CN103709360A - 低熔点生物降解聚氨酯弹性体 - Google Patents

低熔点生物降解聚氨酯弹性体 Download PDF

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CN103709360A
CN103709360A CN201310678450.1A CN201310678450A CN103709360A CN 103709360 A CN103709360 A CN 103709360A CN 201310678450 A CN201310678450 A CN 201310678450A CN 103709360 A CN103709360 A CN 103709360A
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陆锦贤
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Abstract

本发明公开了一种低熔点生物降解聚氨酯弹性体，包括如下步骤：1）获得熔融混合物；2）将熔融混合物充分干燥，进行反应；3）再加入1-2质量份聚乙二醇双硬脂酸酯、1质量份乙烯基三甲氧基硅烷、1质量份硬脂酸聚氧乙烯酯、3质量份1,4-环己二醇、2质量份乙二醇、1质量份1,7-庚二醇、8质量份丙三醇、1质量份二乙醇胺、3质量份一缩二乙二醇、5质量份1,8-辛二醇、3质量份1,2-丙二醇、11质量份三羟甲基丙烷、6质量份1,4-丁二醇、5质量份1,3-丙二醇、3质量份三乙醇胺、4质量份甲基二乙醇胺，继续反应，即得低熔点生物降解聚氨酯弹性体。本发明低熔点生物降解聚氨酯弹性体，其熔点在170℃以下，可在200℃以下熔融加工；而且其硬度高，易于加工成型。

