CN106496494B - 一种低密度、低导热率的聚氨酯泡沫及其制备方法 - Google Patents
一种低密度、低导热率的聚氨酯泡沫及其制备方法 Download PDFInfo
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Abstract
Description
测试项目 | 单位 | 实施例1 | 实施例2 | 实施例3 | 对比例1 | 对比例2 |
纤维时间 | S | 38 | 41 | 40 | 48 | 48 |
自由发泡密度 | Kg/m<sup>3</sup> | 20.06 | 20.13 | 20.28 | 25.1 | 22.13 |
最小填充重量 | g | 430 | 436 | 442 | 540 | 482 |
超灌料 | % | 15 | 15 | 15 | 15 | 15 |
模塑芯密度 | Kg/m<sup>3</sup> | 27.07 | 27.64 | 27.89 | 34.50 | 30.56 |
模制密度 | Kg/m<sup>3</sup> | 29.79 | 30.40 | 30.62 | 37.80 | 33.86 |
填充因子 | / | 1.49 | 1.51 | 1.51 | 1.51 | 1.51 |
λ(10℃) | mW/m·K | 18.26 | 18.14 | 18.21 | 19.80 | 18.02 |
泡沫压缩强度 | KPa | 158 | 165 | 173 | 160 | 161 |
膨胀率,3min | % | 3.6 | 3.0 | 3.1 | 6.0 | 3.3 |
Claims (11)
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107501517A (zh) * | 2017-09-11 | 2017-12-22 | 合肥华凌股份有限公司 | 聚氨酯泡沫及其制备方法和用途 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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US11505670B2 (en) * | 2016-11-17 | 2022-11-22 | Covestro Llc | Polyurethane foams co-blown with a mixture of a hydrocarbon and a halogenated olefin |
CN107245137A (zh) * | 2017-04-14 | 2017-10-13 | 合肥华凌股份有限公司 | 冰箱用组合聚醚及其制备方法和用途 |
CN107177028B (zh) * | 2017-06-13 | 2020-08-04 | 合肥华凌股份有限公司 | 组合聚醚、聚氨酯泡沫及其制备方法和应用 |
CN107200827B (zh) * | 2017-07-24 | 2020-12-11 | 长虹美菱股份有限公司 | 一种用于冰箱门体翻转梁的发泡聚氨酯及其应用 |
CN108409956B (zh) * | 2018-03-02 | 2020-04-10 | 万华化学(宁波)容威聚氨酯有限公司 | 3,4-二氨基呋扎聚醚多元醇及制备方法和由其制备的聚氨酯硬泡及制备方法 |
CN110628073A (zh) * | 2019-08-15 | 2019-12-31 | 长虹美菱股份有限公司 | 一种聚氨酯硬泡配方及其制备方法 |
CN110885418A (zh) * | 2019-12-16 | 2020-03-17 | 山东一诺威新材料有限公司 | 联机管集热器用聚氨酯硬质泡沫及其制备方法 |
CN111647191B (zh) * | 2020-05-14 | 2022-11-08 | 万华化学(宁波)容威聚氨酯有限公司 | 一种低导发泡剂组合物,聚氨酯硬质泡沫及其制备方法 |
CN112430300B (zh) * | 2020-11-11 | 2022-10-04 | 上海东大聚氨酯有限公司 | 家电用聚氨酯原料组合物、聚氨酯泡沫及其制备方法 |
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CN102498237A (zh) * | 2009-09-09 | 2012-06-13 | 阿科玛股份有限公司 | 使用卤化烯烃发泡剂的改进的聚氨酯发泡工艺以及泡沫特性 |
CN104530361A (zh) * | 2014-12-25 | 2015-04-22 | 合肥华凌股份有限公司 | 组合物、硬质聚氨酯泡沫材料及制冷设备 |
CN104628978A (zh) * | 2014-07-10 | 2015-05-20 | 合肥华凌股份有限公司 | 组合物、硬质聚氨酯泡沫材料及制冷设备 |
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US9000061B2 (en) * | 2006-03-21 | 2015-04-07 | Honeywell International Inc. | Foams and articles made from foams containing 1-chloro-3,3,3-trifluoropropene (HFCO-1233zd) |
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CN102498237A (zh) * | 2009-09-09 | 2012-06-13 | 阿科玛股份有限公司 | 使用卤化烯烃发泡剂的改进的聚氨酯发泡工艺以及泡沫特性 |
CN104628978A (zh) * | 2014-07-10 | 2015-05-20 | 合肥华凌股份有限公司 | 组合物、硬质聚氨酯泡沫材料及制冷设备 |
CN104530361A (zh) * | 2014-12-25 | 2015-04-22 | 合肥华凌股份有限公司 | 组合物、硬质聚氨酯泡沫材料及制冷设备 |
Cited By (2)
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CN107501517A (zh) * | 2017-09-11 | 2017-12-22 | 合肥华凌股份有限公司 | 聚氨酯泡沫及其制备方法和用途 |
CN107501517B (zh) * | 2017-09-11 | 2020-08-04 | 合肥华凌股份有限公司 | 聚氨酯泡沫及其制备方法和用途 |
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