Ivan Vasilyevich Plotnikov (russian: Иван Васильевич Плотников) (1902–1995) was a Soviet engineer and inventor of

kirza Kirza (russian: кирза) is a type of artificial leather based on the multi-layer textile fabric, modified by membrane-like substances, produced mainly in the Soviet Union. The surface of kirza imitates pig leather. The material is mainly use ...

, a type of

artificial leather Artificial leather, also called synthetic leather, is a material intended to substitute for leather in upholstery, clothing, footwear, and other uses where a leather-like finish is desired but the actual material is cost prohibitive or unsuitab ...

based on the multi-layer textile fabric, modified by membrana-like substances, a cheap and effective replacement for the natural leather. The material is mainly used in production of military boots and the belts for machinery and automobiles. Plotnikov worked in the city of Kirov, at the ''Kirov plant'' or ''Kirovskiy Zavod'', a fabric producing artificial leather. The name ''kirza'' is an

acronym An acronym is a word or name formed from the initial components of a longer name or phrase. Acronyms are usually formed from the initial letters of words, as in ''NATO'' (''North Atlantic Treaty Organization''), but sometimes use syllables, as ...

from ''Kirovskiy Zavod'', which was the first place of the mass production of kirza.В. И. Шмакова Комбинат «Искож» // Энциклопедия земли Вятской / отв. В. Ситников. — Киров: «О-Краткое», 2008. — Т. 10. Книга вторая. Промышленность. Энергетика. Строительство. Транспорт. The technology was invented in 1935 by Plotnikov and his fellow engineer Khomutov.Kirza
The mass production began during the

Winter War The Winter War,, sv, Vinterkriget, rus, Зи́мняя война́, r=Zimnyaya voyna. The names Soviet–Finnish War 1939–1940 (russian: link=no, Сове́тско-финская война́ 1939–1940) and Soviet–Finland War 1 ...

of the

Soviet Union The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, it was nominally a federal union of fifteen national ...

against

Finland Finland ( fi, Suomi ; sv, Finland ), officially the Republic of Finland (; ), is a Nordic country in Northern Europe. It shares land borders with Sweden to the northwest, Norway to the north, and Russia to the east, with the Gulf of B ...

. Initially the material proved to be unfit to the winter conditions, and the production was halted. However, very soon the technology was improved and the mass production was resumed in the autumn and winter of 1941 during the German invasion of Soviet Union, since the large numbers of footwear were badly needed for the

Red Army The Workers' and Peasants' Red Army (Russian: Рабо́че-крестья́нская Кра́сная армия),) often shortened to the Red Army, was the army and air force of the Russian Soviet Federative Socialist Republic and, after ...

. For the invention of kirza, Ivan Plotnikov was awarded the

Stalin Prize Stalin Prize may refer to: * The State Stalin Prize in science and engineering and in arts, awarded 1941 to 1954, later known as the USSR State Prize The USSR State Prize (russian: links=no, Государственная премия СССР, ...

the size of 100,000

ruble The ruble (American English) or rouble (Commonwealth English) (; rus, рубль, p=rublʲ) is the currency unit of Belarus and Russia. Historically, it was the currency of the Russian Empire and of the Soviet Union. , currencies named ''rub ...

s on 10 April 1942, as ordered by the

Council of People's Commissars The Councils of People's Commissars (SNK; russian: Совет народных комиссаров (СНК), ''Sovet narodnykh kommissarov''), commonly known as the ''Sovnarkom'' (Совнарком), were the highest executive authorities of ...

of the

References

{{DEFAULTSORT:Plotnikov, Ivan Vasilyevich Stalin Prize winners 1995 deaths 1902 births D. Mendeleev University of Chemical Technology of Russia alumni Soviet inventors Soviet engineers