CN103724585A - 一种高回弹pu软质泡沫塑料 - Google Patents

一种高回弹pu软质泡沫塑料 Download PDF

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CN103724585A
CN103724585A CN201310572439.7A CN201310572439A CN103724585A CN 103724585 A CN103724585 A CN 103724585A CN 201310572439 A CN201310572439 A CN 201310572439A CN 103724585 A CN103724585 A CN 103724585A
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段巍
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Anhui Huaihua Co Ltd
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
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    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
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    • C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • C08G18/632—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto polyethers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
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    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
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Abstract

本发明公开了一种高回弹PU软质泡沫塑料，由下述重量份的原料制成：聚醚多元醇50-100份，TDI80/20 90-120份，聚合物多元醇30-50份，胺催化剂0.2-0.5份，醇胺类多元醇交联剂0.5-3份，二月桂酸二丁基锡0.01-0.15份，低分子量聚醚三醇交联剂0.5-3份，泡沫稳定剂0.5-1.5份。本发明配方合理，配制方便，生产成本低廉，产品的回弹率达到GB/T6670—2008的要求，其泡沫密度、压缩强度、拉伸强度、热导率等物理指标符合要求。

Description

一种高回弹PU软质泡沫塑料
技术领域
本发明属于化工技术领域，涉及一种PU软质泡沫塑料，具体涉及一种高回弹PU软质泡沫塑料。
背景技术
PU材料是一类性能优异的高分子材料，广泛应用于轻工、纺织、医用等各个领域，并己成为世界六大合成高分子材料之一。聚氨酯制品中最重要的是聚氨酯泡沫，它具有优良的物理力学性能、声学性能、电学性能和耐化学性能，可直接从单体原料一次加工成聚合物制品，而且可通过改变原料化学结构、规格、品种等调节配方组合，制出各种性能和用途的终端制品，因此应用十分广泛然。我国聚氨酯泡沫塑料工业发展至今已有40余年，目前年产量400万吨，占PU总产量的60%以上。
高回弹软质聚氨酯泡沫塑料既具有普通软泡的机械强度和易于加工的工艺性能，又具有乳胶海绵的高回弹性和高舒适性，在汽车工业，家具装潢以及包装工业中受到重视。
发明内容
本发明的目的在于针对现有技术的不足，提供一种物理性能良好、生产成本低廉的高回弹PU软质泡沫塑。
本发明的上述目的是通过如下方案实现的：
一种高回弹PU软质泡沫塑料，所述的PU软质泡沫塑料由下述重量份的原料制成：
Figure BDA0000414363110000011
Figure BDA0000414363110000021
在上述技术方案的基础上，一种高回弹PU软质泡沫塑料，所述的PU软质泡沫塑料由下述重量份的原料制成：
Figure BDA0000414363110000022
更进一步地，上述的聚醚多元醇为GEP-330N。
上述的聚合物多元醇为GPOP-36/28G。
上述的泡沫稳定剂为L5309和L5333。
制备时，按本领域常规方法，其中，箱式发泡料温为20～30℃，搅拌时间为2～10s，乳白时间5～15s。
与现有技术相比较，本发明具有的有益效果为：
本发明配方合理，配制方便，生产成本低廉，产品的回弹率达到GB/T6670—2008的要求，其泡沫密度、压缩强度、拉伸强度、热导率等物理指标符合要求。产品具有良好的隔热效果，使用寿命长，而且价格低廉，适用范围宽，具有节约能量、节能的优点。
具体实施方式
为便于理解本发明，本发明列举实施例如下。本领域技术人员应该明了，所述实施例仅仅用于帮助理解本发明，不应视为对本发明的具体限制。
如无具体说明，本发明的各种原料均可以通过市售得到；或根据本领域的常规方法制备得到。除非另有定义或说明，本文中所使用的所有专业与科学用语与本领域技术熟练入员所熟悉的意义相同。此外任何与所记载内容相似或均等的方法及材料皆可应用于本发明方法中。
除非另外说明，本文中所使用的所有专业与科学用语与本领域技术熟练人员所熟悉的意义相同。
此外任何与所记载内容相似或均等的方法及材料皆可应用于本发明方法中。
实施例1
一种高回弹PU软质泡沫塑料，由下述重量份的原料制成：
Figure BDA0000414363110000031
制备时，按本领域常规方法，其中，箱式发泡料温为30℃，搅拌时间为8s，乳白时间10s。
产品的各项性能按如下标准进行测试，结果均达到相应要求：
泡沫密度:按照GB/T6343—2009测定；压缩永久变形:参照GB/T6669—2008测定；回弹率:按照GB/T6670—2008测定；压陥硬度:根据GB/T10807—2006测定；拉伸性能:按照GB/T6344—2008测定。
实施例2
一种高回弹PU软质泡沫塑料，由下述重量份的原料制成：
Figure BDA0000414363110000032
Figure BDA0000414363110000041
实施例3
一种高回弹PU软质泡沫塑料，由下述重量份的原料制成：
Figure BDA0000414363110000042
申请人声明，所属技术领域的技术人员在上述实施例的基础上，将上述实施例某组分的具体含量点值，与发明内容部分的技术方案相组合，从而产生的新的数值范围，也是本发明的记载范围之一，本申请为使说明书简明，不再罗列这些数值范围。

Claims (5)

1.一种高回弹PU软质泡沫塑料，其特征在于，所述的PU软质泡沫塑料由下述重量份的原料制成：
Figure FDA0000414363100000011
2.如权利要求1所述的一种高回弹PU软质泡沫塑料，其特征在于，所述的PU软质泡沫塑料由下述重量份的原料制成：
Figure FDA0000414363100000012
3.如权利要求1所述的一种高回弹PU软质泡沫塑料，其特征在于，所述的聚醚多元醇为GEP-330N。
4.如权利要求1所述的一种高回弹PU软质泡沫塑料，其特征在于，所述的聚合物多元醇为GPOP-36/28G。
5.如权利要求1所述的一种高回弹PU软质泡沫塑料，其特征在于，所述的泡沫稳定剂为L5309和L5333。
CN201310572439.7A 2013-11-13 2013-11-13 一种高回弹pu软质泡沫塑料 Pending CN103724585A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104211906A (zh) * 2014-08-05 2014-12-17 滁州宝瑞橡胶制品有限公司 一种汽车用高回弹坐垫
CN105131580A (zh) * 2015-09-29 2015-12-09 上海应用技术学院 一种无卤阻燃聚氨酯软泡及其制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102718936A (zh) * 2012-06-28 2012-10-10 淄博德信联邦化学工业有限公司 聚氨酯泡沫塑料

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102718936A (zh) * 2012-06-28 2012-10-10 淄博德信联邦化学工业有限公司 聚氨酯泡沫塑料

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104211906A (zh) * 2014-08-05 2014-12-17 滁州宝瑞橡胶制品有限公司 一种汽车用高回弹坐垫
CN105131580A (zh) * 2015-09-29 2015-12-09 上海应用技术学院 一种无卤阻燃聚氨酯软泡及其制备方法
CN105131580B (zh) * 2015-09-29 2017-09-29 上海应用技术学院 一种无卤阻燃聚氨酯软泡及其制备方法

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