{"id":6306,"date":"2023-11-24T07:30:42","date_gmt":"2023-11-24T07:30:42","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=6306"},"modified":"2026-04-28T10:42:22","modified_gmt":"2026-04-28T10:42:22","slug":"does-a-higher-spf-mean-better-results","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/zh\/does-a-higher-spf-mean-better-results\/","title":{"rendered":"\u9632\u6652\u4ea7\u54c1\u4e2d\u7684 SPF \u4ee3\u8868\u4ec0\u4e48\uff0cSPF \u8d8a\u9ad8\u662f\u5426\u610f\u5473\u7740\u6548\u679c\u8d8a\u597d\uff1f"},"content":{"rendered":"<h1><strong>\u9632\u6652\u4ea7\u54c1\u4e2d\u7684 SPF \u4ee3\u8868\u4ec0\u4e48\uff0cSPF \u8d8a\u9ad8\u662f\u5426\u610f\u5473\u7740\u6548\u679c\u8d8a\u597d\uff1f<\/strong><\/h1>\n<p><!-- lc-qa-start --><\/p>\n<p><strong>\u5feb\u901f\u56de\u7b54\uff1a<\/strong> UV ink systems are usually judged by cure speed, print definition, substrate adhesion, and whether the final image survives real handling. The best package is the one that performs on the press, not just in a static lab test.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>1.UVB \u548c UVA \u5bf9\u76ae\u80a4\u7684\u4f24\u5bb3\u4e0d\u540c<\/p>\n<p>UVB \u6ce2\u957f\u8f83\u77ed\uff08290-320 \u7eb3\u7c73\uff09\uff0c\u80fd\u91cf\u8f83\u5f3a\uff0c\u80fd\u5728\u77ed\u65f6\u95f4\u5185\u8ba9\u6211\u4eec\u7684\u76ae\u80a4\u6652\u7ea2\u3001\u6652\u4f24\u3002\u4f46\u662f\uff0cUVB \u7684\u7a7f\u900f\u529b\u8f83\u5f31\uff0c\u6240\u4ee5\u9633\u5149\u4e2d\u7684\u5927\u90e8\u5206 UVB \u90fd\u88ab\u81ed\u6c27\u5c42\u963b\u6321\uff0c\u53ea\u6709\u4e00\u5c0f\u90e8\u5206\u5230\u8fbe\u5730\u7403\u8868\u9762\uff0c\u4e00\u822c\u53ea\u6709\u5728\u9633\u5149\u7279\u522b\u5f3a\u70c8\u7684\u65f6\u5019\uff0c\u6211\u4eec\u7684\u76ae\u80a4\u624d\u4f1a\u88ab\u6652\u7ea2\u6652\u4f24\u3002\u5982\u679c\u957f\u65f6\u95f4\u66b4\u9732\u5728\u7d2b\u5916\u7ebf\u4e0b\uff0c\u7d2b\u5916\u7ebf B \u53ef\u80fd\u4f1a\u5bfc\u81f4\u76ae\u80a4\u764c\u3002<br \/>\n\u76f8\u6bd4\u4e4b\u4e0b\uff0cUVA \u6ce2\u957f\u8f83\u957f\uff08320-400 \u7eb3\u7c73\uff09\uff0c\u80fd\u91cf\u8f83\u4f4e\uff0c\u4f46\u5b83\u7684\u7a7f\u900f\u529b\u5f88\u5f3a\uff0c\u4e00\u5e74\u56db\u5b63\u65e0\u8bba\u6674\u5929\u8fd8\u662f\u9634\u5929\u90fd\u80fd\u7167\u5c04\u5230\u5730\u7403\u8868\u9762\uff0c\u751a\u81f3\u80fd\u7167\u5c04\u5230\u6211\u4eec\u76ae\u80a4\u7684\u771f\u76ae\u5c42\u3002\u77ed\u671f\u6765\u770b\uff0cUVA \u4f1a\u5bfc\u81f4\u76ae\u80a4\u654f\u611f\u3001\u8010\u53d7\u6027\u4e0b\u964d\uff0c\u957f\u671f\u6765\u770b\uff0c\u4f1a\u5bfc\u81f4\u9ed1\u8272\u7d20\u6c89\u79ef\uff0c\u52a0\u901f\u76ae\u80a4\u8870\u8001\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0cUVA \u4f1a\u8ba9\u6211\u4eec\u7684\u76ae\u80a4\u53d8\u5f97\u66f4\u9ed1\uff0c\u76b1\u7eb9\u66f4\u591a\u3002\u6b64\u5916\uff0cUVA \u8fd8\u53ef\u80fd\u8bf1\u53d1\u76ae\u80a4\u764c\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u5728\u9009\u62e9\u9632\u6652\u971c\u65f6\uff0cUVA \u548c UVB \u9632\u62a4\u90fd\u5f88\u91cd\u8981\u3002\u5728\u9634\u5929\uff0c\u4eba\u4eec\u5f80\u5f80\u4f1a\u5ffd\u7565\u4f7f\u7528\u9632\u6652\u971c\uff0c\u4f46 UVA \u4e00\u6837\u53ef\u4ee5\u7167\u5c04\u5230\u76ae\u80a4\u7684\u771f\u76ae\u5c42\u3002\u6211\u4eec\u4e00\u5e74\u56db\u5b63\u90fd\u9700\u8981\u9632\u6652\uff0c\u6700\u5bb9\u6613\u88ab\u5ffd\u89c6\u7684\uff0c\u4e00\u5e74\u56db\u5b63\u90fd\u9700\u8981\u9632\u6652\u7684\u6700\u4f73\u5fc5\u9700\u54c1\u5c31\u662f UVA\u3002<\/p>\n<p>\u76ee\u524d\uff0c\u8bb8\u591a\u9632\u6652\u971c\u5bf9 UVB \u7684\u9632\u62a4\u80fd\u529b\u6bd4 UVA \u66f4\u5f3a\u3002<\/p>\n<p>2.SPF \u503c\u548c PA \u503c\u7684\u610f\u4e49<\/p>\n<p>SPF\uff1a\u9632\u6652\u4ea7\u54c1\u62b5\u5fa1\u53ef\u707c\u4f24\u76ae\u80a4\u7684\u7d2b\u5916\u7ebf\u7684\u80fd\u529b\u3002\u4f8b\u5982\uff0c\u4e00\u74f6 SPF \u503c\u4e3a 20 \u7684\u9632\u6652\u971c\u5728\u6d82\u62b9\u540e\u53ef\u5c06\u76ae\u80a4\u5bf9\u7d2b\u5916\u7ebf\u7684\u8010\u53d7\u529b\u63d0\u9ad8 20 \u500d\u3002\u5047\u8bbe\u5728\u6ca1\u6709\u6d82\u62b9\u9632\u6652\u971c\u7684\u60c5\u51b5\u4e0b\uff0c\u6652 10 \u5206\u949f\u76ae\u80a4\u5c31\u4f1a\u53d1\u7ea2\uff0c\u90a3\u4e48\u5728\u6d82\u62b9 SPF \u503c\u4e3a 20 \u7684\u9632\u6652\u971c\u540e\uff0c\u5927\u6982\u9700\u8981\u6652 15*20=200 \u5206\u949f\u76ae\u80a4\u624d\u4f1a\u53d1\u7ea2\u3002<\/p>\n<p>\u5f88\u591a\u4eba\u8bef\u4ee5\u4e3a SPF \u6307\u7684\u662f\u4e0e\u6301\u7eed\u9632\u6652\u6709\u5173\u7684\u65f6\u95f4\uff0c\u6bd4\u5982 SPF50 \u7684\u9632\u6652\u65f6\u95f4\u662f SPF15 \u7684\u4e09\u500d\u591a\u3002\u8fd9\u79cd\u7406\u89e3\u662f\u9519\u8bef\u7684\u3002\u4e8b\u5b9e\u4e0a\uff0cSPF \u4e0e\u5728\u9633\u5149\u4e0b\u7684\u65f6\u95f4\u957f\u77ed\u5e76\u65e0\u76f4\u63a5\u5173\u7cfb\uff0c\u800c\u662f\u4e0e\u5149\u7167\u91cf\u6709\u5173\u3002\u4e2d\u5348\u9633\u5149\u5f3a\u70c8\uff0c\u6bd4\u65e9\u665a\u66f4\u5bb9\u6613\u6652\u4f24\uff0c\u800c\u4e14\u5728\u4f4e\u7eac\u5ea6\u5730\u533a\uff08\u5982\u5e7f\u5dde\u4e0e\u65b0\u7586\uff09\uff0c\u9633\u5149\u5f3a\u5ea6\u4e5f\u66f4\u5927\uff0c\u53ef\u80fd\u9700\u8981\u66f4\u9891\u7e41\u5730\u8865\u6d82\u9632\u6652\u971c\u3002<\/p>\n<p>PA\uff08protection