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QB/T 8152-2025Polymethyl pentene release film (English PDF)

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

July 2, 2025

Implementation date

February 1, 2026

Scope

QB/T 8152-2025 (Polymethyl pentene release film) is available as an English-translated PDF.

QB/T 8152-2025 — Polymethyl pentene release film

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Document preview — QB/T 8152-2025

National Standard of the People's Republic of China

ICS: 83.140.10
Classification: Y 28

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2

What this standard covers

This standard specifies the appearance, dimensional deviations, tensile strength, nominal strain at tensile break, dimensional change rate after heating, release properties, and adhesive resistance requirements for polymethylpentene release films. It describes the standard environment for sample conditioning and testing, as well as the corresponding test methods, and specifies inspection rules, marking, packaging, transportation, and storage. This document applies to the production, inspection, and sale of single-layer or double-layer composite films made primarily from polymethylpentene resin using extrusion casting processes.

Document data

International classification (ICS): 83.140.10.

Chinese classification (CCS): Y28.

Estimated length of the Chinese original: 7,786 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.

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