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。
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。
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。
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。
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 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。
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。
应用推荐