grade of UVA\uff09\u662f\u6307\u5bf9\u6297UVA\u7684\u80fd\u529b\uff0c\u540e\u9762\u7684+\u53f7\u8d8a\u591a\uff0c\u8868\u793a\u9632\u6b62\u6652\u9ed1\u7684\u80fd\u529b\u8d8a\u5f3a\u3002\u4f46\u5e76\u4e0d\u662f\u6240\u6709\u4ea7\u54c1\u90fd\u6709PA\u6807\u8bc6\uff0c\u5f88\u591a\u6b27\u7f8e\u9632\u6652\u971c\u4e0a\u770b\u4e0d\u5230PA\uff0c\u4f46\u5e76\u4e0d\u4ee3\u8868\u5b83\u4eec\u53ef\u80fd\u4e0d\u60f3\u6652\u9ed1\uff0c\u53ea\u662f\u91c7\u7528\u4e86\u5176\u4ed6\u6807\u6ce8\u65b9\u6cd5\uff0c\u6bd4\u5982PPD\u6301\u4e45\u6027\u8272\u7d20\u6c89\u7740\u7cfb\u6570\u3002<\/p>\n<p>\u9632\u6652\u971c SPF \u503c\uff08\u5982 SPF20\u3001SPF30\u3001SPF50\uff09\u4e4b\u95f4\u7684\u5dee\u5f02\uff1a<\/p>\n<p>SPF20\uff1a<\/p>\n<p>\u53ef\u9002\u5ea6\u62b5\u5fa1\u7d2b\u5916\u7ebf\u3002<br \/>\n\u53ef\u963b\u6321\u7ea6 95% \u7684\u7d2b\u5916\u7ebf\u3002<br \/>\n\u9002\u5408\u5728\u9633\u5149\u7167\u5c04\u6709\u9650\u7684\u60c5\u51b5\u4e0b\u8fdb\u884c\u65e5\u5e38\u6d3b\u52a8\u3002<br \/>\nSPF30<\/p>\n<p>\u63d0\u4f9b\u6bd4 SPF20 \u66f4\u5f3a\u7684\u4fdd\u62a4\u3002<br \/>\n\u53ef\u963b\u6321\u7ea6 97% \u7684\u7d2b\u5916\u7ebf\u3002<br \/>\n\u5efa\u8bae\u7528\u4e8e\u957f\u65f6\u95f4\u6237\u5916\u6d3b\u52a8\u3002<br \/>\nSPF50<\/p>\n<p>\u63d0\u4f9b\u6700\u9ad8\u7ea7\u522b\u7684 UVB \u9632\u62a4\u3002<br \/>\n\u53ef\u963b\u6321\u7ea6 98% \u7684\u7d2b\u5916\u7ebf\u3002<br \/>\n\u5efa\u8bae\u76ae\u80a4\u767d\u7699\u6216\u654f\u611f\u3001\u957f\u671f\u66b4\u9732\u5728\u9633\u5149\u4e0b\u6216\u60a3\u76ae\u80a4\u764c\u98ce\u9669\u8f83\u9ad8\u7684\u4eba\u4f7f\u7528\u3002<br \/>\n\u8981\u70b9<\/p>\n<p>\u9012\u589e\u4fdd\u62a4\uff1a\u4e0d\u540c SPF \u503c\u4e4b\u95f4\u7684\u9632\u62a4\u6548\u679c\u5dee\u5f02\u4e0d\u662f\u7ebf\u6027\u7684\u3002\u4f8b\u5982\uff0cSPF 30 \u63d0\u4f9b\u7684\u4fdd\u62a4\u5e76\u4e0d\u662f SPF 15 \u7684\u4e24\u500d\u3002SPF 30 \u6bd4 SPF 15 \u9ad8\u51fa\u7ea6 4%\uff0c\u800c SPF 50 \u53ea\u6bd4 SPF 30 \u9ad8\u51fa\u7ea6 1-2%\u3002<\/p>\n<p>UVB \u9632\u62a4\uff1aSPF \u4e3b\u8981\u7528\u4e8e\u62b5\u5fa1\u5bfc\u81f4\u6652\u4f24\u7684 UVB \u5c04\u7ebf\u3002\u5b83\u5e76\u4e0d\u80fd\u5b8c\u5168\u62b5\u5fa1\u5bfc\u81f4\u8fc7\u65e9\u8870\u8001\u548c\u76ae\u80a4\u764c\u7684 UVA \u5c04\u7ebf\u3002<\/p>\n<p>\u91cd\u65b0\u6d82\u62b9\uff1a\u65e0\u8bba\u9632\u6652\u6307\u6570\u662f\u591a\u5c11\uff0c\u6bcf\u9694\u4e24\u5c0f\u65f6\u8865\u6d82\u4e00\u6b21\u9632\u6652\u971c\u81f3\u5173\u91cd\u8981\uff0c\u5982\u679c\u6e38\u6cf3\u6216\u51fa\u6c57\uff0c\u8865\u6d82\u7684\u9891\u7387\u4f1a\u66f4\u9ad8\u3002\u4efb\u4f55\u9632\u6652\u971c\u90fd\u65e0\u6cd5\u63d0\u4f9b 100% \u7684\u4fdd\u62a4\uff0c\u56e0\u6b64\u5fc5\u987b\u91cd\u65b0\u6d82\u62b9\uff0c\u4ee5\u4fdd\u6301\u9632\u6652\u6548\u679c\u3002<\/p>\n<p>\u76ae\u80a4\u7c7b\u578b\uff1a\u9632\u6652\u6307\u6570\u7684\u9009\u62e9\u53d6\u51b3\u4e8e\u4e2a\u4eba\u7684\u80a4\u8d28\u3001\u5bf9\u9633\u5149\u7684\u654f\u611f\u5ea6\u4ee5\u53ca\u66b4\u9732\u5728\u9633\u5149\u4e0b\u7684\u65f6\u95f4\u957f\u77ed\u3002\u76ae\u80a4\u767d\u7699\u6216\u654f\u611f\u7684\u4eba\u53ef\u4ee5\u9009\u62e9 SPF \u503c\u8f83\u9ad8\u7684\u4ea7\u54c1\u3002<\/p>\n<p>\u8003\u8651\u5176\u4ed6\u9632\u6652\u63aa\u65bd\uff1a\u9632\u6652\u971c\u5e94\u8be5\u662f\u5168\u9762\u9632\u6652\u8ba1\u5212\u7684\u4e00\u90e8\u5206\uff0c\u5305\u62ec\u5bfb\u627e\u9634\u51c9\u5904\u3001\u7a7f\u9632\u62a4\u670d\u548c\u907f\u5f00\u9633\u5149\u6700\u5f3a\u70c8\u7684\u65f6\u6bb5\u3002<\/p>\n<p>\u9632\u6652\u6307\u6570\u8d8a\u9ad8\u8d8a\u597d\uff1f<\/p>\n<p>SPF \u503c\u8d8a\u9ad8\uff0c\u9632\u62a4\u6548\u679c\u8d8a\u597d\uff0c\u8fd9\u4f3c\u4e4e\u662f\u5408\u4e4e\u903b\u8f91\u7684\uff0c\u4f46\u968f\u7740 SPF \u503c\u7684\u63d0\u9ad8\uff0c\u9632\u62a4\u6548\u679c\u7684\u9012\u589e\u4e5f\u4f1a\u51cf\u5f31\u3002\u4e00\u822c\u8ba4\u4e3a\uff0cSPF 30 \u5bf9\u5927\u591a\u6570\u4eba\u6765\u8bf4\u5df2\u7ecf\u8db3\u591f\uff0c\u53ef\u4ee5\u6709\u6548\u62b5\u5fa1\u7d2b\u5916\u7ebf\u3002SPF 50 \u7684\u9632\u62a4\u7b49\u7ea7\u7565\u9ad8\uff0c\u5728\u7279\u5b9a\u60c5\u51b5\u4e0b\uff0c\u5982\u957f\u65f6\u95f4\u6237\u5916\u6d3b\u52a8\u6216\u5bf9\u9633\u5149\u654f\u611f\u5ea6\u8f83\u9ad8\u7684\u4eba\uff0c\u5efa\u8bae\u4f7f\u7528 SPF 50\u3002<\/p>\n<p>\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4efb\u4f55\u9632\u6652\u971c\u90fd\u4e0d\u80fd\u63d0\u4f9b\u5b8c\u5168\u7684\u4fdd\u62a4\uff0c\u8fd8\u5e94\u8be5\u91c7\u53d6\u5176\u4ed6\u9632\u6652\u63aa\u65bd\uff0c\u5c24\u5176\u662f\u5728\u5f3a\u70c8\u7684\u9633\u5149\u4e0b\u3002\u6b64\u5916\uff0cSPF \u503c\u4ee5\u5916\u7684 UVA \u9632\u62a4\u5bf9\u4e8e\u6574\u4f53\u9632\u6652\u81f3\u5173\u91cd\u8981\u3002\u8bf7\u9009\u62e9\u80fd\u540c\u65f6\u9632\u62a4 UVA \u548c UVB \u7684\u5e7f\u8c31\u9632\u6652\u971c\u3002<\/p>\n<p>\u6700\u7ec8\uff0c\u9009\u62e9\u5408\u9002\u7684 