CN114904388B - 一种Ag@精油@环糊精/竹炭@TiO2纳米材料及其应用 - Google Patents
一种Ag@精油@环糊精/竹炭@TiO2纳米材料及其应用 Download PDFInfo
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- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 29
- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 29
- 241001330002 Bambuseae Species 0.000 title claims abstract description 29
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 29
- 239000011425 bamboo Substances 0.000 title claims abstract description 29
- 229920000858 Cyclodextrin Polymers 0.000 title claims abstract description 23
- 239000002086 nanomaterial Substances 0.000 title claims abstract description 15
- 229910010413 TiO 2 Inorganic materials 0.000 title claims abstract description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 45
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims abstract description 30
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- 238000002156 mixing Methods 0.000 claims abstract description 21
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- 239000000725 suspension Substances 0.000 claims abstract description 20
- 239000000341 volatile oil Substances 0.000 claims abstract description 17
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- 229910000033 sodium borohydride Inorganic materials 0.000 claims abstract description 15
- 239000012279 sodium borohydride Substances 0.000 claims abstract description 15
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- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical compound O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 13
- 241000196324 Embryophyta Species 0.000 claims abstract description 11
- 238000002360 preparation method Methods 0.000 claims abstract description 3
- 229940092665 tea leaf extract Drugs 0.000 claims abstract description 3
- 238000004332 deodorization Methods 0.000 claims description 9
- 235000003261 Artemisia vulgaris Nutrition 0.000 claims description 2
- 240000006891 Artemisia vulgaris Species 0.000 claims description 2
- 241000717739 Boswellia sacra Species 0.000 claims description 2
- 235000009024 Ceanothus sanguineus Nutrition 0.000 claims description 2
- 239000004863 Frankincense Substances 0.000 claims description 2
- 240000003553 Leptospermum scoparium Species 0.000 claims description 2
- 235000015459 Lycium barbarum Nutrition 0.000 claims description 2
- 244000246386 Mentha pulegium Species 0.000 claims description 2
- 235000016257 Mentha pulegium Nutrition 0.000 claims description 2
