ASTM D3611-2019 感圧テープの老化促進に関する標準慣行

意味と使い方
1 これにより、感圧テープの自然な劣化が促進されます。, so that the response to ordinary physical property tests changes to the same degree as it does under exposure to natural aging for about two years, compared to pre-aging tests.

1.1 この文脈では, natural aging refers to the time of continuous aging of the tape in an airtight fiberboard container (in the dark) in a humid South, warm Southwest Southwest or moderately moderate U.S. climate change.

2 The degree of change in one physical property should be expected to differ from the degree of change in the other physical property and should therefore also be associated with different natural aging times.

3 Abnormal product batches can cause differences in test responses that exceed expected time patterns.

ASTM D3611-2019 感圧テープの老化促進に関する標準慣行

4 The appearance of normal tape products usually changes only slightly after two years of natural aging. This accelerated exposure often produces exaggerated changes in appearance that can only be seen in abnormal products under natural conditions.

In applications where tapes are subjected to usage pressure, there is currently no experience linking accelerated exposure to tape response.

ステップ 1: 範囲
1.1 This practice provides an environment in which the finished pressure-sensitive tape material can be exposed to accelerate its aging. It applies to roll tape when the user follows the precautions detailed in the procedure. The practice does not provide conclusions on its own, but is used in conjunction with cosmetic or physical characteristics testing to track accelerated exposure. Although this practice was developed using package-type tape, its use for other types of tape with similar structures is encouraged. Not applicable to electronic gradient bands (see Test method D1000).

ASTM D3611-2019 感圧テープの老化促進に関する標準慣行

1.2 この規格は、その使用に関連するすべての安全上の懸念に対処することを目的としたものではありません。. 適切な安全性を確立するのは、この規格のユーザーの責任です。, 健康および環境仕様を確認し、使用前に規制制限の適用可能性を判断するため.

1.3 この国際規格は、国際規格開発の原則に関する決定で確立された国際的に認められた標準化原則に基づいています。, WTO が発行したガイドラインと勧告 貿易の技術的障壁 (未定) 委員会.

2. ファイルを参照してください
ASTM規格

D996 包装および流通環境条件

D1000 Test method for pressure sensitive adhesive tape for electrical and electronic applications

D3330の剥離接着力試験方法 / D3330M 感圧テープ

D371/ D371 pressure sensitive tape quality Assurance practices

D4332 Practice of regulating containers, packaging or packaging components for testing

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