CN104177582A - 一种新型空心玻璃微珠隔热保温材料及制备方法 - Google Patents

一种新型空心玻璃微珠隔热保温材料及制备方法 Download PDF

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CN104177582A
CN104177582A CN201410381342.2A CN201410381342A CN104177582A CN 104177582 A CN104177582 A CN 104177582A CN 201410381342 A CN201410381342 A CN 201410381342A CN 104177582 A CN104177582 A CN 104177582A
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Abstract

本发明公开了一种空心玻璃微珠隔热保温材料及制备方法,采用以下技术方案:聚醚多元醇A:10~15;聚醚多元醇B:10~15;聚醚多元醇C:20~25;催化剂:0.2~2.0;泡沫稳定剂:1.5~2.5;发泡剂:10~15;水:0.5~1.5;空心玻璃微珠:10~20;聚4,4’-二苯甲烷二异氰酸酯:50~80。本发明所制保温材料可大大改善材料尺寸的稳定性,降低收缩率,提高抗压强度和抗弯模量,隔热、隔音性能得到极大提高,达到国际领先水平;本发明材料绝缘,吸水率低,且工艺操作简单,安全,无毒,成本可控,适宜于工业化生产。

Description

一种新型空心玻璃微珠隔热保温材料及制备方法
技术领域:
本发明涉及保温材料领域,特别涉及一种空心玻璃微珠隔热保温材料及制备方法。
背景技术:
硬质聚氨酯泡沫(PUF)是一种具有保温隔热和一定防水功能的新型合成高分子材料,由异氰酸酯和聚醚多元醇在催化剂、匀泡剂、发泡剂等多种助剂的相互作用下反应而成。该泡沫具有良好的保温、隔热功能,导热系数为0.22 w/(m ·k),非常有利于建筑节能,且不透水、不吸湿、绝缘、吸音、耐油、耐化学腐蚀等。与其他泡沫塑料相比,还具有无毒、无异味、耐温等特性。它对金属、砼、砖、石、木材、玻璃等有很强的黏结性。添加阻燃剂的制品具有远火自熄性,能根据用户需要达到国家一级消防要求。
保温材料一般是指导热系数小于或等于0.2的材料,当今,全球保温隔热材料正朝着高效、节能、薄层、隔热、防水外护一体化方向发展,在发展新型保温隔热材料及符合结构保温节能技术同时,更强调有针对性使用保温绝热材料,按标准规范设计及施工,努力提高保温效率及降低成本。普通的硬质聚氨酯泡沫(PUF)在其尺寸稳定性及隔音隔热性能等方面已经达不到生活要求。 
发明内容:
发明目的:针对现有技术中的缺陷,提供了一种可改善材料尺寸的稳定性,降低收缩率,提高抗压强度和抗弯模量,隔热、隔音性能良好,绝缘,吸水率低的空心玻璃微珠保温材料及其制备方法。
为实现上述发明目的,一种空心玻璃微珠隔热保温材料,采用以下技术方案(各组份以重量分数计算):
聚醚多元醇A                   10~15
聚醚多元醇 B                  10~15
聚醚多元醇C                   20~25
催化剂                         0. 2~2.0
泡沫稳定剂                     1.5~2.5
发泡剂                         10~15
水                             0.5~1.5
空心玻璃微珠                   10 ~ 20
聚4,4’-二苯甲烷二异氰酸酯        50~80
所述聚醚多元醇A为聚醚多元醇GR-450A(上海高桥石化),聚醚多元醇B为聚醚多元醇 GSU-450L(上海高桥石化),聚醚多元醇C为聚醚多元醇GR-403G(上海高桥石化)。
所述催化剂为辛酸亚锡。
所述泡沫稳定剂为有机硅油,优选聚醚改性有机硅油SF-8427。    
所述发泡剂为HFC-245FA。
其制备方法步骤如下:
在一带温度调节装置的干燥、清洁的搅拌反应釜中,加入计量的聚醚多元醇A,聚醚多元醇B,聚醚多元醇C,充满氮气或惰性气体进行保护,加热至30~80℃,依次加入催化剂,聚4,4’-二苯甲烷二异氰酸酯,泡沫稳定剂,发泡剂,水,充分搅拌0.5~3小时,降温至25~28℃,在上述步骤所得到的产物中加入空心玻璃微珠,低速搅拌分散均匀,泡沫稳定后注入模具中,于40~60℃下熟化50~180分钟,脱模,得到一种新型空心玻璃微珠隔热保温材料。
根据以上的技术方案,可以实现以下的有益效果:本发明所制保温材料可大大改善材料尺寸的稳定性,降低收缩率,提高抗压强度和抗弯模量,隔热、隔音性能得到极大提高,达到国际领先水平;本发明材料绝缘,吸水率低,且工艺操作简单,安全,无毒,成本可控,适宜于工业化生产。 
具体实施方式:
    下面结合实施例对本发明做进一步地详细说明,但是本发明要求保护的范围并不局限于实施例表示的范围。
实施例1:
