{"id":6815,"date":"2024-04-07T09:02:31","date_gmt":"2024-04-07T09:02:31","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=6815"},"modified":"2026-04-28T10:42:27","modified_gmt":"2026-04-28T10:42:27","slug":"what-are-the-colours-in-tea-and-what-do-they-do","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/zh\/what-are-the-colours-in-tea-and-what-do-they-do\/","title":{"rendered":"\u8336\u53f6\u4e2d\u7684\u989c\u8272\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> A strong printing-ink formulation is usually the one that keeps process stability and final print quality in balance, rather than over-optimizing only one part of the press behavior.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>\u8336\u53f6\u4e2d\u7684\u8272\u7d20\u662f\u5b58\u5728\u4e8e\u8336\u6811\u9c9c\u53f6\u548c\u6210\u54c1\u8336\u4e2d\u7684\u4e00\u7c7b\u6709\u8272\u7269\u8d28\uff0c\u662f\u6784\u6210\u8336\u53f6\u5916\u89c2\u8272\u6cfd\u3001\u6c64\u8272\u548c\u53f6\u5e95\u8272\u6cfd\u7684\u6210\u5206\uff0c\u5176\u542b\u91cf\u53ca\u5176\u53d8\u5316\u5bf9\u8336\u53f6\u54c1\u8d28\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u5728\u8336\u8272\u7d20\u4e2d\uff0c\u6709\u4e9b\u662f\u9c9c\u53f6\u4e2d\u672c\u6765\u5c31\u6709\u7684\uff0c\u79f0\u4e3a\u8336\u53f6\u4e2d\u7684\u5929\u7136\u8272\u7d20\uff0c\u6709\u4e9b\u662f\u5728\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u67d0\u4e9b\u7269\u8d28\u6c27\u5316\u7f29\u5408\u5f62\u6210\u7684\u3002\u8336\u8272\u7d20\u901a\u5e38\u5206\u4e3a\u4e24\u7c7b\uff1a\u8102\u6eb6\u6027\u8272\u7d20\u548c\u6c34\u6eb6\u6027\u8272\u7d20\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u8102\u6eb6\u6027\u8272\u7d20\u4e3b\u8981\u5f71\u54cd\u5e72\u8336\u53f6\u7684\u989c\u8272\u548c\u53f6\u5e95\u7684\u989c\u8272\uff0c\u800c\u6c34\u6eb6\u6027\u8272\u7d20\u4e3b\u8981\u5f71\u54cd\u8336\u6c64\u7684\u989c\u8272\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u9664\u53bb\u975e\u5929\u7136\u6dfb\u52a0\u7684\u8272\u7d20\uff0c\u8336\u53f6\u4e2d\u7684\u8272\u7d20\u6709\u5929\u7136\u8272\u7d20\u548c\u52a0\u5de5\u8272\u7d20\u4e24\u79cd\uff0c\u6211\u4eec\u5c06\u5206\u522b\u4e3a\u60a8\u4ecb\u7ecd\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\u8336\u53f6\u4e2d\u7684\u81ea\u7136\u8272\u5f69<\/p>\n<p>&nbsp;<\/p>\n<p>(i) \u8102\u6eb6\u6027\u8272\u7d20<\/p>\n<p>\u5305\u62ec\u53f6\u7eff\u7d20\u548c\u7c7b\u80e1\u841d\u535c\u7d20\uff0c\u4e0d\u6eb6\u4e8e\u6c34\uff0c\u6eb6\u4e8e\u975e\u6781\u6027\u6709\u673a\u6eb6\u5242\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u53f6\u7eff\u7d20<\/p>\n<p>\u53f6\u7eff\u7d20\u5206\u4e3a\u53f6\u7eff\u7d20 a \u548c\u53f6\u7eff\u7d20 b\u3002\u53f6\u7eff\u7d20\u5728\u9c9c\u8336\u53f6\u4e2d\u7ea6\u5360\u8336\u53f6\u5e72\u91cd\u7684 0.3% \u81f3 