RU95117067A - METHOD FOR STRENGTHENED PLASMA VACUUM DRYING - Google Patents

METHOD FOR STRENGTHENED PLASMA VACUUM DRYING

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Publication number
RU95117067A
RU95117067A RU95117067/13A RU95117067A RU95117067A RU 95117067 A RU95117067 A RU 95117067A RU 95117067/13 A RU95117067/13 A RU 95117067/13A RU 95117067 A RU95117067 A RU 95117067A RU 95117067 A RU95117067 A RU 95117067A
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RU
Russia
Prior art keywords
chamber
pressure
plasma
approximately
generated
Prior art date
Application number
RU95117067/13A
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Russian (ru)
Other versions
RU2157703C2 (en
Inventor
М.Спенсер Роберт
О.Эдди Треланс
Original Assignee
Джонсон энд Джонсон Медикал, Инк.
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Priority claimed from US08/320,932 external-priority patent/US5656238A/en
Application filed by Джонсон энд Джонсон Медикал, Инк. filed Critical Джонсон энд Джонсон Медикал, Инк.
Publication of RU95117067A publication Critical patent/RU95117067A/en
Application granted granted Critical
Publication of RU2157703C2 publication Critical patent/RU2157703C2/en

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Claims (18)

1. Способ вакуумной стерилизации, отличающийся тем, что размещают в камере изделие, подлежащее стерилизации, вакуумируют камеру до достижения первого давления, генерируют газовую плазму в камере при первом давлении, продолжают вакуумирование камеры для достижения второго давления, и вводят стерилизующий газ в камеру при упомянутом втором давлении.1. Vacuum sterilization method, characterized in that the product to be sterilized is placed in the chamber, the chamber is evacuated to the first pressure, the gas plasma is generated in the chamber at the first pressure, the chamber is further evacuated to achieve the second pressure, and the sterilizing gas is introduced into the chamber at the aforementioned second pressure. 2. Способ по п. 1, отличающийся тем, что генерацию газовой плазмы заканчивают через время, которое пропорционально влажности изделия. 2. The method according to p. 1, characterized in that the generation of gas plasma is completed after a time that is proportional to the humidity of the product. 3. Способ по п. 1, отличающийся тем, что в качестве первого давления устанавливают давление приблизительно 700 мТор, а в качестве второго давления - приблизительно 300 мТор. 3. The method according to p. 1, characterized in that the pressure of approximately 700 mTor is set as the first pressure, and approximately 300 mTor of the second pressure. 4. Способ по п. 1, отличающийся тем, что генерируют вторую газовую плазму, содержащую стерилизующий газ. 4. The method according to p. 1, characterized in that they generate a second gas plasma containing sterilizing gas. 5. Способ по п. 4, отличающийся тем, что вторую газовую плазму генерируют после того, как газ проникает повсюду в камере и в изделия, подлежащие стерилизации. 5. The method according to p. 4, characterized in that the second gas plasma is generated after the gas penetrates everywhere in the chamber and into the products to be sterilized. 6. Способ по п. 4, отличающийся тем, что вторую газовую плазму генерируют при третьем давлении, величина которого находится между первыми и вторыми давлениями. 6. The method according to p. 4, characterized in that the second gas plasma is generated at a third pressure, the value of which is between the first and second pressures. 7. Способ по п. 6, отличающийся тем, что в качестве первого давления устанавливают давление приблизительно 700 мТор, в качестве второго давления - приблизительно 300 мТор и в качестве третьего давления - приблизительно 500 мТор. 7. The method according to p. 6, characterized in that the first pressure is set to a pressure of approximately 700 mTorr, the second pressure is approximately 300 mTorr and the third pressure is approximately 500 mTorr. 8. Способ по п. 1, отличающийся тем, что продолжительность генерации плазмы устанавливают менее 15 мин. 8. The method according to p. 1, characterized in that the duration of the plasma generation is set to less than 15 minutes 9. Способ эвакуации конденсированного материала, отличающийся тем, что осуществляют эвакуацию воздуха, окружающего материал, подлежащий стерилизации из камеры, и получают остаточную газовую плазму в камере для улучшения испарения материала. 9. A method for evacuating condensed material, characterized in that the air surrounding the material to be sterilized from the chamber is evacuated and a residual gas plasma is obtained in the chamber to improve the evaporation of the material. 