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- Features: High fastness, soft, The formaldehyde content is in accordance with the International Standard. 色泽饱满、牢度好、手感软,环保指数达国际环保织物要求。
- A preparation method of urea-formaldehyde resin adhesive with low free formaldehyde content and high adhesive strength was presented. 介绍了含游离甲醛低的粘结强度大的建筑行业用脲醛树脂粘合剂的制备方法。
- The paper discussed in detail a method of determination of formaldehyde content in textileacetyl-propionyl. 详细介绍了纺织品中甲醛含量的一种测定方法戊二酮法。
- Color reaction with acetylacetone is used to determine the formaldehyde content in fabrics. 织物中甲醛的测定大多采用乙酰丙酮的显色反应。
- You can rest assured to buy the products marked EO which means the formaldehyde content is less than 0.5%. 而像这样贴有环保EO(配音:E零)标识的,也就意味着它的甲醛含量低于0.;5%25,您可以放心购买。
- Features: High fastness, soft, good covering ability. The formaldehyde content is in accordance with the International Standard. 遮盖力和精细度特好,手感较软,牢度好,环保指数达国际环保织物要求。
- The optimal condition for the film with comprehensive property as follows: formaldehyde content 10g,urea content 7g,borax content 2.5g. 甲醛用量10g、尿素用量7g、硼砂用量2.;5g时;复合膜的综合性能较好。
- Launder your new clothing before you wear it as this washes out the starch and dye residue, and reduces the formaldehyde content. 为了避免伤害,新买的衣服一定都要下水洗过再穿,才能洗掉浆、表面处理物、残馀的染料及降低甲醛含量。
- Chooses the compound floor to consider three factors: Wear-resisting rotation, formaldehyde content and absorbing water thickness expansion rate.... 选择复合地板要考虑三个因素:耐磨转数、甲醛含量和吸水厚度膨胀率。...
- The results have been shown that formaldehyde content in jellyfish gradually decreased with increasing soaking time and temperature. 结果表明,海蛰内甲醛随着浸泡时间延长而逐渐降低,温度高时甲醛消解速度大于温度低时。
- Features: Strong Covering ability, high gloss, good elasticity, soft, good fastness. The formaldehyde content is in accordance with the International Standard. 遮盖力好、光泽饱满,弹力强、手感软、牢度好,环保指数达国际织物要求。
- Water proofness of urea-forrualdehyde resin can be improved by adding melamine and polyvinyl alcohol. The free formaldehyde content in the modified resin lowered obviously. 采用加入聚乙烯醇及三聚氰胺等方法来改善脲醛树脂胶粘剂的耐水性,制得的树脂游离醛含量明显下降。
- Experiments were made by different methods of microwave plasma processing on curing time,application period,bonding strength and free formaldehyde content of UF resin. 试验结果表明:等离子处理对脲醛树脂胶粘剂的固化时间和适用期的影响不明显;
- Ekstrand B A,Hensten-Pettersen S,Kullman A.Denture adhesives:cytotoxicity,microbial contamination,and formaldehyde content[J].J Prosthet Dent,1993,69:314. 口腔材料生物学评价:口腔材料生物性能评价导则.
- Its complete alternative formaldehyde content but higher prices relatively cheap "E2" class plate rather than formaldehyde content but low prices more expensive "E1" class plate. 其完全可选择甲醛含量较高但价格相对便宜的“E2”级板材,而不选择甲醛含量低但价格较昂贵的“E1”级板材。
- After indoor formaldehyde content standard of service due to renovation, Beijing Aon Resort decoration company was arbitral award compensation loss of 27 million yuan customers. 因装修后室内甲醛含量超标,北京怡安兴业装饰公司被仲裁裁决赔偿客户损失27万余元。
- The third urea joined may obviously reduce the free formaldehyde content of the reacting system, at the same time the reaction production was mainly monomethylolurea. 第3次尿素的加入可以明显地降低反应体系中的游离甲醛含量,同时主要生成为-羟甲脲。
- A series of color test are carried out to determine the influence of developing result at different time after preparing the acetylacetone on formaldehyde content measuring. 文中对乙酰丙酮在配制后不同时间的应用作了一系列显色试验,以探讨试剂在不同时间显色结果对甲醛含量测试结果的定量影响。
- Still a bit not allow to ignore, it is formaldehyde content exorbitant, after the shop is installed, the content of formaldehyde is exorbitant, harmful to human body health. 还有一点不容忽视的,就是甲醛含量是否过高,铺装后,甲醛的含量过高,对人体健康有害。
- The formaldehyde contents in tofu filtrate, liquid separated from beancurd and the distillate of beancurd were measured by acid-base titration. 制作过程中加入吊白块,用酸碱滴定法分别测定水豆腐压滤液、离浆液和蒸馏液中甲醛含量。