned lysate, is uniformly mixed 20-30 minute, add hydrazine hydrate, at 76-80 DEG C, react 20-24 hour, product is used deionized water, acetone respectively, washing is to neutral successively, vacuum-drying, obtains modified graphene;
(5) by above-mentioned octamethylcyclotetrasiloxane, tetramethyl disiloxane mixing, 20-30 minute is stirred at 30-40 DEG C, add the vitriol oil of 95-98%, raised temperature is 50-60 DEG C, drips trifluoro propyl methyl cyclotrisiloxane, stirring reaction 4-5 hour, be cooled to normal temperature, adjustment PH is 6-7, filters, obtains fluorinated polysiloxane;
(6) above-mentioned lauric acid amide of ethanol is joined in 16-20 times of water, stir, add epoxyoleic acid butyl ester, insulated and stirred 3-5 minute at 60-70 DEG C, adds above-mentioned Guanidine Sulfamate 99, and raised temperature is 80-90 DEG C, insulated and stirred 2-3 minute, cooling, obtains ester emulsion;
(7) by above-mentioned modified graphene, the mixing of modification stone flour, join in ester emulsion, 100-200 rev/min is stirred 10-20 minute, obtains modified emulsion;
(8) by above-mentioned poly-epsilon-caprolactone glycol, fluorinated polysiloxane mixing, stir, add butylacetate, insulated and stirred 20-30 minute at 60-65 DEG C, add tolylene diisocyanate, add above-mentioned modified emulsion under agitation condition, pass into nitrogen reaction 3-4 hour at 80-85 DEG C, add each raw material of residue, stir, suction filtration, vacuum-drying, obtains described sheath material.
Advantage of the present invention is:
The present invention's Graphene of chlorination 1-allyl group-3-Methylimidazole modification, the interaction of π-π and positively charged ion-π can be produced and can not reunite, Graphene can be made to have good redispersibility, produce stronger interaction between energy and urethane resin, thus improve the tensile strength of matrix material; And adding of fluorinated polysiloxane segment can make soft, hard section produce microphase-separated, makes molecular chain arrange regular, thus the breaking tenacity of matrix material increases, and snappiness is good;
Modified graphene of the present invention has the specific surface area of superelevation, be dispersed in urethane resin and can produce larger contact surface, make can obtain larger interaction force between modified graphene and polyurethane molecular chain, in nanoscale twins in modified graphene, the existence of imino-may interact with the carbonyl in polyurethane molecular chain and form hydrogen bond, also can suppress the mutual motion between polyurethane molecular segment to a certain extent, thus improve the high-temperature capability of matrix material;
The nanoscale twins of modified graphene of the present invention has the laminate structure being similar to clay, effectively can hinder the escape of the infiltration of oxygen and unstable volatile gases, therefore can improve the stability of material;
Fluorinated polysiloxane segment of the present invention has extremely strong hydrophobicity, introduces hydrophobic fluorinated polysiloxane segment in the molecule of urethane, makes the surface of matrix material have good water resisting property.
Protecting casing of steering wheel material of the present invention has good water resisting property, not absorbing sweat, avoids driving sweat dipping surface of steering wheel for a long time in summer, causes excessively satiny, affect traffic safety.
Embodiment
One is absorbing sweat bearing circle protective layer sheath material not, and it is made up of the raw material of following weight parts:
Sulfuric acid 0.1, tolylene diisocyanate 120, butylacetate 10, chlorination 1 allyl methyl imidazoles 0.2, fibrolite powder 5, dimethylethanolamine 1, lauric acid amide of ethanol 0.7, zinc methacrylate 2, the calcium chloride 1 of esterdiol 170, octamethylcyclotetrasiloxane 5, trifluoro propyl methyl cyclotrisiloxane 2.5, tetramethyl disiloxane 0.8,95% in Guanidine Sulfamate 99 0.4, epoxyoleic acid butyl ester 10, graphene oxide 10, hydrazine hydrate 20, poly epsilon caprolactone.
