Densification of Poplar Wood by Modified MF Resin 改性三聚氰胺树脂处理杨木密实化的研究
Taking modified MF and PF resin as the adhesive and using "cool-hot-cool" technology, this paper designs two groups of technological parameters of hot-pressing to press bamboo curtain plywood. 基于前期对改性三聚氰胺-甲醛树脂(MF)的研究成果,以改性MF为胶黏剂,选取热压温度、单位压力和时间为试验因素,研究竹帘胶合板制造工艺。
This paper reviewed the orientation theory of polymer in MF and the influence of MF on the properties of epoxy resin and its composites. 本文介绍了环氧树脂在磁场作用下的取向原理,综合分析了磁场对环氧树脂结构及性能的影响。
The result shows that in the last stage of condensation polymerization, MUF resin with stable property can be made up by adding MF resin, and it's easy to control the preparation stage. 结果表明:在缩聚反应的后阶段加入三聚氰胺制得的MUF树脂,其性能稳定,且制备过程易于控制。
Application of UF Modified MF Resin 改性三聚氰胺树脂的应用
With melamine being replaced by urea partly, the cost of MF resin can be reduced. 以尿素代替部分三聚氰胺制备三聚氰胺-甲醛树脂,可降低树脂的成本,但要达到较好的耐老化性,三聚氰胺和尿素的比例应大于40:60;
A Preliminary Study of the Technique of Fixating Recovery from Compressed Poplar Wood with MF Resin Sampling water contents have a strong relation to the strength and mechanical properties of cyclic wetting and drying of lime stabilized expansive soils. 竹模板湿变形特性的初步研究制样含水率对弱膨胀土石灰稳定土的强度及其干湿变形有重要的影响。
THE MECHANICAL ANALYSIS AND CALCULATION OF STEEL FRAMED FORMWORK MADE BY OSB OVERLAID WITH MF RESIN IMPREGNATED PAPER Processing Technology for Mouldings Overlaid with Veneers MF浸渍纸贴面定向刨花板钢框模板的力学分析与计算
The preparation of microcapsules of bio-pesticide rotenone by means of in-situ polymerization, with melamine formaldehyde resin ( MF) as the shell material, is discussed in this paper. 采用三聚氰胺甲醛树脂(MF)作为囊壁,用原位聚合法对生物农药鱼藤酮进行包囊,制备微胶囊制剂。
Hexanolactam, glycerin, diethylene glycol and sugar are usually used as modifier of melamine resin in short cycle under the low pressure. 将己内酰胺、丙三醇、二甘醇、糖用作低压短周期三聚氰胺甲醛(MF)树脂的改性剂。
This paper studies stability of MUF mixed resin on the basis of the formulation of the fixed UF resin synthesis process. The influences of MF synthetical technology and different modifier on MUF resin stability were discussed. 本文主要研究三聚氰胺-尿素-甲醛树脂的稳定性,在固定UF树脂的合成工艺配方的基础上,通过改变MF的合成工艺和不同助剂的添加量来探讨对三聚氰胺尿素甲醛树脂的稳定性能的影响。
MF is used as the impregnated resin of the laminate floor covering, which has a certain degree of abrasion resistance but not enough as the flooring decoration material. 浸渍纸层压木质地板以MF树脂为浸渍树脂,MF树脂虽硬度高,具有一定的耐磨性,但作为地板的饰面材料,其耐磨性还相差甚远。
On the other hand, chemical additives which can cross-link with fiber, such as urea-formaldehyde resin ( UF) and melamine formaldehyde resin ( MF), are usually used to improve adhesion between fibers in the production of fiberboard and paperboard. 另一方面,在纤维制品的制备过程中人们通常采用脲醛树脂(UF)和三聚氰胺甲醛树脂(MF)等能与纤维素交联的化学助剂来提高纤维之间的胶合性能和耐水性能。
The effect of impregnation process, hot-pressing process, ultrasonic dispersion process and the inorganic on the abrasion resistance of MF resin was studied. 探讨MF树脂的浸渍工艺、MF树脂浸渍装饰板的压贴工艺、无机物在MF树脂中的超声分散工艺以及无机物对MF树脂耐磨性的影响。