Taiwan Dyestuffs & Pigments Corp.

Product

Anti-Oxidant / UV absorber / Photoinitiator (Antioxidante /absorbedor UV /Fotoiniciador)

Anti-Oxidant

Description

High quality Anti-Oxidant

(A) ANTI-OXIDANT Transmittance
Code: Chemical name Appearance Assay (%) M.P. Ash(%) 425nm 500nm
1010 Tetrakis[methylene(3,5-di-tert-butyl-4-hydroxyhydrocinnamate)]methane White powder 98.0%    min 110.0-125.0 0.1%max 97% min. 97% min.
Application: Polyethylene / Polypropylene / Metaformaldehyde / ABS resin/ PS resin/ PVC/ rubber Petroleum products/Usually it is applied in the processes of polymerization,processing and finish.
1076 B-(3,5-tertiary butyl-4-hydroxyl phenyl)propionic18-Calkyl White, odorless crystal powder  99%              min 49-54 0.1% max 96% min. 98% min.
Application: Polyolefine/Polyamide/Polyester/ PVC/ABS resin/Petroleum products/Usually used with antioxidant DLTP.
168 Tris(2,4-di-tert-butylphenyl)phosphite White powder 99%             min 180.0-185.0 0.1%max 97% min. 97% min.
Application: Polyethylene/Polypropylene/Metaformaldehyde/ABS resin/PS resin/PVC/Rubber/Petroleum products/Usually it is applied during the processes of polymerization, processing and finish.
DLDTP Didodecyl 3,3thiodipropionate White lamellar crystal  99%               min 39-41 0.1%max 97% min. 97% min.
Application: Polyethylene/PVC/AS resin/ABS resin/ It has good synergetic effect with antioxidant 1010 and 1076.
(B) PHOTOINIATORS Transmittance
Code: Chemical name Appearance Assay (%) M.P. Ash(%) 425nm 500nm
651 Benzil dimethyl ketal white crystal 99.5%             min 63-66 0.1%max    
Application: Highly efficient photoinitiator for UV curable systems. Overprint Varnish,Coatings on Plastics,Wood Coatings,Adhesives.
907 1-(4-methylthio) phenyl-2-methyl-2-morphonlineacetone White to milk white crystal powder 99%            min 70-75 0.1% max    
Application: Applicated in the UV photocurable ink and glazing lacquer of paper, plastics and metal with the suitable initiator. It is also applied at electronic industry and the printing matter. 
1173 2-Hydroxy-2-methyl-phenyl-propane-1-one Light yellow and clear liquid 99%           min 80-81 0.1%max 90% min 95% min
Application: Highly efficient photoinitiator for UV curable systems. It provides non-yellowing durability and longer shelf life for UVcurable systems.
TPO 2,4,6-Trimethyl benzoyl diphenyl phosphine oxide Pale yellow Powder 99%                min 91-94 0.1%max    
Application: Highly effective photoinitiator for UV-polymerization of suitable resins. Specially for UV-curable low-yellowing and white-pigmented pigmented systems and thick film layers.
(C) UV ABSORBER / LIGHT STABILIZER Transmittance
Code: Chemical name Appearance Assay (%) M.P. Ash(%) 425nm 500nm
UV-P 2-(2'-Hydroxy-5'-methylphenyl)-benzotriazole white to yellowish crystal powder 99%              min 129-132  0.3% max  440nm:  97% min 500nm:  98% min
Application: UV-P is a benzotriazole type UV absorber. Characterized by its strong, broad range UV absorption property, UV-P brings an excellent photostability to polymers against UV light exposure in many ways i.e. retarding color yellowing , preventing embrittlement, maintaining of mechanical properties etc.UV-P is particularly effective in styrenic polymers, pVC, unsaturated polyesters,polyurethanes, acrylic polymers and polycarbonates. 
1. Very high photostability for its strong ability to absorb light especially in UV region(270-340nm)
2. Odorless, does not bring smells to the polymers.
3. Very stable to heat, and can be used in plastics which require high processing temperature.
4. Low vapor pressure, very little or no loss during processing.