A preparation method for described not absorbing sweat bearing circle protective layer sheath material, comprises the following steps:
(1) join in the DMF of 5 times by above-mentioned chlorination 1 allyl methyl imidazoles, stirring and dissolving, obtains lysate;
(2) above-mentioned fibrolite powder is joined in the sodium hydroxide solution of 10mol/l and soak 1 hour, filter discharging, wash 3 times, mix with calcium chloride, dry abrasive dust;
(3) above-mentioned dimethylethanolamine is joined in the ethanolic soln of 6 times 30%, stir, add zinc methacrylate, raised temperature is 70 DEG C, adds the powder that above-mentioned steps (2) obtains, insulated and stirred 40 minutes, cooling, suction filtration, by filter cake successively with dehydrated alcohol, be washed to neutrality, vacuum-drying, obtains modification stone flour;
(4) above-mentioned graphene oxide is joined in 100 times of deionized waters, ultrasonic disperse 3 minutes, regulate PH to be 10, add above-mentioned lysate, be uniformly mixed 20 minutes, add hydrazine hydrate, react 20 hours at 76 DEG C, product is used deionized water, acetone respectively, washing is to neutral successively, vacuum-drying, obtains modified graphene;
(5) by above-mentioned octamethylcyclotetrasiloxane, tetramethyl disiloxane mixing, stir 20 minutes at 30 DEG C, add the vitriol oil of 95%, raised temperature is 50 DEG C, drips trifluoro propyl methyl cyclotrisiloxane, stirring reaction 4 hours, be cooled to normal temperature, regulate PH to be 6, filter, obtain fluorinated polysiloxane;
(6) joined in 16 times of water by above-mentioned lauric acid amide of ethanol, stir, add epoxyoleic acid butyl ester, at 60 DEG C, insulated and stirred 3 minutes, adds above-mentioned Guanidine Sulfamate 99, and raised temperature is 80 DEG C, insulated and stirred 2 minutes, and cooling, obtains ester emulsion;
(7) by above-mentioned modified graphene, the mixing of modification stone flour, join in ester emulsion, 100 revs/min are stirred 10 minutes, obtain modified emulsion;
(8) by esterdiol, fluorinated polysiloxane mixing in above-mentioned poly epsilon caprolactone, stir, add butylacetate, insulated and stirred 20 minutes at 60 DEG C, add tolylene diisocyanate, add above-mentioned modified emulsion under agitation condition, pass into nitrogen at 80 DEG C and react 3 hours, add each raw material of residue, stir, suction filtration, vacuum-drying, obtains described sheath material.
Performance test:
Tensile strength 36.4Mpa;
Elongation at break 203.9%.
Claims (2)
1. a not absorbing sweat bearing circle protective layer sheath material, it is characterized in that, it is made up of the raw material of following weight parts:
Guanidine Sulfamate 99 0.4-1, epoxyoleic acid butyl ester 10-13, graphene oxide 10-13, hydrazine hydrate 20-30, poly-epsilon-caprolactone glycol 170-180, octamethylcyclotetrasiloxane 5-6, trifluoro propyl methyl cyclotrisiloxane 2.5-3, tetramethyl disiloxane 0.8-1, the sulfuric acid 0.1-0.15 of 95-98%, tolylene diisocyanate 120-130, butylacetate 10-14, chlorination 1-allyl group-3-Methylimidazole 0.2-0.3, fibrolite powder 5-7, dimethylethanolamine 1-2, lauric acid amide of ethanol 0.7-1, zinc methacrylate 2-3, calcium chloride 1-2.