10. Способ по п. 9, отличающийся тем, что время генерации плазмы устанавливают пропорциональным количеству конденсированного материала, который нужно эвакуировать. 10. The method according to p. 9, characterized in that the plasma generation time is set proportional to the amount of condensed material to be evacuated. 11. Способ по п. 9, отличающийся тем, что вакуумное давление, при котором генерируют плазму, составляет приблизительно 700 мТор. 11. The method according to p. 9, characterized in that the vacuum pressure at which the plasma is generated is approximately 700 mTorr. 12. Способ по п. 9, отличающийся тем, что возбуждение плазмы осуществляют при равновесном давлении пара конденсированного материала или ниже. 12. The method according to p. 9, characterized in that the plasma is excited at an equilibrium vapor pressure of the condensed material or lower. 13. Способ сушки влажного изделия, отличающийся тем, что размещают изделие в камере, содержащей воздух, закрывают камеру, вакуумируют камеру, в процессе вакуумирования камеры генерируют остаточную газовую плазму, удаляют изделие из камеры без введения другой жидкости в камеру, отличающейся от жидкости, которая уменьшает вакуум. 13. A method of drying a wet article, characterized in that the article is placed in a chamber containing air, the chamber is closed, the chamber is evacuated, residual gas plasma is generated during the chamber evacuation, the article is removed from the chamber without introducing another liquid into the chamber, which is different from the liquid, which reduces vacuum. 14. Способ по п. 13, отличающийся тем, что плазму генерируют при приблизительно равновесном давлении пара жидкости, которая смачивает изделие. 14. The method according to p. 13, characterized in that the plasma is generated at approximately equilibrium vapor pressure of the liquid that moistens the product. 15. Способ по п. 13, отличающийся тем, что продолжают генерацию плазмы до тех пор, пока скорость вакуумирования возрастает, как признак того, что изделие является сухим. 15. The method according to p. 13, characterized in that the plasma generation is continued until the evacuation rate increases, as a sign that the product is dry. 16. Способ по п. 15, отличающийся тем, что плазму генерируют при давлении в камере приблизительно в 700 мТор, и плазму гасят, когда давление в камере составляет приблизительно 600 мТор. 16. The method according to p. 15, characterized in that the plasma is generated at a pressure in the chamber of approximately 700 mTorr and the plasma is quenched when the pressure in the chamber is approximately 600 mTorr. 17. Способ сушки, отличающийся тем, что размещают в камере изделие, которое включает по меньшей мере 1 мл воды, вакуумируют камеру и генерируют плазму в камере, продолжая вакуумирование до удаления требуемого количества воды из изделия. 17. The drying method, characterized in that the product is placed in the chamber, which includes at least 1 ml of water, the chamber is evacuated and plasma is generated in the chamber, continuing evacuation until the required amount of water is removed from the product. 18. Способ по п. 16, отличающийся тем, что продолжают генерацию плазмы до тех пор, пока скорость вакуумирования возрастает как признак того, что изделие высушено. 18. The method according to p. 16, characterized in that the plasma generation is continued until the vacuum rate increases as a sign that the product is dried.
RU95117067/13A 1994-10-11 1995-10-10 Method for applying vacuum plasma sterilization of products RU2157703C2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/320.932 1994-10-11
US08/320,932 1994-10-11
US08/320,932 US5656238A (en) 1994-10-11 1994-10-11 Plasma-enhanced vacuum drying

Publications (2)

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RU95117067A true RU95117067A (en) 1997-12-27
RU2157703C2 RU2157703C2 (en) 2000-10-20

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US (2) US5656238A (en)
EP (1) EP0707186B1 (en)
JP (1) JP4097717B2 (en)
KR (1) KR100395191B1 (en)
CN (2) CN1089252C (en)
AT (1) ATE178399T1 (en)
AU (1) AU706079B2 (en)
BR (1) BR9504382A (en)
CA (1) CA2160208C (en)
DE (1) DE69508692T2 (en)
ES (1) ES2129763T3 (en)
MX (1) MX9504282A (en)
RU (1) RU2157703C2 (en)
TW (1) TW310278B (en)
ZA (1) ZA958542B (en)

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RU2515719C1 (en) * 2012-11-21 2014-05-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный университет пищевых производств" Министерства образования и науки Российской Федерации Method for bioobjects drying in plasma flow

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