Name: EN ISO 10082:1999 — Plastics - Phenolic resins - Classification and test methods (ISO 10082:1999)
SKU: EN ISO 10082:1999
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Abstract

Overview

EN ISO 10082:1999 - Plastics - Phenolic resins - Classification and test methods provides a structured overview of phenolic resins used in thermosetting plastics and a consolidated list of standardized test methods. Prepared by ISO/TC 61 (Plastics), this second edition (1999) defines classification terms (chemical structure, physical form, degree of condensation) and summarizes relevant test standards to support production, processing and quality control of phenolic resins.

Key Topics

Classification of phenolic resins
- Definitions of unmodified resins (novolaks - two‑step, non‑self‑curing; resols - one‑step, self‑curing), modified phenolic resins and phenolic addition resins.
- Basis for classification by raw materials (phenols, aldehydes), physical form (liquid, powder, pellets, dispersions), catalysts/hardeners, and degree of condensation (A‑, B‑ and C‑stages).
Degree of condensation (A/B/C stages) - important for processing and curing behavior.
Catalysts and hardeners - acid and basic catalysts, formaldehyde‑releasing hardeners (e.g., hexamethylenetetramine), resol or isocyanate hardeners.
Summary of test methods (Clause 4) - catalogues ISO methods applicable to phenolic resins, including but not limited to:
- Viscosity tests (ISO 2555, ISO 3219, ISO 12058)
- Gel time and reactivity (ISO 9396, ISO 8987)
- Free formaldehyde and residual phenol (ISO 9397, ISO 8974; related ISO 11402)
- Hexamethylenetetramine content (ISO 8988)
- Flow distance and melting behaviour (ISO 8619, ISO 3146)
- Thermal analysis (DSC - ISO 11409) and pseudo‑adiabatic cure behaviour (ISO 9771)
- Physical tests: density, ash, water content, electrical conductivity, chromatographic separations

Applications

EN ISO 10082:1999 is practical for:

Resin manufacturers - to classify product grades, specify storage and handling (resol vs novolak), and choose appropriate hardeners/catalysts.
Quality control laboratories - to select standardized test methods for viscosity, gel time, residual phenol, free formaldehyde, hexamine content and cure behavior.
Formulators and compounders - choosing resin forms (liquid, powder, pellets) and predicting processing behavior (A/B/C stages).
End users in adhesives, coatings, molding compounds, composites and electrical/thermal applications who need consistent, standards‑based specifications.

Related standards

Normative reference: ISO 472:1999 (Plastics - Vocabulary).
The standard lists multiple ISO test methods (see clause 4) such as ISO 8618, ISO 9396, ISO 9397, ISO 11409, ISO 8988 and others that should be used when performing specific tests.

EN ISO 10082:1999 is a practical reference for ensuring consistent classification and testing of phenolic resins across manufacturing, quality assurance and product development workflows.

EN ISO 10082:1999 PDF

Похожие стандарты

Abstract

Overview

Key Topics

Applications

Related standards

Технические детали

ISO 10082:1999

Plastics — Phenolic resins — Classification and test methods

ISO 472:1999

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