Goodyear Natsyn-the natural rubber for three Gasket maker beats standards for tolerance with NATSYN 4 0 0
Footwear manufacturer makes a more flexible boot with NATSYN 410 NATSYN polyisoprene
makes the boot so flexible, it fits a child through three sizes of shoes. And the boot has the set properties to snap back for a tight fit. Stretch you just can't get with naPipegasketing tural rubber. made with NATSYN® 400 NATSYN 410, with polyisoprene rubber incolor and physicals stead of natural rubber beat industry standimilarto NATSYN 400, ards by 200%. It measured within ± .005" has a Mooney viscosity of specs and beat the standard of ± .015". Proof you get close tolerances, low com- of only 50-65. Write for details on NATSYN pression set. Write for a sample and see 410 in gum, black loaded and non-black stocks. how it measures up.
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C&EN NOV. 22, 1971
clear choice over more manufacturers Stretch-fiber m a k e r ends "set" problems w i t h t h r e a d - g r a d e NATSYN Synthetic Rubber
Hundreds of manufacturers choose NATSYN over n a t u r a l rubber. And save time and money synthetic rubber cuts processing time because it bands more smoothly than natural rubber without prior breakdown. Processes like premasticated natural without premastication. NATSYN has consistent lot-to-lot quality so you save on cure-check time. NATSYN eliminates shipping delays and saves you pier and freight charges. And Goodyear provides 24 hour delivery in prime rubber markets. Find out how NATSYN polyisoprene can help you. Call John Platner, at (216) 794-4867. Orwrite, Goodyear Chemical Data Center, Dept. K-16, Box 9115, Akron, Ohio 44305. NATSYN
Want to make stretch fibers without the "set" problem of spandex, or the processing problems of natural rubber? Make it with NATSYN polyisoprene. It processes easily into thread that holds its shape longer—in girdles, swimwear, stay-up socks... you name it.
Get your selling edge from Goodyear Chemicals NOV. 22, 1971 C&EN
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