YES
450 PB 8 2 Polymide
The YES 450 PB 8 2 Polymide is a polyimide cure oven made by YES for 2-inch to 8-inch wafers. The YES 450 PB 8 2 Polymide has vacuum capability and N2 gas delivery. The YES 450 PB 8 2 Polymide operates at 208 V and 50/60 Hz.[1][2]
What it is
General reference — not yet source-verifiedCure ovens are thermal processing tools used in semiconductor fabrication to thermally cure polyimide films deposited on wafers. Polyimide is a dielectric material often used for passivation layers, interlayer dielectrics, and stress-buffer coatings.
How it works
General reference — not yet source-verifiedIn a polyimide cure oven, wafers are heated in a programmed temperature profile to drive off solvents from the spun-on polyimide precursor and to initiate the imidization reaction that converts the precursor into a stable polyimide film. The process typically uses an inert nitrogen atmosphere to prevent oxidation and may incorporate vacuum steps for enhanced solvent removal.
Where it fits in the process flow
General reference — not yet source-verifiedThe cure oven is positioned in the semiconductor process flow after polyimide deposition (typically by spin coating) and before subsequent processing steps such as metallization or final passivation. The curing step is critical for fully cross-linking the polyimide to achieve its mechanical and electrical properties.
What do the numbers mean?
Power & electrical3
- 50/60 Hz[1]
Vacuum & pumping2
- Vacuum[1]
Wafer handling1
Gas & chemistry1
Configuration & options2
What does it need to run?
Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.
Where are the manuals?
Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.
Not publicly documented
Field notes
No research found yet — worked with this tool? Share what you know.
Frequently asked questions
What type of equipment is the Yes 450 PB 8 2?
It is a polymide cure oven.[1]
Not publicly documented
The following facts about the 450 PB 8 2 Polymide are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the 450 PB 8 2 Polymide are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the 450 PB 8 2 Polymide are on record.
Answerable by: an OEM product catalog or an engineer who ordered or specified the tool
The control-system platform and OS era of the 450 PB 8 2 Polymide are not on record.
Answerable by: an engineer who operated it or OEM installation records
No publicly documented failure modes or field errata for the 450 PB 8 2 Polymide are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the 450 PB 8 2 Polymide is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No research found yet — worked with this tool? Share what you know.
Sources & citations
Sources (2)Every fact above is drawn from these public sources
- [1]Inventory photo
- [2]waferpedia.com — waferpedia.comwaferpedia.com
Last updated Oct 7, 2026.
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