Approche de solution
RawSource supplies the base chemicals that go into these programs. We can help with product selection, grade matching, and sourcing from multiple origins for supply security.
Typical Formulation Workflow
1
Polymer & Process Definition
Identify the resin and process (extrusion, molding, film) and the targets — thermal stability, clarity, flame retardance, slip, or color.
2
Additive Selection
Match stabilizers, antioxidants, plasticizers, lubricants, flame retardants, or masterbatch carriers to the polymer and processing temperatures.
3
Compounding Trial
Confirm loading and dispersion on a compounding or molding trial, checking processability, mechanicals, and aesthetics against the control.
4
Validation & Scale-Up
Verify long-term performance (heat aging, migration, weathering) and lock the formulation, packaging, and lot specs for production.
Recommended Chemistries (5)
BHT (Butylated Hydroxytoluene), Food Grade
CAS 128-37-0
Additifs de Spécialité
Antioxydant phénolique primaire
Hindered-phenol primary antioxidant: donates a phenolic H to quench peroxy radicals, breaking the autoxidation chain during melt processing; the legitimate polyolefin AO of this set
Point de fusion:69–71 °C Point d'ébullition:265 °C at 760 mmHg Densité:1.048 at 20 °C
Aperçu rapide
Détails complets
TBHQ (Tert-Butylhydroquinone), Food Grade
CAS 1948-33-0
Additifs de Spécialité
Tertiary butylhydroquinone
Hindered hydroquinone radical scavenger, a secondary phenolic option where BHT volatility is a concern
Point de fusion:127–129 °C Point d'ébullition:295 °C at 760 mmHg Densité:1.05
Aperçu rapide
Détails complets
BHA (Butylated Hydroxyanisole), Food Grade
CAS 25013-16-5
Additifs de Spécialité
Conservation
Phenolic chain-breaking antioxidant that interrupts peroxide-radical propagation (food-grade stock)
Point de fusion:48–55 °C Point d'ébullition:264–270 °C at 733 mmHg Solubility: < 1 mg/mL at 18 °C
Aperçu rapide
Détails complets
Mixed Tocopherols Oil (Natural Antioxidant)
CAS 10191-41-0
Additifs de Spécialité
Conservation
Natural-source phenolic H-donor for radical termination where a non-synthetic stabilizer is required
Point de fusion:2.5-3.5 °C Point d'ébullition:BP: 200-220 °C at 0.1 mmHg Densité:0.950 at 25 °C/4 °C
Aperçu rapide
Détails complets
D-a Tocopherol Powder
CAS 59-02-9
Alpha-tocopherol (vitamin E) is a genuine hindered-phenol primary antioxidant / radical scavenger used as a melt-processing and thermal-oxidative stabilizer for polyolefins, and is the standard choice for FDA food-contact and medical-grade (e.g. vitamin-E-stabilized UHMWPE) applications where synthetic phenolics are excluded. CAS 59-02-9 correctly identifies natural D-alpha-tocopherol. Mechanism,
Aperçu rapide
Détails complets