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Other Disclosures4461DKS Co.Ltd.Materials and Chemicals

Converting Waste Cellophane into High-Performance Bioplastics: Latest Research Findings on Cellulose Materials Presented at the 33rd Annual Meeting of the Cellulose Society

第一工業製薬 will present the results of joint research with Rengo Co.,Ltd. on reusing unused resources from the cellophane manufacturing process as high-performance bioplastics at the Cellulose Society. The company will also exhibit its cellulose materials and products under development.

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Improvement
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Wording
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Announced details

Bioplastic made from waste cellophaneReo Crysta® (cellulose material)Cello-oligosaccharidesCNF magnetic particlesThermoplastic pulpFlame-retardant pulp
Applicable field (uses covered by this announcement)
CeramicsPlastic reductionCarbon Neutrality
Launch date9–10 July 2026 (presentations and exhibition scheduled)
Relationship between the counterparty and the company
DKS Co.Ltd.4461
Relationship with the Company

第一工業製薬 and Rengo Co.,Ltd. are conducting joint research and making a joint presentation. The companies will combine Rengo Co.,Ltd.'s raw materials with 第一工業製薬's modification technology.

CounterpartyRengo Co.,Ltd.

Head office: Osaka; President and Representative Director: Kawamoto Yosuke (川本洋祐)

Location (as indicated in this announcement)

Fuchu-no-Mori Arts Theatre, Furusato Hall (1-2 Asama-cho, Fuchu, Tokyo)

In this announcement the company addresses none of Contract Value / Offering price / Impact on Business Performance.

Source (materials cited by the company)

33rd Annual Meeting of the Cellulose Society; official Cellulose Society website and program

Announced details
ItemDetails
Names of Products / Services CoveredBioplastic made from waste cellophane, Reo Crysta® (cellulose material), Cello-oligosaccharides, CNF magnetic particles, Thermoplastic pulp, Flame-retardant pulp
CounterpartyRengo Co.,Ltd.
Counterparty overviewHead office: Osaka; President and Representative Director: Kawamoto Yosuke (川本洋祐)
Relationship with the Company第一工業製薬 and Rengo Co.,Ltd. are conducting joint research and making a joint presentation. The companies will combine Rengo Co.,Ltd.'s raw materials with 第一工業製薬's modification technology.
Launch date9–10 July 2026 (presentations and exhibition scheduled)
Applicable areaCeramics, Plastic reduction, Carbon Neutrality
LocationFuchu-no-Mori Arts Theatre, Furusato Hall (1-2 Asama-cho, Fuchu, Tokyo)
Source33rd Annual Meeting of the Cellulose Society; official Cellulose Society website and program
Items this document does not state (10)
Contract ValueOffering priceContract DateAward/certification nameAwarding / certifying bodyRegistration number and expiry dateLocation scaleQuantitative EffectsUsage historyImpact on Business Performance

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

To achieve both the higher value-added use of waste and reduced environmental impact as interest in biomass-derived materials grows in support of plastic reduction and carbon neutrality.

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Converting Waste Cellophane into High-Performance Bioplastics: Latest Research Findings on Cellulose Materials Presented at the 33rd Annual Meeting of the Cellulose Society | DKS Co.Ltd. (4461) timely disclosure | Komori