Suqian Unitechem Co.,Ltd.
No. 22 Nahua rd., Suqian Ecological Chemical & Technologica Industrial Park,
223800
Suqian, Jiangsu Province
China
China
Location
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Our range of products
Product categories
- 01 Raw materials, auxiliaries
- 01.10 Additives
- 01.10.071 Light stabilisers (s. UV stabilizers)
Light stabilisers (s. UV stabilizers)
Our products
Product category: Light stabilisers (s. UV stabilizers)
UV STABILIER 944
Chemical Name：Poly-{[(1,1,3,3-tetramethylbutyl )amino)-1,3,5-triazine-2,4-diyl}[2,2,6,6-tetramethyl-4-piperidyl]imino]-1,6-hexanediyl[(2,2,6,-tetramethyl-4-piperidyl)imino]]}
Formula：[C35H66N8]n (n=4-5)
Molecular Weight：2100-3000
Appearance：White powder or light-yellow granules
Melting Range：110-130℃
Volatile Matter：≤0.5%
Relative Density：1.01g/cm3
Weight Loss Point：371℃(5.0%)
Light Transmittance：425nm: ≥93.0%; 450nm: ≥95.0%
Ash Content：≤0.1%Solubility：Soluble in acetone, toluene, xylene, ethyl acetate, ethanol ,chloroform; Slightly soluble in methanol;Insoluble in water
Features and Application Area：944 is a high molecular HALS with low volatility, migration resistance, high temperature resistance etc., has synergetic effect with antioxidants and UV absorbers.HALS 944 is highly effective in PE/PP/PS/PA/PU/PVC, especially in films and fibers
Cautions：Avoid sunlight, moisture, and high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before use
Pack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PP,ABS,PE,TPE,PA,EVA
Product Description：
Electrical Appliances,Geomembranes,Waterproof Clothes,Sunshade Nets,Artificial Turf,Synthetic Rattan,Functional Films,
Formula：[C35H66N8]n (n=4-5)
Molecular Weight：2100-3000
Appearance：White powder or light-yellow granules
Melting Range：110-130℃
Volatile Matter：≤0.5%
Relative Density：1.01g/cm3
Weight Loss Point：371℃(5.0%)
Light Transmittance：425nm: ≥93.0%; 450nm: ≥95.0%
Ash Content：≤0.1%Solubility：Soluble in acetone, toluene, xylene, ethyl acetate, ethanol ,chloroform; Slightly soluble in methanol;Insoluble in water
Features and Application Area：944 is a high molecular HALS with low volatility, migration resistance, high temperature resistance etc., has synergetic effect with antioxidants and UV absorbers.HALS 944 is highly effective in PE/PP/PS/PA/PU/PVC, especially in films and fibers
Cautions：Avoid sunlight, moisture, and high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before use
Pack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PP,ABS,PE,TPE,PA,EVA
Product Description：
Electrical Appliances,Geomembranes,Waterproof Clothes,Sunshade Nets,Artificial Turf,Synthetic Rattan,Functional Films,
Product category: Light stabilisers (s. UV stabilizers)
UV STABILIER 622
Chemical Name：Poly (4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol-alt-1,4-butanedioic acid)
Formula：H[C15H25O4N]nOCH3
Molecular Weight：＞2500
Appearance：White coarse powder or light-yellow granules
Melting Range：50-70℃
Volatile Matter：≤0.5%
Relative Density：1.18g/cm3
Weight Loss Point：350℃(5.0%)
Light Transmittance：425nm: ≥93%; 450nm: ≥95%
Ash Content：≤0.1%
Solubility：Soluble in acetone, toluene, xylene, ethyl acetate, ethanol, chloroform ;Slightly soluble in methanol;Insoluble in water
Features and Application Area：622 is a high molecular HALS with low volatility, migration resistance, high temperature resistance etc, has synergetic effect with antioxidants and UV absorbers.
