1) released formaldehyde
释放甲醛
1.
After comparing the test results of the amount of free formaldehyde of synthesized resin,the amount of released formaldehyde from the finished fabrics,the wrinkle recovery angle and strength preservation value,the paper worked out an optimal synthesizing process in which n(glyoxal)∶n(urea)∶n(formaldehyde) = 1∶1.
介绍了两步法合成DMDHEU树脂的工艺,探讨了乙二醛、脲、甲醛原料配比,以及pH值、反应温度和时间等因素对合成工艺的影响,分析比较了合成树脂的游离甲醛量、整理后织物释放甲醛量、折皱回复角及强力保留值等测试结果,优化出较佳合成工艺:n(乙二醛)∶n(脲)∶n(甲醛)=1∶1。
2) formaldehyde release
甲醛释放
1.
Research progress of the low formaldehyde release in urea formaldehyde resins bond;
脲醛树脂粘合剂中低甲醛释放的研究进展
2.
A study was made on the determination process of EN717-2:1994 Wood-based panels—Determination of formaldehyde release Part 2:Formaldehyde release by the gas analysis method.
对欧盟标准EN 717—2:1994《甲醛释放量气体分析法》测定人造板甲醛释放量的过程进行研究,系统分析了整个测量过程的不确定度来源并对其进行评定,对各不确定度分量进行了量化,在此基础上提出了该法的合成不确定度。
3.
Research progresse in lowing the formaldehyde release of the urea-formaldehyde resin and the UF-resin products by improving the synthesis craft,adding the alter-regent and using post treatment with the plywood was reviewed.
从脲醛树脂胶粘剂的合成工艺、使用时加入添加剂、人造板的后处理等几个方面,综述了近几年来脲醛树脂及其胶接制品降低甲醛释放研究的新进展。
3) formaldehyde emission
甲醛释放
1.
According to the traditional condensation polymerization theory,colloidal concept of UF resin,and some experimental and production facts,this paper discussed the formaldehyde content of UF resin,formaldehyde emission and water resistance of wood-based boards,and the effects of m.
该文依据高分子缩聚的经典理论和胶体学说以及一些实验与生产事实,讨论了脲醛树脂中的游离甲醛问题、胶接制品的甲醛释放问题、脲醛树脂的耐水性问题、脲醛树脂固化速度与摩尔比以及固化剂种类的关系问题,分析了脲醛树脂固化的经典理论与胶体学说存在的问题。
2.
The behavior of formaldehyde emission from medium density fiberboard (MDF) is a function of time elapsed.
在MDF甲醛释放蠕变过程中,MDF甲醛释放驱动力保持不变时,MDF甲醛释放量随时间延长而变化。
3.
The correlation between the two different methods of perforator and desiccator to evaluate formaldehyde emission from MDF was studied here.
研究了MDF甲醛释放量两种评价方法(干燥器法和穿孔法)的关系,通过对不同测试条件下用干燥器法对MDF甲醛释放量进行检测,其结果用穿孔法的检测结果进行对比和检验。
4) Formaldehyde emission rate
甲醛释放率
1.
The test uses the phenol reagent method,detects the change regularity of formaldehyde concentration in the air with the time after painting alkyd ready mixed paint,computes the corresponding Formaldehyde emission rate and analyzes the characteristics of formaldehyde emissio.
以目前国内市场上广泛使用的醇酸调和漆为研究对象,利用按照ASTME1333-1996标准自行设计的环境测试舱,采用酚试剂比色法,检测醇酸调和漆样品涂刷后空气中甲醛浓度值随时间的变化规律,计算出相应的甲醛释放率,分析甲醛释放特征,并考察环境温度、空气置换率、环境相对湿度等主要环境因子对其影响,同时,建立了甲醛释放率的实测曲线,为建立预测装饰装修材料对室内空气质量影响的评价体系提供可靠数据依据。
6) formaldehyde release
甲醛释放量
1.
Effects of moisture content of wood-based panels on formaldehyde releases;
人造板含水率对游离甲醛释放量的影响
2.
Moreover,The modified UF resin have characteristics of lower content in free formaldehyde and simple craft in production;The adhesive strength and formaldehyde release of plywood produced with this resin are all accord wi.
羧基丁苯胶乳改性脲醛树脂胶粘剂具有游离甲醛含量低、生产工艺简单等特点,生产出的胶合板的胶合强度和甲醛释放量均满足国家标准。
3.
Effects of different process factors onthe formaldehyde release quantities, relationship between the formaldehyde release values determinded by the twostandard methods, and the optimum process conditions to decreasing the for.
以三倍体毛白杨为主要原料,采用不同的施胶量、目标密度、热压时间和热压温度,在实验室条件下制备大片刨花板,按国家标准对其甲醛释放量进行测定,找出各因子对刨花板甲醛释放量的影响、不同测定方法测值间的相关性及降低甲醛释放量的最佳工艺条件。
补充资料：释放
释放
discharge
释放(disoharge)(一)积压起来的心理能量或紧张情绪的释放。(2)受到刺激的神经元冲动的发放。(3)身体分泌物的排除，或排放分泌物过程本身。(4)任何一种反应的发出，都可视为一种广义的释放事件。 (张旭东撰车文博审)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条