Lösungsansatz
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
Spezialadditive
Primäres phenolisches Antioxidans
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
Schmelzpunkt:69–71 °C Siedepunkt:265 °C at 760 mmHg Dichte:1.048 at 20 °C
Schnellansicht
Alle Details
TBHQ (Tert-Butylhydroquinone), Food Grade
CAS 1948-33-0
Spezialadditive
Tertiary butylhydroquinone
Hindered hydroquinone radical scavenger, a secondary phenolic option where BHT volatility is a concern
Schmelzpunkt:127–129 °C Siedepunkt:295 °C at 760 mmHg Dichte:1.05
Schnellansicht
Alle Details
BHA (Butylated Hydroxyanisole), Food Grade
CAS 25013-16-5
Spezialadditive
Konservierung
Phenolic chain-breaking antioxidant that interrupts peroxide-radical propagation (food-grade stock)
Schmelzpunkt:48–55 °C Siedepunkt:264–270 °C at 733 mmHg Solubility: < 1 mg/mL at 18 °C
Schnellansicht
Alle Details
Mixed Tocopherols Oil (Natural Antioxidant)
CAS 10191-41-0
Spezialadditive
Konservierung
Natural-source phenolic H-donor for radical termination where a non-synthetic stabilizer is required
Schmelzpunkt:2.5-3.5 °C Siedepunkt:BP: 200-220 °C at 0.1 mmHg Dichte:0.950 at 25 °C/4 °C
Schnellansicht
Alle Details
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,
Schnellansicht
Alle Details