HALS 622 is highly effective in PP, PE, EVA, PS, PA, PU, PVC, etc
Cautions：Avoid direct sunlight, moisture, high temperature.Testing required before usePack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PP,PC,PE,TPU,PU,EVA,PA
Product Description：
Electrical Appliances,Geomembranes,Sunshade Nets,Elastomers,Artificial Turf,Wood-Plastic Composite,Synthetic Rattan
Formula：H[C15H25O4N]nOCH3
Molecular Weight：＞2500
Appearance：White coarse powder or light-yellow granules
Melting Range：50-70℃
Volatile Matter：≤0.5%
Relative Density：1.18g/cm3
Weight Loss Point：350℃(5.0%)
Light Transmittance：425nm: ≥93%; 450nm: ≥95%
Ash Content：≤0.1%
Solubility：Soluble in acetone, toluene, xylene, ethyl acetate, ethanol, chloroform ;Slightly soluble in methanol;Insoluble in water
Features and Application Area：622 is a high molecular HALS with low volatility, migration resistance, high temperature resistance etc, has synergetic effect with antioxidants and UV absorbers.
HALS 622 is highly effective in PP, PE, EVA, PS, PA, PU, PVC, etc
Cautions：Avoid direct sunlight, moisture, high temperature.Testing required before usePack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PP,PC,PE,TPU,PU,EVA,PA
Product Description：
Electrical Appliances,Geomembranes,Sunshade Nets,Elastomers,Artificial Turf,Wood-Plastic Composite,Synthetic Rattan
Product category: Light stabilisers (s. UV stabilizers)
UV STABILIER 770
Chemical Name：Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate
Formula：C28H52O4N2
Molecular Weight：480.74
Appearance：White crystalline powder or granules
Melting Point：80-85℃
Volatile Matter：≤0.5%
Relative Density：1.05g/cm3
Weight Loss Point：228℃(5.0%)
Light Transmittance：425nm: ≥98.0%;500nm: ≥99.0%
Ash Content：≤0.1%
Solubility：Soluble in acetone, toluene, xylene, chloroform; Insoluble in water
Features and Application Area：770 is a low molecular HALS, has good compatibility with most polymers and has synergistic effects with antioxidants and UV absorbers. 770 is highly effective in polyolefin materials (e.g. PP, PE), olefin copolymers (e.g. EVA, propylene and rubber copolymers), PS, PA, PU, soft PVC etc.
Cautions：Avoid direct sunlight, moisture, high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before usePack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
ABS,PC,PP,PE,TPU,TPO,TPV,TPS,EPDM
Product Description：
Electrical Appliances,Geomembranes,Sunshade Nets,Elastomers,Synthetic Rattan,Plastic Track
Formula：C28H52O4N2
Molecular Weight：480.74
Appearance：White crystalline powder or granules
Melting Point：80-85℃
Volatile Matter：≤0.5%
Relative Density：1.05g/cm3
Weight Loss Point：228℃(5.0%)
Light Transmittance：425nm: ≥98.0%;500nm: ≥99.0%
Ash Content：≤0.1%
Solubility：Soluble in acetone, toluene, xylene, chloroform; Insoluble in water
Features and Application Area：770 is a low molecular HALS, has good compatibility with most polymers and has synergistic effects with antioxidants and UV absorbers. 770 is highly effective in polyolefin materials (e.g. PP, PE), olefin copolymers (e.g. EVA, propylene and rubber copolymers), PS, PA, PU, soft PVC etc.