- 235000004357 Mentha x piperita Nutrition 0.000 claims description 2
- 235000001050 hortel pimenta Nutrition 0.000 claims description 2
- 244000269722 Thea sinensis Species 0.000 claims 5
- 150000004676 glycans Chemical class 0.000 claims 1
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- 235000013824 polyphenols Nutrition 0.000 claims 1
- 229920001282 polysaccharide Polymers 0.000 claims 1
- 239000005017 polysaccharide Substances 0.000 claims 1
- 239000001397 quillaja saponaria molina bark Substances 0.000 claims 1
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- 241001122767 Theaceae Species 0.000 description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 5
- 230000001877 deodorizing effect Effects 0.000 description 5
- 239000002781 deodorant agent Substances 0.000 description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
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- 239000003795 chemical substances by application Substances 0.000 description 2
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- 238000002474 experimental method Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 210000000795 conjunctiva Anatomy 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 238000007539 photo-oxidation reaction Methods 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
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Abstract
本发明涉及一种Ag@精油@环糊精/竹炭@TiO2纳米材料及其应用。所述的Ag@精油@环糊精/竹炭@TiO2纳米材料的制备方法包括以下步骤:A、取植物精油与环糊精按质量比1:5‑15混合,得到混合物a;B、配制明胶溶液,向明胶溶液中加入茶叶提取物,搅拌使溶解,然后加入混合物a、竹炭、二氧化钛,混合均匀得到混悬液;C、将混悬液与硝酸银溶液混合,在搅拌状态下滴加稀氢氧化钠溶液,得到黑色沉淀,将沉淀用去离子水洗涤至中性,然后滴加硼氢化钠溶液,搅拌均匀,取沉淀用去离子水洗涤至中性,即得。
Description
技术领域
本发明涉及新型除臭材料领域,具体涉及Ag@精油@环糊精/竹炭@TiO2纳米材料及其应用。
背景技术
宠物臭气主要成分是氨气和硫化氢。这些均为易溶于水的气体,可被人畜粘膜、结膜等部位吸收直接危害动物和人体健康,因此除臭剂的开发和使用具有重要意义。目前除臭剂材料主要针对氨气和硫化氢去除效果来衡量其除臭效果,目前的除臭剂对于氨的去除率都相对较好,但是硫化氢的去除率相对较低。
发明内容
本发明的目的是提供一种Ag@精油@环糊精/竹炭@TiO2纳米材料及其应用,该纳米材料兼具光触媒除臭和植物型除臭双功能,同时考虑到植物型除臭易挥发的问题,做了包裹体缓释,达到长效除臭的目的。
所述的Ag@精油@环糊精/竹炭@TiO2纳米材料,其制备方法包括以下步骤:
A、取植物精油与环糊精按质量比1:5-15混合,得到混合物a;
B、配制明胶溶液,向明胶溶液中加入茶叶提取物,搅拌使溶解,然后加入混合物a、竹炭、二氧化钛,混合均匀得到混悬液;所述的明胶溶液、茶叶提取物、混合物a、竹炭、二氧化钛的质量比为60-130:3-7:2-5:1-3:1-3;
C、将混悬液与硝酸银溶液混合,在搅拌状态下滴加稀氢氧化钠溶液,得到黑色沉淀,将沉淀用去离子水洗涤至中性,然后滴加硼氢化钠溶液,搅拌均匀,取沉淀用去离子水洗涤至中性,即得;所述的混悬液、硝酸银溶液、氢氧化钠溶液、硼氢化钠溶液的质量比为1-2:1-2:1-2:1-2。
所述的植物精油为艾草精油、茶树精油、乳香精油、薄荷精油中的一种,或一种以上的等比例混合物。:
所述的步骤B中明胶溶液的质量百分比浓度为1-3%。
所述的步骤C中硝酸银溶液的浓度为0.1-3g/mL。
所述的步骤C中稀氢氧化钠溶液的质量百分比浓度为0.8-1.5%。
所述的步骤C中硼氢化钠溶液的质量百分比浓度为2-6%。
上述的Ag@精油@环糊精/竹炭@TiO2纳米材料在光氧化除臭中的用途。
