Colouring materials in plastics - Determination of colour stability to heat during processing of colouring materials in plastics - Part 2: Determination by injection moulding

This part of EN 12877 describes a method for determining the colour stability of colouring materials under defined conditions in plastics by injection moulding. The result of the determination is a relative value, not an absolute one. The method is applicable for testing colouring materials in thermoplastics that are processible by injection moulding.

Farbmittel in Kunststoffen - Bestimmung der Beständigkeit der Farbe gegen Hitze beim Verarbeiten von Farbmitteln in Kunststoffen - Teil 2: Bestimmung durch Spritzgießen

Dieser Teil von EN 12877 beschreibt ein Verfahren zur Bestimmung der Beständigkeit der Farbe von Farbmitteln in Kunststoffen durch Spritzgießen unter definierten Bedingungen. Das Ergebnis der Bestimmung ist ein relativer und kein absoluter Wert. Das Verfahren wird hauptsächlich zum Prüfen von Farbmitteln in thermoplastischen Kunststoffen angewendet, die durch Spritzgießen verarbeitbar sind.

Matières colorantes dans les plastiques - Détermination de la stabilité de la couleur à la chaleur au cours de la mise en oeuvre des matières colorantes dans les plastiques - Partie 2: Détermination par moulage-injection

Cette partie de l'EN 12877 décrit une méthode servant à déterminer la stabilité de la couleur des matières colorantes dans des conditions définies, dans les plastiques mis en oeuvre par moulage-injection. Le résultat obtenu est une valeur relative et non une valeur absolue. La méthode s'applique à l'évaluation des matières colorantes dans les thermoplastiques pouvant être mis en oeuvre par moulage par injection.

Sredstva za obarvanje v polimernih materialih - Določevanje barvne stabilnosti na vročino med predelovanjem sredstev za obarvanje v polimernih materialih - 2. del: Določevanje z oblikovanjem vbrizga

General Information

Status
Published
Publication Date
19-Oct-1999
Current Stage
9093 - Decision to confirm - Review Enquiry
Start Date
21-Aug-2024
Completion Date
11-Feb-2026

Relations

Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
28-Jan-2026
Effective Date
24-Dec-2008
Effective Date
22-Dec-2008
Effective Date
22-Dec-2008
Effective Date
22-Dec-2008

Overview

EN 12877-2:1999 is a European standard developed by CEN that specifies a method for determining the colour stability to heat of colouring materials used in plastics, specifically under processing conditions by injection moulding. This standard is crucial for manufacturers and laboratories evaluating the thermal stability of colorants in thermoplastics, ensuring consistent product quality during plastics processing. The outcome of this test is a relative value of colour stability rather than an absolute measure.

Key Topics

  • Colour Stability to Heat: The standard focuses on assessing how colouring materials respond to heat exposure during the injection moulding process.
  • Injection Moulding Method: It outlines the procedure for sample preparation and testing using injection moulding, which is the most common industrial process for thermoplastics.
  • Applicable Materials: The method applies to all thermoplastic materials that can be processed by injection moulding and are blended with colourants or pigments.
  • Relative Value Determination: Results provide a comparative measure of how different colouring materials withstand thermal stress, supporting selection and quality control.
  • Standardized Conditions: Testing is performed under defined and repeatable conditions to ensure reliability across different batches and laboratories.

Applications

EN 12877-2:1999 is essential in various sectors of the plastics industry where colour consistency and stability are critical to product performance and aesthetic appeal. Key applications include:

  • Quality Control: Manufacturers use this standard to verify the thermal stability of pigments and dyes in thermoplastic products, ensuring that colours remain stable during standard processing.
  • Material Development: R&D departments test new colouring formulations for plastic materials, evaluating their ability to retain colour after exposure to processing temperatures.
  • Supplier Assessment: Raw material suppliers and converters use the results specified by EN 12877-2 to demonstrate compliance and performance of their colouring products.
  • Product Certification: End users and certifying bodies reference this standard during regulatory compliance checks and product approvals for sectors like automotive, electronics, packaging, and consumer goods.

Related Standards

  • EN 12877-1: Colouring materials in plastics - Part 1: Determination by incorporation into polyvinyl chloride (PVC) – covers a different processing method and material substrate.
  • ISO 18314: Analytical methods for colourant evaluation in plastics.
  • EN ISO 4892: Plastics - Methods of exposure to laboratory light sources (for weathering and light stability testing).
  • ISO 779: Pigments and extenders - Methods of dispersion and assessment of dispersibility in plastics.

EN 12877-2:1999 provides a standardized approach for evaluating the heat stability of colouring materials in plastics by injection moulding. Adhering to this standard supports effective material selection, promotes consistent quality, and helps meet customer and regulatory requirements for coloured thermoplastic products. For organisations in the plastics industry, implementation of EN 12877-2 is a key component of robust quality assurance and product development processes.

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Frequently Asked Questions

EN 12877-2:1999 is a standard published by the European Committee for Standardization (CEN). Its full title is "Colouring materials in plastics - Determination of colour stability to heat during processing of colouring materials in plastics - Part 2: Determination by injection moulding". This standard covers: This part of EN 12877 describes a method for determining the colour stability of colouring materials under defined conditions in plastics by injection moulding. The result of the determination is a relative value, not an absolute one. The method is applicable for testing colouring materials in thermoplastics that are processible by injection moulding.

This part of EN 12877 describes a method for determining the colour stability of colouring materials under defined conditions in plastics by injection moulding. The result of the determination is a relative value, not an absolute one. The method is applicable for testing colouring materials in thermoplastics that are processible by injection moulding.

EN 12877-2:1999 is classified under the following ICS (International Classification for Standards) categories: 83.040.30 - Auxiliary materials and additives for plastics. The ICS classification helps identify the subject area and facilitates finding related standards.

EN 12877-2:1999 has the following relationships with other standards: It is inter standard links to EN 14433:2006, EN 20105-A02:1994, EN ISO 8028:2000, EN ISO 13628-5:2009, EN ISO 6808:2014, EN ISO 6808:2000, EN 12877-1:1999, EN ISO 1402:2009; is excused to EN 12877-1:1999, EN 12877-3:1999, EN 12877-1:1999, EN 12877-4:1999. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

EN 12877-2:1999 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Farbmittel in Kunststoffen - Bestimmung der Beständigkeit der Farbe gegen Hitze beim Verarbeiten von Farbmitteln in Kunststoffen - Teil 2: Bestimmung durch SpritzgießenMatieres colorantes dans les plastiques - Détermination de la stabilité de la couleur a la chaleur au cours de la mise en oeuvre des matieres colorantes dans les plastiques - Partie 2: Détermination par moulage-injectionColouring materials in plasti
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