Description

低熔点生物降解聚氨酯弹性体
技术领域
本发明涉及低熔点生物降解聚氨酯弹性体。
背景技术
现有的聚氨酯弹性体，其熔点高，不易于加工成型。 
发明内容
本发明的目的在于提供一种低熔点生物降解聚氨酯弹性体，其熔点在170℃以下，可在200℃以下熔融加工；而且其硬度高，易于加工成型。
为实现上述目的，本发明的技术方案是设计一种低熔点生物降解聚氨酯弹性体，包括如下步骤：
1）将17质量份聚丁二酸乙二醇酯、6质量份聚乙二醇、15质量份聚己二酸丁二醇酯、28质量份聚丁二酸丁二醇酯、8质量份聚丙二醇、4质量份聚己二酸丙二醇酯、23质量份聚己二酸乙二醇酯、31质量份聚丁二酸丙二醇酯混合，加热熔融，获得熔融混合物；
2）将熔融混合物充分干燥，加入2质量份对苯二异氰酸酯、12质量份甲苯二异氰酸酯二聚体、1质量份多亚甲基多苯基多异氰酸酯、5质量份四甲基苯二亚甲基二异氰酸酯、4质量份六亚甲基二异氰酸酯、14质量份甲苯二异氰酸酯、3质量份3,5-二甲基4,4-二苯基二异氰酸酯、7质量份甲基环己基二异氰酸酯、9质量份异佛尔酮二异氰酸酯、23质量份4,4-二苯基甲烷二异氰酸酯、22质量份2,4-乙苯二异氰酸酯、34质量份3,3-二甲氧基4,4-二苯基二异氰酸酯、6质量份1,5-萘二异氰酸酯、9质量份二环己基甲烷二异氰酸酯、8质量份苯二亚甲基二异氰酸酯、2质量份催化剂，进行反应；
3）再加入1-2质量份聚乙二醇双硬脂酸酯、1质量份乙烯基三甲氧基硅烷、1质量份硬脂酸聚氧乙烯酯、3质量份1,4-环己二醇、2质量份乙二醇、1质量份1,7-庚二醇、8质量份丙三醇、1质量份二乙醇胺、3质量份一缩二乙二醇、5质量份1,8-辛二醇、3质量份1,2-丙二醇、11质量份三羟甲基丙烷、6质量份1,4-丁二醇、5质量份1,3-丙二醇、3质量份三乙醇胺、4质量份甲基二乙醇胺，继续反应，即得低熔点生物降解聚氨酯弹性体。 
本发明的优点和有益效果在于：提供一种低熔点生物降解聚氨酯弹性体，其熔点在170℃以下，可在200℃以下熔融加工；而且其硬度高，易于加工成型。
具体实施方式
下面结合实施例，对本发明的具体实施方式作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案，而不能以此来限制本发明的保护范围。
本发明具体实施的技术方案是：
实施例1
一种低熔点生物降解聚氨酯弹性体，包括如下步骤：
1）将17质量份聚丁二酸乙二醇酯、6质量份聚乙二醇、15质量份聚己二酸丁二醇酯、28质量份聚丁二酸丁二醇酯、8质量份聚丙二醇、4质量份聚己二酸丙二醇酯、23质量份聚己二酸乙二醇酯、31质量份聚丁二酸丙二醇酯混合，加热熔融，获得熔融混合物；
2）将熔融混合物充分干燥，加入2质量份对苯二异氰酸酯、12质量份甲苯二异氰酸酯二聚体、1质量份多亚甲基多苯基多异氰酸酯、5质量份四甲基苯二亚甲基二异氰酸酯、4质量份六亚甲基二异氰酸酯、14质量份甲苯二异氰酸酯、3质量份3,5-二甲基4,4-二苯基二异氰酸酯、7质量份甲基环己基二异氰酸酯、9质量份异佛尔酮二异氰酸酯、23质量份4,4-二苯基甲烷二异氰酸酯、22质量份2,4-乙苯二异氰酸酯、34质量份3,3-二甲氧基4,4-二苯基二异氰酸酯、6质量份1,5-萘二异氰酸酯、9质量份二环己基甲烷二异氰酸酯、8质量份苯二亚甲基二异氰酸酯、2质量份催化剂，进行反应；
3）再加入1质量份聚乙二醇双硬脂酸酯、1质量份乙烯基三甲氧基硅烷、1质量份硬脂酸聚氧乙烯酯、3质量份1,4-环己二醇、2质量份乙二醇、1质量份1,7-庚二醇、8质量份丙三醇、1质量份二乙醇胺、3质量份一缩二乙二醇、5质量份1,8-辛二醇、3质量份1,2-丙二醇、11质量份三羟甲基丙烷、6质量份1,4-丁二醇、5质量份1,3-丙二醇、3质量份三乙醇胺、4质量份甲基二乙醇胺，继续反应，即得低熔点生物降解聚氨酯弹性体。
实施例2
一种低熔点生物降解聚氨酯弹性体，包括如下步骤：
1）将17质量份聚丁二酸乙二醇酯、6质量份聚乙二醇、15质量份聚己二酸丁二醇酯、28质量份聚丁二酸丁二醇酯、8质量份聚丙二醇、4质量份聚己二酸丙二醇酯、23质量份聚己二酸乙二醇酯、31质量份聚丁二酸丙二醇酯混合，加热熔融，获得熔融混合物；
2）将熔融混合物充分干燥，加入2质量份对苯二异氰酸酯、12质量份甲苯二异氰酸酯二聚体、1质量份多亚甲基多苯基多异氰酸酯、5质量份四甲基苯二亚甲基二异氰酸酯、4质量份六亚甲基二异氰酸酯、14质量份甲苯二异氰酸酯、3质量份3,5-二甲基4,4-二苯基二异氰酸酯、7质量份甲基环己基二异氰酸酯、9质量份异佛尔酮二异氰酸酯、23质量份4,4-二苯基甲烷二异氰酸酯、22质量份2,4-乙苯二异氰酸酯、34质量份3,3-二甲氧基4,4-二苯基二异氰酸酯、6质量份1,5-萘二异氰酸酯、9质量份二环己基甲烷二异氰酸酯、8质量份苯二亚甲基二异氰酸酯、2质量份催化剂，进行反应；
3）再加入2质量份聚乙二醇双硬脂酸酯、1质量份乙烯基三甲氧基硅烷、1质量份硬脂酸聚氧乙烯酯、3质量份1,4-环己二醇、2质量份乙二醇、1质量份1,7-庚二醇、8质量份丙三醇、1质量份二乙醇胺、3质量份一缩二乙二醇、5质量份1,8-辛二醇、3质量份1,2-丙二醇、11质量份三羟甲基丙烷、6质量份1,4-丁二醇、5质量份1,3-丙二醇、3质量份三乙醇胺、4质量份甲基二乙醇胺，继续反应，即得低熔点生物降解聚氨酯弹性体。
实施例3
一种低熔点生物降解聚氨酯弹性体，包括如下步骤：
1）将17质量份聚丁二酸乙二醇酯、6质量份聚乙二醇、15质量份聚己二酸丁二醇酯、28质量份聚丁二酸丁二醇酯、8质量份聚丙二醇、4质量份聚己二酸丙二醇酯、23质量份聚己二酸乙二醇酯、31质量份聚丁二酸丙二醇酯混合，加热熔融，获得熔融混合物；
2）将熔融混合物充分干燥，加入2质量份对苯二异氰酸酯、12质量份甲苯二异氰酸酯二聚体、1质量份多亚甲基多苯基多异氰酸酯、5质量份四甲基苯二亚甲基二异氰酸酯、4质量份六亚甲基二异氰酸酯、14质量份甲苯二异氰酸酯、3质量份3,5-二甲基4,4-二苯基二异氰酸酯、7质量份甲基环己基二异氰酸酯、9质量份异佛尔酮二异氰酸酯、23质量份4,4-二苯基甲烷二异氰酸酯、22质量份2,4-乙苯二异氰酸酯、34质量份3,3-二甲氧基4,4-二苯基二异氰酸酯、6质量份1,5-萘二异氰酸酯、9质量份二环己基甲烷二异氰酸酯、8质量份苯二亚甲基二异氰酸酯、2质量份催化剂，进行反应；
3）再加入1.2质量份聚乙二醇双硬脂酸酯、1质量份乙烯基三甲氧基硅烷、1质量份硬脂酸聚氧乙烯酯、3质量份1,4-环己二醇、2质量份乙二醇、1质量份1,7-庚二醇、8质量份丙三醇、1质量份二乙醇胺、3质量份一缩二乙二醇、5质量份1,8-辛二醇、3质量份1,2-丙二醇、11质量份三羟甲基丙烷、6质量份1,4-丁二醇、5质量份1,3-丙二醇、3质量份三乙醇胺、4质量份甲基二乙醇胺，继续反应，即得低熔点生物降解聚氨酯弹性体。
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明技术原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。