1. Styrenic polymers: 0.2-0.5wt% for PS based on polymer wt.
0.3-0.5wt% for ABS based on polymer wt.
0.5-2.0wt% for HIPS based on polymer wt.
2. Polyvinyl chloride: 0.2-0.5wt% for PVC based on polymer wt.
3. Polyurethane:  0.3-1.0wt% for PS based on polymer wt.
4. Polyacrylate:   0.15-0.3wt% for PS based on polymer wt.
5. Polycarbonate: 0.15-0.3wt% for PS based on polymer wt.
6. Unsturated Polyester: 0.2-0.4wt% for PS based on polymer wt.
UV-531 2-Hydroxy-4-octoxy benzophenone slightly yellowish crystal powder 99%                 min 46.5-49 0.3% max  ---  ---
Application: UV-531 is a benzophenone type UV absorber for plastics and other organic polymers. Characterized by its strong, broad range UV absorption property and excellent polymer compatibility, UV-531 exhibits very effective protection of polymers against UV lights exposure.  UV-531 retards yellowing, embrittlement and mechanical degradation of the polymers when properly used.UV-531 is particularly recommend for the light stabilization of PP, PE and PVC. It is also effective in polycarbonate, polyester, acrylics, EVA, and other polymers.  )
1. Very high photostability for its strong ability to absorb light especially in UV region(300-400nm)
2. No effect on the odor of the resins.
3. Very low vapor pressure, prevents product from loss during processing.
4. Very high heat resistance, without significant degradation or volatility at proper extrusion temperature.
5. High purity, no adverse effects due to impurities.
1. Polypropylene:0.2~0.5% on the polymer weight
2. Polyethylene:  0.2~0.5% on the polymer weight.
3. Polyvinyl chloride:  0.5~2% for plasticized PVC by weight basis about 0.5% for rigid PVC by weight basis.
UV-329 2-(2'-hydroxy-5'-tert-octyllphenyl)benzotriazole  white powder 99%                   min 101-106  0.1% man 460nm:  97% min  98% min
UV-329 is a benzotriazole type UV absorber. Characterized by its high solubility and superior properties makes UV-329 particularly suitable for light stabilizing in coatings, propylene, polyurethane and polyvinyl chloride. UV-329 is also effective to the light stabilization of unsaturated polyester, polyacrylate and polycarbonate.  .
1. Readily soluble in a wide range of organic solvents.
2. Excellent compatibility with variety of the polymers.
3. Low volatility during high processing temperature.
4. Good extraction resistance.5. Low vapor pressure, very little or no loss during processing.
1. Coatings: 1.0-3.0wt% based on solids.
2. Polyvinyl chloride: 0.2-0.5wt% for rigid PVC based on solids.
3. Polyurethane:  0.3-1.0wt% for PS based on solids.
4. Polyacrylate:   0.15-0.3wt% for PS based on solids.
5. Polycarbonate: 0.15-0.3wt% for PS based on solids.
6. Unsturated Polyester: 0.2-0.4wt% for PS based on solids.
UV-328 2-(2'-Hydroxy-3’,5'-ditert-butylphenyl)- benzotriazole off-white to light tan powder  --- 80-88  --- 440nm: 97%min 98%min
Application: UV-328 is a benzotriazole type UV absorber. Characterized by its high solubility and superior properties makes UV-328 particularly suitable for light stabilizing in coatings, propylene, polyurethane and polyvinyl chloride.
UV-328 is also effective to the light stabilization of unsaturated polyester, polyacrylate and polycarbonate.
   Readily soluble in a wide range of organic solvents.
Excellent compatibility with variety of the polymers.
Low volatility during high processing temperature.
Good extraction resistance.
Low vapor pressure, very little or no loss during processing.
Coatings: 1.0-3.0wt% based on solids.
Polyvinyl chloride: 0.2-0.5wt% for rigid PVC based on solids.
Polyurethane:  0.3-1.0wt% for PS based on solids.
Polyacrylate:   0.15-0.3wt% for PS based on solids.
Polycarbonate: 0.15-0.3wt% for PS based on solids.
Unsturated Polyester: 0.2-0.4wt% for PS based on solids.
UV-327 2-(2'-Hydroxy-3’,5'-ditert-butylphenyl)-5-chloro benzotriazole  slightly yellowish powder 99%                   min  154-157  0.3% max  460nm: 93% min 500nm: 96% min
Application: UV-327 is a benzotriazole type UV absorber. It has a high and absorption in the wavelength of 300-400nm.
UV-327 is also effective in polyethylene, unsaturated polyester, polypropylene and polycarbonate.
1.  Odorless, does not bring smells to the polymers.
2. Excellent stability to heat.
3. Low volatility during high processing temperature.
4. Good extraction resistance.
Polyethylene: 0.2-0.4wt% based on solids.
Polypropylene: 0.3-0.5wt% for rigid PVC based on solids.
Styrenic Polymers: 0.2-0.5wt% for PS based on solids.
0.5-2.0wt% for ABS based on solids.
Unsturated Polyester: 0.2-0.4wt% for PS based on solids.
UV-326 2-(2'-Hydroxy-3’-tert-butyl-5'-methylphenyl)-5-chloro benzotriazole slightly yellowish crystal powder  --- 138-141  0.3% max 93% min  96% min
Application:    UV-326 is a benzotriazole type UV absorber. It offers superior light protection of polyolefin subtract against the deterioration of UV radiation.
It is also efficient for the light stabilization of polyvinyl chloride, unsaturated polyurethane, styrenic polymers, coatings and lacquers.
Advantage:
Very high photostability for its strong ability to absorb light especially in UV region (290-400nm).
Odorless, does not bring smells to the polymers.
High resistance to thermal degradation.
Low vapor pressure, very little or no loss during processing.
Applications:
Styrenic polymers:
0.2-0.5wt% for PS based on polymer weight.
0.5-2.0wt% for ABS based on polymer weight.
Polyvinyl chloride: 
0.2-0.5wt% for PVC based on polymer wt.
Polypropylene:    
0.3-0.6wt% for PP based on polymer weight.
Coatings :        
0.5-1.0wt% for nitrocellulose based on polymer weight.
Polyester:        
0.2-0.4wt% for PET based on polymer wt.
UV-9 2-Hydroxy-4-methoxy benzophenone slightly yellowish crystal powder 99%                 min  62-64  0.1% max.  ---  ---
Application: UV-9 is benzophenone type UV absorber. It is compatible with many plastics. UV-9 particularly recommended for using in cosmetics. It is also effective to protect PVC and unsaturated polyester resins.
1. Very strong UV absorptivity in the region below 350 nm.
2. Readily compatible with many plastics.
3. Provide no effect on initial color of substrates.
Recommended dosage:
1. Cosmetics: 0.1~6.0 wt%
2. PVC :  0.2~0.5 wt% based on polymer weight.
3. Unsaturated polyester:  0.2~0.5 wt% based on polymer weight.
4. Polyacrylate:  0.2~0.5 wt%based on polymer weight.
UV-944 Poly[[6-[(1,1,3,3,-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetramethyl-4-piperidinyl)imino]-1,6-hexanediyl [(2,2,6,6-tetramethyl-4-piperidinyl)imino]] Light yellow crystalline powder  --- 100-135℃  0.1% max 425nm:  80% min 500nm:  85% min
Application: UV-944 is a polymeric light stabilizer, mainly applied in polyolefin plastic, such as PP and PE, in olefin copolymer, such as EVA and the combination of propylene and rubber. It is also used in polyphenylene oxide compound(PPE), polyacetals and polyamides, polyurethanes, PVC and PVC compound.
1. High compatibility with a wide range of polymers.
2. Better performances than ultraviolet light absorber, e.g. Sunvin 27
3. Has coordinating function when used with ultraviolet light absorber.
4. It can be used in low volatile and slight transfer system, especially for film and fibre. )
      Polyvinyl chloride: 0.1-0.5wt% for rigid PVC based on solids.
Polyurethane:    0.1-0.3wt% for PS based on solids.
Polyamides:      0.2-0.5wt% for PS based on solids.
Un-saturated Polyester: 0.2-0.5wt% for PS based on solids.

