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最新動態

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  在新型紙管膠出現以前,國內用于紙管粘合的一般以乳白膠為主,而乳白膠存在粘結強度不高、干燥速度慢等缺點就已經特別明顯,特別是化纖FDY管,由于轉速快對紙管黏合劑的要求很高,而且一般紙管機在卷管時的速度主要決定于紙張質量和黏合劑質量,這就要求黏合劑初粘性好、強度高,而且干燥速度要快,否則無法進入下一道工序。

  新型紙管膠制作工藝簡單,性能優異,造價低廉,耐水性及抗凍性明顯優于乳白膠,加入填料后還可增強紙管的強度。

  下表為新型紙管膠與市售乳白膠的具體性能對比:

性能 新型紙管膠 市售乳白膠
外觀 乳白色粘稠液體 乳白色粘稠液體,無粗顆粒
固含量/% 28 30
pH值 6 7
黏度 20 15
耐水性 卷好的紙管浸泡20小時不開膠 10分鐘自動開膠
保質期 12個月 6個月
紙管受壓強度 0.5MPa 0.3MPa

 

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