kingfour 发表于 2006-8-23 19:01:00

玻璃抛光过程中PH值的重要性

<p class="MsoNormal" style="BACKGROUND: white; MARGIN: 5.5pt 0cm 0pt; TEXT-INDENT: 21pt;"><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值的测量方法</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><p></p></span></p><p class="MsoNormal" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 21pt;"><span lang="ET" style="LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值指对溶液中氢离子浓度，或者液体酸性。</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><p></p></span></p><p class="MsoNormal" style="BACKGROUND: white; MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">碱性取决于氢离子的浓度，可以</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">pOH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值表示。但是，由于氢离子和羟离子在溶液中的含量保持恒定，无需用上述两种方式表示，</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值既可用于表示碱性也可表示酸性。</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><p></p></span></p><p class="MsoNormal" style="BACKGROUND: white; MARGIN: 0.5pt 2.4pt 0pt 0cm; TEXT-INDENT: 21pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">为了使您从不同的</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值推算出相对应的酸性值，可采用如下方式：若一种溶液的</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值为</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">5.0</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">，则其酸性是另一种</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值为</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">6.0</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">的溶液的</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">倍。以此类推，</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值为</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">4.0</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">的溶液的酸性应是</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值为</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">5.0</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">溶液的</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">倍。所以</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值为</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">4.0</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">可理解为其酸性是</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值</span><span lang="ET" style="LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman"> 6.0</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">的</span><span lang="ET" style="LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">100</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">倍。这种推算方法也适用于碱性，即</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值为</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">9.0</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">的溶液碱性是</span><span lang="ET" style="LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.05pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值</span><span lang="ET" style="LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman"> 8.0</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">溶液的</span><span lang="ET" style="LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">倍。</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><p></p></span></p><p class="MsoNormal" style="BACKGROUND: white; MARGIN: 0.5pt 2.4pt 0pt 0cm; TEXT-INDENT: 21pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">可用</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">测量仪测量</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值，测量时可直接从该测量仪标盘或</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值敏感度测试纸上进行读数，当把测试纸浸入溶液时，它将迅速出现颜色变化。该测试纸与相应的颜色键相匹配，这样就得到了</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><p></p></span></p>

kingfour 发表于 2006-8-23 19:05:00

<p class="MsoNormal" style="BACKGROUND: white; MARGIN: 6pt 2.25pt 0pt 0cm; TEXT-INDENT: 21pt;"><b><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">玻璃抛光过程中</span></b><b><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span></b><b><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值的重要性</span></b><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><p></p></span></p><p class="MsoNormal" style="BACKGROUND: white; MARGIN: 1.9pt 1.9pt 0pt 0cm; TEXT-INDENT: 21pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">某些抛光剂因不具备悬浮特性而沉淀，这时就不能得到正常</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值的范围。</span><span lang="EN-US" style="mso-bidi-font-size: 10.5pt;"><p></p></span></p><p class="MsoNormal" style="BACKGROUND: white; MARGIN: 0.95pt 1.9pt 0pt 0cm; TEXT-INDENT: 21pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">当在抛光过程中抛光浆液的</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值不当时，有些玻璃会被腐蚀。玻璃构成为碱性，当其表面残余物加入到抛光液里时，其碱性会进一步增加。</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><p></p></span></p><p class="MsoNormal" style="BACKGROUND: white; MARGIN: 0.5pt 0cm 0pt; TEXT-INDENT: 21pt;"><span lang="ET" style="LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; LETTER-SPACING: -0.1pt; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值过高或过低都可能引起操作人员感觉不适和出现皮疹。</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><p></p></span></p><p class="MsoNormal" style="BACKGROUND: white; MARGIN: 0cm 2.15pt 0pt 0cm; TEXT-INDENT: 21pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">某些抛光剂在特定的</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值范围内会引起更高的切削量，需要明确</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><font face="Times New Roman">PH</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ansi-language: ET; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman;">值的范围并对其进行控制。</span><span lang="ET" style="mso-bidi-font-size: 10.5pt; mso-ansi-language: ET;"><p></p></span></p>

ysq 发表于 2006-12-17 23:40:00

针对不同的材料对PH值的要求也不一样.普通材料我认为没有多大影响.

观心自在 发表于 2006-12-18 18:43:00

mqy528528 发表于 2006-12-20 17:03:00

<p>各位好:</p><p> 请问那位有可以改善抛光粉的PH值、悬浮性的产品.</p><p> 如有可以联系我:mengqingyu528528@126.com</p>

qjtrade2012 发表于 2012-8-9 10:59:22

上课了...........
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