CN106589537A - 制备西红柿大棚薄膜的具备光转化功能的母料 - Google Patents
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Abstract
本发明属于化工合成技术领域,具体涉及一种制备西红柿大棚薄膜的具备光转化功能的母料;由如下重量百分比的原料制成:主体材质91%;稀土金属氧化物1.5‑3.5%;二氧化硅0.1‑3%;抗冲改性剂3.5‑4.5%;抗氧剂1‑2%;本发明能够有效将阳光中有害的紫外光转化成对西红柿作物有益的红外光,从而增加西红柿的产量和品质,使经济作物提前上市,缩短生长周期。
Description
技术领域
本发明属于化工合成技术领域,具体涉及一种制备西红柿大棚薄膜的具备光转化功能的母料。
背景技术
农用薄膜用于日光温室、蔬菜大棚等塑棚温室覆盖,在国内已十分普遍。实践证明塑料大棚薄膜的应用是农业科技发展的最重要标志之一,是农业增产增收和解决菜篮子工程的重要手段。但就我国目前的农膜技术来讲,仍存在着不少问题,其中之一就是“功能性”农膜的品种较少且应用面窄,而在日本等国,功能性农膜层出不穷,为农业的增产、效益的提高及农膜高附加值的实现提供了坚实的基础,应用效果十分显著。因而开发特种、新型、功能性薄膜是目前急待解决的问题;
而周所周知,阳光中的紫外光是对植物不利的,如何能够将这些不利的紫外光将其转换成可吸收的其他光线也是一个需要解决的问题;专利申请号:201210126630.4提到了一种工艺,但是该工艺尽是一种思路,加入稀土金属转化剂,但是具体的用量均未提及,只是简述了一个制备工艺,而制备工艺来说,母料的制备工艺都大同小异,区分不大,也不能带来实质性的变化。
另外目前还有些专利也提到了这个理念,就是光转化膜,但是大都是针对普遍的植物,没有那件专利能够研究透针对特定植物,例如西红柿,目前的大棚种植都是规模化和统一化,一般种植某种植物就是固定哪一种,而每一种植物都有自己的特性,如果针对普遍植物,那么效果肯定不如只针对一种植物来的更好,因为每种植物都有自己特定喜欢的波长,吸收效果也不同。
发明内容
根据现有技术不足,本发明所要解决的技术问题是:提供一种制备西红柿大棚薄膜的具备光转化功能的母料,能够有效将阳光中有害的紫外光转化成对西红柿有益的红外光,从而增加西红柿的产量和品质,使西红柿能够提前上市,缩短生长周期。
本发明所述的制备西红柿大棚薄膜的具备光转化功能的母料,由如下重量百分比的原料制成:
所述的主体材质为LDPE、LLPE、PP、EVA、mLDPE和POE的一种或几种。
所述的稀土金属氧化物为氧化铈、氧化镧、氧化钇、氧化铕和氧化钕中的一种或几种。
所述的稀土金属氧化物粒度为800-2500目。
所述的抗冲改性剂为微晶蜡、聚乙烯蜡和EVA蜡中的一种或几种。
所述的抗氧剂为B215和225中的一种或两种。
所述的具备光转化功能的母料使用量为薄膜质量的2-10%。
本发明的有益效果是:
1、能够有效将阳光中有害的紫外光转化成对西红柿作物有益的红外光,从而增加西红柿的产量和品质,使经济作物提前上市,缩短生长周期;
2、有效防止其氧化和潮解,提高了其使用寿命,而且可以明显提高其转化能力;
3、将具备光转化功能的母料掺入薄膜尤其是农业薄膜中,使得薄膜具有光转化的效果,方便具备光转化功能的母料的应用;
4、本发明对西红柿增产增质起到非常大的作用,无病害、无虫害、无化学农药、品质好、提高产量等,效果明显,具有非常高的经济价值,有大规模的推广前景;
5、本发明的多功能转光薄膜比普通膜具有更好的低温流滴性、流滴持效性;
具体实施方式
以下结合实施例对本发明做进一步描述。
实施例1
一种制备西红柿大棚薄膜的具备光转化功能的母料,由如下重量百分比的原料制成:
所述的主体材质为LDPE。
所述的稀土金属氧化物为氧化铈。
所述的稀土金属氧化物粒度为800目。
所述的抗冲改性剂为微晶蜡。
所述的抗氧剂为B215。
所述的具备光转化功能的母料使用量为薄膜质量的2%。
经过制备母粒,将LDPE、LLDPE、mLLDPE及母料进行混合,混合后通过挤出机挤出吹膜,经风环冷却后进行牵引及收卷,得到成品。
制得产品缩短西红柿生长周期大约5天。
实施例2
一种制备西红柿大棚薄膜的具备光转化功能的母料,由如下重量百分比的原料制成:
所述的主体材质为mLDPE和POE按照质量比1:1混合。
所述的稀土金属氧化物为氧化铈和氧化钕按照质量比1:2混合。
所述的稀土金属氧化物粒度为2500目。
