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題 名 | 防火劑加壓注入處理對合板抗燃性之影響=Effects of Fire-Retardant Treatment with Pressure Process on Flammability of Plywood |
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作 者 | 林勝傑; | 書刊名 | 臺灣林業科學 |
卷 期 | 15:2 2000.06[民89.06] |
頁 次 | 頁171-178 |
分類號 | 474.5 |
關鍵詞 | 合板; 防火劑; 真空加壓注入; 抗燃性; 吸濕性; Plywood; Fire-retardant; Vacuum pressure impregnation; Incombustibility; Hygroscopicity; |
語 文 | 中文(Chinese) |
中文摘要 | 本試驗調配四組水溶性防火藥劑,以真空加壓方式注入合板,期能製 造符合國家標準CNS-6532規定之室內裝飾用耐燃合板。試驗結果得知防火劑注 入處理之合板,其抗燃性以自行調配之FR防火劑者效果最好,其次為防火劑 AF及Dricon;再次為Bio-fax。FR防火劑以20%重量百分率水溶液處理,合板 厚度10 mm以上者均可符合CNS-6532耐燃三級之要求,且其發熱量(tdθ)及發 煙量(CA)亦較其他三組配方低,餘燄時間(tl)亦較短。防火劑AF抗燃效果,其著 火性(tc)及發熱量均可達CNS-6532耐燃三級之要求,合板厚度12 mm以上之餘 燄時間未超過30 sec,惟其發煙量偏高有待克服。而以Dricon防火劑處理之合 板,其著火性、發熱量亦均可達CNS-6532耐燃三級之要求,惟其餘燄時間均超 過30 sec,故僅適合處理厚度15 mm以上之合板。防火劑Bio-fax雖然具有低發 煙量之特性,但因其自熄性 (即餘燄時間) 較差,故除了以20%濃度處理15 mm 厚之合板外,均無法符合CNS-6532耐燃三級之要求。至於合板處理前後之顏色 變化, Dricon處理材變化最小,ΔE*為 2.21,其次為FR處理材,ΔE*為3.84, 而Bio-fax及AF處理材之顏色變化最大, ΔE*分別為10.76及12.67。 |
英文摘要 | Water-soluble fire retardants, including AF, Bio-fax, Dricon and FR, were impregnated into plywood with vacuum pressure treatment to increase its incombustibility. A building material-combustibility-tester (model F2-RE3 from Toyoseki, Japan) and Chinese National Standards CNS-6532 were used to evaluate the incombustibility of plywood. The results revealed that the order of decreasing incombustibility is: FR, AF, Dricon, Bio-fax. The plywood which was thicker than 10 mm and treated with FR 20% (wt/wt) water solution met the Grade 3 standard of CNS-6532. Its heat generation and fuming were less than those of the other 3 fire retardants. Its after flaming was also shorter. The incombustibility of AF met the requirement of the Grade 3 standard of CNS-6532. The after flaming of AF-treated plywood thicker than 12 mm was shorter than 30 s. However, the excessive value of fuming needs improving. The ignitability and heat generation of Dricon fire-retardant- treated plywood met the requirement of the Grade 3 standard of CNS-6532. The after flaming of Dricon-treated plywood was longer than 30 s, so that Dricon is just suited for use with flame- resistant plywood thicker than 15 mm. Although Bio-fax treated plywood had low-fuming characters, its after flaming was the worst. Bio-fax-treated plywood did not meet the requirement of the Grade 3 standard of CNS-6532 except for the 15 mm-thick plywood which was treated with a 20% solution. Color differences (ΔE*) of plywood treated with the 4 fire retardants were 2.21, 3.84, 10.76, and 12.67 for Dricon, FR, Bio-fax, and AF, respectively. |
本系統中英文摘要資訊取自各篇刊載內容。