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chemistry

Leo Baekeland

Leo Baekeland is a chemistry topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Leo Baekeland rather than just read about it. In short: Leo Hendrik Baekeland ( BAYK-land, Dutch: [ˈleːjoː ˈɦɛndrɪɡ ˈbaːkəlɑnt]; November 14, 1863 – February 23, 1944) was a Belgian chemist. Educated in Belgium and Germany, he spent most of his career in the United States.

Leo Baekeland — main illustration
Leo Baekeland — illustration

Key takeaways

  • Leo Baekeland belongs to chemistry; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Leo Baekeland to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Leo Baekeland from memory before moving on to harder problems.

Reference excerpt

Leo Hendrik Baekeland ( BAYK-land, Dutch: [ˈleːjoː ˈɦɛndrɪɡ ˈbaːkəlɑnt]; November 14, 1863 – February 23, 1944) was a Belgian chemist. Educated in Belgium and Germany, he spent most of his career in the United States. He is best known for the inventions of Velox photographic paper in 1893, and Bakelite in 1907. He has been called "The Father of the Plastics Industry" for his invention of Bakelite, an inexpensive, non-flammable and versatile plastic, which marked the beginning of the modern plastics industry.

Early life Leo Baekeland was born in Ghent, Belgium, on November 14, 1863, the son of a cobbler, Charles Baekeland, and a house maid, Rosalia Merchie. His siblings were: Elodia Maria Baekeland; Melonia Leonia Baekeland; Edmundus Baekeland; Rachel Helena Baekeland and Delphina Baekeland. He told The Literary Digest: "The name is a Dutch word meaning 'Land of Beacons.'" He spent much of his early life in Ghent, Belgium. He graduated with honours from the Ghent Municipal Technical School and was awarded a scholarship by the City of Ghent to study chemistry at the Ghent University, which he entered in 1880. He acquired a PhD maxima cum laude at the age of 21. After a brief appointment as Professor of Physics and Chemistry at the Government Higher Normal School in Bruges (1887–1889), he was appointed associate professor of chemistry at Ghent University in 1889.

Personal life Baekeland married Céline Swarts (1868–1944) on August 8, 1889, and they had two children. One of their grandsons, Brooks, married Barbara Daly in 1942 and they had one child. Hugh Karraker, one of their great-grandsons, devoted the last years of his life raising awareness of Baekeland's impact on modern life. He produced an hour-long documentary, All Things Bakelite, which was shown at film festivals and on PBS stations nation-wide.

Career

In 1889, Baekeland and his wife Céline took advantage of a travel scholarship to visit universities in England and the United States. They visited New York City, where he met Professor Charles F. Chandler of Columbia University and Richard Anthony, of the E. and H.T. Anthony photographic company. Professor Chandler was influential in convincing Baekeland to stay in the United States. Baekeland had already invented a process to develop photographic plates using water instead of other chemicals, which he had patented in Belgium in 1887. Although this method was unreliable, Anthony saw potential in the young chemist and offered him a job. Baekeland worked for the Anthony company for two years, and in 1891, set up in business for himself working as a consulting chemist. However, a spell of illness and disappearing funds made him rethink his actions and he decided to return to his old interest of producing a photographic paper that would allow enlargements to be printed by artificial light. After two years of intensive effort, he perfected the process to produce the paper, which he named "Velox"; it was the first commercially successful photographic paper. At the time, the US was suffering a recession and there were no investors or buyers for his proposed new product, so Baekeland became partners with Leonard Jacobi and established the Nepera Chemical Company in Nepera Park, Yonkers, New York. In 1899, Jacobi, Baekeland, and Albert Hahn, a further associate, sold Nepera to George Eastman of the Eastman Kodak Co. for $750,000. Baekeland earned approximately $215,000 net through the transaction.

With a portion of the money he purchased "Snug Rock", a house in Yonkers, New York, where he set up his own well-equipped laboratory. There, he later said,"in comfortable financial circumstances, a free man, ready to devote myself again to my favorite studies... I enjoyed for several years that great blessing, the luxury of not being interrupted in one's favorite work."One of the requirements of the Nepera sale was, in effect, a non-compete clause: Baekeland agreed not to do research in photography for at least 20 years. He would have to find a new area of research. His first step was to go to Germany in 1900, for a "refresher in electrochemistry" at the Technical Institute at Charlottenburg. Upon returning to the United States, Baekeland was involved briefly but successfully in helping Clinton Paul Townsend and Elon Huntington Hooker to develop a production-quality electrolytic cell. Baekeland was hired as an independent consultant, with the responsibility of constructing and operating a pilot plant. Baekeland developed a stronger diaphragm cell for the chloralkali process, using woven asbestos cloth filled with a mixture of iron oxide, asbestos fibre, and iron hydroxide. Baekeland's improvements were important to the founding of Hooker Chemical Company and the construction of one of the world's largest electrochemical plants, at Niagara Falls. Baekeland was elected to the American Philosophical Society in 1935 and the United States National Academy of Sciences in 1936.

… excerpt ends here. Continue reading the full article.

Illustrations

Leo Baekeland illustration
Leo Baekeland: Time cover, September 22, 1924
Time cover, September 22, 1924
Leo Baekeland: Baekeland's Yonkers Laboratory
Baekeland's Yonkers Laboratory
Leo Baekeland: The first semi-commercial Bakelizer, from Baekeland's laboratory
The first semi-commercial Bakelizer, from Baekeland's laboratory
Leo Baekeland: Colorful buttons made from Catalin, another variety of phenolic resin
Colorful buttons made from Catalin, another variety of phenolic resin

Worked examples

Example 1 — a first encounter with Leo Baekeland

Start with the simplest possible case. Write down what Leo Baekeland claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Leo Baekeland before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Leo Baekeland ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Leo Baekeland

In research
Leo Baekeland appears in chemistry research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Leo Baekeland in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Leo Baekeland is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1863 births, 1944 deaths, 19th-century American inventors, so understanding it makes those chapters shorter.
In everyday life
Look for Leo Baekeland outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Leo Baekeland in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Leo Baekeland means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Leo Baekeland out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Leo Baekeland in simple terms?

Leo Hendrik Baekeland ( BAYK-land, Dutch: [ˈleːjoː ˈɦɛndrɪɡ ˈbaːkəlɑnt]; November 14, 1863 – February 23, 1944) was a Belgian chemist. Educated in Belgium and Germany, he spent most of his career in the United States.

Why does Leo Baekeland matter?

Because it connects several chemistry ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Leo Baekeland?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Leo Baekeland.

Tags

  • 1863 births
  • 1944 deaths
  • 19th-century American inventors
  • 20th-century American inventors
  • 20th-century Belgian inventors
  • American chemists
  • American people of Flemish descent
  • Belgian chemists
  • Belgian emigrants to the United States
  • Burials at Sleepy Hollow Cemetery
  • Columbia University faculty
  • Ghent University alumni

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