所述的抗冲改性剂为微晶蜡、聚乙烯蜡和EVA蜡按照质量比1:1:1混合。
所述的抗氧剂为225。
所述的具备光转化功能的母料使用量为薄膜质量的10%。
经过制备母粒,将LDPE、LLDPE、mLLDPE及母料进行混合,混合后通过挤出机挤出吹膜,经风环冷却后进行牵引及收卷,得到成品。
制得产品缩短西红柿生长周期大约7天。
实施例3
一种制备西红柿大棚薄膜的具备光转化功能的母料,由如下重量百分比的原料制成:
所述的主体材质为POE。
所述的稀土金属氧化物为氧化钇。
所述的稀土金属氧化物粒度为1000目。
所述的抗冲改性剂为EVA蜡。
所述的抗氧剂为B215。
所述的具备光转化功能的母料使用量为薄膜质量的70%。
经过制备母粒,将LDPE、LLDPE、mLLDPE及母料进行混合,混合后通过挤出机挤出吹膜,经风环冷却后进行牵引及收卷,得到成品。
制得产品缩短西红柿生长周期大约8天。
实施例4
一种制备西红柿大棚薄膜的具备光转化功能的母料,由如下重量百分比的原料制成:
所述的主体材质为LDPEmLDPE和POE按照质量比1:1:1混合。
所述的稀土金属氧化物为氧化钇、氧化铕和氧化钕按照质量比1:2:1混合。
所述的稀土金属氧化物粒度为2000目。
所述的抗冲改性剂为聚乙烯蜡。
所述的抗氧剂为B215和225按照质量比1:1混合。
所述的具备光转化功能的母料使用量为薄膜质量的50%。
经过制备母粒,将LDPE、LLDPE、mLLDPE及母料进行混合,混合后通过挤出机挤出吹膜,经风环冷却后进行牵引及收卷,得到成品。
制得产品缩短西红柿生长周期大约6天。
实施例5
一种制备西红柿大棚薄膜的具备光转化功能的母料,由如下重量百分比的原料制成:
所述的主体材质为LLPE。
所述的稀土金属氧化物为氧化镧。
所述的稀土金属氧化物粒度为1500目。
所述的抗冲改性剂为聚乙烯蜡。
所述的抗氧剂为B215。
所述的具备光转化功能的母料使用量为薄膜质量的8%。
经过制备母粒,将LDPE、LLDPE、mLLDPE及母料进行混合,混合后通过挤出机挤出吹膜,经风环冷却后进行牵引及收卷,得到成品。
制得产品缩短西红柿生长周期大约9天。
Claims (6)
1.一种制备西红柿大棚薄膜的具备光转化功能的母料,其特征在于由如下重量百分比的原料制成:
所述的主体材质为LDPE、LLPE、PP、EVA、mLDPE和POE的一种或几种。
2.根据权利要求1所述的制备西红柿大棚薄膜的具备光转化功能的母料,其特征在于所述的稀土金属氧化物为氧化铈、氧化镧、氧化钇、氧化铕和氧化钕中的一种或几种。
3.根据权利要求1或2所述的制备西红柿大棚薄膜的具备光转化功能的母料,其特征在于所述的稀土金属氧化物粒度为800-2500目。
4.根据权利要求1所述的制备西红柿大棚薄膜的具备光转化功能的母料,其特征在于所述的抗冲改性剂为微晶蜡、聚乙烯蜡和EVA蜡中的一种或几种。
5.根据权利要求1所述的制备西红柿大棚薄膜的具备光转化功能的母料,其特征在于所述的抗氧剂为B215和225中的一种或两种。
6.根据权利要求1所述的制备西红柿大棚薄膜的具备光转化功能的母料,其特征在于所述的具备光转化功能的母料使用量为薄膜质量的2-10%。
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CN111333973A (zh) * | 2020-03-31 | 2020-06-26 | 江苏金材科技有限公司 | 一种抗老化覆膜 |
CN111978632A (zh) * | 2020-08-04 | 2020-11-24 | 南通新帝克单丝科技股份有限公司 | 聚丙烯纤维抗老化剂母粒及其制备方法、聚丙烯纤维 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111333973A (zh) * | 2020-03-31 | 2020-06-26 | 江苏金材科技有限公司 | 一种抗老化覆膜 |
CN111333973B (zh) * | 2020-03-31 | 2021-09-10 | 江苏金材科技有限公司 | 一种抗老化覆膜 |
CN111978632A (zh) * | 2020-08-04 | 2020-11-24 | 南通新帝克单丝科技股份有限公司 | 聚丙烯纤维抗老化剂母粒及其制备方法、聚丙烯纤维 |
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