---
type: "Technical Data Sheet"
title: "CMC 15142 – Preliminary Technical Data Sheet"
description: "CMC 15142 is a self adhesive insulating tape based on highly hydrolysis resistant PPSU film recommended as subgasket frame material in PEM fuel cells."
resource: "https://datasheets.cmc.de/pdf/cmc-15142-en.pdf"
tags: ["ppsu film (polyphenylene sulfone)", "0.050", "acrylic"]
language: "en"
product: "CMC 15142"
product_family: "cmc"
document_date: "2025-04"
status: "draft"
generated: { by: "process:cmc-datasheets/0.1.0", at: "2026-09-23T16:05:14Z" }
sources:
  - id: "pdf"
    resource: "https://datasheets.cmc.de/pdf/cmc-15142-en.pdf"
    title: "Preliminary Technical Data Sheet CMC 15142"
    author: "CMC Klebetechnik GmbH"
    last_modified: "2025-04-15T09:35:44Z"
---

# CMC 15142 – Preliminary Technical Data Sheet

[PDF data sheet (binding)](/pdf/cmc-15142-en.pdf)

Issued: 2025-04

## Product description

CMC 15142 is a self adhesive insulating tape based on highly hydrolysis resistant PPSU film recommended as subgasket frame material in PEM fuel cells. A protective liner is included.

| Property | Value |
|---|---|
| Backing material | PPSU film (polyphenylene sulfone) |
| Colour | colourless |
| Substrate thickness in mm | 0.050 |
| Total thickness in mm | 0.065 ± 0.005 |

## Adhesive properties

| Property | Value |
|---|---|
| Type of adhesive | acrylic |
| Adhesive strength in N/cm according to internal method PV 1006-32 (180° peel from steel) | ≥2 |

## Thermal properties

| Property | Value |
|---|---|
| Temperature performance (max.) in °C | 155 |
| Insulation class according to IEC 60085 | F |

## Electrical properties

| Property | Value |
|---|---|
| Breakdown voltage based on IEC 60243-1 in Veff. | ≥ 8'000 |

## Mechanical properties

| Property | Value |
|---|---|
| Tensile strength in N/cm | ≥ 25 |
| Elongation at break in % | ≥ 50 |

## Other properties

| Property | Value |
|---|---|
| Recommended storage cond.: cool and dry (15 - 25°C, < 65% rel. humidity) | 04/25 |

---

*The technical data are average values and do not replace the user's own testing. Subject to change without notice. The PDF data sheet is binding.*