1. The free formaldehyde of the ureaformaldehyde resin adhesive agent is the main pollution source of artificial board.
尿醛树脂胶粘剂中的游离甲醛是人造板中主要的污染源。
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2. A novel method for producing ureaformaldehyde resin with intensive viscidity, high solid content and low toxicity is introduced in this report.
介绍一种粘结强度大、固含量高、低毒环保型的脲醛树脂粘合剂的合成方法。
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3. With sulfonated melamine and urea as monomers and acids as catalysts, the synthesis of sulfonated melamine urea formaldehyde resin is carried out.
以磺化三聚氰胺和尿素为单体,在酸催化下,合成磺化三聚氰胺尿素甲醛树脂。
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4. Viscosity change of melamine ureaformaldehyde glue line was investigated with a thermo mechanical analyzer (TMA) used as a parallel plates rheometer.
用热机械分析(TMA)方法研究了三聚氰胺-尿素-甲醛树脂固化初期胶层粘度的变化。
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5. This paper aimed at the problem of moisture-resistance performance of finish foil, adopting melamine modified ureaformaldehyde impregnated resin to make MUF.
6. The new ureaformaldehyde resin for plywood was developed, by using a specifically designed, advanced synthesis process with two modifiers added in its final stage.
此种新开发的脲醛树脂,采用特定的先进合成工艺和加入两种改性剂研制而成。
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7. The storing stability of ureaformaldehyde resin adhesive with the change of PH value is researched in attempt to guide the production and imporove the application for products.
对脲醛树脂胶的贮存稳定性随p H值的变化进行研究,以指导生产,提高产品的适用。
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8. Base on this, the influence of ureaformaldehyde resin on the water resistance of MOC was investigated through an experimental study with strength and water-resistance as evaluation indexes.
9. Remove asbestos or urea-formaldehyde insulation from buildings when required.
需要时从建筑物上移除石棉或脲醛绝缘物。
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10. The abamectin microcapsules were prepared by in-situ polymerization process in this work, with melamine-formaldehyde resin and urea-formaldehyde resin as wall materials respectively.
采用原位聚合法,分别使用脲醛树脂和蜜胺树脂两种囊壁材料对生物农药-阿维菌素进行了微胶囊包覆。
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11. As a matrix of wood composite, urea-formaldehyde resin has been used extensively, and the relationship between its structure and performance is also one focus for enterprises.
作为木质复合材料基体而被广泛使用的脲醛树脂,其结构与性能之间的关系,一直是企业界所关注的焦点。
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12. The three main adhesives for artificial plate are urea-formaldehyde resin adhesive, phenolic-formaldehyde resin adhesive and melamine-formaldehyde resin adhensive.
人造板工业使用的三大胶是脲醛树脂胶、酚醛树脂胶和三聚氰胺-甲醛树脂胶。
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13. This artical presents the productive technology and formulae of urea-formaldehyde resin used in bamboo mould plate.
本文对竹胶板模板用脲醛树脂胶的生产工艺和配方试验研究做了介绍。
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14. Production theory and processes of modified urea-formaldehyde resin used in oil well water shutoff and some influence on product performance resulted by main factor in the production are introduced.
介绍了适用于油田油井堵水用的改性脲醛树脂的生产原理和工艺,以及生产中的关键因素对产品性能的影响。
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15. The urea-formaldehyde resin was made from industrial 36% formalin and 46% N carbamide in the laboratory. The urea-formaldehyde resin was used to imbed the insect specimens.
16. Solid Color Reinforced Composite (SCRC) panels do not contain urea-formaldehyde.
实心彩色强化复合材料(SCRC)面板不包含尿素甲醛。
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17. Two parts were included in this study, Microencapsulation of rose perfume with urea-formaldehyde resin wall were prepared by in-situ method in the first part.
本文研究工作分为两部分,第一部分是用原位聚合法以脲醛树脂为壁材制备缓释型香精微胶囊。
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18. The effect of ethanol, urea-formaldehyde resin, melamine and flame retardant of resistance to water and fire was studied.
研究了乙醇、脲醛树脂、三聚氰胺和阻燃剂对涂料耐水、阻燃性能的影响。
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19. The theoretical researches on urea-formaldehyde resin and its practice in wood industry were reviewed in detail.
对脲醛树脂的理论研究及其在木材工业中的实际应用进行了较全面的概括和评述。
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20. Based on the experimental Studies, a new kind of expansion anti-fire coating was manufactured, which is made mainly of cheaper urea-formaldehyde resin.
在实验研究基础上,提出以廉价的脲醛树脂为基料,辅以相关助剂制取膨胀型防火涂料的新方法。
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21. The effect of modified hide glue agent on the bonding property of urea-formaldehyde resin was studied to improve the application performance of UF resin.
研究了化学改性皮胶加入脲醛(UF)树脂对胶合性能的影响,旨在提高普通脲醛树脂应用性能。
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22. Objedtive: To explore the technological conditions about preparing for microcapsules with an urea-formaldehyde resin as wall and with cypermethrin as core material.
目的:探讨以脲醛树脂为壁材,以氯氰菊酯为囊芯物制备聚脲微胶囊的工艺条件。
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23. The water resistant low formaldehyde content urea-formaldehyde resin was prepared by adding hydrophobic resin and formaldehyde collecting agent.
采用加入疏水性树脂和甲醛捕捉剂的方法对脲醛树脂进行了改性。
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24. Meanwhile, the mechanical properties of plant fiber cement-based composite materials have been effectively improved through treating the surface of plant fiber by urea-formaldehyde resin.
同时采用脲醛树脂对植物纤维进行表面处理,有效地改善了复合材料的物理性能。
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25. The analytic study was also made on molecular structure of urea-formaldehyde resins.
还对脲醛树脂的分子结构进行了分析研究。
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26. The fire-retardant urea-formaldehyde resins were synthesized with urea and formaldehyde and P800 and borax.
通过分批加入尿素的方法,将尿素、甲醛、阻燃剂P800和硼砂反应制备阻燃脲醛树脂。
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27. Other polymers, e. g. urea-formaldehyde and polyurethanes, are important insulating materials for reducing heat losses and hence reducing energy usage.
另一些高聚物,比如,脲甲醛和聚脲,是非常重要的绝缘材料可以减少热量损失因而减少能量损耗。
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28. The curing processes of urea-formaldehyde(UF) resin, polydiphenylmethane diisocyanate (PMDI) and their mixtures were examined respectively by differential scanning calorimetry (DSC).