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  2. Resin/Plastic
  3. DJK
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DJK

EstablishmentFebruary 1964
capital10000Ten thousand
number of employees123
addressKanagawa/Kohoku-ku, Yokohama-shi/8th Floor, KAKiYA Building, 2-7-17 Shin-Yokohama
phone045-620-0640
  • Official site
last updated:Mar 11, 2026
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  • Company information
  • Products/Services(82)
  • catalog(18)
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DJK Company Overview

DJK Corporation is a solution company for polymer materials.

At DJK, we respond to all customer needs swiftly and accurately under confidentiality. DJK engages in the following activities related to polymer materials and composite materials: 1. Synthesis, polymerization, and modification reactions 2. Compounding, molding, and sample processing 3. Material testing, physical property measurement, and analysis services 4. Technical consulting 5. Defective product failure analysis testing 6. Application and testing outsourcing for overseas standards (FDA/EPA, DMF, biodegradability certification, and others)

Business Activities

○ Synthesis, polymerization, and modification reactions ○ Mixing, molding, and sample processing ○ Material testing, physical property measurement, and analysis services ○ Technical consulting ○ Defective product defect analysis testing ○ Application and testing outsourcing for overseas standards (FDA/EPA, DMF, biodegradability certification, etc.)

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Products/Services (82)

Two-axis extrusion mixing test service product image
Two-axis extrusion mixing test service
Flow Analysis Service product image
Flow Analysis Service
Thermal conductivity measurement service product image
Thermal conductivity measurement service
Supercritical foaming injection molding evaluation test contract service product image
Supercritical foaming injection molding evaluation test contract service

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catalog(18)

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Preparation of polymer material specimens and evaluation of their physical properties.

Preparation of polymer material specimens and evaluation of their physical properties.

TECHNICAL
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Biodegradability certification

Biodegradability certification

TECHNICAL
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Biodegradability test

Biodegradability test

TECHNICAL
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Corrosion acceleration test for coated metal.

Corrosion acceleration test for coated metal.

OTHER
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Detailed information

Company name DJK
number of employees123
Contact addresspostalcode 222-0033 Kanagawa/ Kohoku-ku, Yokohama-shi/ 8th Floor, KAKiYA Building, 2-7-17 Shin-YokohamaView on map TEL:045-620-0640 FAX:045-620-0795
Industry Resin/Plastic

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