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題 名 | 9mm耐燃合板製造之研究=The Manufacturing of 9mm-thick Fire Retardant-treated Plywood |
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作 者 | 林曉洪; 王秀華; 彭嘉文; | 書刊名 | 中華林學季刊 |
卷 期 | 30:4=119 1997.12[民86.12] |
頁 次 | 頁437-444 |
分類號 | 474.5 |
關鍵詞 | 9mm耐燃合板; 阻燃劑; 吸收量; 膠合劑; 布膠量; 吸濕量; 浸水剝離; 含水率; 9mm fire-retardant plyood; Fire retardant; Retention; Resin; Spreading amount; Hygroscopicity; Soak delamination; Moisture Content; |
語 文 | 中文(Chinese) |
中文摘要 | 三種阻燃劑處理之單板,以尿素膠(UF)及三聚氰胺—尿素膠(MUF)施以161.5-204.5 g/m□(15-19g/ft□)之單面布膠,製造五層(9mm厚)之耐燃合板。以CNS 6532"建築物室內裝 修材料耐燃性檢驗法"之耐燃3級為基準進行表面燃燒試驗,探討各處理材之耐燃性改善效應 及通過試驗標準之藥劑推估吸收量,並進行品質探討。 未處理材均未能通過試驗合格標準,且UF合板比MUF合板易燃。處理材各項燃燒性質之 耐燃性改善效應分別為tc:1.53-2.0(kg/m□)□;tdθ:3.32-4.73℃ min(kg/m□)□; C □:1.05-1.58(kg/m□)□;A□:1.31-2.52sec(kg/m□)□;WPG:0.24—0.30%(kg/m□)□。三種 阻燃劑中以FR-L改善效應最佳,FR-W最差。阻燃劑吸收量愈多,試材發熱性(tdθ)及餘燄 時間(A□)愈低。以MUF為膠合劑時耐燃性較UF者為優。布膠量則以161.5g/m□或183.0g/m □較佳。耐燃合板之吸濕量與阻燃劑吸收量呈正相關而與布膠量呈負相關。三種阻燃劑以 FR-C處理者吸濕量最大:FR-L最小。各處理除FR-C阻燃劑處理及MUF、UF布膠161.5g/m□ 者外,均無剝離現象(Type II)。處理合板之含水率與阻燃劑吸收量呈正相關;三種阻燃劑僅 FR-L通過試驗標準。綜合三種阻燃劑之耐燃改善效應及性質檢定,以自行組配之FR-L者最 優。 |
英文摘要 | Veneers treated with three different fire retardants were processed into 9 mm thick (fiveply) plywood. The adhesives applied were urea-formaldehyde (UF) and melamine-urea formaldehyde resin (MUF) at a level of 161.5-204.5 g/m□ spreading amount. Improving efficiency of fire retardancy as well as optimum fire retardant retention for all treated specimens were evaluated and estimated through their surface burning performances. The standard specified in this study is CNS-6532 "Method of test for incombustibility of internal finish material of building". Various properties of the treated plywood were also examined. All the control plywood failed in the burning periment, while the treated group showed significant improvement in fire performance. FR-L formulation provided the plywood with the highest improving efficiency while FR-W the least. The calculated data were as follows: tc: 1.53-2.0(kg/m□)□;tdθ:3.32-4.73℃ min(kg/m□)□; C□:1.05-1.58(kg/m□)□;A□:1.31-2.52 sec(kg/m□)□; WPG: 0.24—0.30%(kg/m□)□. The heat generation and after flame decreased with increasing chemical retention. MUF resin acquired a better flame endurance than those with UF. The optimum amount of resin was 161.5 g/m□ or 183.0 g/m□. The hygroscopicity of the treated plywood correlated positively with the retained chemicals and conversely with the adhesive amount. FR-C treatment showed the highest hygroscopicity, FR-L treatment the least. There was no soak delamination after standard soaking except for those treated with FR-C and 161.5 g/m□ resin. Moisture content of the treated plywoods increased with in creasing chemical retention. Only the FR-L treatment met the requirement of moisture content level. In general, the laboratory developed fire retardant, FR- L, displayed the highest fire retardancy improvement and best examined qualities. |
本系統中英文摘要資訊取自各篇刊載內容。