2. a preparation method for not absorbing sweat bearing circle protective layer sheath material as claimed in claim 1, is characterized in that comprising the following steps:
(1) joined by above-mentioned chlorination 1-allyl group-3-Methylimidazole in 5-6 DMF doubly, stirring and dissolving, obtains lysate;
(2) above-mentioned fibrolite powder is joined in the sodium hydroxide solution of 10-15mol/l soak 1-2 hour, filter discharging, wash 3-4 time, mix with calcium chloride, oven dry abrasive dust;
(3) above-mentioned dimethylethanolamine is joined in the ethanolic soln of 6-10 times of 30-35%, stir, add zinc methacrylate, raised temperature is 70-80 DEG C, adds the powder that above-mentioned steps (2) obtains, insulated and stirred 40-50 minute, cooling, suction filtration, by filter cake successively with dehydrated alcohol, be washed to neutrality, vacuum-drying, obtains modification stone flour;
(4) above-mentioned graphene oxide is joined in 100-120 times of deionized water, ultrasonic disperse 3-5 minute, adjustment PH is 10-12, adds above-mentioned lysate, is uniformly mixed 20-30 minute, add hydrazine hydrate, at 76-80 DEG C, react 20-24 hour, product is used deionized water, acetone respectively, washing is to neutral successively, vacuum-drying, obtains modified graphene;
(5) by above-mentioned octamethylcyclotetrasiloxane, tetramethyl disiloxane mixing, 20-30 minute is stirred at 30-40 DEG C, add the vitriol oil of 95-98%, raised temperature is 50-60 DEG C, drips trifluoro propyl methyl cyclotrisiloxane, stirring reaction 4-5 hour, be cooled to normal temperature, adjustment PH is 6-7, filters, obtains fluorinated polysiloxane;
(6) above-mentioned lauric acid amide of ethanol is joined in 16-20 times of water, stir, add epoxyoleic acid butyl ester, insulated and stirred 3-5 minute at 60-70 DEG C, adds above-mentioned Guanidine Sulfamate 99, and raised temperature is 80-90 DEG C, insulated and stirred 2-3 minute, cooling, obtains ester emulsion;
(7) by above-mentioned modified graphene, the mixing of modification stone flour, join in ester emulsion, 100-200 rev/min is stirred 10-20 minute, obtains modified emulsion;
(8) by above-mentioned poly-epsilon-caprolactone glycol, fluorinated polysiloxane mixing, stir, add butylacetate, insulated and stirred 20-30 minute at 60-65 DEG C, add tolylene diisocyanate, add above-mentioned modified emulsion under agitation condition, pass into nitrogen reaction 3-4 hour at 80-85 DEG C, add each raw material of residue, stir, suction filtration, vacuum-drying, obtains described sheath material.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105820550A (en) * | 2016-04-21 | 2016-08-03 | 安徽天堂唯高塑业科技有限公司 | Steering wheel protective layer fiber sheath material and preparation method thereof |
| CN105820549A (en) * | 2016-04-21 | 2016-08-03 | 安徽天堂唯高塑业科技有限公司 | Flexible steering wheel covering layer sheathing material and preparation method thereof |
| CN105837777A (en) * | 2016-04-21 | 2016-08-10 | 安徽天堂唯高塑业科技有限公司 | Steering wheel protective layer hard sheath material and preparation method thereof |
| CN105837782A (en) * | 2016-04-21 | 2016-08-10 | 安徽天堂唯高塑业科技有限公司 | Composite-filler-modified steering wheel protective layer sheath material and preparation method thereof |
| CN106189150A (en) * | 2016-07-26 | 2016-12-07 | 安徽紫金新材料科技股份有限公司 | A kind of high intensity silica-based graphene conductive material and preparation method thereof |
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| CN106243657A (en) * | 2016-07-26 | 2016-12-21 | 安徽紫金新材料科技股份有限公司 | A kind of chlorination modified graphene conductive material and preparation method thereof |
| CN106336649A (en) * | 2016-08-25 | 2017-01-18 | 安徽丰源车业有限公司 | Cross-linking steering wheel protection layer sheath material and preparation method thereof |
| CN116535022A (en) * | 2023-05-15 | 2023-08-04 | 江苏聚凯环保科技有限公司 | Anti-fouling membrane microporous aerator capable of preventing holes from being blocked and preparation method thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105820550A (en) * | 2016-04-21 | 2016-08-03 | 安徽天堂唯高塑业科技有限公司 | Steering wheel protective layer fiber sheath material and preparation method thereof |
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Application publication date: 20151209 |