UV-622 Poly[1-(2'-Hydroxyethyl)-2,2,6,6-tetramethyl-4-hydroxy piperidylsuccinate white to pale yellow granular powder  --- 55-80℃ 0.1% max 425nm:  95% min  ---
Application: UV-622 is widely used in polyethylene, polypropylene, polystyrene, olefin copolymer and polyester, soft PVC, polyurethane, metaformaldehyde and polyamide.
1. This product is an oligomer with good process heat stability
2. Has good compatibility with resin.
3. It is water-fast, and is effective to prevent the degradation of high polymer caused by light, heat and weather, water.
Recommended dosage:
1. Polypropylene: 0.2-0.5wt% for rigid PVC based on solids.
2. Polyethylene:  0.2-0.5wt% for PS based on solids.
3. Polyamides:   0.3-1.0wt% for PS based on solids.
4.    Polyester:       0.2-0.3wt% for PS based on solids.
UV-1130  ---- Yellowish viscos liquid  ---  --- 0.1% max 425nm:  95% min 500nm:  100%
alpha-[3-[3-(2H-Benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl]-1-oxopropyl]- omega-hydroxypoly(oxo-1,2-ethanediyl);
CAS NO. 104810-48-2
alpha-[3-[3-(2H-Benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl]-1-oxopropyl]- omega-[3-[3-(2Hbenzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl]-1-oxopropoxy]poly(oxy-1,2-ethanediyl);
CAS NO. 104810-47-1
Polyethylene glycol 300
CAS NO. 25322-68-3
Application:
UV-1130 is specially for coating. The product is miscible with all common solvents but also easily incorporated into water system. It’s also suitable for industrial & automotive coatings.
UV-770 Bis(2,2,6,6-tetramethyl-4-piperidine) sebacate  white crystalline powder   99% min.  81-85℃ 0.1% max 425nm:  95% min 500nm:  97% min
UV-770 is a light stabilizer. Particularly, it is used for polypropylene, polyethylene, polyurethane, polystyrene, polyamide and so on. It has good light stabilizer property.
   Odorless, don’t bring smell to polymers.
Very stable to heat and can be used in plastic which require high processing temperature.
High compatibility with a wide range of polymers and provide superior light protection for
a broad range of polymers against the harmful effect of other UV radiation.
Produce no effect on initial color of substrates.
Provide high synergistic effect with UV absorbers.
Application: polypropylene, high density polyethylene, EPDM, polystyrene, impact polystyrene, ABS, SAN, ASA and polyurethanes 
UV-292 Bis(1,2,2,6,6-pentamethyl-4-piperidyl)sebacateand 1-(Methyl)-8-(1,2,2,6,6-pentamethyl-4-piperidinyl)sebacate  slightly yellowish liquid 96% min  ---  --- 425nm:  90% min 500nm:  95% min
Application: UV-292 may be used after adequate testing for applications such as: automotive coatings, coil coatings, wood stains or do-it-yourself paints, radiation curable coatings.
Its high efficiency has been demonstrated in coatings based on a variety of binders such as: One and two-component polyurethanes: thermoplastic acrylics (physical drying), thermosetting acrylics, alkyds and polyesters, alkyds (air drying), water borne acrylics, phenolics, vinylics, radiation curable acrylics.
1. High compatibility with a wide range of polymers. 2. Provide high synergistic effect with UV absorbers.3. Good solubility in most industrial solvents. 4. Coatings: 0.5-3.0wt% based on solids.
UV-12 2-Hydroxy-4-methoxy benzophenone-5-sulfonic acid  White powder 99% min. 160-170℃   --  --   --
Application: UV-12 is a water-soluble UV absorber, with a wide spectrum and the maximum light absorbing wavelength of 288nm.
UV-12 has the advantages of high absorbing efficiency,no toxicity, and no allergy causing and no deformity causing side effects, good light stability and heat stability…..etc.
UV-12 can absorb UV-A and UV-B, being better sun protection agent, used for sun screening agents added in cosmetics with the dosage of 5-8%.
Also used in water-based coating, paint, as well as detergents.
      High absorbing efficiency;
No toxicity;
No allergy-causing and no deformity-causing side effects;
Good light and heat stability;

