标准解读

《GB/T 44551-2024 光学功能薄膜 耐候性测定方法 溶剂诱导法》是一项国家标准,专门针对光学功能薄膜的耐候性能进行评估。该标准通过溶剂诱导的方法来模拟实际使用环境中可能遇到的情况,以此来检测薄膜材料在特定条件下的稳定性及其变化情况。溶剂的选择基于其与待测薄膜材料之间可能发生的作用机制,包括但不限于溶解、膨胀或化学反应等。

标准中详细规定了试验所需的各种条件设置,比如溶剂种类、浓度、处理温度和时间等参数,并且对样品准备、测试步骤以及结果分析都给出了明确指导。通过将试样置于选定溶剂中,在一定条件下浸泡后观察并记录薄膜外观、物理性质(如厚度)及光学特性等方面的变化,从而评价其耐溶剂性能。此外,还涉及到如何正确地记录数据、计算相关指标等内容,以确保测试过程的一致性和结果的准确性。

整个流程旨在为行业提供一套科学合理、可操作性强的评估体系,帮助制造商了解自己产品在面对不同环境挑战时的表现,进而指导后续研发工作或质量控制措施。


如需获取更多详尽信息,请直接参考下方经官方授权发布的权威标准文档。

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文档简介

ICS

71.080.99

CCS

G15

中华人民共和国国家标准

GB/T44551—2024

光学功能薄膜耐候性测定方法

溶剂诱导法

Opticalfunctionalfilms—Weatheringresistancetestingmethod—

Solventinductionmethod

2024-09-29发布2025-04-01实施

国家市场监督管理总局发布

国家标准化管理委员会

GB/T44551—2024

目次

前言

·····································································································

1

范围

··································································································

1

2

规范性引用文件

······················································································

1

3

术语和定义

···························································································

1

4

仪器设备与试剂

······················································································

1

4.1

玻璃瓶

···························································································

1

4.2

有机溶剂

·························································································

1

5

试样

··································································································

1

6

状态调节

······························································································

2

7

试验步骤

······························································································

2

7.1

试验环境

·························································································

2

7.2

耐候性测试前性能检测

··········································································

2

7.3

耐候性测试试验

·················································································

2

7.4

耐候性测试后性能检测

··········································································

3

7.5

耐候性测试后外观变化检测

·····································································

4

8

试验报告

······························································································

4

GB/T44551—2024

前言

本文件按照GB/T1.1—2020《标准化工作导则

第1部分:标准化文件的结构和起草规则》的规

定起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由中国石油和化学工业联合会提出。

本文件由全国光学功能薄膜材料标准化技术委员会(SAC/TC431)归口。

本文件起草单位:合肥乐凯科技产业有限公司、衡山县佳诚新材料有限公司、湖南省和祥润新材料

有限公司、中国科学技术大学。

本文件主要起草人:李恒、刘长丰、刘玉磊、李超、韩捷、徐倩倩、李彩翠、刘文亮、谢金沛、

廖平湘、李盈、李良彬、孟令蒲、陈军根。

GB/T44551—2024

光学功能薄膜耐候性测定方法

溶剂诱导法

1范围

本文件描述了采用溶剂诱导法进行光学功能薄膜耐候性能的测定方法。

本文件适用于具有表面涂层类光学功能薄膜的测定。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中,注日期的引用文

件,仅该日期对应的版本适用于本文件;不注日期的引用文件,其最新版本(包括所有的修改单)适用

于本文件。

GB/T2410透明塑料透光率和雾度的测定

GB/T2918—2018塑料试样状态调节和试验的标准环境

GB/T9754色漆和清漆不含金属颜料的色漆漆膜的20°、60°和85°镜面光泽的测定

GB/T11186.2涂膜颜色的测量方法第二部分:颜色测量

GB/T25257光学功能薄膜翘曲度测定方法

HG/T4915白色反射膜反射率的测定方法

ISO17221塑料图像清晰度的测定(反射或透射图像的清晰度)[Plastics—Determinationof

imageclarity(degreeofsharpnessofreflectedortransmittedimage)]

3术语和定义

下列术语和定义适用于本文件。

3.1

溶剂诱导法solventinductionmethod

利用渗透扩散原理,通过有机溶剂对涂层面的刺激诱导,表征涂层表面性能变化和析出的方法。

4仪器设备与试剂

4.1玻璃瓶

瓶身为圆柱形,玻璃瓶容积为(150±5)mm,瓶口内径为(80±1)mm;瓶

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