当前位置：首页>行业>2025年全球及中国EVOH行业生产工艺、供需现状及企业格局分析:产品供不应求,竞争格局高度集中,中国企业不断突破[图]

2025年全球及中国EVOH行业生产工艺、供需现状及企业格局分析:产品供不应求,竞争格局高度集中,中国企业不断突破[图]

  • 2026-02-06 06:18:16
2025年全球及中国EVOH行业生产工艺、供需现状及企业格局分析:产品供不应求,竞争格局高度集中,中国企业不断突破[图]

[图片][图片]EVOH行业相关概述乙烯-乙烯醇共聚物（EVOH）、聚偏二氯乙烯（PVDC）和聚酰胺（PA）是全球公认的三大高阻隔材料。EVOH是乙烯-乙烯醇的无规共聚物，是链状结构的结晶性高分子，通常情况下，EVOH树脂的熔融指数在0.7~20克/10分钟，密度在1.13~1....

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  1. CONNECT:[ UseTime:0.000706s ] mysql:host=127.0.0.1;port=3306;dbname=no_mfffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000889s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000345s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000271s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000543s ]
  6. SELECT * FROM `set` [ RunTime:0.000202s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000594s ]
  8. SELECT * FROM `article` WHERE `id` = 468159 LIMIT 1 [ RunTime:0.000430s ]
  9. UPDATE `article` SET `lasttime` = 1771343033 WHERE `id` = 468159 [ RunTime:0.005789s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000252s ]
  11. SELECT * FROM `article` WHERE `id` < 468159 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000820s ]
  12. SELECT * FROM `article` WHERE `id` > 468159 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000585s ]
  13. SELECT * FROM `article` WHERE `id` < 468159 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003588s ]
  14. SELECT * FROM `article` WHERE `id` < 468159 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001613s ]
  15. SELECT * FROM `article` WHERE `id` < 468159 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.014988s ]
0.102688s