FOR EVERY

FILM-FORMING

JOB THE KEY IS CMC

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*W- AT WORK—The Goodyear Tire & Rubber Company has found CMC to be an excellent mold release agent in Àirfoam production. The dry CMC film provides a mold surface that resists shrinkage of the foam and, when wet, permits easy stripping without tearing.

Ά * OR PLAY—This young man's hubbies a re also de­pendent on Hercules CMC. This product of Mecklenburg Specialties, Inc. provides a simple but convincing demon­stration of the exceptional film-forming properties of CMC, and suggests its wide range of application.

From one extreme t o the other, purified Hercules® CMC is prov­ing its valiie as a general-purpose, water-soluble film-former.

Compatible with a wide variety of gums, plastieizers, and resins, CMC is insoluble in organic sol­vents . Water solutions of CMC can be evaporated to form clear, * ri- ΰ Λ . . : ι . ι α c i~ . - ,

luugru neAijjie ηϊΠΊο. CMC has exceptionally high

p u r i t y (99.5 + % ) , and is un i ­formly high in quality from lot to lot. Determine for yourself how CMC can help meet your film-forming needs. Wri te for testing samples, indicating the proposed use, so the proper type can be sent.

I 'irginia Cellulose Department

HERCULES POWDER COMPANY 932 Market Street, Wilmington 99, Delaware Κ

V O L U M E 3 3, N O . 6 · · F E B R U A R Y 7, 1 9 5 5 5 0 7