DyStar

DyStar is a specialty-chemicals company whose principal business is the development, manufacture and supply of dyes, auxiliaries and technical services for textile and leather processing. Its activities also extend into paper, plastics, packaging, paints and coatings, water treatment, food and beverage, personal care, and other industrial applications. The company is best understood as an industry platform assembled from major historical dye businesses rather than as a consumer-facing brand. DyStar was established in 1995 as a joint venture between Bayer and Hoechst, two major German chemical groups. Its formation brought together textile-dyeing activities with substantial technical and commercial capabilities. In 2000, the textile-dyes business of BASF was integrated into the company, expanding its product portfolio and industrial base. The business subsequently changed ownership when Platinum Equity acquired DyStar in 2004. In February 2010, Kiri Dyes and Chemicals, also known as Kiri Industries, acquired DyStar Group with support from its Chinese joint-venture partner Longsheng Group. The transaction created a long-running shareholder dispute involving the ownership structure of DyStar Global Holdings in Singapore. Senda International Capital, a wholly owned subsidiary of Longsheng, became the majority shareholder. The ownership history is significant because it connected DyStar's established European dye-making heritage with the rapidly expanding Asian textile and chemicals market. DyStar expanded through acquisitions and integration of adjacent capabilities. Businesses associated with Rotta, the Boehme Group, Lenmar Chemicals, Color Solutions International and TexanLab became part of the company's broader portfolio. In 2016, DyStar acquired specialty-chemicals businesses from Emerald Performance Materials, supporting expansion beyond traditional textile dyes into food and beverage and personal-care applications. The company operates internationally through manufacturing sites, subsidiaries and agencies serving major textile markets. The reference material describes a network of production facilities in multiple countries and commercial representation in approximately 50 countries, with particularly rapid growth in China. DyStar's offer combines colorants with auxiliaries, application know-how, laboratory and testing support, and toll manufacturing. This combination allows the company to serve industrial customers that require reproducible color, process efficiency, regulatory support and environmental performance rather than simply purchasing a standalone dye. Sustainability and manufacturing efficiency are recurring elements of DyStar's corporate positioning. The company reported a 21.5 percent reduction in energy consumption in 2014 compared with 2010 levels, achieving its stated five-year energy-reduction objective ahead of schedule. It also pursued a longer-term target of reducing its production footprint per tonne of output. In February 2019, DyStar opened a testing facility in Dhaka, Bangladesh, strengthening support for one of the world's largest textile-manufacturing centers. In April 2023, it closed a 125-year-old indigo-dye plant in Ludwigshafen, Germany, an event reflecting the restructuring of mature manufacturing assets. DyStar remains primarily a business-to-business chemicals supplier. Its customers include textile mills, dyehouses, leather processors, manufacturers of paper and plastics, and companies in other industrial sectors. Its value proposition rests on a combination of global supply, established dye chemistry, process services and application expertise. The company is not publicly traded under a DyStar ticker, and no public consumer-brand strategy is identified in the supplied material.

