頁籤選單縮合
題 名 | 硬化劑對尿素甲醛膠合劑龜裂性之影響=Effects of Hardeners on the Cracking Characteristics of Cured UF Glue |
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作 者 | 林正榮; 黃耀富; 沈佩靜; 劉惠雅; 陳瓊姬; | 書刊名 | 林產工業 |
卷 期 | 18:4 1999.12[民88.12] |
頁 次 | 頁373-381 |
分類號 | 436.51 |
關鍵詞 | 尿素甲醛樹脂膠合劑; 硬化劑; 填充劑; 酸捕捉劑; 龜裂性; UF glue; Hardener; Filler; Acid scavenger; Cracking characteristics; |
語 文 | 中文(Chinese) |
中文摘要 | 本實驗旨在比較8種硬化劑對硬化後尿素甲藍膠合劑(UF)龜裂性的影響。實驗中除探討硬化劑種類及用量外、並探討了膠膜厚度、填充劑及酸捕捉劑之添加與否等對UF膠膜龜裂之影響。試驗結果可歸納如下:1﹒同一種硬化劑比較時,膠膜中硬化劑添加量越多,其龜裂程度越嚴重。2﹒膠膜厚度會影響膠膜龜裂性,厚者之龜裂程度較劇烈。3﹒添加填充劑和酸補捉劑對膠膜龜裂性均有改善之效果。4﹒本試驗所用UF膠的8種硬化劑中,以甲酸及丙二酸的抗龜裂性較佳;而硝酸銨、硫酸銨、氯化鋁及氯化銨則較差。 |
英文摘要 | The main purpose of this study was to evaluate the effect of 8 types of hardener on the cracking characteristics of cured UF glue film. Meanwhile, the effects of film thickness (0.2 or 0.3 mm ), film with or without filler (wheat flour) and film with or without acid scavenger (aluminum powder) on cracking characteristics were also studied. The experimental results are summarized as follows: 1. As the same type of hardener is applied to cure UF glue film, the larger the amount of hardener the higher the crack percentage. 2. The crack percentage of a thicker film is larger than that of a thinner one. 3. The UP glue film with filler of wheat flour and / or with acid scavenger of aluminum powder has higher anti -crack property. 4. Among the 8 types of hardeners used in this study, the glue film cured with formic acid or malonic acid has better anti-crack property. And the film cured with ammonium nitrate, ammonium sulfate, aluminum chloride or ammonium chloride has higher crack percentage. |
本系統中英文摘要資訊取自各篇刊載內容。