CN110748717B - 双孔径新型橡塑保温管及其制造工艺 - Google Patents
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Abstract
本发明涉及橡塑管材技术领域,具体为双孔径新型橡塑保温管,包括两个一号管孔,所述一号管孔的内壁上设置有内护层,一号管孔开设在保温橡塑内,保温橡塑的外部套接有外护套,保温橡塑内开设有二号管孔;本发明在双孔径新型橡塑保温管的结构、配方和工艺上均作出了改进,通过内护层、一号管孔、保温橡塑、外护套和二号管孔的设计,能够实现对内护层的回收,保温橡塑的快速降解,能够循环再利用,绿色环保,有利于生态链的良性循环;且通过本发明所述的制造工艺得到的新型橡塑保温管材具有优异的性能,能广泛应用于建筑等领域。
Description
技术领域
本发明涉及橡塑管材技术领域,具体为双孔径新型橡塑保温管及其制造工艺。
背景技术
橡塑发泡保温产品是一类高阻燃且保温等各项性能都非常优异的产品,因而其在市场上越来越受到青睐,但是因其已高度硫化,废料难以通过生物降解进行处理,目前也有部分厂商会对一部分的橡塑产品进行回收,回收的橡塑产品能够作为添加剂来生产新的产品,以降低生产成本,但是受到市场需求和自身产能的影响,回收再利用的量平均只能占橡塑产品生产量的10%-20%,而大部分的橡塑产品无法被回收,一般通过填埋或焚烧进行处理,造成了严重的环境污染,为此,提出一种能够能够被生物降解的且能够部分回收满足生产需要的双孔径新型橡塑保温管。
发明内容
为了满足上述的要求,本发明提供双孔径新型橡塑保温管和双孔径新型橡塑保温管的其制造工艺。
本发明解决其技术问题采用以下技术方案来实现:
一种双孔径新型橡塑保温管,包括两个一号管孔,所述一号管孔的内壁上设置有内护层,一号管孔开设在保温橡塑内,保温橡塑的外部套接有外护套,保温橡塑内开设有二号管孔;其中,
所述内护层由MP树脂、丙烯酸聚氨脂树脂和杀菌剂组成,各组分的重量份配比:MP树脂60-70份;丙烯酸聚氨脂树脂20-30份;杀菌剂10-20份;
所述保温橡塑包括橡塑废料、丁腈橡胶、顺丁橡胶、脂肪族聚酯、淀粉、发泡剂、聚乙烯醇和硫化剂,各组分的重量份配比:橡塑废料10-20份;丁腈橡胶100-130份;顺丁橡胶4-8份;脂肪族聚酯20-25份;淀粉5-9份;发泡剂40-55份;聚乙烯醇30-40份;硫化剂10-20份;
所述外护套由PET塑料材质制成。
优选的,所述外护套的上侧和下侧均开设有两个拉条,所述拉条与外护套间一体成型,拉条的两侧开设有沟槽,沟槽的深度小于外护套的厚度。
优选的,所述拉条的端部设置有拉环,拉环与拉条一体成型。
优选的,所述拉条的两侧为倒三角形的凸起状结构。
优选的,所述保温橡塑内还包括防老剂、促进剂和氧化锌。
一种双孔径新型橡塑保温管的制造工艺,该制备方法包括以下步骤:
S1:内护层的制备
将MP树脂、丙烯酸聚氨脂树脂和杀菌剂混合,混合搅拌10min,得到内护层涂料,备用;
S2:保温橡塑的制备
S201:将丁腈橡胶和顺丁橡胶混合,密炼30s,得中间产物A;
S202:将橡塑废料、脂肪族聚酯、淀粉、发泡剂、聚乙烯醇和硫化剂与所述中间产物A混合,密炼至130-135℃,得中间产物B;
S203:将促进剂、硫磺、氧化锌与所述中间产物B混合,密炼60s后,得中间产物C;
S204:对所述中间产物C开炼5min,压制成片,并对其冷却20min后,得片材;
S3:将片材投入挤出机内,通过模具成型,形成管材,对所述管材进行硫化发泡,得到具有两个一号管孔和两个二号管孔的保温橡塑;
S4:将PET塑料材质的外护套挤压包裹在所述保温橡塑上;
S5:在保温橡塑的一号管孔内灌入内护层涂料和胶水,摇晃、翻转1h,使内护层涂料粘附在一号管孔的内壁上,静置,制得双孔径橡塑保温管;
