CN112210107A - 一种高阻隔pet膜的制备方法及其应用 - Google Patents
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Abstract
本发明公开了一种高阻隔PET膜的制备方法及其应用,属于高分子材料制备技术领域;该方法包括对有机硅改性(甲基)丙烯酸树脂、纤维素纤维、交联剂和共引发剂置于真空搅拌器中,混合均匀后得到混合物;先将所述混合物用尼龙滤布进行过滤,然后向滤液中依次加入己二醇二丙烯酸酯、苯偶姻、聚醚胺D230,进行超声分散,得到所述涂层液;取所述涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在100~150℃下热固化,得到所述PET膜;该制备方法简单,条件温和,原料易得,具有应用推广进行大规模工业化生产的前景,该PET膜性能优异,具有很好的应用前景。
Description
技术领域
本发明属于高分子材料制备技术领域,具体涉及一种高阻隔PET膜的制备方法及其应用。
背景技术
随着现代科技的发展,汽车玻璃和建筑玻璃窗中对阻隔膜的使用越来越广泛,在炎热的夏季,太阳光所含有的紫外线对人体的照射是难以避免的,长时间高强度的紫外线对皮肤和室内装饰都会产生很大的晒伤,甚至引发皮肤和黏膜细胞的病变,引发癌症的产生;同时,太阳照射时产生的红外线带来的热辐射对皮肤的穿透力也非常的强,对人体或建筑物也会造成很大的伤害,目前对于建筑物和汽车的阻隔产品以玻璃居多,但是玻璃的防紫外线和红外线功能较差,不能完全避免紫外线和红外线对人体造成的伤害。
PET薄膜是一种性能比较全面的包装薄膜,其透明性好,有光泽和优良的机械性能、耐热性、耐寒性和耐化学药品性,正是具有以上特点才使得PET得到广泛应用,随着PET薄膜新功能的研究,PET薄膜开始应用于玻璃领域,制造成一种节能安全玻璃贴膜,并且高效阻隔红外线和紫外线的薄膜成为亟待解决的问题。
发明内容
针对现有技术中存在的问题,本发明要解决的技术问题在于提供一种高阻隔PET膜的制备方法,该制备方法简单,条件温和,原料易得,具有应用推广进行大规模工业化生产的前景;本发明要解决的另一个技术问题在于提供一种高阻隔PET膜在制备阻隔玻璃中的应用,该高阻隔PET膜具有很好的阻隔效果,红外和紫外透过率都有明显的降低,并且还具有一定的隔热性能,该PET膜可以很好的应用于阻隔玻璃中,具有很好的应用前景。
为了解决上述问题,本发明所采用的技术方案如下:
一种高阻隔PET膜的制备方法,包括以下步骤:
(1)对有机硅改性(甲基)丙烯酸树脂、纤维素纤维、交联剂和共引发剂置于真空搅拌器中,混合均匀后得到混合物;
(2)先将所述混合物用尼龙滤布进行过滤,然后向滤液中依次加入己二醇二丙烯酸酯、苯偶姻、聚醚胺D230,进行超声分散,得到所述涂层液;
(3)取所述涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在100~150℃下热固化,得到所述PET膜。
所述高阻隔PET膜的制备方法,所述交联剂为三羟甲基丙烷三丙烯酸酯,所述共引发剂为甲基丙烯酸N,N-二甲氨基乙酯。
所述高阻隔PET膜的制备方法,所述有机硅改性(甲基)丙烯酸树脂为有机硅改性环氧丙烯酸酯、有机硅改性聚氨酯丙烯酸酯、有机硅改性聚酯丙烯酸酯中的一种或者多种。
所述高阻隔PET膜的制备方法,步骤(1),有机硅改性(甲基)丙烯酸树脂、纤维素纤维、交联剂和共引发剂的质量比为1:0.5~0.8:0.1~0.3:0.05~0.1。
所述高阻隔PET膜的制备方法,步骤(1),在50~60℃下搅拌处理0.5~1hh得到混合物。
所述高阻隔PET膜的制备方法,所述步骤(2),过滤后的混合物、己二醇二丙烯酸酯、苯偶姻与聚醚胺D230的质量比为1:0.1~0.2:0.05~0.08:0.2~0.3。
