• Thumbnail for Howard Ensign Simmons Jr.
    Howard Ensign Simmons Jr. (June 17, 1929 – April 26, 1997) was an American chemist with DuPont who discovered the Simmons–Smith reaction. He was born...
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  • an alkene (or alkyne) to form a cyclopropane. It is named after Howard Ensign Simmons, Jr. and Ronald D. Smith. It uses a methylene free radical intermediate...
    27 KB (2,894 words) - 14:32, 19 August 2024
  • William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    8 KB (858 words) - 23:06, 5 June 2024
  • Thumbnail for Nomex
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    10 KB (1,112 words) - 15:07, 15 August 2024
  • Thumbnail for Kapton
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    15 KB (1,646 words) - 08:11, 28 June 2024
  • Thumbnail for Polytetrafluoroethylene
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    56 KB (5,799 words) - 12:09, 16 August 2024
  • Retrieved February 21, 2021. Detroit Free Press, May 21, 2012, page A1 Howard Richman (May 2014). "Aftermath". GCM Magazine. Archived from the original...
    92 KB (8,391 words) - 02:08, 18 August 2024
  • William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
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  • Thumbnail for Nylon
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    72 KB (7,664 words) - 06:40, 24 August 2024
  • Thumbnail for William du Pont
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    3 KB (279 words) - 11:57, 22 August 2024
  • Thumbnail for Kevlar
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    33 KB (3,470 words) - 17:06, 11 April 2024
  • Thumbnail for Marillyn Hewson
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    18 KB (1,282 words) - 06:21, 7 August 2024
  • Thumbnail for Neoprene
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    25 KB (2,375 words) - 00:31, 19 August 2024
  • Thumbnail for List of National Medal of Science laureates
    Gertrude B. Elion, Dudley R. Herschbach, Glenn T. Seaborg 1992—Howard Ensign Simmons Jr. 1993—Donald J. Cram, Norman Hackerman 1994—George S. Hammond...
    15 KB (1,633 words) - 18:55, 28 July 2024
  • Thumbnail for ChromaFlair
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
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  • Thumbnail for Tyvek
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    22 KB (1,997 words) - 17:57, 14 August 2024
  • Thumbnail for Tour DuPont
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    31 KB (3,150 words) - 13:12, 15 August 2024
  • Thumbnail for Sorona
    American carpet manufacturer making carpets using DuPont Sorona fiber. Simmons, Cheryl (8 August 2019). "Triexta PTT Carpet Fiber". The Spruce. http://www...
    3 KB (312 words) - 05:18, 11 May 2024
  • Thumbnail for BoPET
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    20 KB (2,367 words) - 05:47, 21 August 2024
  • William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
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  • Thumbnail for Zytel
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
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  • William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
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  • Thumbnail for Éleuthère Irénée du Pont
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    12 KB (1,407 words) - 07:19, 21 August 2024
  • William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    4 KB (273 words) - 04:29, 2 August 2024
  • Thumbnail for FFKM
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    3 KB (295 words) - 07:26, 20 August 2024
  • William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    7 KB (654 words) - 15:05, 23 July 2024
  • William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
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  • Thumbnail for Vespel
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
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  • Thumbnail for Henry du Pont
    William K. Reilly Irving S. Shapiro Richard R. Schrock Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper...
    8 KB (816 words) - 21:57, 17 July 2024
  • Association Gustavus Simmons (born 1930), American cryptographer Howard Ensign Simmons, Jr. (1929–1997) American chemist who discovered the Simmons–Smith reaction...
    11 KB (1,387 words) - 20:42, 28 July 2024