CN104292869A - Filling material for refrigerator plastic housing and preparation method of filling material - Google Patents
Filling material for refrigerator plastic housing and preparation method of filling material Download PDFInfo
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- CN104292869A CN104292869A CN201410603365.3A CN201410603365A CN104292869A CN 104292869 A CN104292869 A CN 104292869A CN 201410603365 A CN201410603365 A CN 201410603365A CN 104292869 A CN104292869 A CN 104292869A
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Abstract
The invention relates to a filling material for a refrigerator plastic housing. The filling material is prepared from the following raw materials in parts by weight: 0.2-0.3 part of camphorquinone, 0.5-0.8 part of dimethyl fumarate, 0.5-0.8 part of polyester polyatomic alcohol, 0.6-0.9 part of isocyanate, 3-5 parts of carbon nanometer microspheres, 0.7-1.3 parts of palygorskite clay, 7-9 parts of ceramic hollow microspheres, 1-2 parts of calcium sulfate whisker, 1.5-1.8 parts of silicone, 20-30 parts of modified wood meal, 180-200 parts of light calcium carbonate and 60-80 parts of water. According to the invention, the ceramic hollow microspheres and the carbon nanometer microspheres are added in the filling material, so as to improve the heat preservation of the refrigerator housing; the calcium sulfate whisker is added to improve the intensity and the tenacity of the housing; the calcium carbonate is modified to improve the reinforcement performance of the calcium carbonate; the modified wood meal is matched, and is good in compatibility with plastic, so as to improve the thermal insulation performance, the shock resistance and the insulating property of the housing.
Description
Technical field
The invention belongs to pearl filler field, particularly a kind of refrigerator plastic shell filler and preparation method thereof.
Background technology
My shell of refrigerator adopts plastic production mostly, also needs high heat-insulating property and insulating property while requiring to have good intensity, weather resistance.
Need to use filler when making outcase of refrigerator, the pearl filler that current is often, but the wetting ability of calcium carbonate is strong, need to improve its surface property, to increase the consistency of itself and plastics, increase reinforcing property, current modified calcium carbonate performance is good not enough; Also have single pearl filler can not meet the requirement of improvement in performance.
Wood powder can improve the toughness of plastics, insulation, the performance such as painted through modification while reducing costs.
Summary of the invention
The object of the present invention is to provide a kind of refrigerator plastic shell filler and preparation method thereof, this filler adds the heat retaining property of outcase of refrigerator, adds intensity and the toughness of shell, adds the heat-insulating property of shell, impact resistance, insulativity and tinctorial property.
Technical scheme of the present invention is as follows:
A kind of refrigerator plastic shell filler, is characterized in that being made up of the raw material of following weight part: camphorquinone 0.2-0.3, dimethyl fumarate 0.5-0.8, polyester polyvalent alcohol 0.5-0.8, isocyanic ester 0.6-0.9, carbon nanometer micro ball 3-5, palygorskite clay 0.7-1.3, ceramic hollow microballon 7-9, calcium sulfate crystal whiskers 1-2, silicone 1.5-1.8, modified wood powder 20-30, light calcium carbonate 180-200, water 60-80;
Described modified wood powder is made up of the raw material of following weight part: wood powder 2-3,30% sodium hydroxide solution 20-30,30% ethanolic soln 20-30, nano titanium oxide 0.2-0.3, nano far infrared ceramic powder 0.2-0.3, polyoxyethylene glycol 0.1-0.2, Timbercote 2000 0.1-0.2, water are appropriate; Preparation method is: added by wood powder in 30% sodium hydroxide solution and soak 7-8 hour, suction filtration, dry, then adds in 30% ethanolic soln and soak 7-8 hour, and washing, to neutral, is dried to over dry; Nano titanium oxide, nano far infrared ceramic powder, Timbercote 2000, polyoxyethylene glycol are added in the water of 4-5 times of weight, stirs and add over dry wood powder again, stir, add in kneader again and mediate 20-30 minute, take out, dry, be ground into 40-100 order particle, obtain final product.
The preparation method of described refrigerator plastic shell filler, is characterized in that comprising the following steps:
(1) modified wood powder, palygorskite clay are added to the water, the quinone that camphorates while stirring, dimethyl fumarate, polyester polyvalent alcohol, stir, and ultrasonic vibration 8-10 minute obtains wood powder slurry;
(2) send in high-speed mixer by light calcium carbonate, add (1) the wood powder slurry obtained, mixing 15-20 minute, is warming up to 60-65 DEG C, adds carbon nanometer micro ball, ceramic hollow microballon, calcium sulfate crystal whiskers, and mixing 20-30 minute, obtains mixture;
(3) other remaining components mixed, add in the mixture that (2) step obtains, mixing 20-30 minute, is heated to 70-80 DEG C, and mixing 30-40 minute, vacuum-drying, is ground into 40-100 object particle, obtains final product.
Beneficial effect of the present invention
Filler of the present invention with the addition of ceramic hollow microballon, carbon nanometer micro ball, adds the heat retaining property of outcase of refrigerator; By adding calcium sulfate crystal whiskers, add intensity and the toughness of shell; By carrying out modification to calcium carbonate, add the reinforcing of calcium carbonate; With the use of modified wood powder, good with the consistency of plastics, add the heat-insulating property of shell, impact resistance insulating property.
