Document 3N0keLq08EVQqyBdxgjkv4G2a

SELECTED TECHNICAL PAPERS A collection of papers selected from the publications of the Celanese Research Staff. s 1965 CELANESE CORPORATION OF AMERICA 522 Fifth Avenue New York, New York TABLE OF CONTENTS I. PHYSICAL AND ORGANIC CHEMISTRY McMILLAN, G. R., Photolysis of.Alkyl Nitrites. The Primary Process in l-Butyl Nitrite at 3660 A.................. 1 McMILLAN, G. R., Photolysis of Alkyl Nitres. I. tert.Butyl Nitrite................................................................. 3 McMILLAN, G. R., Excited Alkoxy Radicals in the Photolysis ofDtalkyl Peroxides............................ ^....... 8 McMILLAN, G. R., Photolysis ofDiisopropyl Peroxide -- 14 McMILLAN, G. R., Photolysis of Di-t-Butyl Peroxide- Azomethane and Di-t-Butyl Peroxide--Isobutane Mix tures ............................................................................. 20 WIJNEN, M. H. J., Reactions of Alkoxy Radicals. II. Photolysis ofEthyl Propionate......................................... 24 WIJNEN. M. H. J., Reactions of Alkoxy Radicals. IV. Photolysis of Methyl-d, Acetate at High Temperatures -- 31 McMILLAN, GARNETT, and M. H. J. WIJNEN, Reactions of Alkoxy Radicals. V. Photolysis of Di-t-Butyl Peroxide....................................................................... 36 WIJNEN, M. H. J., Photolysis of n- and i-Propyl Propio nate.............................................................................. 42 WIJNEN, M. H. J., Photolysis of Acetone in the Presence of Methyl-d, Acetate..................................................... 46 WIJNEN, M. H. J,, Reactions of Alkoxy Radicals. III. Photolysis of Methyl-d, Acetate Below 100'C................ 50 WIJNEN, M. H. J.. Reactions of Alkoxy Radicals. 1. Photolysis of Methyl Acetate............................................. 57 BENTRUDE, W. G,, and E. R. WITT, Trialkyl Phos phites: Novel Ring-Opening Reactions with Dimethylketene Dimers.................................................................. 63 MEDLEY, H. D.. and S. D. COOLEY, Hydrocarbon Oxidation .................................................................... 66 WINDHOLZ, T. B., Decomposition of Mixed CarboxylicCarbonic Anhydrides..................................................... 83 CLEMENTS, JOHN B,, and LEONARD M. RICE, Some 5,9-Dicarboxylic Acids of 2,4,8,10-Tetroxaspiro [5.5] Undecane.............................................................. 88 MARCOTTE, F. B,, and R. L. MITCHELL, Hydrocar bon Oxidation............................................................... 92 LANDAU. EDWARD F,, and ERNEST P. IRANY, Preparation of Methyl Isopropenyl Ketone from Methyl Ethyl Ketone and Formaldehyde ...................................... 110 II. PLASTICS AND POLYMERS BERARDINELLI, F. M,, T. J. DOLCE and CHEVES WALLING, Degradation and Stabilization of Polyacetal Copolymers.................................................................... 114 KRAY, RAYMOND J., Polymerization of Vinyl Ethers by Grignard Compounds................................................ 122 FONTANA, C. M., and R. J. OSBORNE, Mechanism of Stereospecifc Polymerization for the Ziegler-Natta Catalyst System ........................................... 125 BADIN, ELMER J., The Reaction Between Titanium Tetrachloride and Aluminum Triethyl........................... 129 BROVN, FRANK, DONALD E. HUDGIN, and RAYMONDJ. KRAY, Polymersfrom the Unsaturated Bisacetals ofPentaerythritol.......................................... 131 BROWN, F,, F. BERARDINELLI, R. J. KRAY, and L. J. ROSEN, Polymerization of Methyl Isopropenyl Ketone.......................................................................... 137 KENNEDY, JOSEPH P., Contributions to the Study of Vinyl Ether Polymerizations Using Radioactive Boron- trifluoride Etherate....................................................... 