DyStar was created in 1995 as a joint venture between Bayer AG and Hoechst AG to combine important textile-dye activities from the two German chemical groups. The new company inherited substantial expertise in color chemistry, textile processing and industrial customer support. Its initial identity was therefore rooted in the consolidation of established European dye businesses rather than the creation of a new consumer product. A major expansion occurred in 2000, when BASF's textile-dyes business was integrated into DyStar. This broadened the company's portfolio and strengthened its position in international textile markets. In 2004, Platinum Equity acquired DyStar, beginning a period in which the company operated under financial-investor ownership while continuing to develop its industrial activities. In February 2010, Kiri Dyes and Chemicals acquired DyStar Group with support from Longsheng Group of China. The transaction made DyStar part of a corporate structure with strong links to the Asian chemicals and textile ecosystem. Senda International Capital, a wholly owned Longsheng subsidiary, became the majority shareholder. The ownership arrangements later generated a prolonged shareholder dispute between the parties connected with the acquisition. DyStar pursued growth through acquisitions and the integration of complementary companies. Its associated businesses included Rotta, Boehme Group, Lenmar Chemicals, Color Solutions International and TexanLab. These additions broadened the company's manufacturing, laboratory, service and application capabilities. In 2016, DyStar completed the acquisition of specialty-chemical businesses from Emerald Performance Materials. That transaction helped extend the business into food and beverage and personal-care applications beyond its traditional textile focus. The company's operating model combines chemical manufacturing with technical services. DyStar supplies dyes and auxiliaries to textile and leather processors, while also offering testing, formulation and application support. It has maintained sites or subsidiaries in major textile markets and agencies in approximately 50 countries. The supplied reference material describes a network of 14 production facilities in 12 countries during the earlier period, as well as substantial employee and commercial activity in China. Environmental performance became a visible part of the company's industrial agenda. DyStar reported that energy consumption in 2014 was 21.5 percent below its 2010 level, exceeding a five-year reduction target ahead of schedule. The company also stated an objective of reducing its production footprint per tonne of output. These efforts were linked to the broader challenge of lowering the environmental burden of dye manufacture and textile processing. In February 2019, DyStar opened a testing facility in Dhaka, Bangladesh. The location gave the company a closer technical presence in a major garment-production center and supported customer testing and development. In April 2023, DyStar closed a 125-year-old indigo plant in Ludwigshafen, Germany. The closure represented a significant change to the company's historic German manufacturing footprint and illustrated the continuing rationalization of mature chemical assets. The supplied material reports that in 2025 Zhejiang Longsheng Group agreed to acquire Kiri Industries' remaining 37.57 percent shareholding in DyStar Global Holdings, subject to regulatory and customary closing conditions. It further reports that the transaction was completed in December 2025, making Longsheng the sole shareholder and bringing the shareholder dispute to an end. DyStar consequently continued as a Longsheng-controlled global specialty-chemicals business serving textile, leather, food and beverage, personal care, paints and coatings, paper, packaging and water-treatment markets. The company's core commercial identity remains its combination of dyes, auxiliaries, toll manufacturing and technical services for industrial customers.

1. 2025Longsheng agrees to buy Kiri's remaining stake

   Longsheng agrees to acquire Kiri Industries' remaining 37.57 percent shareholding in DyStar Global Holdings, subject to required approvals and closing conditions.

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2. 2025Longsheng becomes sole shareholder

   The reported completion of the share purchase makes Zhejiang Longsheng Group the sole shareholder of DyStar.

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3. 2023Ludwigshafen indigo plant closes

   DyStar closes a 125-year-old indigo-dye plant in Ludwigshafen, Germany.

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4. 2019Dhaka testing facility opens

   DyStar opens a testing facility in Dhaka, Bangladesh, strengthening local support for textile customers.

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5. 2016Emerald specialty-chemicals businesses acquired

   DyStar acquires specialty-chemical businesses from Emerald Performance Materials to expand into food and beverage and personal-care applications.

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6. 2014Energy-consumption reduction reported

   DyStar reports a 21.5 percent reduction in energy consumption compared with 2010 levels.

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7. 2010Kiri-led acquisition with Longsheng support

   Kiri Dyes and Chemicals acquires DyStar Group with support from Longsheng Group, establishing the ownership structure that later became the subject of a shareholder dispute.

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8. 2004Platinum Equity acquires DyStar

   Platinum Equity acquires the company.

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9. 2000BASF textile-dyes business is integrated

   The textile-dyes business of BASF is integrated into DyStar, broadening its product base and market position.

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10. 1995DyStar is established

    Bayer and Hoechst establish DyStar as a joint venture combining their textile-dye businesses.

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A global, technically oriented specialty-chemicals supplier built around textile and leather colorants, process auxiliaries, application services and adjacent industrial chemical solutions. DyStar emphasizes international manufacturing and distribution, formulation expertise, customer testing, regulatory support and efforts to improve the environmental efficiency of dye production.