一种空心玻璃微珠隔热保温材料,各组份以重量分数计算:
聚醚多元醇GR-450A            15    
聚醚多元醇 GSU-450L          10       
聚醚多元醇GR-403G           25     
辛酸亚锡                      1     
SF-8427                       2   
HFC-245FA                    10   
水                            1      
空心玻璃微珠                  15
聚4,4’-二苯甲烷二异氰酸酯      65。
制备时:在一带温度调节装置的干燥、清洁的搅拌反应釜中,加入计量的聚醚多元醇GR-450A  ,聚醚多元醇 GSU-450L, 聚醚多元醇GR-403G,充满氮气或惰性气体进行保护,加热至30~80℃,依次加入辛酸亚锡,聚4,4’-二苯甲烷二异氰酸酯, SF-8427,HFC-245FA,水,充分搅拌0.5~3小时,降温至25~28℃,在上述步骤所得到的产物中加入空心玻璃微珠,低速搅拌分散均匀,泡沫稳定后注入模具中,于40~60℃下熟化50~180分钟,脱模,得到一种新型空心玻璃微珠隔热保温材料。指标如下:
模塑芯密度:         35.8kg/m3
导热系数:            0.0179W/m.K
压缩强度:            198.3kpa
尺寸稳定性          -50℃,24小时:0.08%
                     120℃,24小时:0.10%。
实施例2:
一种空心玻璃微珠隔热保温材料,各组份以重量分数计算:
聚醚多元醇GR-450A           10    
聚醚多元醇 GSU-450L          15       
聚醚多元醇GR-403G           20    
辛酸亚锡                      1     
SF-8427                       2   
HFC-245FA                    10   
水                            1      
空心玻璃微珠                 15
聚4,4’-二苯甲烷二异氰酸酯      70。
制备时:在一带温度调节装置的干燥、清洁的搅拌反应釜中,加入计量的聚醚多元醇GR-450A  ,聚醚多元醇 GSU-450L, 聚醚多元醇GR-403G,充满氮气或惰性气体进行保护,加热至30~80℃,依次加入辛酸亚锡,聚4,4’-二苯甲烷二异氰酸酯, SF-8427,HFC-245FA,适量水,充分搅拌0.5~3小时,降温至25~28℃,在上述步骤所得到的产物中加入空心玻璃微珠,低速搅拌分散均匀,泡沫稳定后注入模具中,于40~60℃下熟化50~180分钟,脱模,得到一种新型空心玻璃微珠隔热保温材料。指标如下:
模塑芯密度:         35.9kg/m3
导热系数:            0.0173W/m.K
压缩强度:            199.7kpa
尺寸稳定性          -50℃,24小时:0.09%
                     120℃,24小时:0.10%。
实施例3:
一种空心玻璃微珠隔热保温材料,各组份以重量分数计算:
聚醚多元醇GR-450A           10    
聚醚多元醇 GSU-450L          15       
聚醚多元醇GR-403G           25   
辛酸亚锡                      1     
SF-8427                       2   
HFC-245FA                    10   
水                            1      
空心玻璃微珠                  20
聚4,4’-二苯甲烷二异氰酸酯      70。
制备时:在一带温度调节装置的干燥、清洁的搅拌反应釜中,加入计量的聚醚多元醇GR-450A  ,聚醚多元醇 GSU-450L, 聚醚多元醇GR-403G,充满氮气或惰性气体进行保护,加热至30~80℃,依次加入辛酸亚锡,聚4,4’-二苯甲烷二异氰酸酯, SF-8427,HFC-245FA,适量水,充分搅拌0.5~3小时,降温至25~28℃,在上述步骤所得到的产物中加入空心玻璃微珠,低速搅拌分散均匀,泡沫稳定后注入模具中,于40~60℃下熟化50~180分钟,脱模,得到一种新型空心玻璃微珠隔热保温材料。指标如下:
模塑芯密度:         36.1kg/m3
导热系数:            0.0171W/m.K
压缩强度:            199.3kpa
尺寸稳定性          -50℃,24小时:0.08%
                     120℃,24小时:0.09%

Claims (7)