上述Ag@精油@环糊精/竹炭@TiO2纳米材料在宠物除臭中的用途。
本发明方法所制备的Ag@精油@环糊精/竹炭@TiO2纳米材料,具有优秀的光氧化除臭性能。经本发明实施例5的实验表明,具有除臭的效果。
具体实施方式
下面结合附图和实施例具体说明本发明。
实施例1
所述的Ag@精油@环糊精/竹炭@TiO2纳米材料,包括以下步骤:
A、取植物精油与环糊精按质量比1:5混合,得到混合物a;
B、配制质量百分比为1%的明胶溶液,向明胶溶液中加入茶叶提取物,搅拌使溶解,然后加入混合物a、竹炭、二氧化钛,混合均匀得到混悬液;所述的明胶溶液、茶叶提取物、混合物a、竹炭、二氧化钛的质量比为60:3:2:1:1;
C、将混悬液与浓度为0.1g/mL硝酸银溶液混合,在搅拌状态下滴加质量百分比为0.8%的氢氧化钠溶液,得到黑色沉淀,将沉淀用去离子水洗涤至中性,然后滴加质量百分比为2-6%的硼氢化钠溶液,搅拌均匀,取沉淀用去离子水洗涤至中性,即得;所述的混悬液、硝酸银溶液、氢氧化钠溶液、硼氢化钠溶液的质量比为1:1:1:1。
实施例2
所述的Ag@精油@环糊精/竹炭@TiO2纳米材料,包括以下步骤:
A、取植物精油与环糊精按质量比1:15混合,得到混合物a;
B、配制质量百分比为3%的明胶溶液,向明胶溶液中加入茶叶提取物,搅拌使溶解,然后加入混合物a、竹炭、二氧化钛,混合均匀得到混悬液;所述的明胶溶液、茶叶提取物、混合物a、竹炭、二氧化钛的质量比为130:7:5:3:3;
C、将混悬液与浓度为3g/mL硝酸银溶液混合,在搅拌状态下滴加质量百分比为1.5%的氢氧化钠溶液,得到黑色沉淀,将沉淀用去离子水洗涤至中性,然后滴加质量百分比为2-6%的硼氢化钠溶液,搅拌均匀,取沉淀用去离子水洗涤至中性,即得;所述的混悬液、硝酸银溶液、氢氧化钠溶液、硼氢化钠溶液的质量比为2:1:2:1。
实施例3
所述的Ag@精油@环糊精/竹炭@TiO2纳米材料,包括以下步骤:
A、取植物精油与环糊精按质量比1:10混合,得到混合物a;
B、配制质量百分比为2%的明胶溶液,向明胶溶液中加入茶叶提取物,搅拌使溶解,然后加入混合物a、竹炭、二氧化钛,混合均匀得到混悬液;所述的明胶溶液、茶叶提取物、混合物a、竹炭、二氧化钛的质量比为90:5:3:2:2;
C、将混悬液与浓度为2g/mL硝酸银溶液混合,在搅拌状态下滴加质量百分比为1%的氢氧化钠溶液,得到黑色沉淀,将沉淀用去离子水洗涤至中性,然后滴加质量百分比为2-6%的硼氢化钠溶液,搅拌均匀,取沉淀用去离子水洗涤至中性,即得;所述的混悬液、硝酸银溶液、氢氧化钠溶液、硼氢化钠溶液的质量比为1.5:1:1:1.5。
实施例4
所述的Ag@精油@环糊精/竹炭@TiO2纳米材料,包括以下步骤:
A、取植物精油与环糊精按质量比1:7混合,得到混合物a;
B、配制质量百分比为1-3%的明胶溶液,向明胶溶液中加入茶叶提取物,搅拌使溶解,然后加入混合物a、竹炭、二氧化钛,混合均匀得到混悬液;所述的明胶溶液、茶叶提取物、混合物a、竹炭、二氧化钛的质量比为100:4:4:3:2;
C、将混悬液与浓度为1.1g/mL硝酸银溶液混合,在搅拌状态下滴加质量百分比为1.0%的氢氧化钠溶液,得到黑色沉淀,将沉淀用去离子水洗涤至中性,然后滴加质量百分比为5%的硼氢化钠溶液,搅拌均匀,取沉淀用去离子水洗涤至中性,即得;所述的混悬液、硝酸银溶液、氢氧化钠溶液、硼氢化钠溶液的质量比为2:1.5:1.5:1。
实施例5:除臭效果检测
实验在70*45*45cm的有机玻璃箱中进行,分别将50mg/m3的H2S和NH3充入操作箱中,通过操作口将除臭剂均匀向箱内喷雾,10min后测定臭气浓度,每组重复三次。
消除率=(除臭前臭气浓度-消除后臭气浓度)/消除前臭气浓度*100%
实施例1 | 实施例2 | 实施例3 | 实施例4 | |
H2S | 85.15±0.35 | 82.93±0.52 | 87.09±0.85 | 81.60±0.34 |
NH3 | 83.08±0.56 | 81.09±0.65 | 85.89±0.92 | 83.08±0.56 |
Claims (7)
1.Ag@精油@环糊精/竹炭@TiO2纳米材料在宠物除臭中的用途,其特征在于,Ag@精油@环糊精/竹炭@TiO2纳米材料的制备方法包括以下步骤:
A、取植物精油与环糊精按质量比1:5-15混合,得到混合物a;
B、配制明胶溶液,向明胶溶液中加入茶叶提取物,搅拌使溶解,然后加入混合物a、竹炭、二氧化钛,混合均匀得到混悬液;所述的明胶溶液、茶叶提取物、混合物a、竹炭、二氧化钛的质量比为60-130:3-7:2-5:1-3:1-3;
C、将混悬液与硝酸银溶液混合,在搅拌状态下滴加稀氢氧化钠溶液,得到黑色沉淀,将沉淀用去离子水洗涤至中性,然后滴加硼氢化钠溶液,搅拌均匀,取沉淀用去离子水洗涤至中性,即得;所述的混悬液、硝酸银溶液、氢氧化钠溶液、硼氢化钠溶液的质量比为1-2:1-2:1-2:1-2。
2.如权利要求1所述的用途,其特征在于:
所述的植物精油为艾草精油、茶树精油、乳香精油、薄荷精油中的一种,或一种以上的等比例混合物。
3.如权利要求1所述的用途,其特征在于:
所述的茶叶提取物,主要成分为茶多酚、茶多糖、茶皂甙混合物。
4.如权利要求1所述的用途,其特征在于:
所述的步骤B中明胶溶液的质量百分比浓度为1-3%。
5.如权利要求1所述的用途,其特征在于:
所述的步骤C中硝酸银溶液的浓度为0.1-3g/mL。
6.如权利要求1所述的用途,其特征在于:
所述的步骤C中稀氢氧化钠溶液的质量百分比浓度为0.8-1.5%。
7.如权利要求1所述的用途,其特征在于:
所述的步骤C中硼氢化钠溶液的质量百分比浓度为2-6%。
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