Specific Process Knowledge/Thermal Process/BCB Curing Oven: Difference between revisions

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During processing the furnace is rapidly heated by use of eight halogen lamps situated below the sample. The furnace is purged with a high or a low nitrogen flow. Samples are processed at atmospheric pressure or at vacuum.
During processing the furnace is rapidly heated by use of eight halogen lamps situated below the sample. The furnace is purged with a high or a low nitrogen flow. Samples are processed at atmospheric pressure or at vacuum.


'''The user manual, user APV, technical information and contact information can be found in LabManager:'''
'''The user manual, user APV, technical information and contact information can be found in LabManager:'''

Revision as of 14:25, 31 January 2014

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BCB Curing Oven

The BCB Curing Oven is mainly used for curing of BCB (bisbenzocyclobutene) and for alloying of metals in a nitrogen atmosphere.

During processing the furnace is rapidly heated by use of eight halogen lamps situated below the sample. The furnace is purged with a high or a low nitrogen flow. Samples are processed at atmospheric pressure or at vacuum.


The user manual, user APV, technical information and contact information can be found in LabManager:

The BCB Curing Oven. Located in the III-V Lab

BCB Curing Oven

Process information

Here are some of the standard processes used in the BCB Curing Oven.

BCB curing:

The AL/BL processes are (should be) identical except for a (2x) pump/purge cycle in the beginning of the BL processes.

General processes

There are a number of general processes named DxxxCyyy.PDF.

The Dxxx is the set temperature (in °C) and the Cyyy is the time (in minutes) at the set temperature.

The oven heats to the set temperature (xxx) in 5 mins and then stays at the temperature (xxx) for a time (yyy) after which it cools to room temperature as fast as possible.

The program sequence looks like this for the file D200C060.PDF:

;
; stored 31.08.2011  at 18:15:47
{P0}
00,05:00,0200,H - - 2 - - - - -,075,250,001,005,028
01,60:00,0200,H C 1 - - - - - -
02,05:00,0002,- C 1 - - - - - -
03,00:00,0000,- C - - - - - - -

Equipment performance and process related parameters

Equipment BCB Curing Oven
Purpose
  • BCB curing
  • Metal alloying
Process parameter range Temperature
  • 22 - 450oC
Nitrogen flows
  • Low N2 flow: 5 SLM
  • High N2 flow: Max 16.7 SLM
Pressure
  • Atmospheric pressure or vacuum
Substrates

(Remember to use the right carrier wafer)

Batch size
  • Several small samples
  • One 50 mm wafer
  • One 100 mm wafer
Allowed materials
  • BCB
  • III-V materials
  • Co-polymer
  • Silicon, silicon oxide, silicon nitride
  • Quartz
  • Resist (prebaked)
  • Metal (only Al, Ni, Ge and Au)