CN103254393B - Combined material for polyurethane foam wheel and preparation method thereof - Google Patents
Combined material for polyurethane foam wheel and preparation method thereof Download PDFInfo
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- CN103254393B CN103254393B CN201310199693.7A CN201310199693A CN103254393B CN 103254393 B CN103254393 B CN 103254393B CN 201310199693 A CN201310199693 A CN 201310199693A CN 103254393 B CN103254393 B CN 103254393B
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Abstract
The invention discloses a combined material for a polyurethane foam wheel and a preparation method thereof. The combined material is prepared from the following components: 100 parts of prepolymer prepared from polyether polyol with functionality degree of 2-5, polyoxyethylene chain segment of 5-25 percent and molecular weight of 1000-6000 and BASF T-80 according to the ratio of 40-70:20-40, 1-10 parts of chain extender MOCA, 0.5-2 parts of catalyst A33 and T9 and 3-8 parts of foaming agent deionized water. The method for preparing the prepolymer comprises the following steps: adding 40-70g of polyether polyol into a 500mL four-port bottle, heating to the temperature of 47-53 DEG C, keeping the temperature for 10-20 minutes, and dripping the prepared 20-40g of T-80 into the polyether polyol; and after the T80 is added, heating while controlling the temperature to control the reaction speed, keeping the temperature for 2-3 hours when the temperature is gradually raised to the temperature of 77-83 DEG C, and cooling and discharging to obtain a raw material prepolymer for a foam elastomer with the cyanamide value NCO content of 5-18 percent. The combined material is simple and feasible in preparation and is easy in industrial production, and the foam wheel produced by the material has unique advantages in aspects such as weight, wear resistance, corrosion resistance, bending rate and elasticity.
Description
Technical field
The invention belongs to chemical field, relate to a kind of polyether(poly)urethane foaming wheel premixed systems and preparation method thereof.
Background technology
PU foaming wheel is the tire of a new generation, environmental protection, energy-conservation, safe, efficient.Its feature is: nontoxic, tasteless, do not need that heating, production technique are simple, constant product quality, easily grasps; The tire weight that it is produced is 1/2 of rubber tyre; Wear resistance is 6 times of rubber tyre; Bending rate is 5 times of rubber tyre; Can original elasticity be kept when-50 DEG C, acid and alkali-resistance, anticorrosive be 3.5 times of rubber tyre; Elasticity is higher than 3 times of rubber tyre; Hardness, density, the specification various tire customized that can need according to user.
A new generation PU foaming wheel is current light and the most practical global non-inflatable safety tread, and has overcome airtyred various shortcoming.It is current airtyred upgraded product on the market, can be described as one-time-consumption and excellent without what look back, guarantee safety, very confident quality effect to add the lasting usage period for you provide, can be rated as the high-tech environmentfriendly products of putting things right once and for all, the selection of astute user's wisdom especially.
Summary of the invention
Technical problem to be solved by this invention is to provide premixed systems of a kind of polyurethane foam wheel and preparation method thereof.
Test the raw material used as follows:
What Zibo moral letter was federal is 2-5 functionality, and polyoxyethylene segment 5-25%, molecular weight are the polyether glycol of 1000-6000; The T-80 of BASF; Suzhou diamine chain stretching agent MOCA; U.S. GE catalyst A 33, T9; Whipping agent deionized water.
A kind of polyurethane foam wheel premixed systems, be made up of following component:
By the raw material performed polymer 100 parts that 2-5 functionality, polyoxyethylene segment 5-25%, molecular weight are the foam elastomer that the polyether glycol of 1000-6000 and the T-80 of BASF make according to the ratio of 40-70:20-40;
Suzhou diamine chain stretching agent MOCA 1-10 part;
U.S. GE catalyst A 33, T9 0.5-2 part;
Whipping agent deionized water 3-8 part.
The making method of the raw material performed polymer of described foam elastomer is as follows: in the four-hole bottle of 500mL, add 40-70g polyether glycol, be warmed up to 47-53 DEG C of constant 10-20 minute, ready 20-40g T-80 is added drop-wise in polyether glycol, the control temperature that heats up after adding T80 reaction is not too fast, after temperature rises to 77-83 DEG C gradually, be incubated 2-3 hour, namely cooling blowing obtains the raw material performed polymer that cyanamide value NCO content is 5-18% foam elastomer.
