CN106497489A - 一种多孔型压敏胶及其制备方法 - Google Patents
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Abstract
本发明提供了一种多孔型压敏胶及其制备方法,在一定量的压敏胶中,按比例加入发泡剂、保湿剂、赋形剂、胶凝剂、染料、1‑胺丙基‑3‑甲基咪唑双(三氟甲烷磺酰)亚胺盐、环烷酸铈,一起加入本领域通用的发泡装置中发泡,得到一种多孔型压敏胶。
Description
技术领域
本发明涉及一种胶粘剂的制备方法,尤其是一种多孔型压敏胶及其制备方法。
背景技术
现有一般橡塑发泡胶,如EVA、PU、TPR、PVC等材质发泡成型的胶,通过其材质压缩柔软弹性,常在家俱的椅垫、床垫、鞋子的中底鞋垫、服饰的衬垫等多种领域产品上被利用,然而,橡塑发泡胶垫材料本身并不具透气通风性,因而,在诸多商品的利用上,还必须设计有透气构造来符合商品的通风卫生需求;需用橡塑发泡胶透气构造。本专利对胶粘剂发泡,制备出具有粘性的多孔胶粘剂,可用于各种除尘领域。
CN102408718B公开提供了一种硅发泡胶组合物,以硅发泡胶组合物的总质量为基准,所述硅发泡胶组合物中含有以下组分:聚二甲基硅氧烷50-75%;二甲基硅油15-40%;硅微粉5-20%;硅树脂0.5-2%;偶联剂1-10%;4,4′-氧代双苯磺酰肼0.5-3%;结晶水合物0.5-3%。本发明还提供了所述硅发泡胶组合物的制备方法,以及由该硅发泡胶组合物制备得到的硅发泡胶和含有该硅发泡胶的超声波传感器。本发明的硅发泡胶的孔隙率较大,孔径分布均匀,采用该硅发泡胶的超声波传感器余震小,阻抗低。
CN104179068A公开了一种环保型墙纸发泡胶,其主要原料配方如下:PVC主体树脂32-60%、增塑剂15-30%、发泡剂1-10%、水溶性溶剂2-10%、稳定促进剂2-10%、表面活性剂2-10%、偶联剂0.2-1%。相应地,本发明还公开了一种制备上述环保型墙纸发泡胶的方法以及一种应用上述环保型墙纸发泡胶制成的墙纸。采用本发明,所述水溶性墙纸发泡胶具有发泡高度高、附着力和弹性好、环保、节能、易清洗、生产效率高等特点。
CN102408718B提供了一种硅发泡胶组合物,以硅发泡胶组合物的总质量为基准,所述硅发泡胶组合物中含有以下组分:聚二甲基硅氧烷50-75%;二甲基硅油15-40%;硅微粉5-20%;硅树脂0.5-2%;偶联剂1-10%;4,4′-氧代双苯磺酰肼0.5-3%;结晶水合物0.5-3%。本发明还提供了所述硅发泡胶组合物的制备方法,以及由该硅发泡胶组合物制备得到的硅发泡胶和含有该硅发泡胶的超声波传感器。本发明的硅发泡胶的孔隙率较大,孔径分布均匀,采用该硅发泡胶的超声波传感器余震小,阻抗低。
现有的发泡胶都是胶体为液体,气泡以气溶胶的形式存在,存在气泡不稳定,孔隙率低,透气性差的缺点。
发明内容
本发明的目的是:提供一种多孔型压敏胶及其制备方法,其特征在于制备步骤包括:
在一定量的压敏胶中,按下述比例加入化学发泡剂,保湿剂,赋形剂,胶凝剂,染料,1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐,环烷酸铈,在70-100℃之间进行发泡,发泡时间1-5h,然后在100-150℃,进行胶体的固化1-5h,得到产品。
组分 重量份
压敏胶 100
化学发泡剂 5-40
保湿剂 1-10
赋形剂 1-10
胶凝剂 1-10
