返原

不同硫化体系对NR抗硫化返原性的影响

Effects of Different Curing Systems on the Anti-Curing-Reversion of NR Vulcanizates

硫化返原对NR硫化胶结构与性能的影响

Effect of reversion on structure and properties of NR vulcanizates

NR传统硫化体系的抗硫化返原特性

Reversion resistance of conventional curing system for NR

NR硫化返原动力学研究

Study on Kinetics during NR Reversion

研究了硫化返原对NR硫化胶的结构和性能的影响。

The effect of the reversion on the structure and properties of NR vulcanizate was investigated .

高定伸高伸长NR硫化胶的制备及其抗返原性的研究

Studies on the Preparation of NR Vulcanizates with High Modulus , Elongation and Its Anti-Reversion Properties

用FTIR研究NR硫化返原过程和新型抗硫化返原剂Z-500作用机理

Study on reversion course of NR and mechanism of new anti-reversion agent Z-500 by FTIR

采用化学探测剂脱硫的方法，测定了硫化返原过程中NR的交联密度和交联键分布的变化情况，结果证实了硫化返原的机理；

The crosslink density and distribution of NR vulcanizate were determined during the reversion by the devulcanization with the chemical probes . The test results were in accordance with the mechanism of NR cure and reversion .

应用PK-900提高航空轮胎抗硫化返原性能

Improvement of Reversion Characteristic Resistance of Tire for Aviation Using PK-900

试验结果表明，在硫化返原过程中，NR主链上形成了共轭多烯结构，抗硫化返原剂Z-500可与共轭多烯结构发生反应，减小共轭多烯的数量，从而抑制硫化返原。

The test results showed that the conjugated polyene formed on the molecular chains of NR during reversion course ; and the anti-reversion agent Z-500 could react with the conjugated polyene to inhibit the reversion .

结果表明，PK-900可以明显降低硫化返原现象，并改善过硫后胶料的弹性、生热，提高撕裂强度及耐磨性能。

The results showed that the reversion was reduced obviously while the elastic and heat build-up of the compound after overcuring were improved , the tear strength and abrasion resistance were enhanced .

抗硫化返原剂在载重子午线轮胎中的应用研究

Study on application of anti - reversion agent in TBR tire

产品特性和功能显著改善硫化胶的抗返原性能和耐疲劳性能；

Characteristics and Fuctions Significantly improve anti-reversion characteristics and fatigue property ;

抗硫化返原剂在纯天然橡胶复合体系中的应用研究

Study on application of anti-recovery agents in pure natural rubber compounds

抗返原剂在天然橡胶半有效硫化体系胶料中的作用

Effect of Anti-reversion Agents on the Properties of NR Cured by Semi-efficient Vulcanization System

天然橡胶抗返原硫化体系的研究

Study on reversion resistance of NR cure system

不同抗硫化返原剂的作用机理决定了它们的抗硫化返原效果及其应用场合。

The anti-reversion effectiveness and suitable application of various anti-reversion agents depend on their mechanism .

提出用硫化返原率曲线表征胶料的抗硫化返原性能的观点。

A new method for characterizing the anti-reversion of rubber compound with the reversion percentage curve has been proposed .

结果表明，用双－1,6－（二乙基硫代氨甲酰－二硫化）己烷组成的硫化体系硫化的橡胶具有优异的抗硫化返原性和动态疲劳性能。

The results showed that reversion resistant and dynamic fatigue property of rubber vulcanized by new vulcanizator were excellent .

结果表明，添加抗硫化返原剂胶料硫化特性变化不明显；

The results showed that , by adding anti-reversion agent , the curing behaviour of rubber compound had an unmarked change ;

结果表明：有效和平衡硫化体系的抗硫化返原性最好；

The results showed : CV had the seriousest cure reversion , while the EV and EC has the best reversion resistance .

研究了抗硫化返原剂1,3-双（柠糠酰亚胺甲基）苯（Perkalink900）在航空轮胎胎面胶、补强层胶中应用。

The application of reversion resistance agent 1,3-bis ( citraconimidomethyl ) benzene ( Perkalink 900 ) to tread compound and reinforced layer compound for aviation were researched .

结果表明，加入SDT/S和TP/S会缩短门尼焦烧时间，但能提高硫化平坦模量和改善抗硫化返原能力；

The results showed that the Mooney scorch time was reduced , and the plateau modulus and the reversion resistance was improved by adding SDT / S and TP / S ;

随后专车返回多伦多，晚餐安排享用§大略省龙虾餐（人一只）之后前往机场准备搭机飞返原居地。

Ontario lobster ( one for each guest ) in Toronto , and set the period of this memorable trip at the Toronto airport and fly back to our sweet home .

应用烷基二硫代磷酸盐促进剂，可明显提高硫化胶的抗硫化返原性能，增大300%定伸应力，用量适宜时可降低脆性温度；

The results showed that the anti-reversion of vulcanizate improved and the modulus at 300 % also increased by using alkyl dithiophosphate accelerator , and the brittle temperature decreased by using the proper level of alkyl dithiophosphate accelerator ;