1.一种空心玻璃微珠隔热保温材料,其特征在于,采用以下技术方案:
聚醚多元醇A                   10~15
聚醚多元醇 B                  10~15
聚醚多元醇C                   20~25
催化剂                         0. 2~2.0
泡沫稳定剂                     1.5~2.5
发泡剂                         10~15
水                             0.5~1.5
空心玻璃微珠                   10 ~ 20
聚4,4’-二苯甲烷二异氰酸酯        50~80 
以上各组份以重量分数计算。
2.根据权利要求1所述一种空心玻璃微珠隔热保温材料,其特征在于:聚醚多元醇A为聚醚多元醇GR-450A,聚醚多元醇B为聚醚多元醇 GSU-450L,聚醚多元醇C为聚醚多元醇GR-403G。
3.根据权利要求1所述一种空心玻璃微珠隔热保温材料,其特征在于:催化剂为辛酸亚锡。
4.根据权利要求1所述一种空心玻璃微珠隔热保温材料,其特征在于:泡沫稳定剂为有机硅油。
5.根据权利要求1所述一种空心玻璃微珠隔热保温材料,其特征在于:泡沫稳定剂为聚醚改性有机硅油SF-8427。
6.根据权利要求1所述一种空心玻璃微珠隔热保温材料,其特征在于:发泡剂为HFC-245FA。
7.根据权利要求1~6任一项所述一种空心玻璃微珠隔热保温材料的制备方法,其特征在于,步骤如下:在一带温度调节装置的干燥、清洁的搅拌反应釜中,加入计量的聚醚多元醇A,聚醚多元醇B,聚醚多元醇C,充满氮气或惰性气体进行保护,加热至30~80℃,依次加入催化剂,聚4,4’-二苯甲烷二异氰酸酯,泡沫稳定剂,发泡剂,水,充分搅拌0.5~3小时,降温至25~28℃,在上述步骤所得到的产物中加入空心玻璃微珠,低速搅拌分散均匀,泡沫稳定后注入模具中,于40~60℃下熟化50~180分钟,脱模,得到一种新型空心玻璃微珠隔热保温材料。
CN201410381342.2A 2014-08-06 2014-08-06 一种新型空心玻璃微珠隔热保温材料及制备方法 Pending CN104177582A (zh)

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CN106866933A (zh) * 2017-02-20 2017-06-20 上海材料研究所 一种固体浮力材料及其制备方法
CN107815096A (zh) * 2017-11-02 2018-03-20 黄恒 一种多孔泡沫塑料
CN108909128A (zh) * 2018-09-12 2018-11-30 湖北波利玛塑胶科技有限公司 一种保温箱的箱体板材结构材料及其制造方法
CN109367039A (zh) * 2018-09-29 2019-02-22 中国海洋石油集团有限公司 一种在聚醚多元醇中混合玻璃微珠的现场预处理装置
CN110330629A (zh) * 2019-07-16 2019-10-15 华北电力大学(保定) 一种用于复合绝缘横担的内芯填充材料的制备方法
CN112724350A (zh) * 2019-10-28 2021-04-30 中国石油化工股份有限公司 一种改性聚氨酯泡沫材料及其制备方法
CN112724360A (zh) * 2019-10-28 2021-04-30 中国石油化工股份有限公司 一种改性聚氨酯泡沫材料及其制备方法
CN114057983A (zh) * 2021-12-11 2022-02-18 施建辉 一种全自动麻将机用麻将牌
CN114591478A (zh) * 2022-03-08 2022-06-07 青岛海容商用冷链股份有限公司 一种冰箱降噪隔音材料及其制备方法

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Publication number Priority date Publication date Assignee Title
CN106866933A (zh) * 2017-02-20 2017-06-20 上海材料研究所 一种固体浮力材料及其制备方法
CN106866933B (zh) * 2017-02-20 2019-08-23 上海材料研究所 一种固体浮力材料及其制备方法
CN107815096A (zh) * 2017-11-02 2018-03-20 黄恒 一种多孔泡沫塑料
CN108909128A (zh) * 2018-09-12 2018-11-30 湖北波利玛塑胶科技有限公司 一种保温箱的箱体板材结构材料及其制造方法
CN109367039A (zh) * 2018-09-29 2019-02-22 中国海洋石油集团有限公司 一种在聚醚多元醇中混合玻璃微珠的现场预处理装置
CN109367039B (zh) * 2018-09-29 2020-10-16 中国海洋石油集团有限公司 一种在聚醚多元醇中混合玻璃微珠的现场预处理装置
CN110330629A (zh) * 2019-07-16 2019-10-15 华北电力大学(保定) 一种用于复合绝缘横担的内芯填充材料的制备方法
CN112724350A (zh) * 2019-10-28 2021-04-30 中国石油化工股份有限公司 一种改性聚氨酯泡沫材料及其制备方法
CN112724360A (zh) * 2019-10-28 2021-04-30 中国石油化工股份有限公司 一种改性聚氨酯泡沫材料及其制备方法
CN114057983A (zh) * 2021-12-11 2022-02-18 施建辉 一种全自动麻将机用麻将牌
CN114591478A (zh) * 2022-03-08 2022-06-07 青岛海容商用冷链股份有限公司 一种冰箱降噪隔音材料及其制备方法
CN114591478B (zh) * 2022-03-08 2023-07-21 青岛海容商用冷链股份有限公司 一种冰箱降噪隔音材料及其制备方法

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