Cautions：Avoid direct sunlight, moisture, high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before usePack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
ABS,PC,PP,PE,TPU,TPO,TPV,TPS,EPDM
Product Description：
Electrical Appliances,Geomembranes,Sunshade Nets,Elastomers,Synthetic Rattan,Plastic Track
Product category: Light stabilisers (s. UV stabilizers)
UV STABILIER 783
Chemical Name：50% HALS 944+50% HALS 622
Formula：[C35H66N8]n (n=4-5); H[C15H25O4N]nOCH3
Appearance：White powder or light-yellow granules
Melting Range：55-130℃
Volatile Matter：≤0.5%
Relative Density：1.11g/cm3
Light Transmittance：425nm: ≥90.0%;450nm: ≥93.0%
Ash Content：≤0.1%
Solubility：Soluble in acetone, ethyl acetate; Insoluble in water
Features and Application Area：783 is a synergistic mixture of HALS 944 and HALS 622. 783 is an excellent light stabilizer with lasting stabilizing effect against light and heat, low volatility, extraction resistance, particularly effective in PP fiber, tape, thin, and thick LLDPE, LDPE products
Cautions：Avoid direct sunlight, moisture, high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before use
Pack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PP,ABS,TPE,PE,EVA,EPDM,TPU,PA
Product Description：
Woven Bags,Electrical Appliances,Functional Films,Drip Irrigation Belts,Geomembranes,Waterproof Clothes
Formula：[C35H66N8]n (n=4-5); H[C15H25O4N]nOCH3
Appearance：White powder or light-yellow granules
Melting Range：55-130℃
Volatile Matter：≤0.5%
Relative Density：1.11g/cm3
Light Transmittance：425nm: ≥90.0%;450nm: ≥93.0%
Ash Content：≤0.1%
Solubility：Soluble in acetone, ethyl acetate; Insoluble in water
Features and Application Area：783 is a synergistic mixture of HALS 944 and HALS 622. 783 is an excellent light stabilizer with lasting stabilizing effect against light and heat, low volatility, extraction resistance, particularly effective in PP fiber, tape, thin, and thick LLDPE, LDPE products
Cautions：Avoid direct sunlight, moisture, high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before use
Pack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PP,ABS,TPE,PE,EVA,EPDM,TPU,PA
Product Description：
Woven Bags,Electrical Appliances,Functional Films,Drip Irrigation Belts,Geomembranes,Waterproof Clothes
Product category: Light stabilisers (s. UV stabilizers)
UV STABILIER 791
Chemical Name：50% HALS 944+50% HALS 770
Formula：[C35H66N8]n (n=4-5); C28H52O4N2
Appearance：White or light-yellow granules
Melting Range：80-130℃
Volatile Matter：≤0.5%
Relative Density：1.11g/cm3
Light Transmittance：425nm: ≥90.0%; 500nm: ≥95%
Ash Content：≤0.1%
Solubility：Soluble in acetone, ethyl acetate; Insoluble in water
Features and Application Area：791 is a synergistic mixture of HALS 944 and HALS 770. 791 is an excellent light stabilizer with lasting stabilizing effect against light and heat,
particularly suitable for thick products of PP, PP/EPDM and PP/PE/EPD Macro-polymers and PP and HDPE tape
Cautions：Avoid direct sunlight, moisture, high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before usePack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PP,ABS,PE
Product Description：
Electrical Appliances,Waterproof Clothes,Woven Bags,Container Bags,Geomembranes,Artificial Turf,Bug Screens,Automotive
Formula：[C35H66N8]n (n=4-5); C28H52O4N2
Appearance：White or light-yellow granules
Melting Range：80-130℃
Volatile Matter：≤0.5%
Relative Density：1.11g/cm3
Light Transmittance：425nm: ≥90.0%; 500nm: ≥95%
Ash Content：≤0.1%
Solubility：Soluble in acetone, ethyl acetate; Insoluble in water
Features and Application Area：791 is a synergistic mixture of HALS 944 and HALS 770. 791 is an excellent light stabilizer with lasting stabilizing effect against light and heat,
particularly suitable for thick products of PP, PP/EPDM and PP/PE/EPD Macro-polymers and PP and HDPE tape
Cautions：Avoid direct sunlight, moisture, high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides. Testing required before usePack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PP,ABS,PE
Product Description：
Electrical Appliances,Waterproof Clothes,Woven Bags,Container Bags,Geomembranes,Artificial Turf,Bug Screens,Automotive
Product category: Light stabilisers (s. UV stabilizers)
UV STABILIER 119
Chemical Name：1,5,8,12-Tetrakis[4,6-bis(N-butyl-N-1,2,2,6,6-pentamethyl-4-piperidylamino)-1,3,5-triazin-2-yl]-1,5,8,12-tetraazadodecane
Formula：C132H250N32
Molecular Weight：2285.70
Appearance：Light-yellow granules
Melting Range：115-150℃
Volatile Matter：≤0.5%
Relative Density：1.03g/cm3
Weight Loss Point：360℃ (5.0%)
Light Transmittance：425nm: ≥93%; 450nm: ≥95%
Ash Content：≤0.1%
Solubility：Soluble in acetone, toluene, xylene, chloroform; Insoluble in water
Features and Application Area：119 is a high molecular HALS with low volatility, migration resistance, high temperature resistance etc., has good compatibility with various polymers even in weakly acidic environments. HALS 119 is highly effective in PP, PE, POE, EPDM, PS, ABS, PVC, PU, PA, POM, PET, PBT, PMMA, etc.