Preparation is simple for present composition material, production of easily magnifying; The tire weight utilizing present composition material to produce is 1/2 of rubber tyre; Wear resistance is 6 times of rubber tyre; Bending rate is 5 times of rubber tyre; Can original elasticity be kept when-50 DEG C, acid and alkali-resistance, anticorrosive be 3.5 times of rubber tyre; Elasticity is higher than 3 times of rubber tyre.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described.
Embodiment 1
Preparation NCO content is the polyurethane foam wheel premixed systems performed polymer of 11%
In the four-hole bottle of 500mL, add the polyether glycol of 70g functionality 2-5, polyoxyethylene segment 5-25%, molecular weight 1000-6000, be warmed up to 50 DEG C constant 10 minutes, ready 22g T-80 is added drop-wise in polyether glycol.The control temperature that heats up after adding T-80 reaction is not too fast, after temperature rises to 80 DEG C gradually, be incubated 2 hours.Cooling blowing is the raw material performed polymer of foam elastomer.
Above-mentioned raw materials performed polymer is used for the preparation of foaming wheel, each raw material dosage is respectively: performed polymer: 100g, MOCA:10g, A33:1.2g, T9:0.5g, deionized water: 6.5g, conveniently means carry out the preparation of foaming wheel, the foaming wheel obtained after tested, its weight is only the half of same specification rubber tire, wear resistance is 6 times of rubber tyre, and bending rate is 5 times of rubber tyre; Can original elasticity be kept when-50 DEG C, acid and alkali-resistance, anticorrosive be 3.5 times of rubber tyre; Elasticity is higher than 3 times of rubber tyre.
Embodiment 2
Preparation NCO content is the polyurethane foam wheel premixed systems performed polymer of 15%
In the four-hole bottle of 500mL, add the polyether glycol of 60g functionality 2-5, polyoxyethylene segment 5-25%, molecular weight 1000-6000, be warmed up to 47 DEG C constant 15 minutes, ready 32g T-80 is added drop-wise in polyether glycol.The control temperature that heats up after adding T-80 reaction is not too fast, after temperature rises to 78 DEG C gradually, be incubated 2 hours.Cooling blowing is the raw material performed polymer of foam elastomer.
Above-mentioned raw materials performed polymer is used for the preparation of foaming wheel, each raw material dosage is respectively: performed polymer: 100g, MOCA:8g, A33:1.3g, T9:0.3g, deionized water: 7g, conveniently means carry out the preparation of foaming wheel, the foaming wheel obtained after tested, its weight is only the half of same specification rubber tire, wear resistance is 6 times of rubber tyre, and bending rate is 5 times of rubber tyre; Can original elasticity be kept when-50 DEG C, acid and alkali-resistance, anticorrosive be 3.5 times of rubber tyre; Elasticity is higher than 3 times of rubber tyre.
Embodiment 3
Preparation NCO content is the polyurethane foam wheel premixed systems performed polymer of 6%
In the four-hole bottle of 500mL, add the polyether glycol of 40g functionality 2-5, polyoxyethylene segment 5-25%, molecular weight 1000-6000, be warmed up to 52 DEG C constant 10 minutes, ready 39g T-80 is added drop-wise in polyether glycol.The control temperature that heats up after adding T-80 reaction is not too fast, after temperature rises to 82 DEG C gradually, be incubated 3 hours.Cooling blowing is the raw material performed polymer of foam elastomer.
Above-mentioned raw materials performed polymer is used for the preparation of foaming wheel, each raw material dosage is respectively: performed polymer: 100g, MOCA:3g, A33:0.4g, T9:0.2g, deionized water: 4g, conveniently means carry out the preparation of foaming wheel, the foaming wheel obtained after tested, its weight is only the half of same specification rubber tire, wear resistance is 6 times of rubber tyre, and bending rate is 5 times of rubber tyre; Can original elasticity be kept when-50 DEG C, acid and alkali-resistance, anticorrosive be 3.5 times of rubber tyre; Elasticity is higher than 3 times of rubber tyre.
Embodiment 4
Preparation NCO content is the polyurethane foam wheel premixed systems performed polymer of 8%
In the four-hole bottle of 500mL, add the polyether glycol of 50g functionality 2-5, polyoxyethylene segment 5-25%, molecular weight 1000-6000, be warmed up to 49 DEG C constant 20 minutes, ready 27g T-80 is added drop-wise in polyether glycol.The control temperature that heats up after adding T-80 reaction is not too fast, after temperature rises to 81 DEG C gradually, be incubated 2.5 hours.Cooling blowing is the raw material performed polymer of foam elastomer.