S6:使用切割磨具在外护套上切割出两条拉条,再在拉条的端部通过打孔机打孔,制成带有拉环双孔径橡塑保温管。
与现有技术相比,本发明的有益效果是:本发明在双孔径新型橡塑保温管的结构、配方和工艺上均作出了改进,通过内护层、一号管孔、保温橡塑、外护套和二号管孔的设计,能够实现对内护层的回收,保温橡塑的快速降解,能够循环再利用,绿色环保,有利于生态链的良性循环;且通过本发明所述的制造工艺得到的新型橡塑保温管材具有优异的性能,能广泛应用于建筑等领域。
附图说明
图1为本发明所述的双孔径新型橡塑保温管的段面结构示意图;
图2为本发明所述的双孔径新型橡塑保温管的俯视图;
图3为本发明所述的双孔径新型橡塑保温管的制备方法流程图;
图4为保温橡塑的制备方法流程图。
具体实施方式
下面将结合本发明实施方式中的附图,对本发明实施方式中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施方式,而不是全部的实施方式。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
本发明提供一种技术方案:
请参阅图1,一种双孔径新型橡塑保温管,包括两个一号管孔1,所述一号管孔1的内壁上设置有内护层2,一号管孔1开设在保温橡塑3内,保温橡塑3的外部套接有外护套4,保温橡塑3内开设有二号管孔5;其中,
所述内护层2由MP树脂、丙烯酸聚氨脂树脂和杀菌剂组成,各组分的重量份配比:MP树脂60-70份;丙烯酸聚氨脂树脂20-30份;杀菌剂10-20份;内护层2在一号管孔1内作为隔离层,内护层2中的杀菌剂能够有效的对侵入内护层2的微生物细进行灭菌,避免微生物细菌对保温橡塑3进行腐蚀。
所述保温橡塑3包括橡塑废料、丁腈橡胶、顺丁橡胶、脂肪族聚酯、淀粉、发泡剂、聚乙烯醇和硫化剂,各组分的重量份配比:橡塑废料10-20份;丁腈橡胶100-130份;顺丁橡胶4-8份;脂肪族聚酯20-25份;淀粉5-9份;发泡剂40-55份;聚乙烯醇30-40份;硫化剂10-20份;保温橡塑3通过加入脂肪族聚酯、淀粉、发泡剂、聚乙烯醇,能够被微生物细菌降解,在废弃时,可以利用注射器等器械对二号管孔5内注入能够对脂肪族聚酯、淀粉等材料进行降解的微生物,以及注射用于该微生物快速繁殖生长的培养基,在进行分解二号管孔5内从保温橡塑3的内部进行降解;
外护套4由PET塑料材质制成,PET塑料材质的外护套4抗菌能力强,在废弃时能够将外护套4切除回收,作为橡塑废料添加到保温橡塑3的生产中,这时,只需将保温橡塑3直接填埋即可,微生物细菌能够从保温橡塑3的外表面以及二号管孔5内同时进行生物降解,能够大大提高对保温橡塑3生物降解的速度,绿色环保,有利于生态链的良性循环。
请参阅图2,所述外护套4的上侧和下侧均开设有两个拉条6,所述拉条6与外护套4间一体成型,拉条6的两侧开设有沟槽,沟槽的深度小于外护套4的厚度,所述拉条6的端部设置有拉环7,拉环7与拉条6一体成型,所述拉条6的两侧为倒三角形的凸起状结构;通过拉环7,能够直接将拉条6从外护套4上剥离,使得外护套4能够被快速的剥下,便于对外护套4的回收。
所述保温橡塑3内还包括防老剂、促进剂和氧化锌,用于延缓高分子化合的老化。
请参阅图3-图4,一种双孔径新型橡塑保温管的制造工艺,该制备方法包括以下步骤:
S1:内护层的制备
将MP树脂、丙烯酸聚氨脂树脂和杀菌剂混合,混合搅拌10min,得到内护层涂料,备用;
S2:保温橡塑的制备
S201:将丁腈橡胶和顺丁橡胶混合,密炼30s,得中间产物A;
S202:将橡塑废料、脂肪族聚酯、淀粉、发泡剂、聚乙烯醇和硫化剂与所述中间产物A混合,密炼至130-135℃,得中间产物B;
S203:将促进剂、硫磺、氧化锌与所述中间产物B混合,密炼60s后,得中间产物C;
