其阻燃背衬胶乳氧指数可达70以上。
The Oxgen index of the fire retarding back-coating latex exceed not over70.
革的燃烧性能用垂直燃烧试验和氧指数进行表征。
The flammability of leather was evaluated by the vertical flame test and Oxygen Index Test.
研制硬质聚氯乙烯(硬质pvc)氧指数标准物质。
Certified reference material of rigid PVC for oxygen index was developed.
明显降低心肌耗氧指数,但对心肌耗氧量无显著影响。
The change of cardiac oxygen consumption was not significant, but the index of myocardial oxygen consumption was decreased significantly.
组织供氧指数在进住高原的早期明显降低,而后期恢复正常。
The oxygen content of tissue was reduced significantly during the early stage of inhabit highland, and restored normal in late stage.
限氧指数值高达50以上,进一步提高了阻燃效果及其实用价值。
Its limiting oxygen index (LOI) value was over 50, which further promoted its flame retardant effect and its value for practical USES.
限氧指数值高达50以上,进一步提高了阻燃效果及其实用价值。
Its limiting oxygen index (LOI) value was over 50, which further promoted its flame retard...
所制备的阻燃聚酯具有优异的阻燃性能,极限氧指数30 ~32。
The produced flame-retardant polyester had splendid flame retardance and the limiting oxygen index in the range of 30 ~ 32.
冠心灵降低心肌耗氧量,降低心肌耗氧指数,而对心肌氧利用率影响不大。
Guanxinling also can lower myocardial volume oxygen and myocardial volume oxygen index.
聚氨酯泡沫本质上属于高度易燃材料,未做阻燃处理时氧指数仅为16.5%。
Polyurethane foam in essence are highly flammable materials, do not make flame retardant processing the oxygen index is only 16.5%.
经过试验测得添加助剂后的材料在抗冲击强度、硬度、氧指数等方面都有明显的改善。
After adding additives measured in experiment, the materials in the impact strength, hardness and oxygen index have been improved obviously.
通过氧指数检测及热重分析考察了复合金属氧化物添加量对软PVC阻燃性能的影响;
The flame retardant of the flexible PVC treated with composite metal oxides was studied by oxygen index (OI) and differential thermal analysis;
采用氧指数和烟密度分析方法,对无卤阻燃聚乙烯试样燃烧性能测试的影响因素进行了分析。
The factors of flammability testing of no-halogen flame-retardant PE were investigated by testing methods of the oxygen index and the smoke density.
讨论了难燃接枝聚合物聚醚多元醇的用量对聚氨酯软质泡沫密度、氧指数和力学性能的影响。
The effects of FRGPPP content on density, oxygen index and mechanical properties of FPUF were investigated.
采用氧指数法、热重分析及烟密度测试法就锡酸锌对软质pvc的阻燃抑烟行为进行了研究。
The effects of zinc stannate on flame retardancy and smoke suppression of soft PVC were studied by means of LOI, TGA and smoke density measurement.
含量,种类,填充物蓬松度,耗氧指数,填充物净重量,服装面料支数,防钻绒性,灰尘鉴定。
Content, Species, fill Power, Oxygen, Turbidity, Net fill weight, Thread count, Down proof, Dust Evaluation.
此类装饰板的氧指数值可以达到日本标准(JIS D 1201—77)中的难燃等级一级。
It could meet the first combustion grade of the Japanese standard (JISD 1201-77).
这些原料耗氧指数非常低(通常在3.2左右),浊度值非常高(通常450-500或者更高)。
Such material will have very low oxygen (usually around 3.2) and a very high turbidity (usually 450-500 or higher).
各种数据的获得借助于拉力试验机、悬臂梁冲击试验机、热重分析仪、和氧指数仪等各种分析测试手段。
Experimental data were obtained by means of all kinds of instruments such as a tensile machine, an Izod impact test machine, thermogravimetric analysis, limit oxygen index (LOI) instrument and so on.
并用扫描电镜、热分析、氧指数和机械性能测定等方法研究了HB—1对酸酐固化的环氧树脂性能的影响。
It's influence on the properties of anhydride cured epoxy resin was studied by scanning electron microscope, heat analysis, limiting oxygen index determination and other methods.
结果表明,经过阻燃处理的木材其氧指数和剩碳率比未处理的木材升高,而热降解反应活化能和分解温度降低。
Experimental data showed that for the treated wood there was an increase in char yield and LOI, and decreases in activation energy and temperature of decomposition.
但它们均属于易燃材料,PE的氧指数为17.4,而ABS的氧指数仅为16.8,这极大的限制了他们的进一步应用。
PE has a limiting oxygen index(IO) value of 17.4, ABS has only 16.8. Therefore, the flame retardancy of them is very important in widening their application areas.
研究了阻燃环氧树脂固化物样品规格、质量、组成、性质及环境对其氧指数测定结果的影响,对测定结果的判据进行了有益的改进。
This paper was Concerned the influence of the regular, quality, composition, properties of the cured epoxy resin and test environment on the LOI determination, also reported a favourable im.
试验结果表明,经浸渍处理的成品胶合板的环保、阻燃性能均不理想,很难达到环保、阻燃的要求,试验中氧指数最高为38%。
The results indicated, plywood with this method is not satisfying and its properties of environmental protection and flame retardation are hard to improve, the highest OI is only 38% in experiments.
通过对复合材料的氧指数测定表明,添加了可膨胀石墨的复合材料具有良好的阻燃特性,但膨胀石墨对于复合材料的阻燃效应贡献甚微。
By means of the test of LOI (limited oxygen index), it is showed that composites have good flame-retardant characteristics and expanded graphite has less contribution to the flame -retardant effect.
采用热重分析(TGA)、红外光谱分析(FTIR)、氧指数测定和垂直燃烧实验,研究了所合成的膨胀型阻燃剂对聚丙烯的阻燃作用。
Thermal gravimetric analysis(TGA), FTIR, Limited oxygen index(LOI) and vertical firing test are used to research the flame retardancy of the intumescent flame retardant on PP.
通过氧指数(OI)、烟密度等级(SDR)、热性能和力学性能的测定,研究了锡酸锌包覆碳酸钙阻燃剂对聚氯乙烯(PVC)电缆料性能的影响。
The effects of Zinc stannate coated CaCO3(ZSC-1) flame retardant on properties of PVC cable material were studied by the tests of OI, SDR, thermal property and mechanical property.
耗氧指数(联邦贸易法ftc要求小于20)。许多公司严格要求达到10或者8。加拿大和美国- FTC都顾及到新的法规要求达到或者小于10。
Oxygen Number (FTC requires less than 20). Many companies have a stricter requirement such as 10 or 8. Canada and the USA-FTC are both considering a new regulation of 10 or less.
研究结果表明,材料的氧指数、烟密度与炭化剂的用量成正比,而起始膨胀时间与炭化剂的用量成反比。以直接模压成型方法制得的材料膨胀性能较好。
It was found that its oxygen index, smoke density were directly proportional to content of carburizer whereas its initial expanding time was inversely proportional to content of carburizer.
研究结果表明,材料的氧指数、烟密度与炭化剂的用量成正比,而起始膨胀时间与炭化剂的用量成反比。以直接模压成型方法制得的材料膨胀性能较好。
It was found that its oxygen index, smoke density were directly proportional to content of carburizer whereas its initial expanding time was inversely proportional to content of carburizer.
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