防老剂

The results showed that the PUR/CR blends with better thermal aging resistance could be obtained when mass ratio of PUR/CR was 20/80, amount of sulfur was 1.0 phr to 1.5 phr, carbon black N 220 was 40 phr, softening agent coumarone indene resin was 5 phr and antioxidant was antioxidant RD.

结果表明，当PUR与CR的质量比20/80、硫黄用量1.0~1.5份、炭黑选用N220且其用量40份、软化剂选用古马隆树脂且用量5份以及选用防老剂RD时，可以得到耐热老化性能较好的PUR/CR共混物。

Naphthylamine is the intermediate of various dye products and the major raw materials of various rubber aging inhibitors,ɑ-naphthol produced with ɑ-naphthylamine is the major intermediate of pesticide carbaryl; KT-02 nickel catalyst is used to prepare naphthylamine by nitro-naphthalene catalytic hydrogenation, the product has high purity and high yield, and it's currently one of the best technological conditions, and the catalytic activity of the catalyst does not deteriorate after multiple times of recycle.

萘胺是多种染料产品的中间体，也是多种橡胶防老剂的主要原料，由ɑ-萘胺生产的ɑ-萘酚是农药西维因的重要中间体，KT-02型镍催化剂用于硝基萘催化加氢制备萘胺，产物纯度好、收率高，是目前最佳的工艺条件之一，且催化剂多次套用催化活性不减。

The effect of several kinds of antioxidant on heat resistance properties of chlorinated polyethylene was investigated.

研究了几种防老剂对几种氯化聚乙烯胶料耐热性能的影响。

To form a kind of serosity after special technology by using of the developed non-toxic plant-reconstructive starch which with good biological degradation performance, and optimized additive, accelerant, age resistor, to replace PVC material; To press the serosity on the face of cotton or fibre wovens via the relative equipment so form the guttate starch material to manufacture the labor insurance products which can meet the quality and environmental protection standard of US and EURO countries.

项目简介：开发具有良好生物降解性能，无毒的植物改性淀粉，选择优化的添加剂，促进剂，防老剂，经特殊工艺后形成一种液体浆料，替代PVC原料，在滴珠设备上压制于棉布，化纤等织物表面形成淀粉滴珠材料，生产符合欧美发达国家质量和环保标准的防护系列产品，用纱量是纱手套的1/3，耐用程度是一般手套的4倍，摩擦系数增加1.5-2.5倍。

The effect of raw rubbers and anti degradants on the cracking property and appearance of black sidewall was investigated.

研究了生胶及防老剂对轮胎胎侧耐老化龟裂性能和外观的影响。

Because the produce has oil proof and thermal ageing proofinextractable feature .It can substitute 4010NA,4020 antiager using rubber matrix.

由于该产品具有耐油耐热老化不抽出的特点，它可替代4010NA，4020之类防老剂用于橡胶胶料。

RT base(4-aminodiphenylamine),as an important dyestuff intermediate and raw material for 1,4-diaminobenzene antiager, has been widely applied to rubber auxiliary, dye and pharmacy industry.

中文摘要： RT培司，化学名称4―氨基二苯胺，是一种染料中间体，也是生产对苯二胺类防老剂的重要原料，在橡胶助剂、染料、制药等行业得到广泛应用。

Diammonium phosphate,NKP compound fertilizer,granular superphosphate,titanium dioxide,sodium silicofluoride,potassium silicofluoride,phenyl Peri acid,Peri acid,Laurent's acid,antioxidant,pyrite.

提供产品：磷酸二铵、NPK复合肥、造粒磷肥、钛白粉、氟硅酸钠、氟硅酸钾、苯基周位酸、周位酸、劳伦酸、橡胶防老剂、硫铁矿。

The Company to sell the ancient Malone, stearic acid, zinc oxide, antioxidant, accelerator, sulfur, carbon black, flame retardants and other accessories mainly.

本公司以销售古马龙，硬脂酸，氧化锌，防老剂，促进剂，硫磺，碳黑，阻燃剂等辅料为主。

The main products are: the indirect method zinc oxide Zno99.7, Zno99.5, special rubber zinc oxide, light magnesium oxide, activated magnesium oxide, magnesium oxide wire and cable, adhesives dedicated magnesia, light magnesium carbonate, basic zinc carbonate, rubber accelerator TMTD, rubber Antioxidant: RD, DFC-34, SP-C, 4010,4010 NA of the Company to " With faith in order to survive, rely on technology and development, quality-oriented "approach, the vast numbers of users at home and abroad to win the trust and support, established a good cooperative relationship.

主要产品有：间接法氧化锌Zno99.7、Zno99.5、橡胶专用氧化锌、轻质氧化镁、活性氧化镁、电线电缆专用氧化镁、胶粘剂专用氧化镁、轻质碳酸镁、碱式碳酸锌、橡胶促进剂TMTD、橡胶防老剂：RD、DFC-34、SP-C、4010、4010NA 本公司以&凭诚信求生存，靠技术求发展，质量为本&的方针，赢得国内外广大用户的信赖与支持，建立了良好的合作关系。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。