Claims (1)

1.低熔点生物降解聚氨酯弹性体，其特征在于，包括如下步骤：
1）将17质量份聚丁二酸乙二醇酯、6质量份聚乙二醇、15质量份聚己二酸丁二醇酯、28质量份聚丁二酸丁二醇酯、8质量份聚丙二醇、4质量份聚己二酸丙二醇酯、23质量份聚己二酸乙二醇酯、31质量份聚丁二酸丙二醇酯混合，加热熔融，获得熔融混合物；
2）将熔融混合物充分干燥，加入2质量份对苯二异氰酸酯、12质量份甲苯二异氰酸酯二聚体、1质量份多亚甲基多苯基多异氰酸酯、5质量份四甲基苯二亚甲基二异氰酸酯、4质量份六亚甲基二异氰酸酯、14质量份甲苯二异氰酸酯、3质量份3,5-二甲基4,4-二苯基二异氰酸酯、7质量份甲基环己基二异氰酸酯、9质量份异佛尔酮二异氰酸酯、23质量份4,4-二苯基甲烷二异氰酸酯、22质量份2,4-乙苯二异氰酸酯、34质量份3,3-二甲氧基4,4-二苯基二异氰酸酯、6质量份1,5-萘二异氰酸酯、9质量份二环己基甲烷二异氰酸酯、8质量份苯二亚甲基二异氰酸酯、2质量份催化剂，进行反应；
3）再加入1-2质量份聚乙二醇双硬脂酸酯、1质量份乙烯基三甲氧基硅烷、1质量份硬脂酸聚氧乙烯酯、3质量份1,4-环己二醇、2质量份乙二醇、1质量份1,7-庚二醇、8质量份丙三醇、1质量份二乙醇胺、3质量份一缩二乙二醇、5质量份1,8-辛二醇、3质量份1,2-丙二醇、11质量份三羟甲基丙烷、6质量份1,4-丁二醇、5质量份1,3-丙二醇、3质量份三乙醇胺、4质量份甲基二乙醇胺，继续反应，即得低熔点生物降解聚氨酯弹性体。
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Publication number Priority date Publication date Assignee Title
US20050043585A1 (en) * 2003-01-03 2005-02-24 Arindam Datta Reticulated elastomeric matrices, their manufacture and use in implantable devices
CN103289349A (zh) * 2013-06-28 2013-09-11 南通华盛高聚物科技发展有限公司 生物降解树脂组合物
CN103319681A (zh) * 2013-06-28 2013-09-25 南通华盛高聚物科技发展有限公司 低熔点生物降解聚氨酯弹性体

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050043585A1 (en) * 2003-01-03 2005-02-24 Arindam Datta Reticulated elastomeric matrices, their manufacture and use in implantable devices
CN103289349A (zh) * 2013-06-28 2013-09-11 南通华盛高聚物科技发展有限公司 生物降解树脂组合物
CN103319681A (zh) * 2013-06-28 2013-09-25 南通华盛高聚物科技发展有限公司 低熔点生物降解聚氨酯弹性体

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