耐酸碱性
- 网络acid and alkali resistance
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研究表明,由于疏水基团的引入,使得聚合物P(AM/DAGE)具有一定的耐温、抗盐及耐酸碱性。
It was found that the introduction of hydrophobic groups provides P ( AM / DAGE ) copolymer a capability of heat-resistance , salt-resistance and excellent acid and alkali resistance .
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修饰后的超氧化物歧化酶的热稳定性、耐酸碱性明显增强。这有利于越橘叶超氧化物歧化酶的保存与应用。
And then the thermal stability , acid and alkali resistance of SOD have been enhanced after the modification what are benefit to the preservation and application of superoxide dismutase extracted from the blueberry leaves . 4 .
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在磁性小球中以N,O-羧甲基壳聚糖磁性小球的官能团含量最高,耐酸碱性及硬度最强。
In the magnetic beads , the functional groups content of N , O-carboxymethyl chitosan magnetic ball is highest .
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甲基硅油改性APP后,一定程度上降低了钢板背温,提高了防火涂料的耐火性能,但对耐酸碱性无明显的影响。
But modified APP with methylsilicone had less effect on the acid and alkali resistance of the fire retardant coatings .
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基膜化学稳定性的研究表明,PEU/PES共混基膜具有较好的耐酸碱性,而PSU/PES共混基膜耐酸碱性较差,限制其在pH敏感膜的制备方面的应用。
The characterized results of chemical stability showed that PEU / PES blend membranes possessed better acid-proof and alkali-proof advantages , but PSU / PES blend membranes did not possess the advantages , which restrict their application in preparation of pH sensitive membrane .
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聚对苯二甲酸乙二醇酯(PET)纤维具有一系列优良的物理和化学性能,如较高的断裂强度和模量、较好的耐酸碱性、优秀的抗氧化和漂白等性能,广泛应用在各个领域。
( PET ) is widely-used in many fields especially in apparel industry because it possesses a series of excellent physical and chemical properties such as high breaking strength and modulus , good resistance to acid , alkali , oxidant and bleaching solution and so on .
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实验结果表明,大豆蛋白纤维具有良好的耐酸碱性及耐氧化还原性。
The result shows that the soybean protein fibers possess good chemical stability .
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结果表明,制备的超疏水涂层具有很好的耐酸碱性和热稳定性。
The results showed that the superhydrophobic coatings were excellence about chemical stability and thermal stability .
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膜层结构均匀、较致密,附着力及耐酸碱性均较好。
The structure of the film layer is homogeneous and its adhesion and corrosion resistance are improved .
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因其化学性质的稳定,具有出色的耐酸碱性、色牢度和抗氧化性。
Due to the stability of its chemical properties , it has excellent acid and alkali resistance , color fastness and oxidation resistance .
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结果表明,磁性微珠具有很强耐酸碱性,可以作为蛋白吸附能力的聚合物磁性粒子。
The results showed that magnetic microbeads can be used as strong capacity for binding protein on the good resistance to acid and alkali .
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由于丙烯酸酯类聚合物乳液具有优良的耐光性、耐酸碱性和耐腐蚀性,而广泛应用于涂料、胶粘剂等。
Acrylate polymer emulsions are widely uesd in coatings , adhesives and so on because of their good lightfastness , acid-alkali resistance and corrosion resistance .
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多孔磷渣微晶玻璃与其他微晶玻璃及天然石材相比具有优良的机械性能、耐酸碱性、及密度小等特点。
Compared to other ceramics glass and natural stone , porous glass-ceramic with excellent mechanical properties , acid and alkali resistance , and density , etc.
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同时对超疏水涂层耐酸碱性和热稳定性进行了初步的研究。
At the same time , chemical stability toward acid and alkaline aqueous solution and thermal stability of the superhydrophobic coatings have been also investigated .
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因苯丙乳液具有优良的耐酸碱性和耐腐蚀性等特性,且价格低廉,可广泛应用于涂料、胶黏剂等领域。
Styrene-acrylate polymer emulsion are widely used in coatings and adhesives , because of its excellent application properties , such as acid-alkali resistance and corrosion resistance .