0.8%\u3002\u53f6\u7eff\u7d20\u603b\u91cf\u53d6\u51b3\u4e8e\u54c1\u79cd\u548c\u5b63\u8282\u3002\u53f6\u7eff\u7d20\u7684\u603b\u91cf\u56e0\u54c1\u79cd\u3001\u5b63\u8282\u548c\u6210\u719f\u5ea6\u7684\u4e0d\u540c\u800c\u6709\u5f88\u5927\u5dee\u5f02\u3002\u53f6\u8272\u9ec4\u7eff\u7684\u9c9c\u53f6\u53f6\u7eff\u7d20\u542b\u91cf\u4f4e\uff0c\u53f6\u8272\u6df1\u7eff\u7684\u9c9c\u53f6\u53f6\u7eff\u7d20\u542b\u91cf\u9ad8\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u4e00\u822c\u6765\u8bf4\uff0c\u7eff\u8336\u4ee5\u53f6\u7eff\u7d20\u542b\u91cf\u9ad8\u4e3a\u4f73\uff0c\u7ea2\u8336\u3001\u4e4c\u9f99\u8336\u3001\u767d\u8336\u3001\u9ec4\u8336\u7b49\u5bf9\u53f6\u7eff\u7d20\u542b\u91cf\u7684\u8981\u6c42\u4f4e\u4e8e\u7eff\u8336\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7c7b\u80e1\u841d\u535c\u7d20<\/p>\n<p>\u7c7b\u80e1\u841d\u535c\u7d20\u662f\u4e00\u7c7b\u4ece\u9ec4\u8272\u5230\u6a59\u7ea2\u8272\u7684\u6709\u8272\u5316\u5408\u7269\u3002\u8336\u53f6\u4e2d\u542b\u6709 17 \u79cd\u7c7b\u80e1\u841d\u535c\u7d20\u5316\u5408\u7269\uff0c\u5206\u4e3a\u4e24\u7c7b\uff1a\u7c7b\u80e1\u841d\u535c\u7d20\u548c\u53f6\u9ec4\u7d20\u3002\u7c7b\u80e1\u841d\u535c\u7d20\uff0c\u5c24\u5176\u662f\u5728\u7ea2\u8336\u52a0\u5de5\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u88ab\u5927\u91cf\u6c27\u5316\u964d\u89e3\uff0c\u5f62\u6210\u4e00\u7cfb\u5217\u7d2b\u8272\u7c7b\u80e1\u841d\u535c\u7d20\u5bb6\u65cf\u5316\u5408\u7269\u3002Omori\uff081978 \u5e74\uff09\u53d1\u73b0\uff0c\u5728\u7ea2\u8336\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u6dfb\u52a0 \u03b2-\u80e1\u841d\u535c\u7d20\u6709\u5229\u4e8e\u7ea2\u8336\u7684\u8272\u6cfd\u548c\u9999\u6c14\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>(ii) \u6c34\u6eb6\u6027\u989c\u6599<\/p>\n<p>\u6c34\u6eb6\u6027\u8272\u7d20\u662f\u53ef\u6eb6\u4e8e\u6c34\u7684\u7740\u8272\u7269\u8d28\u7684\u603b\u79f0\u3002\u4e00\u822c\u6307\u82b1\u9752\u7d20\u3001\u82b1\u8272\u7d20\u548c\u513f\u8336\u7d20\u7684\u6c27\u5316\u4ea7\u7269\u3002\u8336\u53f6\u4e2d\u5df2\u53d1\u73b0\u7684\u51e0\u5341\u79cd\u82b1\u9ec4\u916e\u7c7b\u5316\u5408\u7269\u4e2d\uff0c\u82b1\u9752\u7d20\u662f\u8336\u53f6\u4e2d\u6c34\u6eb6\u6027\u8272\u7d20\u7684\u4e3b\u4f53\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u7c7b\u9ec4\u916e\u53c8\u79f0\u9ec4\u916e\u7c7b\u5316\u5408\u7269\uff0c\u4e3b\u8981\u5305\u62ec\u9ec4\u916e\u9187\u548c\u9ec4\u916e\u7c7b\u5316\u5408\u7269\u4e24\u7c7b\uff0c\u662f\u8336\u591a\u915a\u7684\u7ec4\u6210\u90e8\u5206\u3002\u5b83\u662f\u7eff\u8336\u6c64\u8272\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\u8336\u53f6\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u5f62\u6210\u7684\u8272\u7d20<\/p>\n<p>&nbsp;<\/p>\n<p>\u5728\u8336\u53f6\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u4f1a\u5f62\u6210\u5404\u79cd\u8272\u7d20\uff0c\u5b83\u4eec\u6784\u6210\u4e86\u8336\u53f6\u54c1\u8d28\u7684\u7279\u5f81\uff0c\u5728\u4e0d\u540c\u7c7b\u578b\u7684\u8336\u53f6\u4e2d\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002\u4f8b\u5982\uff0c\u5728\u7ea2\u8336\u7684\u52a0\u5de5\u8fc7\u7a0b\u4e2d\uff0c\u7531\u4e8