141 KENNEDY,J. P,, and C. M. FONTANA, The Thermal Degradation of Polyacrylonitrile................................... 143 BADIN, ELMER J., Polymerization of Ethylene With Titanium Tetrachloride-Aluminum Triisobutyl............. 149 BADIN, ELMER J., Polymerization of Hexene-1 With Titanium Tetrachloride--Aluminum Triisobutyl.......... 153 SKEIST, IRVING, Copolymerization: The Composition Distribution Curve....................................................... 156 PRITCHARD, RUTH, The Transparency of Crystalline Polymers...................................................................... 160 JAMISON, S. E,, and H. D. NOETHER, Single Poly- oxymethylene Crystals by Solid State Polymerization of Trioxane..................................................................... 166 WAGNER, H. L,, and K. F. WISSBRUN, Some Effects of Molecular Weight Distribution on theMelt Rheology of High Density Polyethylene.......... ........ v....................... 171 QUYNN, R. G,, J. L. RILEY, D. A. YOUNG and H. D. NOETHER, Density, Crystallinity, and Heptane 1 nsolubility in Isotactic Polypropylene.............................. 176 NOETHER, H. D., X-ray Diffraction Pattern and Unit Cell Dimensions ofSome Polymethylene Sulfones............. 184 KUCHKUDA, R. W.. and H. S. MALBY, Creep Prop erties of A ctial Copolymers.............................................. 187 RYDER, LEONARD B., End Correction Implications in Die Design and Polymer Processing................................ 192 WICKHAM, W. T, JR., W. A. DUNLAP, and P. J. MEEKS, The Effect of Molding Conditions on Physical Properties ofPolyethylene............................................... 197 FEENEY, R. G., The Practical Application of Color Theory and Color Instruments to Plastics Coloring Prob lems............................................................................... 202 JONES, D. A., New Techniques in Moulding High Density Polythene...................................................................... 209 III. CELLULOSE AND CELLULOSE' ACETATE CHEMISTRY ROSENTHAL, ARNOLD J., Kinetics of the AcidCatalyzed Degradation ofCellulose Esters....................... 213 ROSENTHAL, ARNOLD J., and B. B. WHITE, Acetyv lation ofBlends of Wood Pulp and Cotton L inters........... 225 BARABASH, E,, A. J. ROSENTHAL and B. B. WHITE, Correlation of Accessibility of Cellulose With Acetylation Rate ........................................................... 230 SYMONDS, F. L,, A. J. ROSENTHAL, and E. H. SHAW, Sizing Pipe for Flow of Cellulose Acetate Solutions....................................................................... 235 'MYLES, WILLIAM J., and HOWARD REISS, Sorption ofNitrogen Dioxide by Cellulose Acetate........................ 239 STEINMANN, H. W,, and B. B. WHITE. Mannan in Purified Wood Pulp and Its Relation to Cellulose Acetate Properties..................................................................... 257 ROSENTHAL, A. J., and B. B. WHITE, Viscosity of 25% Solutions of Cellulose Acetate Versus Intrinsic Viscosity Distribution..................................................... 265 ROSENTHAL, A.J., and B. B. WHITE, Fractionation ofCellulose Acetate........................................................ 274 FORTESS, FRED, The Interaction of Various Organic Liquids with Cellulose Acetate Fibers as Detected by Sptcific-Gravify Measurement!........................................ 278 RILEY, JESSE L., The Baker-Philippoff Equation for Cellulose A cetate Solutions............................................. 291 IV. FIBERS HAMILTON, R. L., and C. H. MILLER. JR., Yam Temperatures Attained During Cyclic Straining and the Heat Transfer Properties of Yarns................................. 