UV-325 2-Phenyl-1H-benzo[d]imidazole-5-sulfonic acid white to slightly yellowish powder 98% min. 300℃ min. 0.30% max.  --  --
Application: UV-325 is a new developed type of UV absorber, its absorption peak is 320nm, up to 92%~99%. The ability for absorption of ultraviolet is at least three times compared to the common absorbers.
UV-325 is nontoxic and nonirritant, mainly used for cosmetic sun-screeners and water-based paints.                                          Advantage:
1. Readily soluble in water.
2. Non-toxic and nonirritant.
3. Strong absorption.

Dosage:
1) Cosmetic:   :1.5% - 2.0%
2) Water-based paint: :4.0 – 6.0%.
(Dissolve it in 10 parts of water, adjust to pH=8 with NaOH, then add it to the paint.)

UV-320 2-(2’-hydroxy-3’,5’-ditert-butyl)benzotriazole Slightly yellowish crystal powder  99% min. 152-156 ℃ 0.3% max. 460nm:  97% min. 500nm:  98% min.
UV-320 is a high molecular weight benzotriazole type UV absorber. It exhibits strong absorbance in the 270-380 nm region and minimal absorbance in the visible region of the spectrum. 
UV-320 is particularly suitable for PVC, consumer care products and pharmaceuticals, it can be also used for PET, PC, PA, ABS, resin, etc. )
1. Very high photostability for its strong ability to absorb light.
2. Odorless, does not bring smells to the polymers.
3. Very stable to heat and light, and can be used in plastics which require high processing temperature.
4. Low vapor pressure, very little or no loss during processing.
  Suggested dosage at 0.20-0.50%, depending on substrate and performance.

UV-24 2,2'-Dihydroxy-4-methoxy benzophenone slightly yellowish powder 99% min. 70-73℃  0.10% max.  --  --
UV-24 is a benzophenone type UV absorber, strongly absorbs the ultra violet light of 330-370nm.
UV-24 is mainly used for PVC, ABS, Acrylic resin, PU etc & it is also used for paint industry.
Readily soluble in a wide range of organic solvents.
Excellent compatibility with variety of the polymers.
Strong absorption.
Low vapor pressure, very little or no loss during processing.
Recommended dosage at 0.25 – 3.0%.
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