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題 名 | 耐燃合板製造及其膠合性探討=The Manufacturing of Fire-Resistance Plywood and Investigation of Gluability |
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作 者 | 林曉洪; 王秀華; | 書刊名 | 林產工業 |
卷 期 | 11:4 1992.12[民81.12] |
頁 次 | 頁68-80 |
分類號 | 474.5 |
關鍵詞 | 耐燃合板; 製造; 膠合性; 防火劑吸收量; 炭化面積; UF布膠量; 膠合剪力損失率; Fire-resistance plywood; Absorption amount; Carbonized area; UF spreading amount; Gluability; Bonding shearing strength loss percentage; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究係以單板分別浸瀆七種防火劑後,再以UF膠進行三種布膠量(w)製造耐燃合板,以探討其耐燃性改善效應及膠合性能。三種布膠量未處理合板經燃燒檢驗(CNS-8736)及防燄分級(CXS-7614)標準均不合格。而處理材之耐燃性改善效應與防火劑吸收量呈正相關。就耐燃性改善效應言,防火劑可分為三等級:FR-bf,FR-6,及FR-3最佳,FR-2,FR-X及FR-205次之,而FR-202最差。又布膠量則以172.2g/m^2>193.8g/m^2>215.3g/m^2處理材之防燄分級,除少數者外,均可提昇至防燄3級或2級之要求。對照組之常態及耐溫水膠合剪力均超過標準值。而七種防火劑21組試驗處理材之常態膠合剪力檢驗亦達標準以上,唯耐溫水試驗,13組不合格。對常態膠合剪力之損失率,以防火劑FR-6>F-202,FR-3>FR-X>FR-2>FR-205>FR-bf;耐溫水則FR-6>FR-3>FR-bf>FR-202>FR-2>FR-205>FR-X;而布膠量有172.g/m^2>215.3g/m^2>193.8g/m^2之趨勢;耐溫水則215.3g/m^2>193.8g/m^2>172.2g/m^2。通過CNS-8736耐燃試驗標準,及CNS-8060膠合剪力強度,炭化面積限制50cm^2時,以布膠量193.8g/m^2為例,所需最少吸放量,每平方公尺防火劑成本以FR-202最廉,FR-X最昂。就成本及合板性質全面考量,宜採FR-205,並用172.2g/m^2之布膠量為適宜。 |
英文摘要 | This study was designed to investigate the improving efficiency of fire resistance plywood treated with seven types of fire retardants. The bonding strength of the products was also examined. The untreated plywood failed to pass the standard test specified by CNS-8736 (Method of test for flameproof plywood) and CNS-7614 (The incombustibility of thin materials for buildings). The fire-resistancy of the treated plywood increased with increasing absorption amount of fire retardants. The efficiency of fire retardants used for improving fire-resistance was in the order of FR-bf, FR-6 and FR-3 > FR-2 FR-X, and FR-205>FR-202. The effect of spreading amount of UF resin on fire-resistance was in decending order. The flameproof grading of treated samples were generally upgraded to the third or second grade. 21 samples treated with various combinations of fire retardants (7) and UF spreading amounts (3) fulfilled Type III requirement, however, approximately 60% failed to pass Type II in their bonding shearing strength. The effect of retardants on Type III bonding shearing strength was in the order of FR-6>FR-202, FR-3>FR-X>FR-2>FR-205>FR-bf; and Type II was FR-6>FR-3>FR-bf>FR-202>FR-2>FR-205>FR-X. The effect of UF spreading amount on TypeIII bonding shearing strength loss was in the order of 172.2 g/m^2>215.3 g/m^2>193.8 g/m^2. However, on Type II, the sequence was 215.3 g/m^2>193.8g/m^2>172.2g/m^2. At UF spreading amount 193.8g/m^2 and carbonized area limited to 50 cm^2 the cost of fire retardants reaches the climax, 29.9NT$/m^2 for FR-X, and the least 7.5 NTS/m^2 for FR-202.FR-205 were recommended for fire-resistance plywood manufacturing as cost and properties were jointly considered, with optimum UF spreading amount kept 172.2 g/m^2. |
本系統中英文摘要資訊取自各篇刊載內容。