A new type of brake pad using hybrid fibers reinforced modified phenol-formaldehyde resin matrix was produced.
采用混杂纤维作增强材料并以改性酚醛树脂为基体制成提速列车用的制动闸片。
Objective: To explore the microbial inhibitory effect of phenol-formaldehyde resin in sealing up pits and fissures.
目的:探讨酚醛树脂用于牙齿点隙裂沟封闭的抑菌杀菌作用效果。
The technique for preparing phenol-formaldehyde resin adhesive from straw tar and its properties were studied and analyzed.
用稻草焦油部分替代苯酚合成酚醛树脂胶黏剂,并对其性能进行了分析。
The technique for preparing phenol-formaldehyde resin adhesive from bamboo tar and its characters were studied and analyzed.
研究了用竹焦油部分替代苯酚合成酚醛树脂胶黏剂,并对其性能进行分析。
The technique for preparing phenol-formaldehyde resin adhesive from bamboo tar and its characters were studied and analyzed.
用稻草焦油部分替代苯酚合成酚醛树脂胶黏剂,并对其性能进行了分析。
Carbon supported membrane and carbon-carbon composite membrane were prepared from phenol-formaldehyde resin and their gas separation properties were investigated.
以酚醛树脂为原料制备了炭支撑膜和炭-炭复合膜,研究了其气体分离性能。
Studies have been made on the preparation and physicochemical properties of activated carbon fibers(ACF), prepared from felts of rayon, phenol-formaldehyde resin, and polyacrylonitrile.
本文以毡状粘胶纤维、酚醛纤维和聚丙烯腈纤维为原料研制了活性炭纤维(ACF),并考察了它们的物化性能。
The results indicated that the thermal stability of phenol-formaldehyde resin was related to the presence of dimethylene ether linkage. The thermal stability decreased as the ether linkage increased.
结果表明酚醛树脂的热稳定性与二亚甲基醚键的存在很有关系,随着醚键的增多而热稳定性降低。
Bakelite resin which is produced by reacting phenol with formaldehyde is used to bind wood fibres in pressed wood such as medium-density fibreboard (MDF) and formica.
酚醛树脂是通过对酚醛甲醛起反应而合成,通常用于加压木质纤维来制造中密度纤维板(MDF)和福米卡家具塑料贴面。
A new thermosetting modified phenolic resin by tung oil has been made through reaction between tung oil and phenol in condition of acid and then react to formaldehyde in condition of basicity.
通过桐油与苯酚在酸性催化剂存在下反应,然后再在碱性催化剂存在与甲醛反应制得了一种热固性桐油改性酚醛树脂。
A new type of phenolic resin adhesive for casting was prepared by condensation polymerization of furfuryl alcohol and the reaction product between phenol, phenylphenol, urea and formaldehyde.
苯酚、苯基苯酚、尿素与甲醛的反应产物进一步与糖醇缩聚生成新型铸造用改性酚醛树脂粘结剂。
Phenolic resin modified with zirconium and with high char yield was synthesized with formaldehyde, phenol and zirconyl chloride as raw materials.
以甲醛、苯酚、氧氯化锆为原料合成了高残碳锆酚醛树脂。
To obtain Successfully the PF resin, reaction of phenol with tung oil in the presence of catalyst was followed by the reaction with formaldehyde in the presence of alkaline catalyst.
通过桐油和本酚在催化剂存在下反应,然后再在碱性催化剂存在下与甲醛反应成功地制得了一种桐油改性甲阶酚醛树脂。
Phenolic resin having higher remaining carbon was synthesized. The influence of the molar ratio of formaldehyde and phenol, kinds of catalysts and solvent has been studied.
合成了高残碳酚醛树脂,研究了醛酚摩尔比、催化剂品种、溶剂对酚醛树脂残碳量的影响。
The reaction of phenol, xylene—formaldehyde resin with boric acid gets an acetal resin.
苯酚、二甲苯缩甲醛树脂及硼酸反应生成缩醛树脂。
Cardanol modified phenolic formaldehyde resin was synthesized by using phenol 100 PHR, cardanol 40 PHR and adding an additive agent.
用100份苯酚(以质量计),加入40份腰果酚,并加入一种助剂合成腰果酚改性酚醛树脂。
Phenolaldehyde resin prepolymer (PFRFPS) meeting the demands was synthesized from phenol and formaldehyde.
以苯酚、甲醛为主要原料 ,合成了满足要求的酚醛树脂预聚体 (PFRFPS)。
The thermoset phenolic resin with high char yield has been synthesized with Naphthol, phenol and formaldehyde.
以萘酚部分替代苯酚合成了高残炭热固性酚醛树脂。
The influences of different sulfonated lignite as compatible material on quality estimation of sulfomethyl phenol formaldehyde resin(SMP) were analyzed by experiments.
实验分析了作为配伍材料的磺化褐煤对磺甲基酚醛树脂质量评价的影响。
The research of phenol-formaldehyde (PF) resin modified with lac can be expected to widen the application of the lac and enlarge the utilization of the renewable resource.
研究了对紫胶改性酚醛树脂胶粘剂的固化时间、接胶合板的粘接强度和甲醛释放量进行了测定。
The carbon microfiltration membranes were prepared by pyrolysis of a home-made thermosetting phenol-formaldehyde (PF) resin.
实验合成了球形热固性酚醛树脂微粒,并以此为原料制备了微滤炭膜。
Phenol formaldehyde resin used for coating is synthesized by using phenolic residue resin. The cost of this coating material can be decrease.
利用酚渣油树脂替代酚醛树脂制备漆料,可降低漆料成本,开拓酚渣油树脂的应用范围。
The effects of the ratio of chemical modified soy-adhesive to phenol formaldehyde (PF) resin on the shear strength of plywood were studied.
研究了化学改性豆胶加入酚醛(PF)树脂交联剂后提高胶合板强度的问题。
Phenolic resin was synthesized mainly from phenol and formaldehyde as raw material. The phenolic foam was prepared by adding foam stabilizer, foaming and curing agent.
以苯酚、甲醛为主要原料合成了可发性碱催化酚醛树脂,并加入匀泡剂、发泡剂和固化剂制备了酚醛泡沫。
The ethoxyline resin is type a of bisphenol, cyclic hydrocarbon, linearity phenol formaldehyde and so on.
环氧树脂为双酚A型、环烃型、线性酚醛型等。
Peanut shell phenol-liquefaction product-formaldehyde resin is a high water-resistant wood adhesive which is prepared by formaldehyde and peanut shell phenol-liquefaction product.
花生壳苯酚液化物-甲醛树脂胶粘剂是花生壳粉苯酚液化后的高反应活性产物与甲醛缩聚而成的高耐水性木材胶粘剂。
When the mass ratio of B/KNO3 keeps constant, the ignition powder adding fluorine rubber binder is less sensitive than that of phenol formaldehyde resin.
而静电感度则降低,当B/KNO3配比一定时,添加相同的粘结剂氟橡胶比添加酚醛树脂更钝感。
When the mass ratio of B/KNO3 keeps constant, the ignition powder adding fluorine rubber binder is less sensitive than that of phenol formaldehyde resin.
而静电感度则降低,当B/KNO3配比一定时,添加相同的粘结剂氟橡胶比添加酚醛树脂更钝感。
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