SU600086A1 - Method of chemical treatment of diamonds - Google Patents

Method of chemical treatment of diamonds

Info

Publication number
SU600086A1
SU600086A1 SU752128953A SU2128953A SU600086A1 SU 600086 A1 SU600086 A1 SU 600086A1 SU 752128953 A SU752128953 A SU 752128953A SU 2128953 A SU2128953 A SU 2128953A SU 600086 A1 SU600086 A1 SU 600086A1
Authority
SU
USSR - Soviet Union
Prior art keywords
diamonds
alkaline earth
alkali metal
alkali
chemical treatment
Prior art date
Application number
SU752128953A
Other languages
Russian (ru)
Inventor
Петр Петрович Отопков
Анатолий Иванович Сенчаков
Алла Викторовна Ножкина
Виктор Анатольевич Лукьянов
Original Assignee
Всесоюзный научно-исследовательский и конструкторско-технологический институт природных алмазов и инструмента
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 Всесоюзный научно-исследовательский и конструкторско-технологический институт природных алмазов и инструмента filed Critical Всесоюзный научно-исследовательский и конструкторско-технологический институт природных алмазов и инструмента
Priority to SU752128953A priority Critical patent/SU600086A1/en
Application granted granted Critical
Publication of SU600086A1 publication Critical patent/SU600086A1/en

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  • Glass Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Claims (1)

Зтойкость алмазов к окислению после обэотки указанным расплавом значительно 5ышаетс . Кроме того, прочность природX алмазов на сжатие увеличиваетс  на -10%, синтетических алмазов - на -20%. Формула изобретени  пособ химической обработки алмазов, ючающий воздействие на них расплавов тогенидов щелочных или щелочноземельных таллов и гидроокисей щелочных металлов и температуре 600-1200°С, от л ич а гони с   тем, что, с целью повышени  стойкости алмазов к окислению, в расплав ввод т амфотерный элемент из группы: бор, алюминий , олово, кремний, вольфрам при следующем соотношении компонентов расплава, вес. %: Галогенид щелочного или щелочноземельного металла 88-97,9 Гидроокись щелочного металла2-10 Амфотерный элемент0,1-2 Источники информации, прин тые во внимание при экспертизе 1. Авторское свидетельство СССР № 509036 кл. С 01В 31/06, 15.11.73.The resistance of diamonds to oxidation after a sweep by this melt increases significantly. In addition, the compressive strength of natural diamonds is increased by -10%, synthetic diamonds by -20%. The claims of the chemical diamonds processing aid, the exposure of them to molten alkaline or alkaline earth togenides and alkali metal hydroxides and a temperature of 600-1200 ° C, from li chi so that t amphoteric element from the group: boron, aluminum, tin, silicon, tungsten in the following ratio of melt components, weight. %: Alkali or alkaline earth metal halide 88-97.9 Alkali metal hydroxide2-10 Amphoteric element 0.1-2 Sources of information taken into account during the examination 1. USSR author's certificate No. 509036 class. From 01B to 31/06, 15.11.73.
SU752128953A 1975-04-28 1975-04-28 Method of chemical treatment of diamonds SU600086A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU752128953A SU600086A1 (en) 1975-04-28 1975-04-28 Method of chemical treatment of diamonds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU752128953A SU600086A1 (en) 1975-04-28 1975-04-28 Method of chemical treatment of diamonds

Publications (1)

Publication Number Publication Date
SU600086A1 true SU600086A1 (en) 1978-03-30

Family

ID=20617760

Family Applications (1)

Application Number Title Priority Date Filing Date
SU752128953A SU600086A1 (en) 1975-04-28 1975-04-28 Method of chemical treatment of diamonds

Country Status (1)

Country Link
SU (1) SU600086A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5385715A (en) * 1987-04-24 1995-01-31 Fish; Michael L. Synthesis of ultra-hard abrasive particles
RU2196731C2 (en) * 2000-09-21 2003-01-20 Закрытое акционерное общество "Астрин" Layered fulleroid-type polyhedral carbon nanostructures

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5385715A (en) * 1987-04-24 1995-01-31 Fish; Michael L. Synthesis of ultra-hard abrasive particles
RU2196731C2 (en) * 2000-09-21 2003-01-20 Закрытое акционерное общество "Астрин" Layered fulleroid-type polyhedral carbon nanostructures

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