Hermann Staudinger

The year 1920 was busy reinventing the world. The League of Nations held its very first assembly in Geneva, hoping to make war obsolete. American women won the right to vote, Prohibition made the whole country officially thirsty, and in November a station in Pittsburgh crackled to life with the first commercial radio broadcast. Amid all this optimism about new beginnings, a 39-year-old chemistry professor in Zurich published a paper with the spectacularly unglamorous title “Über Polymerisation”, and quietly started a revolution that his colleagues would spend the next decade trying to talk him out of.

The Making of a Heretic

Hermann Staudinger was born in 1881 in Worms, Germany, and was in no particular hurry to become famous. He earned his doctorate at Halle in 1903 under Daniel Vorländer, and as a young researcher in Strasbourg discovered ketenes, wonderfully reactive little molecules that would later prove valuable in antibiotic synthesis. It was solid, respectable small-molecule chemistry, the kind that built careers. By 1912 he had landed a professorship at ETH Zürich, and everything about his trajectory said: here is a safe pair of hands.

Then came the war, and the first sign that Staudinger did not mind standing alone. In the autumn of 1914, when ninety-three German intellectuals signed a manifesto defending the war effort, Staudinger refused to add his name. By 1917 he went further, arguing in writing that the industrial might of Germany’s opponents made the war unwinnable and that a peaceful settlement was the only rational course. Fritz Haber, the champion of chemical warfare, attacked him for it. Staudinger did not budge. Remember this stubbornness; it was about to become the single most important instrument in polymer science.

One Paper Against the World

The chemistry establishment of 1920 knew, with the serene confidence of people who are entirely wrong, that molecules simply could not be very large. Rubber, cellulose, proteins: these puzzling materials were explained away as loose clusters of small molecules, huddled together by vague “colloidal” forces. Staudinger’s paper said the unthinkable: these were single molecules, thousands of atoms long, held together by the same ordinary covalent bonds as any laboratory compound. No mysterious forces. Just chains: absurdly, gloriously long chains.

The reaction was not polite disagreement; it was ridicule. The majority of his colleagues refused to accept that small molecules could link into high-molecular-weight compounds at all. Distinguished professors advised him to purify his samples better, certain the “giant molecules” would evaporate into artifacts. One future Nobel laureate famously begged him to simply drop the whole idea, on the grounds that there were no such things as macromolecules. In 1922 Staudinger doubled down and gave his giants a name (Makromoleküle), and through the 1920s he kept building the case, molecule by molecule, while much of the field rolled its eyes.

Weighing the Invisible

In 1926 Staudinger moved to the University of Freiburg, where he would spend the rest of his career, and where the fight slowly turned in his favor. The decisive weapons were numbers. Through the 1930s, his viscosity measurements showed that the way a dissolved polymer thickens a solution tracks its molar mass, meaning you could effectively weigh a giant molecule with glassware. X-ray diffraction studies confirmed the long-chain picture independently. One by one, the skeptics converted, and the strange materials in question (rubber, cellulose, silk) began to make sense as what they actually are: macromolecules.

The 1930s brought a darker test of that famous stubbornness. After the Nazis came to power, the philosopher Martin Heidegger, then serving as rector of Staudinger’s own university, secretly reported Staudinger’s wartime pacifism to the authorities and urged that he be dismissed without pension. The affair ultimately fizzled, and Staudinger stayed at his post, but it is a chilling footnote: the man rewriting chemistry had to survive his own university’s politics to do it.

Thirty-Three Years to the Podium

Vindication, when it finally arrived, arrived in style. In 1940 Staudinger founded the first journal devoted to polymer chemistry, giving his once-mocked field a home of its own. And in 1953 (thirty-three years after “Über Polymerisation”) the 72-year-old received the Nobel Prize in Chemistry “for his discoveries in the field of macromolecular chemistry.” The timing was almost poetic. That same year, Watson and Crick unveiled the double helix of DNA: the most celebrated molecule of the century, and a macromolecule through and through. The same spring, Hillary and Norgay stood on the summit of Everest. It was a good year for conquering things people had called impossible.

In his Nobel speech, Staudinger made a point of acknowledging his wife, the Latvian botanist Magda Voita, who had collaborated with him for decades and would continue until his death. He died in Freiburg in September 1965, having lived just long enough to watch the age of plastics (polyethylene, nylon, PVC, polystyrene) turn his heresy into the infrastructure of everyday life. Every polymer page in this Atlas is, in a sense, a footnote to that one stubborn idea from 1920: that molecules can be giants.