# GC and SCGC to combine polyolefins businesses in joint venture

PTT Global Chemical (GC) and SCG Chemicals (SCGC) announced plans to combine their olefins and polyolefins businesses in Thailand via a joint venture, with GC holding 56% and SCGC 44%. The venture will have a combined olefins capacity of 7.1 million tons per year and aims to rank among the world's top 10 polyolefins producers.

- Type: Partnership
- Announced: 2026-11-03
- Where: Thailand, Thailand
- Status: announced
- Capacity: olefins 7.1 million tons per year
- Products: olefins, polyolefins
- Sectors: [Plastics and Polymers](https://endata.com/sectors/plastics-polymers.md), [Specialty Chemicals](https://endata.com/sectors/specialty-chemicals.md)

## Companies

- [PTT Global Chemical Public Company Limited](https://endata.com/companies/15056.md)
- [SCG Chemicals Public Company Limited](https://endata.com/companies/15057.md) (partner)

## Sources

- [adsalecprj.com](https://www.adsalecprj.com/en/news/article_details/90777.html), 2026-11-03: "The aim is to create a larger, stronger business that supports the growth of downstream industries in Thailand while enhancing the industry’s long-term resilience."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.