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文章对双波长荧光防伪聚丙烯纤维的荧光特性进行了研究,并测定了荧光纤维的耐热性、耐酸碱性及洗涤性等。
Fluorescent speciality of the biwavelength fluorescent falsification-proof is studied , and the heat resistance , acid-base resistance and washing resistance are also tested in this paper .
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聚乳酸纤维具有手感柔软、光泽柔和、服用舒适、强伸度高等优点,但也存在耐热性和耐酸碱性差等突出问题。
The PLA fiber has many advantages , such as soft smooth feeling , subdued softness , wearing comfortable , high strength and elongation and so on .
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结果表明:在适宜包埋条件下,固定化硝化细菌保持较好的硝化作用活性,并具有一定的热稳定性及耐酸碱性。
The result shows that under the optimum embedding condition , the fixed bacterium still keeps the satisfying activity and has good thermal stability and pH changing tolerance .
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研究了该树脂的溶胀率,溶胀动力学扩散模型,耐酸碱性、耐热、耐寒及耐光等性能。
The properties of the superabsorbent such as swelling rate , swelling dynamics , acid-alkali resistance , heat resistance , low temperature resistance , and light permanency were studied .
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此种嵌段复合物改善了聚酯型聚氨酯的耐水性及耐酸碱性,保持了其本身的高强度、高弹性。
These types of block composite materials have better resistivi - ties against water ,, acid and alkali than conventional polyester polyurethane and maintain the high strength and elasticity .
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它具有强度大、抗撕裂性好、阻燃性好、耐酸碱性好、印刷性好、可书写、经久耐用等特点。
It has large intensity , good tear resistance , good flame retardant , good acid and alkali , good printing , can be written , durability and other characters .
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偏高岭土作为高活性矿物掺合料应用于混凝土中,具有减轻或消除碱骨料反应,提高混凝土的强度和密实性、抗碳化能力和耐酸碱性等优点。
Mix Metakaolin as a highly active mineral admixture in concrete can reduce or eliminate alkali aggregate reaction , increase strength , density , acid and alkaline resistance , and anti-acid .
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超短超强激光脉冲与高密度等离子体相互作用的粒子模拟研究发泡密度高且采用连续发泡式发泡,具有优良的耐酸碱性,耐久性。
Particle Simulation Research on the Interaction of Ultra-short Ultra-intense Laser Pulses and Overdense Plasmas Continuous foaming process with high foaming intensity ; It has excellent chemical resistance and abrasion resistance .
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为了使这种具有完全疏水性的材料得到应用,对其性质如耐酸碱性、热稳定性等进行了初步的研究。
In order to make this kind of completely hydrophobic materials being applied in future , its chemical stability toward acid and alkaline aqueous solution , thermal stability have been also investigated .
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桥隧防护因其具有经济、施工简单方便及具有良好的防水性、耐酸碱性、耐候性、粘接性能好和抗渗透性等优点近年来得到大量使用。
Bridge and Tunnel protection because of its economy , simplicity and convenience , has a good waterproof , acid and weather resistance , good adhesion properties and anti-permeability of the advantages of large-scale use in recent years .
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方法室温下,用酸性乙醇浸泡新鲜马齿苋红花,过滤得色素提取液,然后对该色素的耐酸碱性、耐热性、耐光性、耐氧化还原性等理化性质进行测定和分析。
Methods Under the room temperature , having extracted the filtered pigment solution from the acidic alcohol immersed with fresh Purslane Red flower , and then determined and analyzed the physico-chemical resistance to acid , alkali , heat , light and oxidation-reduction and so on .
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此外,对固化膜进行性能测试,发现少量氟的引入可提高固化膜的耐酸碱性、耐沸水性以及耐污染性,对固化膜的铅笔硬度及附着力没有明显的影响。
Besides , the introduction with a small amount of fluorine into polyester powder coating can improve the acid resistance , alkali resistance , boiling water resistance and pollution resistance of cured coatings , but it had little effect on the pencil hardness and adhesion of cured coatings .
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所以,上光产品的制卡和会员卡制作油墨应选用耐酸类、酯类溶剂和耐酸碱性的。
Therefore , glazing products business card printing and membership card making ink should be chosen on the acidproof class , solvents and acidproof alkalescence .