S204:对所述中间产物C开炼5min,压制成片,并对其冷却20min后,得片材;
S3:将片材投入挤出机内,通过模具成型,形成管材,对所述管材进行硫化发泡,得到具有两个一号管孔和两个二号管孔的保温橡塑;
S4:将PET塑料材质的外护套挤压包裹在所述保温橡塑上;
S5:在保温橡塑的一号管孔内灌入内护层涂料和胶水,摇晃、翻转1h,使内护层涂料粘附在一号管孔的内壁上,静置,制得双孔径橡塑保温管;
S6:使用切割磨具在外护套上切割出两条拉条,再在拉条的端部通过打孔机打孔,制成带有拉环双孔径橡塑保温管。
虽然在上文中已经参考实施例对本发明进行了描述,然而在不脱离本发明的范围的情况下,可以对其进行各种改进并且可以用等效物替换其中的部件。尤其是,只要不存在结构冲突,本发明所披露的实施例中的各项特征均可通过任意方式相互结合起来使用,在本说明书中未对这些组合的情况进行穷举性的描述仅仅是出于省略篇幅和节约资源的考虑。因此,本发明并不局限于文中公开的特定实施例,而是包括落入权利要求的范围内的所有技术方案。
Claims (6)
1.一种双孔径新型橡塑保温管,其特征在于:包括两个一号管孔,所述一号管孔的内壁上设置有内护层,一号管孔开设在保温橡塑内,保温橡塑的外部套接有外护套,保温橡塑内开设有二号管孔;其中,
所述内护层由MP树脂、丙烯酸聚氨脂树脂和杀菌剂组成,各组分的重量份配比:MP树脂60-70份;丙烯酸聚氨脂树脂20-30份;杀菌剂10-20份;
所述保温橡塑包括橡塑废料、丁腈橡胶、顺丁橡胶、脂肪族聚酯、淀粉、发泡剂、聚乙烯醇和硫化剂,各组分的重量份配比:橡塑废料10-20份;丁腈橡胶100-130份;顺丁橡胶4-8份;脂肪族聚酯20-25份;淀粉5-9份;发泡剂40-55份;聚乙烯醇30-40份;硫化剂10-20份;
所述外护套由PET塑料材质制成。
2.根据权利要求1所述的双孔径新型橡塑保温管,其特征在于:所述外护套的上侧和下侧均开设有两个拉条,所述拉条与外护套间一体成型,拉条的两侧开设有沟槽,沟槽的深度小于外护套的厚度。
3.根据权利要求2所述的双孔径新型橡塑保温管,其特征在于:所述拉条的端部设置有拉环,拉环与拉条一体成型。
4.根据权利要求3所述的双孔径新型橡塑保温管,其特征在于:所述拉条的两侧为倒三角形的凸起状结构。
5.根据权利要求1所述的双孔径新型橡塑保温管,其特征在于:所述保温橡塑内还包括防老剂、促进剂和氧化锌。
6.根据权利要求1-4中任意一项所述的一种双孔径新型橡塑保温管的制造工艺,其特征在于,该制造工艺包括以下步骤:
S1:内护层的制备
将MP树脂、丙烯酸聚氨脂树脂和杀菌剂混合,混合搅拌10min,得到内护层涂料,备用;
S2:保温橡塑的制备
S201:将丁腈橡胶和顺丁橡胶混合,密炼30s,得中间产物A;
S202:将橡塑废料、脂肪族聚酯、淀粉、发泡剂、聚乙烯醇和硫化剂与所述中间产物A混合,密炼至130-135℃,得中间产物B;
S203:将促进剂、硫磺、氧化锌与所述中间产物B混合,密炼60s后,得中间产物C;
S204:对所述中间产物C开炼5min,压制成片,并对其冷却20min后,得片材;
S3:将片材投入挤出机内,通过模具成型,形成管材,对所述管材进行硫化发泡,得到具有两个一号管孔和两个二号管孔的保温橡塑;
S4:将PET塑料材质的外护套挤压包裹在所述保温橡塑上;
S5:在保温橡塑的一号管孔内灌入内护层涂料和胶水,摇晃、翻转1h,使内护层涂料粘附在一号管孔的内壁上,静置,制得双孔径橡塑保温管;
S6:使用切割磨具在外护套上切割出两条拉条,再在拉条的端部通过打孔机打孔,制成带有拉环双孔径橡塑保温管。
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