所述高阻隔PET膜的制备方法,所述步骤(2),尼龙滤布的目数为1000~1500目,超声分散时间为1~2h。
上述制备方法制备得到的高阻隔PET膜。
上述高阻隔PET膜在制备高阻隔制品中的应用。
有益效果:与现有的技术相比,本发明的优点包括:
(1)本发明制备得到的高阻隔PET膜具有很好的阻隔效果,红外和紫外透过率都有明显的降低,并且还具有一定的隔热性能,该PET膜可以很好的应用于阻隔玻璃中,具有很好的应用前景。
(2)本发明高阻隔PET膜的制备方法简单,条件温和,原料易得,具有应用推广进行大规模工业化生产的前景。
具体实施方式
为使本发明的上述目的、特征和优点能够更加明显易懂,下面结合具体实施例对本发明的具体实施方式做详细的说明。
实施例1
一种高阻隔PET膜的制备方法,包括以下步骤:
(1)将100g有机硅改性环氧丙烯酸酯、50g纤维素纤维、10g三羟甲基丙烷三丙烯酸酯和5g甲基丙烯酸N,N-二甲氨基乙酯置于真空搅拌器中,在50℃下搅拌处理0.5h,混合均匀后得到混合物155.1g;
(2)先将混合物用1000~1500目尼龙滤布进行过滤,然后向150.2g滤液中依次加入15.0g己二醇二丙烯酸酯、7.5g苯偶姻、30.0g聚醚胺D230,进行超声分散1h,得到所述涂层液;
(3)取所述涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在100℃下热固化,得到PET膜1。
实施例2
一种高阻隔PET膜的制备方法,包括以下步骤:
(1)对100g有机硅改性环氧丙烯酸酯、60g纤维素纤维、15g三羟甲基丙烷三丙烯酸酯和5g甲基丙烯酸N,N-二甲氨基乙酯置于真空搅拌器中,在50℃下搅拌处理0.5h,混合均匀后得到混合物175.6g;
(2)先将175.6g混合物用1000~1500目尼龙滤布进行过滤,然后向160.6滤液中依次加入32.1g己二醇二丙烯酸酯、8.0g苯偶姻、40.1g聚醚胺D230,进行超声分散1h,得到涂层液;
(3)取涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在100℃下热固化,得到PET膜2。
实施例3
一种高阻隔PET膜的制备方法,包括以下步骤:
(1)对100g有机硅改性环氧丙烯酸酯、80g纤维素纤维、20g三羟甲基丙烷三丙烯酸酯和9g甲基丙烯酸N,N-二甲氨基乙酯置于真空搅拌器中,在55℃下搅拌处理0.5h,混合均匀后得到混合物198.6g;
(2)先将198.6g混合物用1000~1500目尼龙滤布进行过滤,然后向195.3g滤液中依次加入29.3g己二醇二丙烯酸酯、13.7g苯偶姻、48.8g聚醚胺D230,进行超声分散2h,得到涂层液;
(3)取涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在120℃下热固化,得到PET膜3。
实施例4
一种高阻隔PET膜的制备方法,包括以下步骤:
(1)对100g有机硅改性环氧丙烯酸酯、80g纤维素纤维、30g三羟甲基丙烷三丙烯酸酯和10g甲基丙烯酸N,N-二甲氨基乙酯置于真空搅拌器中,在55℃下搅拌处理0.5h,混合均匀后得到混合物200.9g;
(2)先将200.9g混合物用1000~1500目尼龙滤布进行过滤,然后向193.0滤液中依次加入38.6g己二醇二丙烯酸酯、15.4g苯偶姻、57.9g聚醚胺D230,进行超声分散2h,得到涂层液;
(3)取涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在120℃下热固化,得到PET膜4。
实施例5
一种高阻隔PET膜的制备方法,包括以下步骤:
(1)对100g有机硅改性环氧丙烯酸酯、70g纤维素纤维、25g三羟甲基丙烷三丙烯酸酯和8g甲基丙烯酸N,N-二甲氨基乙酯置于真空搅拌器中,在60℃下搅拌处理1h,混合均匀后得到混合物198.5g;
(2)先将198.5g混合物用1000~1500目尼龙滤布进行过滤,然后向195.0g滤液中依次加入39g己二醇二丙烯酸酯、9.8g苯偶姻、58.5g聚醚胺D230,进行超声分散2h,得到涂层液;
(3)取涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在150℃下热固化,得到PET膜5。
实施例6
一种高阻隔PET膜的制备方法,包括以下步骤:
(1)对100g有机硅改性环氧丙烯酸酯、65g纤维素纤维、20g三羟甲基丙烷三丙烯酸酯和7.5g甲基丙烯酸N,N-二甲氨基乙酯置于真空搅拌器中,在60℃下搅拌处理1h,混合均匀后得到混合物189.3g;
(2)先将189.3g混合物用1000~1500目尼龙滤布进行过滤,然后向185.0g滤液中依次加入120.3g己二醇二丙烯酸酯、13.9g苯偶姻、37.0g聚醚胺D230,进行超声分散2h,得到涂层液;
(3)取涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在150℃下热固化,得到PET膜6。
将实施例1~6制得的膜片剪取60cm×60cm的面积,把该膜片压成夹层玻璃,每片玻璃厚度为3.0mm,放置于80cm×80cm×80cm的隔热箱的敞口上,在箱子中放置温度计,将箱子置于150W的红外灯下照射1h,测试箱内空气温度,上述实施例1~6制备的夹层玻璃光学性能和隔热性能的测试结果如表1所示。,由表1可知,本发明制备的PET膜具有非常好的阻隔效果,将其应用于阻隔玻璃上,将会有很好的阻隔效果。
表1 膜1~6性能测试结果
Claims (9)
1.一种高阻隔PET膜的制备方法,其特征在于,包括以下步骤:
(1)对有机硅改性(甲基)丙烯酸树脂、纤维素纤维、交联剂和共引发剂置于真空搅拌器中,混合均匀后得到混合物;
(2)先将所述混合物用尼龙滤布进行过滤,然后向滤液中依次加入己二醇二丙烯酸酯、苯偶姻、聚醚胺D230,进行超声分散,得到所述涂层液;
(3)取所述涂层液,通过涂布机在PET膜上进行涂覆,然后进行紫外光固化,在100~150℃下热固化,得到所述PET膜。
2.根据权利要求1所述高阻隔PET膜的制备方法,其特征在于,所述交联剂为三羟甲基丙烷三丙烯酸酯,所述共引发剂为甲基丙烯酸N,N-二甲氨基乙酯。
3.根据权利要求1所述高阻隔PET膜的制备方法,其特征在于,所述有机硅改性(甲基)丙烯酸树脂为有机硅改性环氧丙烯酸酯、有机硅改性聚氨酯丙烯酸酯、有机硅改性聚酯丙烯酸酯中的一种或者多种。
4.根据权利要求1所述高阻隔PET膜的制备方法,其特征在于,步骤(1),有机硅改性(甲基)丙烯酸树脂、纤维素纤维、交联剂和共引发剂的质量比为1:0.5~0.8:0.1~0.3:0.05~0.1。
5.根据权利要求1所述高阻隔PET膜的制备方法,其特征在于,步骤(1),在50~60℃下搅拌处理0.5~1hh得到混合物。
6.根据权利要求1所述高阻隔PET膜的制备方法,其特征在于,所述步骤(2),过滤后的混合物、己二醇二丙烯酸酯、苯偶姻与聚醚胺D230的质量比为1:0.1~0.2:0.05~0.08:0.2~0.3。
7.根据权利要求1所述高阻隔PET膜的制备方法,其特征在于,所述步骤(2),尼龙滤布的目数为1000~1500目,超声分散时间为1~2h。
8.权利要求1~7任一所述高阻隔PET膜的制备方法制备得到的高阻隔PET膜。
9.权利要求8所述高阻隔PET膜在制备高阻隔制品中的应用。
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