Cautions：Avoid direct sunlight, moisture, high temperature.Testing required before use
Pack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PE,PP,EVA,PVC
Product Description：
Geomembranes,Sunshade Nets,Artificial Turf,Functional Films,Bug Screens,Waterproof Clothes
Formula：C132H250N32
Molecular Weight：2285.70
Appearance：Light-yellow granules
Melting Range：115-150℃
Volatile Matter：≤0.5%
Relative Density：1.03g/cm3
Weight Loss Point：360℃ (5.0%)
Light Transmittance：425nm: ≥93%; 450nm: ≥95%
Ash Content：≤0.1%
Solubility：Soluble in acetone, toluene, xylene, chloroform; Insoluble in water
Features and Application Area：119 is a high molecular HALS with low volatility, migration resistance, high temperature resistance etc., has good compatibility with various polymers even in weakly acidic environments. HALS 119 is highly effective in PP, PE, POE, EPDM, PS, ABS, PVC, PU, PA, POM, PET, PBT, PMMA, etc.
Cautions：Avoid direct sunlight, moisture, high temperature.Testing required before use
Pack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PE,PP,EVA,PVC
Product Description：
Geomembranes,Sunshade Nets,Artificial Turf,Functional Films,Bug Screens,Waterproof Clothes
Product category: Light stabilisers (s. UV stabilizers)
UV STABILIER 114
Chemical Name：HALS 114
Formula：Unpublished
Appearance：White powder
Melting Range：270-280℃
Volatile Matter：≤2.0%
Weight Loss Point：280℃ (5.0%)
Light Transmittance：425nm: ≥96%;450nm: ≥97%
Ash Content：≤0.1%
Solubility：Soluble in acetic acid;Insoluble in water
Features and Application Area：This product is a special additives of nylon materials, significantly improving the spinnability, dyeing, long-term thermal stability and light stability
Cautions：Avoid direct sunlight, moisture, high temperature.Testing required before use
Pack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PA,PP
Product Description：
Geomembranes,Spinning Nylon
Formula：Unpublished
Appearance：White powder
Melting Range：270-280℃
Volatile Matter：≤2.0%
Weight Loss Point：280℃ (5.0%)
Light Transmittance：425nm: ≥96%;450nm: ≥97%
Ash Content：≤0.1%
Solubility：Soluble in acetic acid;Insoluble in water
Features and Application Area：This product is a special additives of nylon materials, significantly improving the spinnability, dyeing, long-term thermal stability and light stability
Cautions：Avoid direct sunlight, moisture, high temperature.Testing required before use
Pack & Store：25kg carton inner with plastic bag or as customer's requirement
Material：
PA,PP
Product Description：
Geomembranes,Spinning Nylon
Product category: Light stabilisers (s. UV stabilizers)
UV STABILIER 292
Chemical Name：Mixture of Bis(1,2,2,6,6-pentamethyl-4-piperidyl) sebacate and 1-(methyl)-8-(1,2,2,6,6-pentamethyl-4-piperidinyl )-sebacate
Formula：C30H56N2O4; C21H39NO4
Molecular Weight：508.8; 369.3
Appearance：Clear yellow liquid
Volatile Matter：≤1.0%
Relative Density：0.99g/cm3
Weight Loss Point：371℃(5.0%)
Light Transmittance：425nm: ≥95.0%; 500nm: ≥98.0%
Ash Content：≤0.1%
Solubility：Soluble in methanol, ethanol, benzene, toluene, hexane; Insoluble in water
Features and Application Area：292 significantly prevents paint layers from cracking and flaking exposed to sunlight, particularly in car paints, works well with benzotriazole UV absorbers, widely used in paints, inks etc.