染料 0.01-0.1
1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐 0.01-0.1
环烷酸铈 0.5-1.5
所述压敏胶包括聚氨酯类压敏胶,有机硅类压敏胶,聚烯烃压敏胶,均为市售产品。
所述化学发泡剂为偶氮化合物发泡剂、N-亚硝基化合物发泡剂和酰肼类化合物发泡剂中的至少一种,优选偶氮化合物发泡剂,所述偶氮化合物发泡剂选自偶氮二甲酰胺、偶氮二异丁腈、偶氮二甲酸二异丙酯、偶氮二甲酸二乙酯、二偶氮氨基苯或偶氮二甲酸钡;所述N-亚硝基化合物发泡剂选自N,N’-二亚硝基五次甲基四胺或N,N’-二甲基-N,N’-二亚硝基对苯二甲酰胺;所述酰肼类化合物发泡剂选自4,4’-二磺酰肼二苯醚、对苯磺酰肼、3,3’-二磺酰肼二苯砜、4,4’-二苯二磺酰肼、1,3-苯二磺酰肼或1,4-苯二磺酰肼,优选偶氮二甲酰胺,N,N’-二亚硝基五次甲基四胺,4,4’-二磺酰肼二苯醚,为市售产品。
所述保湿剂包括甘油、乙二醇、聚乙二醇、二甘醇,为市售产品。
所述赋形剂包括:聚乙烯醇、聚乙烯醇缩甲醛、聚乙烯吡咯烷酮、羧甲基纤维素、聚丙烯酸钠,优选聚乙烯醇,为市售产品。
所述胶凝剂包括衣康酸-丙烯酰胺-丙烯酸三元共聚物,聚(马来酸钠-烷基乙烯基醚),疏水改性的碱溶性乳液聚合物(HASE聚合物),疏水改性的聚(2-丙烯酰氨基-2-甲基丙磺酸钠),疏水改性的聚(丙烯酸)(HMPAAs),聚(N-烷基丙烯酰胺)-聚合电解质共轭体,2-甲基丙磺酸盐(AMPS),优选2-甲基丙磺酸盐(AMPS),为市售产品。
所述染料包括苋菜红、赤藓红(四碘萤光素)、胭脂虫红、焰红、孟加拉玫红、酸性红、酒石黄(柠檬黄)、坚牢绿、亮蓝、靛蓝,直接染料为直接黄R、直接橙D、直接紫RB、直接湖蓝6B、 直接蓝RG、直接绿B、直接黄棕D3G、直接深棕M、直接耐晒(锡利)黄RT、直接耐晒(锡利)黄RR、直接耐晒(克罗兰丁)橙T4RLL、直接耐晒(卡亚罗斯)大红BNL、直接耐晒红4BL、直接耐晒红F3B、直接耐晒(克罗兰丁)玉红RNLL、直接耐晒(锡利)红酱5B、直接耐晒(克罗兰丁)红酱BLL、直接耐晒(锡利)蓝6G、直接耐晒(克罗兰丁)蓝2RLL、直接耐晒(锡利)绿BB、直接耐晒(索拉)绿3LB、直接耐晒(索拉)棕2R、直接耐晒(锡利)灰CGL、直接耐晒黑G,酸性染料为酸性嫩黄2G、酸性嫩黄G、酸性金黄G、酸性橙II、酸性大红3R、酸性红G、酸性(力散明)红BG、酸性红B、酸性红3B、酸性(艳丽华)红XGN、酸性(力散明)玫瑰红B、酸性品红6B、酸性(山德仑)紫4BNS、酸性(阿奎明)蓝BR、酸性湖蓝V、弱酸嫩黄5G、弱酸(卡普仑)黄3GS、弱酸嫩黄G、弱酸(索风宁)黄PR、弱酸橙GS、弱酸(普拉)橙R、弱酸红G、弱酸(卡普仑)红B、弱酸(柴林)红2B、弱酸(普拉)艳红B、弱酸(色派诺)红3BL、弱酸(普拉)红3B、弱酸紫红BB、弱酸(普拉)艳红10B、弱酸(柴林)紫P3R、弱酸(普拉)艳紫B、弱酸艳蓝R、弱酸(柴林)艳蓝6B、弱酸艳蓝RAW、弱酸(卡普仑)蓝B、弱酸(柴林)艳蓝G、弱酸藏青R、弱酸深蓝GR、弱酸深蓝5R、弱酸绿GS、弱酸(普拉)棕RXL、弱酸黑BR。优选苋菜红,为市售产品。
本发明的产品具有以下有益效果:
1.得到了高孔隙率的多孔凝胶体,最高孔隙率可达74%。
2. 通气量大,微孔可以透过空气。
3. 引入稀土元素,使各组份分散的更为均匀,相容性好;离子液可以使凝胶热稳定性提高。
