皮革透氣性的測試方法
發(fā)布日期：2020-01-11 11:48:29 來源：互聯(lián)網(wǎng)
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">摘要：
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">透氣性是影響皮革應用性能的重要因素，通常采用壓差法原理進行皮革透氣性的測試。本文以制衣用皮革為試驗樣品，利用TQD-G1
mso-fareast-font-family:宋體;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:
Arial">透氣度測試儀測試其透氣性，并通過對試驗原理、設(shè)備參數(shù)及適用范圍、試驗過程等內(nèi)容的介紹，為皮革類材料透氣性的測試提供參考。
mso-fareast-font-family:宋體">
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">關(guān)鍵詞：
mso-fareast-font-family:宋體;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:
Arial">皮革，透氣性，透氣度，透氣度測試儀，壓差法
line-height:150%;font-family:"Arial","sans-serif";mso-fareast-font-family:宋體">
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line-height:150%;font-family:宋體;mso-ascii-font-family:Arial;mso-hansi-font-family:
"Times New Roman";mso-bidi-font-family:Arial;color:black;mso-font-kerning:0pt">、意義
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mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">皮革廣泛應用于制作服裝、鞋、腳墊、坐墊、沙發(fā)等產(chǎn)品，其透氣性如何是影響產(chǎn)品使用舒適性的重要因素，特別是用于皮衣、皮鞋等與人體接觸的產(chǎn)品的皮革，若其透氣性較差，未能將人體排出的汗液、熱量及時疏散，穿著過程中很容易產(chǎn)生濕熱感，造成消費者不良的穿著體驗。
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">皮革中膠原纖維的間隙是氣體及能量在皮革內(nèi)外交換的孔道，皮制品生產(chǎn)過程中的酸堿處理、拉軟、搓紋、加脂、鞣制及涂飾等工藝會影響膠原纖維間隙的均勻性、大小及數(shù)量。因此，加強透氣性的測試可為皮制品生產(chǎn)工藝的調(diào)整及改善提供數(shù)據(jù)基礎(chǔ)，有利于提高皮制品的產(chǎn)品質(zhì)量。
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line-height:150%;font-family:宋體;mso-ascii-font-family:Arial;mso-hansi-font-family:
"Times New Roman";mso-bidi-font-family:Arial;color:black;mso-font-kerning:0pt">、試驗樣品
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mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">本文以某種制衣用皮革為試驗樣品，測試其透氣性。
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line-height:150%;font-family:宋體;mso-ascii-font-family:Arial;mso-hansi-font-family:
"Times New Roman";mso-bidi-font-family:Arial;color:black;mso-font-kerning:0pt">、試驗依據(jù)
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mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">皮革透氣性的測試標準為QB/T 2799-2006
mso-bidi-font-family:Arial">《皮革
"Times New Roman";mso-bidi-font-family:Arial">透氣性測定方法》，該標準利用壓力差測試透氣度以評估皮革的透氣性。本文依據(jù)該標準的原理進行測試。
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line-height:150%;font-family:宋體;mso-ascii-font-family:Arial;mso-hansi-font-family:
"Times New Roman";mso-bidi-font-family:Arial;color:black;mso-font-kerning:0pt">、試驗設(shè)備
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mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">本次試驗以TQD-G1
mso-bidi-font-family:Arial">透氣度測試儀為試驗設(shè)備，該設(shè)備由濟南蘭光機電技術(shù)有限公司自主研發(fā)生產(chǎn)。
"Arial","sans-serif"">4.1
Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">試驗原理
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">本設(shè)備可利用兩種不同原理測試材料的透氣性能，分別為“
mso-bidi-font-family:Arial">定壓差測流量法
"Arial","sans-serif"">”
Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">與“
mso-bidi-font-family:Arial">定流量測壓差法
"Arial","sans-serif"">”
Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">。前者通過調(diào)節(jié)壓力使試樣兩側(cè)形成恒定的壓差，再測定一定時間內(nèi)垂直通過試樣給定面積的氣流流量，計算試樣的透氣率等參數(shù)；后者通過調(diào)節(jié)空氣的氣流，使垂直通過試樣的氣流穩(wěn)定在恒定的流量，然后測試在該條件下試樣兩側(cè)壓力差，進而計算出空氣流通阻力等參數(shù)。
mso-bidi-font-family:Arial">
圖1 TQD-G1
mso-ascii-font-family:Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:
Arial">透氣度測試儀
"Arial","sans-serif"">4.2
Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">適用范圍
(1)
"Times New Roman";mso-bidi-font-family:Arial">適用于皮革材料的透氣度測試。
(2)
"Times New Roman";mso-bidi-font-family:Arial">適用于汽車內(nèi)飾件材料空氣透過率與空氣阻力的測試，如聚氨酯、PVC
mso-bidi-font-family:Arial">、皮革、紡織品、非織造布等。