e\u8336\u591a\u915a\u7684\u6c27\u5316\u4f5c\u7528\uff0c\u5f62\u6210\u4e86\u8336\u9ec4\u7d20\u548c\u8336\u7ea2\u7d20\uff0c\u4f7f\u7ea2\u8336\u5177\u6709\u4e86\u81ea\u5df1\u7684\u54c1\u8d28\u7279\u5f81\u3002<\/p>\n<p>\u8336\u9ec4\u7d20<\/p>\n<p>\u8336\u9ec4\u7d20\u662f\u7ea2\u8336\u4e2d\u5177\u6709\u6a59\u9ec4\u8272\u548c\u6da9\u5473\u7684\u4e00\u7c7b\u8272\u7d20\u3002\u5b83\u5bf9\u7ea2\u8336\u8272\u9999\u5473\u7684\u6d53\u6de1\u548c\u9c9c\u723d\u5ea6\u8d77\u7740\u91cd\u8981\u4f5c\u7528\uff0c\u4e5f\u662f\u7ea2\u8336\u6c64\u8272 \"\u660e\u4eae \"\u7684\u4e3b\u8981\u6210\u5206\uff0c\u662f\u5f62\u6210\u7ea2\u8336 \"\u91d1\u5708 \"\u7684\u4e3b\u8981\u7269\u8d28\u3002\u8336\u9ec4\u7d20\u542b\u91cf\u9ad8\u7684\u7ea2\u8336\u6c64\u8272\u5448\u91d1\u9ec4\u8272\uff0c\u54c1\u8d28\u4f18\u826f\uff0c\u5728\u5e02\u573a\u4e0a\u6781\u53d7\u6b22\u8fce\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>RobertsE.A.H.\u6307\u51fa\uff0c\u5927\u90e8\u5206\u8bc4\u5ba1\u8005\u5bf9\u989c\u8272\u7684\u8bc4\u4ef7\u53d7\u8336\u9ec4\u7d20\u7684\u5f71\u54cd\uff0c\u542b\u91cf\u8d8a\u9ad8\uff0c\u6c64\u8272\u8d8a\u660e\u4eae\uff0c\u5448\u91d1\u9ec4\u8272\uff0c\u542b\u91cf\u8d8a\u4f4e\uff0c\u6c64\u8272\u8d8a\u6697\u3002\u8336\u9ec4\u7d20\u4e0e\u5496\u5561\u78b1\u3001\u53ef\u53ef\u78b1\u7b49\u7684\u7edc\u5408\u7269\uff0c\u5728\u6e29\u5ea6\u8d8a\u4f4e\u7684\u60c5\u51b5\u4e0b\u8868\u73b0\u51fa\u4e73\u51dd\u73b0\u8c61\uff0c\u662f\u8336\u6c64 \"\u51b7\u540e\u6d51 \"\u7684\u91cd\u8981\u56e0\u7d20\u4e4b\u4e00\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>20 \u4e16\u7eaa 90 \u5e74\u4ee3\uff0c\u5206\u79bb\u51fa\u4e86\u4e5d\u79cd\u8336\u9ec4\u7d20\u6210\u5206\uff1a\u8336\u9ec4\u7d20 1a\u30011b\u30011c\u3001\u8336\u9ec4\u7d20\u9178\u7b49\u3002Hilton \u548c Cloughley\uff081980 \u5e74\uff09\u7684\u7814\u7a76\u8868\u660e\uff0c\u8336\u9ec4\u7d20\u542b\u91cf\u4e0e\u8336\u53f6\u4ef7\u683c\u5448\u6b63\u76f8\u5173\uff0c\u901a\u8fc7\u6d4b\u5b9a\u8336\u9ec4\u7d20\u7684\u542b\u91cf\u53ef\u4ee5\u9884\u6d4b\u7ea2\u8336\u7684\u5e02\u573a\u4ef7\u683c\u3002\u8336\u9ec4\u7d20\u5177\u6709\u6297\u75c5\u6bd2\u3001\u8c03\u8282\u8840\u8102\u3001\u9884\u9632\u5fc3\u8840\u7ba1\u75be\u75c5\u7b49\u4f5c\u7528\uff0c\u4e14\u65e0\u6bd2\u526f\u4f5c\u7528\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u8336\u9ec4\u7d20<\/p>\n<p>\u53ef\u53ef\u78b1\u662f\u4e00\u7c7b\u590d\u6742\u7684\u7ea2\u8910\u8272\u915a\u7c7b\u5316\u5408\u7269\u3002\u5728\u7ea2\u8336\u4e2d\u7684\u542b\u91cf\u7ea6\u4e3a 6% \u81f3 15%\uff08\u5e72\u91cd\uff09\u3002\u8be5\u7269\u8d28\u5448\u68d5\u7ea2\u8272\uff0c\u6613\u6eb6\u4e8e\u6c34\uff0c\u6c34\u6eb6\u6db2\u5448\u9178\u6027\uff0c\u523a\u6fc0\u6027\u5f31\uff0c\u662f\u6784\u6210\u7ea2\u8336\u6c64\u8272\u7684\u4e3b\u8981\u7269\u8d28\uff0c\u53c2\u4e0e\u5f62\u6210 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lc-commercial-start --><\/p>\n<h2>How technical buyers usually evaluate printing-ink issues<\/h2>\n<p>Ink performance problems are often multi-variable problems. Teams generally move faster when they screen transfer, flow, drying or curing, and substrate hold together instead of changing one raw material at a time without a clear decision frame.