通过对胶粘剂发泡,制备出具有粘性的多孔胶粘剂,可用于各种除尘领域。
具体实施方式
以下实例仅仅是进一步说明本发明,并不是限制本发明保护的范围。
实施例1
将一定量的聚氨酯类压敏胶中,按下述比例加入偶氮二甲酰胺、甘油、聚乙烯醇, 2-甲基丙磺酸盐(AMPS),苋菜红,1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐,环烷酸铈,在80℃之间进行发泡,发泡时间2,然后在120℃进行胶体的固化,固化时间为2h,得到产品。
组分 重量份
聚氨酯类压敏胶 100
偶氮二甲酰胺 12
甘油 3
聚乙烯醇 2
2-甲基丙磺酸盐(AMPS) 8
苋菜红 0.05
1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐 0.05
环烷酸铈 1
实施例2
在一定量的有机硅类压敏胶中,按下述比例加入各组份,一起在70℃进行发泡,发泡时间5h,然后在150℃进行胶体的固化,时间为1h,得到产品。
组份 重量份
有机硅类压敏胶 100
4,4’-二磺酰肼二苯醚 5
乙二醇 1
聚乙烯醇缩甲醛 1
衣康酸-丙烯酰胺-丙烯酸三元共聚物 1
酒石黄 0.01
1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐 0.01
环烷酸铈 0.5
实施例3
将一定量的聚烯烃压敏胶中,按下述比例将各组份一起加入,在100℃时进行发泡,发泡时间为1h,然后在100℃时,进行胶体的固化5h,得到产品。
组份 重量份
聚烯烃压敏胶 100
N,N’-二亚硝基五次甲基四胺 40
二甘醇 10
聚乙烯基吡咯烷酮 10
2-甲基丙磺酸盐(AMPS) 10
艳蓝6B 0.1
1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐 0.1
环烷酸铈 1.5
对比例1
不加入甘油,其他条件同实施例1。
对比例2
不加入聚乙烯醇 ,其他条件同实施例1。
对比例3
不加入2-甲基丙磺酸盐(AMPS),其他条件同实施例1。
对比例4
不加入1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐,其他条件同实施例1。
对比例5
不加入环烷酸铈,其他条件同实施例1。
实施例4
将实施例1-3和对比例1-5制出的产品使用比表面积及孔隙率测量仪,孔隙率见表1;
按GBT 10655-1989 高聚物多孔弹性材料空气透气率的测定检测透气率,见表1。
表1:不同工艺生产出的产品性能指标。
编号 | 孔隙率(%) | 透气率% |
实施例1 | 73.1 | 88 |
实施例2 | 71.3 | 81 |
实施例3 | 74.1 | 92 |
对比例1 | 64.1 | 77 |
对比例2 | 61.1 | 74 |
对比例3 | 54.5 | 74 |
对比例4 | 59.1 | 76 |
对比例5 | 56.2 | 75 |
以上仅为本发明的具体实施例,但本发明的技术特征并不局限于此。任何以本发明为基础,为解决基本相同的技术问题,实现基本相同的技术效果,所作出的简单变化、等同替换或者修饰等,皆涵盖于本发明的保护范围之中。
Claims (8)
1.一种多孔型压敏胶,其特征在于,包括以下原料组分:
组分 重量份
压敏胶 100
化学发泡剂 5-40
保湿剂 1-10