(3)
"Times New Roman";mso-bidi-font-family:Arial">適用于紡織品材料的透氣性測試，如布料、無紡布等。
(4)
"Times New Roman";mso-bidi-font-family:Arial">適用于高聚物多孔彈性材料的空氣透過率測試，如海綿等。
(5)
"Times New Roman";mso-bidi-font-family:Arial">還可擴展應用于紙張材料的空氣透過率測試，如日用抽紙、卷紙等。
(6)
"Times New Roman";mso-bidi-font-family:Arial">可滿足多項國家和國際標準，如ISO 9237
mso-bidi-font-family:Arial">、ISO 4638
"Times New Roman";mso-bidi-font-family:Arial">、ISO 5636
宋體;mso-ascii-font-family:Arial;mso-hansi-font-family:"Times New Roman";
mso-bidi-font-family:Arial">、GB/T 10655
"Times New Roman";mso-bidi-font-family:Arial">、GB/T 5453
mso-bidi-font-family:Arial">、GB/T 4689.22
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">、GB/T 13764
mso-bidi-font-family:Arial">、ASTM D737
"Times New Roman";mso-bidi-font-family:Arial">、TAPPI T460
mso-bidi-font-family:Arial">、JIS P8117
"Times New Roman";mso-bidi-font-family:Arial">、QB/T 2799
mso-bidi-font-family:Arial">等。
"Arial","sans-serif"">4.3
Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">設(shè)備參數(shù)
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">壓差測量范圍為0 ~ 1 KPa
mso-bidi-font-family:Arial">，流量的測量范圍為
"Arial","sans-serif"">0 ~ 1800 L/h
mso-ascii-font-family:Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:
Arial">；定壓差、定流量兩種測量方式供用戶自由選擇；高精度電子氣流、氣壓傳感器確保測試數(shù)據(jù)的準確性；系統(tǒng)采用微電腦控制、液晶顯示，搭配菜單式界面和PVC
mso-bidi-font-family:Arial">控制面板，方便用戶快速地進行試驗操作及數(shù)據(jù)查看。
font-family:"Arial","sans-serif";color:black;mso-font-kerning:0pt">5
line-height:150%;font-family:宋體;mso-ascii-font-family:Arial;mso-hansi-font-family:
"Times New Roman";mso-bidi-font-family:Arial;color:black;mso-font-kerning:0pt">、試驗過程
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(1)
"Times New Roman";mso-bidi-font-family:Arial">從待測的皮革樣品上裁取3
mso-bidi-font-family:Arial">片直徑為
"Arial","sans-serif"">5 cm
Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">的試樣。
(2)
"Times New Roman";mso-bidi-font-family:Arial">取其中1
mso-ascii-font-family:Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:
Arial">片試樣裝夾在設(shè)備中。設(shè)備接通空氣氣源，調(diào)節(jié)壓力控制閥，調(diào)整試樣兩側(cè)的壓力差，當試樣兩側(cè)的壓力差達到設(shè)定值時，設(shè)備自動測量并記錄滲透過試樣的空氣流量。
(3)
"Times New Roman";mso-bidi-font-family:Arial">重復裝樣，調(diào)節(jié)壓力操作，直至3
mso-bidi-font-family:Arial">片試樣均完成測試。
"Arial","sans-serif"">
font-family:"Arial","sans-serif";color:black;mso-font-kerning:0pt">6
line-height:150%;font-family:宋體;mso-ascii-font-family:Arial;mso-hansi-font-family:
"Times New Roman";mso-bidi-font-family:Arial;color:black;mso-font-kerning:0pt">、試驗結(jié)果
10.5pt;line-height:150%;font-family:"Arial","sans-serif";color:black;
mso-font-kerning:0pt">
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">本次試驗測得透過3
mso-bidi-font-family:Arial">個試樣的空氣流量的算術(shù)平均值為15.41 mL/min
mso-bidi-font-family:Arial">，試樣的測試面積為
"Arial","sans-serif"">8.04 cm2
mso-ascii-font-family:Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:
Arial">，故所測試的皮革樣品的透氣度為115 mL/(cm2·h)
Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">。
7
Arial;mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">、結(jié)論
mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:Arial">透氣度是皮革的重要指標參數(shù)，該指標的優(yōu)劣與皮革制品的應用性能息息相關(guān)。本文依據(jù)壓力差原理，利用TQD-G1
mso-bidi-font-family:Arial">透氣度測試儀測試了一種皮革樣品的透氣性能，試驗過程簡單，用時短，試驗效率高，設(shè)備易于操作。與傳統(tǒng)的皮革透氣性測試儀相比，本次試驗人為因素對試驗結(jié)果干擾少，無需手動控制秒表讀數(shù)，智能化程度高，試驗結(jié)果更為精準可靠。濟南蘭光機電技術(shù)有限公司是一家專業(yè)從事包裝檢測設(shè)備研發(fā)生產(chǎn)與包裝檢測服務(wù)的高新技術(shù)企業(yè)，始終致力于為客戶提供高端、智能、精準、高效的包裝材料檢測設(shè)備，現(xiàn)有設(shè)備已應用于食品、醫(yī)藥、包裝與印刷、日化用品、汽車等多個行業(yè)及高校、科研院所及第三方檢測機構(gòu)等領(lǐng)域。了解檢測設(shè)備信息，可登陸濟南蘭光公司網(wǎng)站查看具體信息或致電0531-85068566
mso-bidi-font-family:Arial">咨詢。愈了解，愈信任！Labthink
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