Songwon Industrial Co., Ltd. is the 2nd largest manufacturer of polymer stabilizers in the world, and a key global player in the specialty chemicals business. A supplier of choice for polymer stabilizers, Songwon offers the broadest range of products and physical forms. polymer additives mainly include antioxidant, UV stabilizer, UV absorber and OPS(one-pack system Blends). We are dedicated to providing better quality, better service and better value to our customers by anticipating their needs and aspiring to be a leading example in additive development.
Typical products and specialty products
Phenolic antioxidants: the material which has a sterically hindered. They can eliminate free radicals generated in thermal oxidation process of organic compound, known as primary antioxidants.
| Name | Formula transitivity | TGA （℃，10mg@10℃/min） | Properties and Applications | Technical Data Sheet |
| Songnox 2450 |
| 298 5% 316 10% 362 50% | Efficient hindered phenolic antioxidants, suitable styrenic polymer, synthetic rubber, POM, polyurethanes, nylon, polyester, MBS and PVC.1 | TDS |
| Songnox 1024 |
| 284 5% 295 10% 330 50% | Metal deactivators, universal primary antioxidant, used in the contact with metal formulations, such as wire and cable | TDS |
| Songnox 1098 |
| 330 5% 343 10% 404 50% | Nylon 6, nylon 66 special antioxidants prevent thermal oxidative degradation nylon | TDS |
| Songnox 1010 |
| 330 5% 343 10% 404 50% | Universal primary antioxidants for polyolefins, PA, PET, PBT, etc. | TDS |
| Songnox 1076 |
| 263 5% 277 10% 325 50% | Universal primary antioxidant, a styrene-based polymer, a variety of rubber, PVC and so on. | TDS |
Phosphite Antioxidants: main role is to degrade peroxide produced in the polymer thermal-oxidation process. Generally recommended to use with hindered phenolic antioxidants, the effect is significant.
| Name | Formula transitivity | TGA （℃，10mg@10℃/min） | Properties and Applications | Technical Data Sheet |
| Songnox 6260 |
| 224 5% 250 10% 305 50% | Efficient secondary antioxidant, providing excellent MFI and color protection in polymer processing. Suitable for almost all of the polymer materials, in particular high-temperature engineering plastics such as PA, PC, PC / ABS, PET, PBT etc. | TDS |
| Songnox 6280 | Songnox 6260:Mg,Al Talcite=93:7 | 300 5% 329 10% 360 50% | TDS | |
| Songnox 6180 |
| 298 5% 340 10% 426 50% | Efficient secondary antioxidant in the polymer used in the process, with excellent color protection. Especially suitable for filler system, and color products to reduce discoloration. Used in polyolefins, elastomers, polyesters, styrenic polymers, thermoplastic engineering plastics and adhesives. | TDS |
| Songnox 1680 |
| 256 5% 271 10% 315 50% | General secondary antioxidants for general polymers, especially for lower processing temperature of the polymer such as polyolefin, ABS, PS. | TDS |
Thioester Antioxidants:
Similar to phosphite antioxidant, also plays the role to degrade the peroxide. It is also referred to secondary antioxidants like phosphites.
| Name | Formula transitivity | TGA （℃，10mg@10℃/min） | Properties and Applications | Technical Data Sheet |
| Songnox DSTDP |
| 270 5% 310 10% 342 50% | Thioesters secondary antioxidant, provides good long-term thermal stability. Applied to long-term thermal stability requirements of the polymer, such as PE cable, XLPE cable, HDPE pipe, PP, styrene homo- or copolymer, the automotive industry polyolefin adhesive. | TDS |
| Songnox 4120 |
| 295 1% 335 5% 351 10% 361 15% | Thioesters secondary antioxidant, providing excellent long-term thermal stability. Dedicated to the high temperature environment required for PA, PET, PC, PBT, PP. | TDS |
HALS:
Hindered amine light stabilizer (HALS) is a kind of organic Amine having a steric hindrance of the compounds. Added to plastics and other materials, it can inhibit or slow the speed of light degradation of the polymer.
