A kind of modified asphalt adhesive was made using asphalt as base,butyl rubber as modifier,rosin resin as tackifier and asbestos powder as filler.
以石油沥青为基料,丁基橡胶为改性剂,松香树脂为增粘剂,石棉粉为填料,合成了一种汽车底盘 用改性沥青胶粘剂。
Hot -melt road marking coating is prepared by modified rosin resin,properties of coating is improved by hotplastic elastomer poly(ethylene-vinyl acetate).
采用改性松香树脂研制热熔型路标涂料。
The emulsifying conditions of rosin resin,with rosinate soap emulsifier, were studied.
以松香酸皂为乳化剂,对松香树脂的乳化条件进行了探讨,考察了松香树脂乳液的稳定性,并将稳定的松香树脂乳液以不同比例与天然胶乳混合,研究其复合稳定性,结果表明:混合时加入适量的TX-10,可在较宽的配比范围内得到稳定的复合乳液,为水乳型橡胶压敏胶的生产提供了基本条件。
Study on Pollination Biology of Endangered Plant Cercidiphyllum japonicum;
濒危植物连香树的传粉生物学研究
Study on Seed Germination of The Rare Endangered Plant Cercidiphyllum japonicum;
珍稀濒危植物连香树种子萌发的研究
Analysis on the Growth Process of Rare Plants Cercidiphyllum japonicum;
太行山南麓连香树的生长过程分析
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