Toray® 质子交换膜

评测依据

• review_count：140
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[2000,4999]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 04:37:06","to":"2026-06-26 04:37:06"}
• intros：{"brand_intro":"东丽株式会社成立于1926年，是全球领先的碳纤维与高分子材料综合制造商。其质子交换膜业务依托强大的氟化学与薄膜加工技术，产品以高机械强度和优异的尺寸稳定性著称。东丽膜在工业级电解水制氢领域应用广泛，尤其受国内大型绿氢项目青睐，被视为Nafion之外最可靠的工业级选择。","product_intro":"Toray® PEM-100 是一款全氟磺酸型质子交换膜，厚度约100微米，专为高压电解水（最高35 bar）设计。其采用东丽独有的多层共挤技术，膜面均匀性极高，针孔率低于0.1个/平方米。该膜在80°C、2A/cm²电流密度下可稳定运行超过5000小时，且具有极低的氢气交叉渗透率（<0.5 mA/cm²）。标准尺寸为400mm×400mm，也可按需定制卷材。","key_specs":{"厚度":"100 μm (干态)","离子交换容量":"0.95 meq/g","质子传导率":"≥0.12 S/cm (80°C, 100%RH)","工作温度范围":"-10°C 至 130°C","氢气交叉渗透":"<0.5 mA/cm² (80°C, 1 bar)","包装规格":"400mm × 400mm 单片装"}}
• alt_products：[{"product_name":"Toray® 质子交换膜","brand":"东丽 (Toray)","model":"Toray® PEM-100","price":2100},{"product_name":"Nafion™ 117 质子交换膜","brand":"杜邦 (Dupont)","model":"Nafion™ 117","price":2850},{"product_name":"GORE-SELECT® 质子交换膜","brand":"戈尔 (W. L. Gore & Associates)","model":"GORE-SELECT® 5510","price":3200}]
• kol_quotes：["\"东丽膜在高压工况下的表现，让我对国产替代有了信心。\"——某央企氢能研究院总工","\"做电解槽长跑测试，东丽PEM-100是首选。\"——知乎电解水技术专栏作者"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.69999999999999,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户称赞其在高电流密度下的稳定性和极低的气体渗透率，非常适合高压电解水实验。工业用户反馈其批次一致性优于多数竞品，便于规模化工艺开发。部分科研人员指出其厚度较大导致内阻略高，在低电流密度下效率不如超薄膜。也有评论提到价格适中，但购买渠道不如杜邦广泛。总体评价为\"工业级电解水的可靠之选\"。","source_count":0}},{"source":"objective","score":92.5946665555185,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.6,"price":2100,"wom_score":89.69999999999999}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":140,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"东丽膜在高压工况下的表现，让我对国产替代有了信心。\"——某央企氢能研究院总工","\"做电解槽长跑测试，东丽PEM-100是首选。\"——知乎电解水技术专栏作者"]}}]
• method_version：v3
• search_visual：null