Embodiment
A kind of refrigerator plastic shell filler, is made up of the raw material of following weight part (kilogram): camphorquinone 0.2, dimethyl fumarate 0.6, polyester polyvalent alcohol 0.7, isocyanic ester 0.7, carbon nanometer micro ball 4, palygorskite clay 1, ceramic hollow microballon 8, calcium sulfate crystal whiskers 1.5, silicone 1.6, modified wood powder 25, light calcium carbonate 190, water 70;
The preparation method of described refrigerator plastic shell filler, comprises the following steps:
(1) modified wood powder, palygorskite clay are added to the water, the quinone that camphorates while stirring, dimethyl fumarate, polyester polyvalent alcohol, stir, and ultrasonic vibration 9 minutes, obtains wood powder slurry;
(2) light calcium carbonate is sent in high-speed mixer, add (1) the wood powder slurry obtained, mix 18 minutes, be warming up to 63 DEG C, add carbon nanometer micro ball, ceramic hollow microballon, calcium sulfate crystal whiskers, mix 25 minutes, obtain mixture;
(3) other remaining components are mixed, add in the mixture that (2) step obtains, mix 25 minutes, be heated to 75 DEG C, mix 35 minutes, vacuum-drying, be ground into 40-100 object particle, obtain final product.
Experimental data:
The oil-absorption(number) of the present embodiment filler is 33mL/100g, is 96 ° with the contact angle of water.Be used for producing hard polystyrene test piece by this filler, addition is 15%, and the performance test results is: yield strength 61.43Mpa, and breaking tenacity is 45.88Mpa, elongation at break 100%, Young's modulus 2656.43Mpa.
Claims (2)
1. a refrigerator plastic shell filler, is characterized in that being made up of the raw material of following weight part: camphorquinone 0.2-0.3, dimethyl fumarate 0.5-0.8, polyester polyvalent alcohol 0.5-0.8, isocyanic ester 0.6-0.9, carbon nanometer micro ball 3-5, palygorskite clay 0.7-1.3, ceramic hollow microballon 7-9, calcium sulfate crystal whiskers 1-2, silicone 1.5-1.8, modified wood powder 20-30, light calcium carbonate 180-200, water 60-80;
Described modified wood powder is made up of the raw material of following weight part: wood powder 2-3,30% sodium hydroxide solution 20-30,30% ethanolic soln 20-30, nano titanium oxide 0.2-0.3, nano far infrared ceramic powder 0.2-0.3, polyoxyethylene glycol 0.1-0.2, Timbercote 2000 0.1-0.2, water are appropriate; Preparation method is: added by wood powder in 30% sodium hydroxide solution and soak 7-8 hour, suction filtration, dry, then adds in 30% ethanolic soln and soak 7-8 hour, and washing, to neutral, is dried to over dry; Nano titanium oxide, nano far infrared ceramic powder, Timbercote 2000, polyoxyethylene glycol are added in the water of 4-5 times of weight, stirs and add over dry wood powder again, stir, add in kneader again and mediate 20-30 minute, take out, dry, be ground into 40-100 order particle, obtain final product.
2. the preparation method of refrigerator plastic shell filler according to claim 1, is characterized in that comprising the following steps:
(1) modified wood powder, palygorskite clay are added to the water, the quinone that camphorates while stirring, dimethyl fumarate, polyester polyvalent alcohol, stir, and ultrasonic vibration 8-10 minute obtains wood powder slurry;
(2) send in high-speed mixer by light calcium carbonate, add (1) the wood powder slurry obtained, mixing 15-20 minute, is warming up to 60-65 DEG C, adds carbon nanometer micro ball, ceramic hollow microballon, calcium sulfate crystal whiskers, and mixing 20-30 minute, obtains mixture;
(3) other remaining components mixed, add in the mixture that (2) step obtains, mixing 20-30 minute, is heated to 70-80 DEG C, and mixing 30-40 minute, vacuum-drying, is ground into 40-100 object particle, obtains final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410603365.3A CN104292869A (en) | 2014-10-31 | 2014-10-31 | Filling material for refrigerator plastic housing and preparation method of filling material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410603365.3A CN104292869A (en) | 2014-10-31 | 2014-10-31 | Filling material for refrigerator plastic housing and preparation method of filling material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104292869A true CN104292869A (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410603365.3A Pending CN104292869A (en) | 2014-10-31 | 2014-10-31 | Filling material for refrigerator plastic housing and preparation method of filling material |
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| CN (1) | CN104292869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408190A (en) * | 2019-07-30 | 2019-11-05 | 湖北大学 | Preparation method, product and the purposes of ultraviolet resistance radiation carbon ball modified polyurethane |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101985506A (en) * | 2010-11-22 | 2011-03-16 | 广州市波斯塑胶颜料有限公司 | White master batch for high impact polystyrene (HIPS) and preparation method thereof |
| CN102234401A (en) * | 2011-04-19 | 2011-11-09 | 刘立文 | Calcium sulfate whisker modified polystyrene composite material, and preparation method thereof. |
-
2014
- 2014-10-31 CN CN201410603365.3A patent/CN104292869A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101985506A (en) * | 2010-11-22 | 2011-03-16 | 广州市波斯塑胶颜料有限公司 | White master batch for high impact polystyrene (HIPS) and preparation method thereof |
| CN102234401A (en) * | 2011-04-19 | 2011-11-09 | 刘立文 | Calcium sulfate whisker modified polystyrene composite material, and preparation method thereof. |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110408190A (en) * | 2019-07-30 | 2019-11-05 | 湖北大学 | Preparation method, product and the purposes of ultraviolet resistance radiation carbon ball modified polyurethane |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150121 |