【4/14】石化マーケット戦後復旧の道のり──エチレン生産12%喪失の余波

世界経済の基盤を支えるエチレン、その生産能力の12%が中東紛争で一夜にして消えた。供給過剰だった石化マーケットはなぜ一瞬で危機に転じたのか。ホルムズ海峡封鎖で金融マーケット全体に波及する石化危機の全貌。PE・PVC価格急騰の経済的インパクト、米国vsアジアの構造シフトが株式市場に示すシグナルを分析。-----[公式noteで詳細テキストレポート公開中！]https://note.com/kiku_keizai-----・S&P Global試算：世界エチレン生産能力12%・年間2300万トン喪失の内訳・Sadara操業停止：200億ドル石化拠点が止まった理由と復旧見通し・ナフサ価格74%急騰とPE・PVC・メタノールへのカスケード効果・日本のナフサクラッカー稼働率75.7%──能力25%削減計画への加速圧力・米国エタン経済圏のウインドフォール：コスト差1200ドル/トンの二速世界・ホルムズ海峡復旧に6カ月？タンカー400隻vs100隻の非対称ボトルネック・Wood Mackenzie長期シナリオ：石油需要20%減への構造転換リスク-----一次情報ソース・ACS C&EN https://cen.acs.org/business/Iran-war-debilitate-petrochemicals-rest/104/web/2026/04・Chemical Week https://chemweek.mydigitalpublication.com/publication/?i=863204&article_id=5137238&view=articleBrowser・Wood Mackenzie https://www.woodmac.com/news/opinion/strait-of-hormuz-blockade-bites-global-chemicals-sector/・Bloomberg https://www.bloomberg.com/news/articles/2026-03-31/saudi-chemical-plant-shuts-down-as-war-disrupts-supply-chains・Bloomberg https://www.bloomberg.com/news/articles/2026-04-13/propylene-butadiene-lead-continue-us-petrochemical-price-surge・CNN Business https://www.cnn.com/2026/04/12/business/strait-hormuz-oil-exports・CNN Business https://www.cnn.com/2026/04/09/business/shipping-vessels-oil-ceasefire-strait-of-hormuz・Japan Times https://www.japantimes.co.jp/business/2026/04/08/companies/japan-ethylene-plants-walking-tightrope/・Argus Media https://www.argusmedia.com/ja/news-and-insights/latest-market-news/2798285-japan-s-mitsubishi-chemical-slows-ethylene-production・Argus Media https://www.argusmedia.com/en/news-and-insights/latest-market-news/2802426-iran-war-to-push-up-pe-pp-prices-lyondellbasell・MEES https://www.mees.com/2026/4/3/economics-finance/saudi-arabias-sadara-shuts-down-operations/86618660-2f62-11f1-9607-67da92c3cb90・S&P Global https://www.spglobal.com/energy/en/news-research/latest-news/chemicals/040826-infographic-asia-cracker-rationalization-continues-as-margins-weaken・OilPrice.com https://oilprice.com/Energy/Energy-General/US-Chemical-Giants-Cash-In-on-Oil-Feedstock-Shock.html・Atlantic Council https://www.atlanticcouncil.org/blogs/energysource/the-strait-of-hormuz-crisis-will-ripple-across-plastics-and-food-supply-chains-helping-beijing-and-moscow-hurting-americans/・SunSirs https://www.sunsirs.com/commodity-news/petail-31546.html・ChemAnalyst https://www.chemanalyst.com/NewsAndDeals/NewsDetails/are-feedstock-shortages-and-war-risks-pushing-petrochemical-41387・FoodNavigator https://www.foodnavigator.com/Article/2026/03/16/iran-conflict-plastic-packaging-price-rise-for-food-and-drink/・Jerusalem Post https://www.jpost.com/middle-east/iran-news/article-892330