SU534474A1 - The method of obtaining carbonized foam - Google Patents

The method of obtaining carbonized foam

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Publication number
SU534474A1
SU534474A1 SU2144434A SU2144434A SU534474A1 SU 534474 A1 SU534474 A1 SU 534474A1 SU 2144434 A SU2144434 A SU 2144434A SU 2144434 A SU2144434 A SU 2144434A SU 534474 A1 SU534474 A1 SU 534474A1
Authority
SU
USSR - Soviet Union
Prior art keywords
foam
hour
heating rate
carbonized foam
patent number
Prior art date
Application number
SU2144434A
Other languages
Russian (ru)
Inventor
Владимир Михайлович Мамонтов
Олег Георгиевич Тараканов
Павел Александрович Окунев
Александр Дмитриевич Митрофанов
Original Assignee
Владимирский политехнический институт
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 Владимирский политехнический институт filed Critical Владимирский политехнический институт
Priority to SU2144434A priority Critical patent/SU534474A1/en
Application granted granted Critical
Publication of SU534474A1 publication Critical patent/SU534474A1/en

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Description

(54) СПОСОБ ПОЛУЧЕНИЯ КАРБОНИЗОВАННОГО ПЕНОПЛАСТА(54) METHOD FOR PRODUCING CARBONIZED FOAM

Объемный вес, кг/мVolume weight, kg / m

500500

Прочность на 2 сжатие, кг/смStrength 2 compression, kg / cm

5959

250 250250250 250 250250 250250250 250 250

38-4538-45

5050

27 33 3927 33 39

Выход,Output,

Claims (3)

зо Формула изобретени  Способ получени  карбонизованного пенопласта путем окислени  пенопласта на воздухе и дальнейшей его термообработки в инертной среде, отличающийс  тем, что, с целью повышени  выхода и прочности конечного продукта, в качестве пенопласта исполь зуют пенопласт на основе полиакрилонитрила илисополимераакрилонитрила и 5-3О вес.% акриловой кислоты с 60-70% открытых пор, окисление провод т в интервале температур The invention claims a method for producing carbonized foam by oxidizing the foam in air and further heat treating it in an inert medium, characterized in that polyacrylonitrile foam or polyacrylate acrylonitrile and 5-3O weight are used as foam foam. % acrylic acid with 60-70% open pores, the oxidation is carried out in the temperature range 7575 7272 8585 8080 78 160-230° С со скоростью нагрева 15-20°С/час, а термообработку до 7001500°С со скоростью нагрева 60-200°С/час. Источники информации, прин тые во внимание при экспертизе: 1. Патент США № 3345440, кл. 26 4-29, 1967 78 160-230 ° С with a heating rate of 15-20 ° С / hour, and heat treatment up to 7001500 ° С with a heating rate of 60-200 ° С / hour. Sources of information taken into account in the examination: 1. US Patent No. 3345440, cl. 26 4-29, 1967 2.Патент Великобритании № 1О16449, кл, с 1 А, 1966. 2.UK patent number 1O16449, class, with 1 A, 1966. 3.Патент США № 3387940, кл. 23/209.2, 1968 (прототип).3. US patent number 3387940, cl. 23 / 209.2, 1968 (prototype).
SU2144434A 1975-05-16 1975-05-16 The method of obtaining carbonized foam SU534474A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU2144434A SU534474A1 (en) 1975-05-16 1975-05-16 The method of obtaining carbonized foam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU2144434A SU534474A1 (en) 1975-05-16 1975-05-16 The method of obtaining carbonized foam

Publications (1)

Publication Number Publication Date
SU534474A1 true SU534474A1 (en) 1976-11-05

Family

ID=20622762

Family Applications (1)

Application Number Title Priority Date Filing Date
SU2144434A SU534474A1 (en) 1975-05-16 1975-05-16 The method of obtaining carbonized foam

Country Status (1)

Country Link
SU (1) SU534474A1 (en)

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