SPF \u503c\u53d6\u51b3\u4e8e\u4e2a\u4eba\u56e0\u7d20\uff0c\u5982\u76ae\u80a4\u7c7b\u578b\u3001\u8ba1\u5212\u7684\u65e5\u6652\u65f6\u95f4\u548c\u4e2a\u4eba\u559c\u597d\u3002\u5efa\u8bae\u60a8\u54a8\u8be2\u76ae\u80a4\u79d1\u533b\u751f\uff0c\u6839\u636e\u5177\u4f53\u7684\u76ae\u80a4\u9700\u6c42\u548c\u95ee\u9898\u83b7\u5f97\u4e2a\u6027\u5316\u5efa\u8bae\u3002<\/p>\n<p><!-- lc-commercial-start --><\/p>\n<h2>A practical buying checklist for UV ink applications<\/h2>\n<p>\u5728UV\u6253\u5370\u4e2d\uff0c\u6700\u4f73\u6280\u672f\u9009\u62e9\u901a\u5e38\u6765\u81ea\u4e8e\u5e73\u8861\u56fa\u5316\u6027\u80fd\u548c\u6253\u5370\u884c\u4e3a\u3002\u56e2\u961f\u901a\u5e38\u5728\u540c\u65f6\u5ba1\u67e5\u627f\u5370\u7269\u9002\u7528\u6027\u3001\u7ebf\u901f\u5ea6\u3001\u56fe\u50cf\u8d28\u91cf\u548c\u56fa\u5316\u540e\u8010\u4e45\u6027\u65f6\u83b7\u5f97\u6700\u4f73\u7ed3\u679c\uff0c\u800c\u4e0d\u662f\u53ea\u4f18\u5316\u4e00\u4e2a\u53d8\u91cf\u3002<\/p>\n<ul>\n<li><strong>\u5c06\u5305\u88c5\u4e0e\u5370\u5237\u65b9\u6cd5\u5339\u914d\uff1a<\/strong> \u55b7\u58a8\u3001\u51f9\u7248\u3001\u51f8\u7248\u3001\u79fb\u5370\u3001\u4e1d\u7f51\u5370\u5237\u548c\u6807\u7b7e\u5e94\u7528\u53ef\u80fd\u9700\u8981\u4e0d\u540c\u7684\u56fa\u5316\u548c\u7c98\u5ea6\u7279\u6027\u3002<\/li>\n<li><strong>\u4f7f\u7528 cure \u68c0\u67e5\u56fe\u50cf\u8d28\u91cf\uff1a<\/strong> \u5982\u679c\u8f6c\u79fb\u3001\u70b9\u884c\u4e3a\u6216\u8584\u819c\u6e05\u6670\u5ea6\u53d8\u5dee\uff0c\u6700\u5f3a\u7684\u5f15\u53d1\u5242\u6216\u5355\u4f53\u8def\u7ebf\u4e5f\u6ca1\u6709\u5e2e\u52a9\u3002<\/li>\n<li><strong>\u56fa\u5316\u540e\u68c0\u67e5\u9644\u7740\u529b\uff1a<\/strong> \u8868\u9762\u5e72\u71e5\u7684\u5370\u5237\u54c1\uff0c\u5982\u679c\u6df1\u5c42\u8584\u819c\u4ecd\u672a\u56fa\u5316\uff0c\u4ecd\u53ef\u80fd\u5bfc\u81f4\u540e\u7eed\u7684\u6545\u969c\u3002<\/li>\n<li><strong>\u5728\u6700\u7ec8\u57fa\u677f\u7cfb\u5217\u4e0a\u8fdb\u884c\u6d4b\u8bd5\uff1a<\/strong> \u8584\u819c\u3001\u91d1\u5c5e\u3001\u73bb\u7483\u3001\u7eb8\u5f20\u548c\u7279\u79cd\u8868\u9762\u6750\u6599\u4f1a\u5feb\u901f\u6539\u53d8\u540c\u4e00\u5305\u88c5\u7684\u5546\u4e1a\u6392\u540d\u3002<\/li>\n<\/ul>\n<h3>\u63a8\u8350\u7684\u4ea7\u54c1\u53c2\u8003<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/photoinitiator-tpo-l-cas-84434-11-7\/\">CHLUMINIT TPO-L<\/a>:<\/strong> \u9002\u7528\u4e8e LED \u578b\u7d2b\u5916\u7cfb\u7edf\u7684\u5f3a\u6548\u4f4e\u9ec4\u53d8\u53c2\u8003\u6807\u51c6\u3002<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/photoinitiator-819-irgacure-819-cas-162881-26-7\/\">CHLUMINIT 819<\/a>:<\/strong> \u5f53\u914d\u65b9\u9700\u8981\u66f4\u5f3a\u7684\u5438\u6536\u548c\u66f4\u6df1\u5c42\u7684\u56fa\u5316\u652f\u6301\u65f6\u5f88\u6709\u7528\u3002<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/photoinitiator-itx-cas-5495-84-1\/\">\u79d1\u9c81\u7c73\u5c3c\u7279<\/a>:<\/strong> \u5370\u5237\u6cb9\u58a8\u5305\u88c5\u4e2d\u7684\u4e00\u6761\u6709\u7528\u7684\u957f\u6ce2\u652f\u6301\u8def\u7ebf\u3002<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/zh\/product\/iboa-monomer-cas-5888-33-5\/\">CHLUMICRYL IBOA<\/a>:<\/strong> \u786c\u5ea6\u548c\u826f\u597d\u7684\u6d41\u52a8\u6027\u90fd\u91cd\u8981\u7684\u9996\u9009\u4f4e\u7c98\u5ea6\u5355\u4f53\u3002<\/li>\n<\/ul>\n<h3>\u4e70\u5bb6\u548c\u914d\u65b9\u5e08\u7684\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/h3>\n<p><strong>UV\u6cb9\u58a8\u5728\u5b9e\u9a8c\u5ba4\u6253\u6837\u65f6\u770b\u8d77\u6765\u4e0d\u9519\uff0c\u4f46\u5728\u5370\u5237\u673a\u4e0a\u5374\u8868\u73b0\u4e0d\u4f73\uff0c\u539f\u56e0\u53ef\u80fd\u6709\u5f88\u591a\u3002<\/strong><br \/>\u56e0\u4e3a\u5370\u5237\u901f\u5ea6\u3001\u5b9e\u9645\u819c\u5c42\u539a\u5ea6\u3001\u57fa\u6750\u5904\u7406\u548c\u56fa\u5316\u80fd\u91cf\u901a\u5e38\u4f1a\u66b4\u9732\u51fa\u5728\u8f83\u6162\u6216\u8f83\u7b80\u5355\u7684\u6d4b\u8bd5\u4e2d\u4e0d\u53ef\u89c1\u7684\u9650\u5236\u3002<\/p>\n<p><strong>UV\u6cb9\u58a8\u6750\u6599\u7684\u9009\u62e9\u662f\u5426\u5e94\u8be5\u4ec5\u6839\u636e\u56fa\u5316\u901f\u5ea6\u6765\u51b3\u5b9a\uff1f<\/strong><br \/>\u4e0d\uff0c\u5546\u4e1a\u5370\u5237\u8fd8\u9700\u8981\u4fdd\u62a4\u5370\u5237\u6e05\u6670\u5ea6\u3001\u9644\u7740\u529b\u3001\u989c\u8272\u548c\u957f\u4e45\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>1. UVB and UVA do different damage to the skin UVB has a shorter wavelength (290-320 nm) and stronger energy, which can make our skin red and sunburned in a<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[],"class_list":["post-6306","post","type-post","status-publish","format-standard","hentry","category-catalysts-chemical-auxiliary-agents"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What does SPF stand for in sunscreen products and does a higher SPF mean better results? - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"1. 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