• 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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  • 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
  • refrigerants then in use, such as ammonia. The team was headed by Thomas Midgley Jr. In 1928, they improved the synthesis of CFCs and demonstrated their usefulness...
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  • Thumbnail for Polytetrafluoroethylene
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    56 KB (5,799 words) - 18:25, 27 August 2024
  • Thumbnail for Nomex
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    10 KB (1,112 words) - 15:07, 15 August 2024
  • Thumbnail for Kapton
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    15 KB (1,646 words) - 08:11, 28 June 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) - 23:42, 15 September 2024
  • Association Gustavus Simmons (born 1930), American cryptographer Howard Ensign Simmons, Jr. (1929–1997) American chemist who discovered the Simmons–Smith reaction...
    12 KB (1,404 words) - 07:06, 13 September 2024
  • Thumbnail for Kevlar
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    33 KB (3,470 words) - 17:06, 11 April 2024
  • Thumbnail for Nylon
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    72 KB (7,663 words) - 17:27, 15 September 2024
  • Thumbnail for William du Pont
    wife of George Zinn. William and Annie had two children, William du Pont, Jr. and Marion duPont Scott. In 1878, at age 17, du Pont became a member of the...
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  • 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 1995—Thomas...
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  • Wyeth, Carolyn Wyeth, and Henriette Wyeth Hurd, the father of musician Howard Wyeth, and as the son of artist and illustrator N. C. Wyeth. Wyeth often...
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  • Thumbnail for BoPET
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    20 KB (2,367 words) - 05:47, 21 August 2024
  • Thumbnail for Marillyn Hewson
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    18 KB (1,282 words) - 20:02, 7 September 2024
  • Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    7 KB (654 words) - 15:05, 23 July 2024
  • Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    2 KB (239 words) - 06:14, 8 August 2024
  • Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    4 KB (409 words) - 09:56, 10 March 2024
  • Thumbnail for Neoprene
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    27 KB (2,552 words) - 07:20, 7 September 2024
  • Thumbnail for ChromaFlair
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
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  • Thumbnail for Éleuthère Irénée du Pont
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
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  • Thumbnail for Jeff Gordon
    NASCAR Cup Series), and also served as a substitute driver for Dale Earnhardt Jr. in the No. 88 Chevrolet for Hendrick Motorsports in select races during the...
    291 KB (15,528 words) - 01:15, 11 September 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...
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  • Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    4 KB (273 words) - 04:29, 2 August 2024
  • Thumbnail for Wallace Carothers
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    22 KB (3,091 words) - 22:15, 30 August 2024
  • Thumbnail for FFKM
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
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  • Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    10 KB (741 words) - 10:00, 2 September 2024
  • Thumbnail for Tyvek
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
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  • accomplishments of Theodore L. Cairns, William D. Phillips, Earl Muetterties, Howard E. Simmons, Jr., and George Parshall were recognized by their election to the National...
    30 KB (3,971 words) - 21:54, 23 March 2024
  • Thumbnail for Zytel
    Joseph Shivers Howard Ensign Simmons Jr. Charles Stine Frederick N. Tebbe Chadwick A. Tolman Earl Tupper Charles M. Vest Edgar S. Woolard Jr. Nathaniel C...
    5 KB (506 words) - 15:00, 23 May 2024