Cautions：Avoid direct sunlight, moisture, high temperature.Testing required before use
Pack & Store：20kg/25kg /200kg blue plastic barrels
Material：
PU,AR,ER,PET,PAA
Product Description：
Paints,Inks
Formula：C30H56N2O4; C21H39NO4
Molecular Weight：508.8; 369.3
Appearance：Clear yellow liquid
Volatile Matter：≤1.0%
Relative Density：0.99g/cm3
Weight Loss Point：371℃(5.0%)
Light Transmittance：425nm: ≥95.0%; 500nm: ≥98.0%
Ash Content：≤0.1%
Solubility：Soluble in methanol, ethanol, benzene, toluene, hexane; Insoluble in water
Features and Application Area：292 significantly prevents paint layers from cracking and flaking exposed to sunlight, particularly in car paints, works well with benzotriazole UV absorbers, widely used in paints, inks etc.
Cautions：Avoid direct sunlight, moisture, high temperature.Testing required before use
Pack & Store：20kg/25kg /200kg blue plastic barrels
Material：
PU,AR,ER,PET,PAA
Product Description：
Paints,Inks
About us
Company details
Unitechem Group, located in Suqian ecological,chemical & technology industrial park,Jiangsu Province, is a large enterprise group which is a collection of chemical research and development, application research and development, production, sales, trade and machinery manufacturing, with more than 700 employees, annual sales revenue of ¥800 million, total assets of ¥1 billion.
The development of Unitechem Group can be traced back to Wenzhou Plastic Additives (1997) and Anhui Mengcheng Cosmos Chemical Co., Ltd (2004). So far settled in Suqian from 2007, group has owned nine subsidiaries include Suqian Unitech Co., Ltd, Suqian Unitechem co., Ltd., Suqian Unitecommerce Co., Ltd, Suqian Xiangwang Machinery Co., Ltd and etc.
Group specializing in the production of light stabilizers, UV absorbers, antioxidants and other related products, mainly sold to more than 20 domestic provinces and cities and the United States, Italy, India, Korea, Japan, Vietnam, Middle East and other countries and regions. The group has domestic advanced mechanical processing, nondestructive testing, heat treatment, pressure, impact test equipment. Production quality of pressure vessels, chemical equipments, especially environmental protection equipment such as tail gas treatment system and regenerative incinerator, has reached the domestic leading level. In the park and even in northern Jiangsu to take the lead in the use of VOC on-line detector, regenerative incinerator and other environmental treatment facilities, and has passed the security level II standardized acceptance, ISO9001:2008 International Quality Management System certification and ISO14001:2004 Environmental Management System certification.
The development of Unitechem Group can be traced back to Wenzhou Plastic Additives (1997) and Anhui Mengcheng Cosmos Chemical Co., Ltd (2004). So far settled in Suqian from 2007, group has owned nine subsidiaries include Suqian Unitech Co., Ltd, Suqian Unitechem co., Ltd., Suqian Unitecommerce Co., Ltd, Suqian Xiangwang Machinery Co., Ltd and etc.
Group specializing in the production of light stabilizers, UV absorbers, antioxidants and other related products, mainly sold to more than 20 domestic provinces and cities and the United States, Italy, India, Korea, Japan, Vietnam, Middle East and other countries and regions. The group has domestic advanced mechanical processing, nondestructive testing, heat treatment, pressure, impact test equipment. Production quality of pressure vessels, chemical equipments, especially environmental protection equipment such as tail gas treatment system and regenerative incinerator, has reached the domestic leading level. In the park and even in northern Jiangsu to take the lead in the use of VOC on-line detector, regenerative incinerator and other environmental treatment facilities, and has passed the security level II standardized acceptance, ISO9001:2008 International Quality Management System certification and ISO14001:2004 Environmental Management System certification.