| Name | Formula transitivity | TGA （℃，10mg@10℃/min） | Properties and Applications | Technical Data Sheet |
| SABO STAB UV 62 |
| 310 5% 330 10% 352 50% | Widely used in polyolefins, olefin copolymers, such as: EVA and PP with elastomeric mixtures, and also very effective in PUR, POM, PA, unsaturated resins, particularly nylon 11 and nylon 12, and polyester elastomers, etc. | TDS |
| SABO STAB UV 65 |
| 260 5% 275 10% 325 50% | Particularly suitable for automotive coatings, wood coating, industrial coatings, effectively prevent surface cracking, gloss loss etc. | TDS |
| SABO STAB UV 70 |
| 245 5% 270 10% 315 50% | Recommended for PP, TPO, EPDM, PS, HIPS，Suitable for ABS, SAN, ASA and polyurethanes. PA and POM equally effective | TDS |
| SABO STAB UV 91 |
| 248 5% 261 10% 296 50% | Extremely efficient HALS, used in polyolefin to get long-term protection of color, gloss and physical properties, not easy to migration. Applied to polyolefin, POM, PA, and styrenic polymers. | TDS |
| SABO STAB UV 94 |
| 396 5% 415 10% 465 50% | large molecular weight HALS, excellent compatibility, extraction resistance and low volatility.Mainly used PP, PE, olefin copolymers such as EVA and blends of PP with the elastomer, can also be used effectively in POM, PA, PU, PVC etc. | TDS |
| SABO STAB UV119 |
| 378 5% 395 10% 435 50% | A non-polymeric high molecular weight HALS. Very effective to enhance color fastness, applicable to the requirement of low volatility and high resistance. Especially suitable for PP, PE, olefin copolymers, elastomers, styrene polymers, rigid and soft PVC, polyurethane, polyamide, POM, PPE, PET, PBT blends, PMMA cast sheet thermoplastic resins and UPE, PET, PA and other fibers. | TDS |
UV Absorbers (UVA): strongly absorb ultraviolet wavelength of 290 ~ 380nm, can shift light energy into thermal energy to release, retard polymer light oxygen aging.
| Name | Formula transitivity | TGA （℃，10mg@10℃/min） | Properties and Applications | Technical Data Sheet |
| SONGSORB 1000 |
| 231 5% 245 10% 282 50% | Widely used in polystyrene, polyester and polypropylene acid plastics, polyvinyl chloride, halogen-containing homo / copolymers, acetal and esterification fibers. Also it can be used in elastomers, adhesives, polycarbonate, polyurethane, and some species of esterified fiber and epoxy resin. | TDS |
| SONGSORB 2340 |
| 330 5% 350 10% 398 50% | A higher molecular weight phenolic groups substituted benzotriazole ultraviolet absorber. especially suitable for applications involving high temperature processing e.g.PC, polyester, POM, PA, PPS, PPO, aromatic copolymer, thermoplastic polyurethane elastomers, polyurethane fibers. | TDS |
| SONGSORB 3260 |
| 236 5% 250 10% 287 50% | A strong ultraviolet light absorber for use in polyolefins, polyester resins and coatings, also suitable for use in unsaturated polyester coatings, cured with cobalt-catalysts, without any discoloration. | TDS |
| SONGSORB 3280 |
| 233 5% 244 10% 286 50% | Strong UV absorption, the initial light color, good compatibility with most polymer, less volatile. Recommended for PS, polyacrylates, unsaturated polyesters, PVC, polyolefins, polyurethanes, PC, POM, polyvinyl butyral, elastomers and adhesives. | TDS |
| SONGSORB 3290 |
| 220 5% 246 10% 286 50% | A strong ultraviolet light absorber in the 300 - 400 nm region. Complexion with HALS to make significant synergistic effect. Widely used in polyolefin, polyester, unsaturated resin, ABS and so on. | TDS |
| SONGSORB 1577 |
| 321 5% 338 10% 390 50% | Not easy to react with the residual catalyst. Low-volatile ultraviolet absorbents. Used for PET / PBT, PC, PPO, Polymer alloys (e.g., PC / ABS, PC / PBT, PPE / IPS, PPE / PA) and copolymers. | TDS |
| SONGSORB 2908 |
| 305 5% 319 10% 358 50% | Efficient free radical scavenger, low-alkali, especially for weathering systems under acidic conditions. Dedicated to polyolefin products weathering PVC, PC, PET, PBT and flame retardant weathering requirements. | TDS |
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