294 FRANK, F,, and R. W. SINGLETON, A Study of Fac tors Influencing the Tensile Fatigue Behavior of Yarns__ 298 QUYNN, RICHARD G., Internal Volume in Fibers...... 307 SPRAGUE, B. S,, H. E. GREENE. L. F. REUTER, and R. D. SMITH, Copolymers and Fibers From Vinylidenedicarbonitrile............................................................... 321 NOETHER, H. D., Orientation ofSodium Sulfate Crystals by Polymer Fiber Spinning............................................. 327 SINGLETON, R. W,, M. A. SIEMINSKI, and B. S. SPRAGUE, The Effect of Radial Heterogeneity on Fiber Properties..................................................................... 331 SPRAGUE, B. SHELDON, and HERMAN D. NOETHER, The Relationship of Fine Structure to Mechanical Properties of Stretched Saponified Acetate Fibers........................................................................... 340 SPRAGUE, B. SHELDON, The Structure and Properties ofAmel60--A New Cellulose Triacetate Staple Fiber ... 348 QUYNN, RICHARD G., Note on the Cold Drawing of Nylon66 ..................................................................... 356 WINCH, ALLEN R., Theoretical Analysts of Rate of Liquid Absorption by Capillary Absorbing Media.......... 358 NOETHER, H. D., Synthesis and Structure of Fiber Form ing Polymethylene Sulfones and Evaluation of Such a Polysulfone Fiber.......................................................... 365 SPRAGUE, B. S.,J. L. RILEY and H. D. NOETHER, Factors Influencing the Crystal Structure of Cellulose Triacetate..................................................................... 374 WORK. ROBERT W,, The Effect of Variations in Degree of Structural Order on Some Physical Properties of Cellu lose and Cellulose Acetate Yams.................................... 387 SALVIN, VICTOR S., and RUTH A. WALKER, Corre lation Between Colorfastness and Structure of Anthraquinone Blue Disperse Dyes........................................... 400 FORTESS, FRED, and VICTOR S. SALVIN, Factors Influencing the Dyeing of Acetate Fibers With Disperse Nonionic Dyes............................................................. 408 FORTESS, FRED, Dyeing, Finishing, and Heat-treating A mel Triacetate.......................................................... 421 STOLL, R. G., Textiles with New Properties From Cellulose Triacetate..................................................................... 435 449 i) AUTHOR INDEX BADIN. ELMERJ.. 129. 149. 153 BARABASH, E., 230 BENTRUDE, W. G..63 BERARDINELLl, F.. 114, 137 BROWN. FRANK, 131 CLEMENTS. JOHN B.. 88 COOLEY. S. D,, 66 DOLCE. T.J.. 114 DUNLAP. W A.. 197 FEENEY. R. G., 202 FONTANA. C. M,, 125. 143 FORTRESS. FRED. 278, 408. 421 FRANK. F.. 298 GREENE. H. E.. 321 HAMILTON. R. L., 294 HUDGIN. DONALD E.. 131 IRANY. ERNEST P.. 110 JAMISON. S. E,, 166 JONES. D. A.. 209 KENNEDY, JOSEPH P.. 141, 143 KRAY. RAYMONDJ.. 122. 131, 137 KUCHKUDA, R. W,, 187 LANDAU. EDWARD F.. 110 MALBY.H. S., 187 MARCOTTE, F. B.. 92 MCMILLAN, G. R., 1. 3,8. 14. 20. 36 MEDLEY, H. D., 66 MEEKS, P.J., 197 MILLER, C. H,, 294 MITCHELL, R. L.,92 MYLES, WILLIAM J.. 2$9 NOETHER. H. D.. 166. 176, 184. 327. 340. 365. 374 OSBORNE, R.J.. 125 PRITCHARD, RUTH. 160 QUYNN, R. G,, 176, 307, 356 REISS, HOWARD. 239 REUTER, LF,, 321 RICE. LEONARD M.. 88 RILEY, JESSE L., 176, 291.374 ROSEN, L.J., 137 ROSENTHAL, ARNOLDJ., 213, 225. 230. 235. 265, 274 RYDER, LEONARD B . 192 SALVIN, VICTORS., 400,408 SHAW. E. H.. 235 SIEMINSKI, M. A.. 331 SINGLETON, R. W,, 298.331 SKEIST, IRVING. 156 SMITH, R. D., 321 SPRAGUE, B. S.. 321. 331. 340. 348, 374 STEINMANN. H. W,, 257 STOLL, R. G.,435 SYMONDS. F. L., 235 WAGNER. H.L., 171 WALKER, RUTH A,, 400 WALLING. CHEVES. 114 WHITE, B. B., 225, 230, 237, 265, 274 WICKHAM, W.T.. 197 WINCH. ALLEN R.. 358 WINDHOLZ, T. B.,83 WIJNEN, M. H. J.. 24, 31, 36, 42, 46, 50. 57 WISSBRUN, K. F,, 171 WITT. E. R.,63 WORK, ROBERT W.. 387 YOUNG, D. A., 176