赋形剂 1-10
胶凝剂 1-10
染料 0.01-0.1
1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐 0.01-0.1
环烷酸铈 0.5-1.5。
2.一种多孔型压敏胶及其制备方法,其特征在于:制备方法包括:
在一定量的压敏胶中,按比例加入发泡剂,保湿剂,赋形剂,胶凝剂,染料,1-胺丙基-3-甲基咪唑双(三氟甲烷磺酰)亚胺盐,环烷酸铈,在70-100℃之间进行发泡,发泡时间1-5h,然后在100-150℃进行胶体固化,固化时间为1-5h,得到产品。
3.权利要求1或2的任一种多孔型胶粘剂的制备方法,其特征在于,包括聚氨酯类压敏胶,有机硅类压敏胶,聚烯烃压敏胶。
4.权利要求1或2的任的一种多孔型压敏胶及其制备方法,其特征在于,所述化学发泡剂为偶氮化合物发泡剂、N-亚硝基化合物发泡剂和酰肼类化合物发泡剂中的至少一种。
5.权利要求1或2的任一种多孔型压敏胶及其制备方法,其特征在于,所述保湿剂包括甘油、乙二醇、聚乙二醇、二甘醇。
6.权利要求1或2的任一种多孔型压敏胶及其制备方法,其特征在于,所述赋形剂包括:聚乙烯醇、聚乙烯醇缩甲醛、聚乙烯吡咯烷酮、羧甲基纤维素、聚丙烯酸钠。
7.权利要求1或2的任一种多孔型压敏胶及其制备方法,其特征在于,所述胶凝剂包括衣康酸-丙烯酰胺-丙烯酸三元共聚物,聚(马来酸钠-烷基乙烯基醚),疏水改性的碱溶性乳液聚合物(HASE聚合物),疏水改性的聚(2-丙烯酰氨基-2-甲基丙磺酸钠),疏水改性的聚(丙烯酸)(HMPAAs),聚(N-烷基丙烯酰胺)-聚合电解质共轭体,2-甲基丙磺酸盐(AMPS)。
8.权利要求1或2的任一种多孔型压敏胶及其制备方法,其特征在于,所述染料包括苋菜红、赤藓红(四碘萤光素)、胭脂虫红、焰红、孟加拉玫红、酸性红、酒石黄(柠檬黄)、坚牢绿、亮蓝、靛蓝,直接染料为直接黄R、直接橙D、直接紫RB、直接湖蓝6B、 直接蓝RG、直接绿B、直接黄棕D3G、直接深棕M、直接耐晒(锡利)黄RT、直接耐晒(锡利)黄RR、直接耐晒(克罗兰丁)橙T4RLL、直接耐晒(卡亚罗斯)大红BNL、直接耐晒红4BL、直接耐晒红F3B、直接耐晒(克罗兰丁)玉红RNLL、直接耐晒(锡利)红酱5B、直接耐晒(克罗兰丁)红酱BLL、直接耐晒(锡利)蓝6G、直接耐晒(克罗兰丁)蓝2RLL、直接耐晒(锡利)绿BB、直接耐晒(索拉)绿3LB、直接耐晒(索拉)棕2R、直接耐晒(锡利)灰CGL、直接耐晒黑G,酸性染料为酸性嫩黄2G、酸性嫩黄G、酸性金黄G、酸性橙II、酸性大红3R、酸性红G、酸性(力散明)红BG、酸性红B、酸性红3B、酸性(艳丽华)红XGN、酸性(力散明)玫瑰红B、酸性品红6B、酸性(山德仑)紫4BNS、酸性(阿奎明)蓝BR、酸性湖蓝V、弱酸嫩黄5G、弱酸(卡普仑)黄3GS、弱酸嫩黄G、弱酸(索风宁)黄PR、弱酸橙GS、弱酸(普拉)橙R、弱酸红G、弱酸(卡普仑)红B、弱酸(柴林)红2B、弱酸(普拉)艳红B、弱酸(色派诺)红3BL、弱酸(普拉)红3B、弱酸紫红BB、弱酸(普拉)艳红10B、弱酸(柴林)紫P3R、弱酸(普拉)艳紫B、弱酸艳蓝R、弱酸(柴林)艳蓝6B、弱酸艳蓝RAW、弱酸(卡普仑)蓝B、弱酸(柴林)艳蓝G、弱酸藏青R、弱酸深蓝GR、弱酸深蓝5R、弱酸绿GS、弱酸(普拉)棕RXL、弱酸黑BR。
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