{"id":8434,"date":"2026-03-02T14:31:08","date_gmt":"2026-03-02T06:31:08","guid":{"rendered":"https:\/\/www.honorpigment.com\/en\/pigment-red-53-1-for-plastics-hp-red-2537\/"},"modified":"2026-03-02T14:31:08","modified_gmt":"2026-03-02T06:31:08","slug":"pigment-red-53-1-for-plastics-hp-red-2537","status":"publish","type":"post","link":"https:\/\/www.honorpigment.com\/nl\/pigment-red-53-1-for-plastics-hp-red-2537\/","title":{"rendered":"Pigment Red 53:1 for Plastics (HP RED 2537) \u2014 2026 Review"},"content":{"rendered":"
\"Red<\/figure>\n\n\n\n

Pigment Red 53:1 for plastics sits in a sweet spot: a mid\u2011red that covers a huge volume of everyday parts and packaging without breaking the budget. In this review, we evaluate Honor Pigments\u2019 first\u2011party grade, HP RED 2537, through the lens of real converter priorities\u2014migration control in PVC and polyolefins, short\u2011term heat stability around processing spikes, and dependable dispersion in PP\/PE for film and injection. You\u2019ll find practical guidance for rigid\/flexible PVC and PE\/PP films and blow\u2011molded containers, value\u2011in\u2011use considerations, and clear disclosures where public, polymer\u2011specific datasets are limited as of 2026\u201103\u201102.<\/p>\n\n\n\n

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Quick overview<\/h2>\n\n\n\n
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Field<\/p><\/th>

Summary<\/p><\/th><\/tr>

Chemistry<\/p><\/td>

Monoazo barium lake, C.I. Pigment Red 53:1 (C.I. 15585:1)<\/p><\/td><\/tr>

Hue family<\/p><\/td>

Mid red (not bluish, not orange-biased), suited to mass\u2011market plastics<\/p><\/td><\/tr>

Primary polymers<\/p><\/td>

Rigid\/flexible PVC, PP\/PE (film, blow molding, injection), PS\/ABS (interior)<\/p><\/td><\/tr>

Core value<\/p><\/td>

Cost\u2011effective mid\u2011red color with migration control focus for PVC and polyolefins<\/p><\/td><\/tr>

Heat window (context)<\/p><\/td>

Grade\u2011 and dwell\u2011dependent; HDPE up to ~250 \u00b0C reported in third\u2011party TDS (short dwell implied)<\/p><\/td><\/tr>

Lightfastness (context)<\/p><\/td>

Moderate in plastics; indoor preferred without UV package<\/p><\/td><\/tr>

Evidence status<\/p><\/td>

Mix of Tier 1 catalog data and standards\u2011based methodology; polymer\u2011specific hands\u2011on results pending (marked where applicable)<\/p><\/td><\/tr>

Official page<\/p><\/td>

See the HP RED 2537 product information on the Honor Pigments site: Honor Pigments \u2014 HP RED 2537 product page<\/a><\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n

Note: This is a first\u2011party review. No affiliate links. Claims are bound to sources and \u201cas\u2011of\u201d dates.<\/p>\n\n\n\n

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How we evaluate (methodology and evidence tiers)<\/h2>\n\n\n\n

We organize performance around six dimensions critical to plastics converters: heat stability under processing spikes; migration\/bleed resistance; dispersion and processability (FPV, speck control); lightfastness\/weathering; value & cost\u2011in\u2011use; and regulatory & batch consistency. Methods reference industry standards and common lab practices:<\/p>\n\n\n\n