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SU1014020A1 - Method of producing specimen for measuring magnetic recording medium working layer cohesive strength - Google Patents

Method of producing specimen for measuring magnetic recording medium working layer cohesive strength Download PDF

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Publication number
SU1014020A1
SU1014020A1 SU823391829A SU3391829A SU1014020A1 SU 1014020 A1 SU1014020 A1 SU 1014020A1 SU 823391829 A SU823391829 A SU 823391829A SU 3391829 A SU3391829 A SU 3391829A SU 1014020 A1 SU1014020 A1 SU 1014020A1
Authority
SU
USSR - Soviet Union
Prior art keywords
working layer
magnetic recording
recording medium
cohesive strength
measuring magnetic
Prior art date
Application number
SU823391829A
Other languages
Russian (ru)
Inventor
Анатолий Михайлович Высота
Александр Адгамович Нигмадьянов
Владимир Евстахович Тиховский
Анатолий Васильевич Ветошинский
Original Assignee
Шосткинский Филиал Всесоюзного Государственного Ордена Трудового Красного Знамени Научно-Исследовательского И Проектного Института Химико-Фотографической Промышленности
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Шосткинский Филиал Всесоюзного Государственного Ордена Трудового Красного Знамени Научно-Исследовательского И Проектного Института Химико-Фотографической Промышленности filed Critical Шосткинский Филиал Всесоюзного Государственного Ордена Трудового Красного Знамени Научно-Исследовательского И Проектного Института Химико-Фотографической Промышленности
Priority to SU823391829A priority Critical patent/SU1014020A1/en
Application granted granted Critical
Publication of SU1014020A1 publication Critical patent/SU1014020A1/en

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  • Sampling And Sample Adjustment (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)

Description

4а О Isd4a o Isd

Claims (1)

СПОСОБ ИЗГОТОВЛЕНИЯ ОБРАЗЦА' ДЛЯ ИЗМЕРЕНИЯ КОГЕЗИОННОЙ. ПРОЧНОСТИ РАБОЧЕГО СЛОЯ НОСИТЕЛЯ МАГНИТНОЙ'ЗАПИСИ путем нанесения магнитного лака на подложку и его высушивания, отличающийся тем, что, с целью уменьшения погрешности измерения когезионной прочности рабочего слоя носителя магнитной записи, перед на несением магнитного лака на подложку наносят подслой сополимера винилового спирта с винилпирролидоном, который размачивают в воде после высушивания магнитного лака, а после размачивания подслоя сополимера винило вого спирта с винилпирролидоном рабочий слой отделяют от подложки.METHOD FOR MANUFACTURING A SAMPLE 'FOR MEASURING A COGESION. STRENGTHS OF THE WORKING LAYER OF A MAGNETIC RECORDING CARRIER by applying a magnetic varnish to a substrate and drying it, characterized in that, in order to reduce the measurement error of the cohesive strength of the working layer of a magnetic recording medium, a vinyl alcohol-vinylpyrrolidone copolymer sublayer is applied to the substrate to carry the magnetic varnish, which is soaked in water after drying the magnetic varnish, and after soaking the sublayer of the copolymer of vinyl alcohol with vinyl pyrrolidone, the working layer is separated from the substrate.
SU823391829A 1982-01-29 1982-01-29 Method of producing specimen for measuring magnetic recording medium working layer cohesive strength SU1014020A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU823391829A SU1014020A1 (en) 1982-01-29 1982-01-29 Method of producing specimen for measuring magnetic recording medium working layer cohesive strength

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU823391829A SU1014020A1 (en) 1982-01-29 1982-01-29 Method of producing specimen for measuring magnetic recording medium working layer cohesive strength

Publications (1)

Publication Number Publication Date
SU1014020A1 true SU1014020A1 (en) 1983-04-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SU823391829A SU1014020A1 (en) 1982-01-29 1982-01-29 Method of producing specimen for measuring magnetic recording medium working layer cohesive strength

Country Status (1)

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SU (1) SU1014020A1 (en)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
1. Калантарова М.С.Определение физико-механических свойств магнитной проволоки. Труды Всесоюзного научно-исследовательского института магнитной записи и технологии радиовещани и телевидени , М., 196, вып. 2 *

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