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Semiconductor Business

Leading the future semiconductor industry with eco-friendly materials and glass substrate processing technology.

In January 2025, Chemtronics acquired J3, a wafer processing company,
thereby expanding its presence in the semiconductor business sector.
J3 manufactures wafers, which are the basis of semiconductors.
In particular, J3 provides wafer reclamation services, creating economic and social value.

The recent increase in demand for semiconductors for
smartphones and vehicles has led to a rise in the use of wafers.
In the mid- to long-term, demand for data storage devices such
as servers and storage systems is expected to continue,
which will lead to the continued growth of the wafer and
reclaim markets.

In line with this outlook, Chemtronics provides wafer reclaim
service, leveraging our decap line and wastewater treatment
infrastructure.

Process

PGMEA 주요 용도

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Competitive Advantages

Guaranteed Wafer Quality with in-house equipment
FLATNESS, Particle Counter, ICP-MS

Equipped with own film removal technology
Capable of removing various types of film with J3’s proprietary recipe

Types of film that can be removed by J3 technology

  • PR

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  • Oxide

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  • Niteride

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  • CU(Bump)

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  • Glue

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  • Polyimide(Carrier)

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Zones Permitted for Chemical Product Use
Authorized to use hazardous chemicals such as hydrofluoric acid, sulfuric acid, hydrochloric acid,
potassium hydroxide, ammonia, and nitric acid, and equipped with in-house wastewater treatment facilities

  • DI System

    • TOC 5ppb / DO 5ppb
    • Particle : 20nm
  • Clean Room

    • Zone 1: Class 10
    • Zone 2: Class 100
    • Zone 3: Class 100