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alflian新蟲 (初入文壇)
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[交流]
【求助】phenol formaldehyde resin 和 phenolic resin 有什么區(qū)別?? 已有4人參與
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| 求助,如題:phenol formaldehyde resin 和 phenolic resin 有什么區(qū)別??翻譯過來都是酚醛樹脂。兩者有什么區(qū)別,在原料上或是工藝上什么的。。。。 |
鐵桿木蟲 (職業(yè)作家)
medal of honor
| Phenol formaldehyde resins (PF) include synthetic thermosetting resins such as obtained by the reaction of phenols with formaldehyde. Sometimes the precursors include other aldehydes or other phenol. Phenolic resins are mainly used in the production of circuit boards. They are better known however for the production of molded products including pool balls, laboratory countertops, and as coatings and adhesives. In the form of Bakelite, they are the earliest commercial synthetic resin |

新蟲 (初入文壇)
木蟲 (正式寫手)
金蟲 (小有名氣)
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