• Textile dyesTextile chemicals

  DyStar's core portfolio consists of industrial dyes used to color textile fibers and fabrics. These products support dyeing and printing operations across apparel, home textiles, technical textiles and related applications. The offering is sold to professional processors rather than consumers and is supported by application knowledge, testing and process guidance.

• Leather dyes and auxiliariesLeather chemicals

  DyStar supplies colorants and auxiliary chemicals for leather processing. The solutions are intended to help industrial tanneries achieve consistent color and processing performance while meeting the technical requirements of different leather articles and finishing processes.

• Textile-processing auxiliariesProcess chemicals

  Auxiliaries complement dyes by supporting wet processing, dye uptake, leveling, finishing and other stages of textile manufacture. DyStar positions these materials together with technical services so customers can optimize recipes, improve reproducibility and address production or environmental requirements.

• Testing and technical servicesIndustrial services2019

  The company provides laboratory, testing and application support alongside its chemical products. These services help customers assess color performance, develop processing recipes and transfer laboratory results into industrial production. The Dhaka facility expanded this type of support in a major textile-producing market.

• Specialty-chemical and toll-manufacturing solutionsSpecialty chemicals2016

  DyStar also undertakes specialty-chemical activities and toll manufacturing for industrial customers. Following the 2016 acquisition of businesses from Emerald Performance Materials, its adjacent applications included food and beverage and personal care, in addition to chemical uses connected with paper, plastics, coatings, packaging and water treatment.

• 2025Consolidate ownership under Zhejiang Longsheng GroupM&A

  Kiri Industries retained a 37.57 percent shareholding in DyStar Global Holdings after the earlier Longsheng-supported acquisition, amid a prolonged shareholder dispute.

  What changed. Zhejiang Longsheng Group agreed to acquire Kiri Industries' remaining interest and reportedly completed the transaction in December 2025.

  Aftermath. Longsheng became the reported sole shareholder of DyStar, ending the ownership dispute described in the reference material.

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• 2023Close the Ludwigshafen indigo plantStrategy

  The facility had operated for approximately 125 years and formed part of the company's historic German manufacturing heritage.

  What changed. DyStar closed the indigo-dye production plant in Ludwigshafen, Germany.

  Aftermath. The closure ended a long-running production operation and changed DyStar's historic German manufacturing footprint.

  Source
• 2019Expand textile testing support in BangladeshStrategy

  Bangladesh is a major global garment-production center and an important market for textile-dye and process-chemical suppliers.

  What changed. DyStar opened a new testing facility in Dhaka.

  Aftermath. The facility increased DyStar's local technical and customer-support capabilities.

  Source
• 2016Acquire Emerald Performance Materials specialty-chemical businessesM&A

  DyStar sought to broaden its business beyond textile and leather colorants into additional specialty-chemical applications.

  What changed. The company completed the acquisition of specialty-chemical businesses from Emerald Performance Materials.

  Aftermath. The acquisition expanded DyStar's presence in food and beverage and personal-care applications.

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• 2025Longsheng agrees to acquire Kiri Industries' remaining DyStar stake

  Zhejiang Longsheng Group and Kiri Industries entered into a share-purchase agreement under which Longsheng would acquire Kiri Industries' remaining 37.57 percent interest in DyStar Global Holdings, subject to approvals and closing conditions.

  M&A
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• 2025Longsheng becomes sole shareholder of DyStar

  The reported completion of the share transaction made Zhejiang Longsheng Group the sole shareholder of DyStar and ended the long-running ownership dispute associated with the 2010 acquisition.

  M&AOther
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• 2023DyStar closes historic indigo plant in Ludwigshafen

  DyStar closed a 125-year-old indigo-dye production facility in Ludwigshafen, Germany, marking the end of a long-running manufacturing operation.

  Other
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• 2019DyStar opens a testing facility in Dhaka

  DyStar opened a testing facility in Dhaka, Bangladesh, expanding its technical-support capabilities in a major global textile-manufacturing market.

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1. DyStar