Above-mentioned raw materials performed polymer is used for the preparation of foaming wheel, each raw material dosage is respectively: performed polymer: 100g, MOCA:5g, A33:0.9g, T9:0.4g, deionized water: 5g, conveniently means carry out the preparation of foaming wheel, the foaming wheel obtained after tested, its weight is only the half of same specification rubber tire, wear resistance is 6 times of rubber tyre, and bending rate is 5 times of rubber tyre; Can original elasticity be kept when-50 DEG C, acid and alkali-resistance, anticorrosive be 3.5 times of rubber tyre; Elasticity is higher than 3 times of rubber tyre.
Claims (2)
1. a polyurethane foam wheel premixed systems, is characterized in that, is made up of following component:
By the raw material performed polymer 100 parts that 2-5 functionality, polyoxyethylene segment 5-25%, molecular weight are the foam elastomer that the polyether glycol of 1000-6000 and the T-80 of BASF make according to the ratio of 40-70:20-40;
Suzhou diamine chain stretching agent MOCA 1-10 part;
U.S. GE catalyst A 33, T9 0.5-2 part;
Whipping agent deionized water 3-8 part.
2. the preparation method of polyurethane foam wheel premixed systems according to claim 1, it is characterized in that, the making method of the raw material performed polymer of described foam elastomer is as follows: in the four-hole bottle of 500mL, add 40-70g polyether glycol, be warmed up to 47-53 DEG C of constant 10-20 minute, ready 20-40g T-80 is added drop-wise in polyether glycol, the control temperature that heats up after adding T80 reaction is not too fast, after temperature rises to 77-83 DEG C gradually, be incubated 2-3 hour, namely cooling blowing obtains the raw material performed polymer that cyanamide value NCO content is 5-18% foam elastomer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310199693.7A CN103254393B (en) | 2013-05-24 | 2013-05-24 | Combined material for polyurethane foam wheel and preparation method thereof |
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| CN201310199693.7A CN103254393B (en) | 2013-05-24 | 2013-05-24 | Combined material for polyurethane foam wheel and preparation method thereof |
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| CN103254393A CN103254393A (en) | 2013-08-21 |
| CN103254393B true CN103254393B (en) | 2015-04-15 |
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| CN106832198A (en) * | 2017-02-08 | 2017-06-13 | 滁州市玉林聚氨酯有限公司 | A kind of preparation method of freezer antiskid polyurethane solid tyre |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353407A (en) * | 2008-08-08 | 2009-01-28 | 山东东大一诺威聚氨酯有限公司 | Preparation of methyl diphenylene diisocyanate type urethane elastomer |
| CN102627749A (en) * | 2009-12-10 | 2012-08-08 | 付玉东 | Preparation method of polyurethane elastomer containing two kinds of special micropores |
| CN103030781A (en) * | 2011-09-29 | 2013-04-10 | 拜耳材料科技(中国)有限公司 | Microcellular polyurethane elastomer, its preparation method and application |
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- 2013-05-24 CN CN201310199693.7A patent/CN103254393B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101353407A (en) * | 2008-08-08 | 2009-01-28 | 山东东大一诺威聚氨酯有限公司 | Preparation of methyl diphenylene diisocyanate type urethane elastomer |
| CN102627749A (en) * | 2009-12-10 | 2012-08-08 | 付玉东 | Preparation method of polyurethane elastomer containing two kinds of special micropores |
| CN103030781A (en) * | 2011-09-29 | 2013-04-10 | 拜耳材料科技(中国)有限公司 | Microcellular polyurethane elastomer, its preparation method and application |
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Effective date of registration: 20160729 Address after: Road and the intersection of South high tech Zone and bonded logistics park in Shandong city of Zibo province treasure 255086 Patentee after: ZIBO ZHENGDA POLYURETHANE Co.,Ltd. Address before: 256410 Huantai, Shandong Province town of fruit in the town of Petrochemical Road Patentee before: ZIBO DEXIN LIANBANG CHEMICAL INDUSTRY Co.,Ltd. |
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Effective date of registration: 20230407 Address after: No. 3, Shihua North Road, Guoli Town, Huantai County, Zibo City, Shandong Province, 256400 Patentee after: ZIBO DEXIN LIANBANG CHEMICAL INDUSTRY Co.,Ltd. Address before: 255086 South of Baoshan Road and Heji Road Intersection, Bonded Logistics Park, High-tech Zone, Zibo City, Shandong Province Patentee before: ZIBO ZHENGDA POLYURETHANE Co.,Ltd. |
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