<\/p>\n<ul>\n<li><strong>Define the real process bottleneck:<\/strong> poor transfer, drying problems, skinning, and color instability often need different corrective routes.<\/li>\n<li><strong>Check viscosity inside the print process:<\/strong> an ink that looks fine in the container can behave very differently on the machine.<\/li>\n<li><strong>Review substrate compatibility:<\/strong> paper, film, metalized surfaces, and laminates often require different balance points.<\/li>\n<li><strong>Use post-print checks as part of selection:<\/strong> scratch resistance, tape adhesion, lamination behavior, and storage stability are usually as important as the fresh-print appearance.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiaf-094\/\">CHLUMIAF 094<\/a>:<\/strong> A balanced defoamer reference for waterborne coatings and many general foam-control screens.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiaf-3037\/\">CHLUMIAF 3037<\/a>:<\/strong> A stronger process-defoaming option when persistent foam survives harsher conditions.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiwe-3280\/\">CHLUMIWE 3280<\/a>:<\/strong> A strong wetting-agent reference for inks, coatings, and difficult substrate wetting.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/chlumiwe-3071-organic-silicone-surfactant-organosilicone-wetting-agent\/\">CHLUMIWE 3071<\/a>:<\/strong> Useful when organosilicone wetting support is needed in a broad application screen.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why do many ink problems require more than one formulation change?<\/strong><br \/>Because flow, transfer, drying, adhesion, and appearance interact, so improving one of them can sometimes worsen another if the full system is not reviewed together.<\/p>\n<p><strong>Should rheology be judged only by a single viscosity number?<\/strong><br \/>Not usually. Printability also depends on transfer behavior, temperature, shear history, and how the ink behaves on the actual press.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>Pigment in tea is a class of coloured substances present in fresh leaves of tea tree and finished tea, it is the component that constitutes the appearance of tea colour,<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[156],"tags":[],"class_list":["post-6815","post","type-post","status-publish","format-standard","hentry","category-food-additives"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What are the colours in tea and what do they do? - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"Pigment in tea is a class of coloured 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