Producer
Polyplastics Co., Ltd. (Daicel)
Major POM/acetal maker (Duracon); opened a China POM plant in Nov 2024.
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Inputs supplied
2
Goods downstream
0
Facilities
0
Stories
What they make
2 inputs Polyplastics Co., Ltd. (Daicel) supplies
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Where it shows up
Goods downstream
Essential goods that depend on something Polyplastics Co., Ltd. (Daicel) makes — pick one to see the full supply chain.
What else they do
Business segments
The company's full revenue map — where this supply-chain role fits within their broader business.
Polyacetal (POM) — Duracon
PBT — Duranex
Liquid Crystal Polymer (LCP) — Laperos
PPS — Durafide
Cyclic Olefin Copolymer (COC) — TOPAS
Intelligence
What's known
Sourced claims about this company's role in supply chains — chokepoints, concentration, incidents, dual-use connections.
Did you know2024
Polyplastics is best known (when it's known at all) as a maker of Duracon — the tough polyacetal (POM) plastic molded into the precision gears inside everything from car fuel systems to kitchen-appliance motors. But the same company is also one of only about three global suppliers of liquid crystal polymer (LCP, sold as Laperos), a high-performance resin with unusually stable behavior at very high radio frequencies. That property makes LCP the material of choice for 5G and mmWave antenna modules, fine-pitch connectors and flexible printed-circuit films inside smartphones and tablets. So a Japanese plastics firm most people associate with humble appliance gears quietly sits in the critical path of advanced mobile connectivity — if LCP supply tightened, it would ripple into the antennas of flagship phones, an unexpected link between the plastic in your blender and the 5G in your pocket.
Polyplastics Co., Ltd. ↗Concentration2024
Polyplastics began as a joint venture between Japan's Daicel and America's Celanese; Daicel bought out Celanese's stake in 2020, making it a wholly Daicel subsidiary. The global market for engineering plastics like POM, LCP and PPS is a tight oligopoly of a few Japanese, German and American producers, with the precise polymerization and compounding recipes held as trade secrets. In November 2024 Polyplastics opened a new POM plant in China — a move to localize supply inside the world's largest manufacturing market amid antidumping frictions on imported acetal. The combination of a handful of global producers, secret recipes, and accelerating regional plant-building is the signature of a quietly concentrated materials sector that underpins autos, electronics and medical devices without ever appearing on a consumer's radar.
Polyplastics Co., Ltd. ↗