SU620441A1 - Glass - Google Patents

Glass

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Publication number
SU620441A1
SU620441A1 SU752113478A SU2113478A SU620441A1 SU 620441 A1 SU620441 A1 SU 620441A1 SU 752113478 A SU752113478 A SU 752113478A SU 2113478 A SU2113478 A SU 2113478A SU 620441 A1 SU620441 A1 SU 620441A1
Authority
SU
USSR - Soviet Union
Prior art keywords
glass
coefficient
chromel
alumel
bao
Prior art date
Application number
SU752113478A
Other languages
Russian (ru)
Inventor
Владимир Иванович Артемьев
Фаттах Каримович Каримов
Владимир Дмитриевич Черепанов
Original Assignee
Предприятие П/Я В-2098
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 Предприятие П/Я В-2098 filed Critical Предприятие П/Я В-2098
Priority to SU752113478A priority Critical patent/SU620441A1/en
Application granted granted Critical
Publication of SU620441A1 publication Critical patent/SU620441A1/en

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Description

Изобретение относитс  к производству стекол, используемых цп  изготовлени  устройств, в которых соецинение элементов между собой осуществл етс  при помощи спа  стекла с металлами с обеспечением вакуумной плотности по границам спа .The invention relates to the manufacture of glasses, used cp manufacturing devices in which elements are interconnected with each other using glass spheres with metals, ensuring vacuum density along the boundaries of the spas.

Известно стекло маркн С120-1 следующего состава, вес. %: SiOg. 45,0; БаО 15,О; PfeO 23,5; Na.O 5,0; KgO 11,0 и UijO 1,0 ij , Это стекло имеет низкую химическую стойкость (4-й гидролитический класс) и термасто&кость .Known glass Mark C120-1 of the following composition, weight. %: SiOg. 45.0; BaO 15, O; PfeO 23.5; Na.O 5.0; KgO 11.0 and UijO 1.0 ij, This glass has a low chemical resistance (4th hydrolytic class) and a thermostatic & bone.

Наиболее близким по технической сущности и достигаемому результату к предлагаемому стеклу  вл етс  стекло следующего состава, вес. %: Si024O-50, ВаО 1О-ЗО, РвО 1О-30, AEgO 0.53 ,0. 13, W 5,4,,0 2The closest in technical essence and the achieved result to the proposed glass is glass of the following composition, weight. %: Si024O-50, BaO 1O-ZO, RVO 1O-30, AEgO 0.53, 0. 13, W 5.4,, 0 2

Недостатком стекла  вл етс  невоэможностъ получени  вакуум плотных спаев с металлами и сплавами с коэффици-The disadvantage of glass is the impossibility of obtaining a vacuum of dense junctions with metals and alloys with a coefficient of

ентом термического расширени  /115145/ . 1/град.С.thermal expansion / 115145 /. 1 / deg.S.

Целью изобретени   вл етс  получение вакуумплотных спаев с металлами и сплавами, коэффициент термического расширени  которых находитс  в пределах от /115-145/.Ю 1/град.С, т.е. с алюмелем, хромелем и копелем.The aim of the invention is to obtain vacuum tight junctions with metals and alloys, the thermal expansion coefficient of which is in the range of /115-145/.O 1 / grad.C, i.e. with alumel, chromel and copel.

Дл  этого известное стекло, включающее StOg , ВаО, РвО, Ц ajO, KjiO, дополнительно содержит TlOn и U при следующем соотнощении компонентов, вес.%:For this, the known glass, including StOg, BaO, PvO, C ajO, KjiO, additionally contains TlOn and U with the following ratio of components, wt.%:

5 0 43-455 0 43-45

10,5-11,5 10.5-11.5

Бою 11-13 РЬО . 8,5-9,5 11,5-12,5 Fight 11-13 PYO. 8.5-9.5 11.5-12.5

КпОKPO

Tfa 9-11 1,5-2,5Tfa 9-11 1.5-2.5

Химическа  стойкость указанного стекла - Ш гидролитический класс, коэффи циент термического расширени  - /126Chemical resistance of the specified glass - Ø hydrolytic class, coefficient of thermal expansion - / 126

V 2/. 10 1/град.С.V 2 /. 10 1 / grad.S.

Предлагаемое стекло, имеющее коэф ф киент тврм ческого расширени одного пор ака с алюмелем, копелем в хромелем, позвол ет созоавать согласованные спаи, грактвческн не создающие месгньш напр жений по л нин стекло-металл, а, с едовательно, исключающие возникнове (шразитных термо е.д .с., и способствует повышению точности контрол  температур термопарами из алюмел , копвп . и хромел , в пепи которьш наход тс  устройства с вакуумплотньч . спаем с контактами из алюмел , копел  и хромел .The proposed glass, which has a coefficient of hard expansion of one pore aka with alumel, copel in chromel, allows to create matched junctions that do not create the most volatile glass-to-metal, and, therefore, exclude any .d., and contributes to an increase in the accuracy of temperature control by thermocouples of alumel, copvp and chromel, in which devices are located with vacuum-tight welding with contacts of alumel, copel and chromel.

Предлагаемое стекло может быть получено по обычной технологии.The proposed glass can be obtained by conventional technology.

Формула и 9 обретени Formula and 9 gains

Стекло, включающее 5 Ол ВаО, РЬО, N , Kg О, отличающеес  гем, что, с целью получени  вакуумплотных спаев с металлами и сплавами с коэффициентом термичекркого расширени  /115-145/У. 1О .J/град.С, оно дополнительно содержит Т Og и Ьа„О- при следующем соотношении компонентов, вес.%( si О-43-45Glass, including 5 Ol BaO, Pb0, N, Kg O, characterized by heme, in order to obtain vacuum tight junctions with metals and alloys with a coefficient of thermal expansion / 115-145 / V. 1O .J / deg.С, it additionally contains T Og and LА „О- in the following ratio of components, wt.% (Si О-43-45

Ъаа10,5-11,510,5-11,5

l bO11-13l bO11-13

,5-9,55-9.5

К-011,5-12,5K-011,5-12,5

9-11 9-11

1р5-2,51p5-2.5

Источники информации, прин тые во внимание при экспертизе;Sources of information taken into account in the examination;

1.Любимов М, Л. Спаи стекла с металлом , М., Энерги1(, 1968, с. 40.1. Lyubimov M, L. Spay glass with metal, M., Energiya1 (1968, p. 40.

2.Патент Японии № 48г-10924, кл. 2-274. 1973.2. Japanese Patent No. 48g-10924, cl. 2-274. 1973.

SU752113478A 1975-03-14 1975-03-14 Glass SU620441A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU752113478A SU620441A1 (en) 1975-03-14 1975-03-14 Glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU752113478A SU620441A1 (en) 1975-03-14 1975-03-14 Glass

Publications (1)

Publication Number Publication Date
SU620441A1 true SU620441A1 (en) 1978-08-25

Family

ID=20612718

Family Applications (1)

Application Number Title Priority Date Filing Date
SU752113478A SU620441A1 (en) 1975-03-14 1975-03-14 Glass

Country Status (1)

Country Link
SU (1) SU620441A1 (en)

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