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{"title":"Polyester Fabric Whitening Agent, White Dye With Red Light Whitening Agent For","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b0\/48\/65bc5db1661390254658005386b2-200x200-1\/polyester_fabric_whitening_agent_2c_white_dye_with_red_light_whitening_agent_for.jpg","attrs":{"Brand Name":"Qiantai Chemical","Place of Origin":"Guangdong, China","Packaging Details":"50kg plastic drum lined with polyethylene plastic bag","Appearance":"Light blue-violet dispersion liquid"}}
{"title":"Whitening Agent For Pure White Cotton, White Dye To Increase Whiteness Of Cotton","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/15\/54\/22df252631495315387994f9e18c-200x200-1\/whitening_agent_for_pure_white_cotton_2c_white_dye_to_increase_whiteness_of_cotton_textiles.jpg","attrs":{"Brand Name":"Qiantai Chemical","Place of Origin":"Guangdong, China","Packaging Details":"50kg paper drum lined with polyethylene plastic bag","Appearance":"Light yellow uniform powder"}}
{"title":"Polyester With Blue Light Whitening Agent, White Dye For Whitening Polyester","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/5d\/92\/d34287d5a1c510873161e25f8cc9-200x200-1\/polyester_with_blue_light_whitening_agent_2c_white_dye_for_whitening_polyester_fabrics_2c_natural_white_fabric_bleaching_agent_for.jpg","attrs":{"Brand Name":"Qiantai Chemical","Place of Origin":"Guangdong, China","Packaging Details":"50kg plastic drum lined with polyethylene plastic bag.","Appearance":"Light yellow or light blue dispersion"}}
{"title":"Cotton Chemical Textile Finishing, Bleaching Powder To Increase Red Light, White","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/41\/be\/9da78a9c2c9ab2750e927cb2dd9b-200x200-1\/cotton_chemical_textile_finishing_2c_bleaching_powder_to_increase_red_light_2c_white_dye_for_whitening_cotton_fabric_2c_pure_cotto.jpg","attrs":{"Brand Name":"Qiantai Chemical","Place of Origin":"Guangdong, China","Packaging Details":"Polyethylene plastic woven bag with an inner plastic bag, 50 KG per bag.","Appearance":"Light yellow uniform powder"}}
{"title":"Polyester Fabric Textile Whitening Chemical Reagent Pure White Dispersion","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/1f\/74\/4d1edb9a16d2751cc14ec634d8ac-200x200-1\/polyester_fabric_textile_whitening_chemical_reagent_pure_white_dispersion_polyester_whitening_agent.jpg","attrs":{"Brand Name":"Qiantai Chemical","Place of Origin":"Guangdong, China","Packaging Details":"50kg plastic drum lined with polyethylene plastic bag","Appearance":"Light yellow uniformly dispersed liquid"}}
{"title":"Blue Light Whitening Agent For Cotton, White Dye For Cotton Fabric Whitening,","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/3b\/09\/9d08eef2c1e54d2c298310b632f5-200x200-1\/blue_light_whitening_agent_for_cotton_2c_white_dye_for_cotton_fabric_whitening_2c_pure_cotton_2c_natural_white_fabric_bleaching_ag.jpg","attrs":{"Brand Name":"Qiantai Chemical","Place of Origin":"Guangdong, China","Packaging Details":"50kg plastic drum lined with polyethylene plastic bag","Appearance":"Light yellow uniform powder"}}
Strong fluorescence, high whiteness, and good washing fastness
【Product Application】
Mainly applicable to the whitening and brightening of polyester fibers and their blended fabrics, especially suitable for low-temperature (95 - 100°C) whitening of polyester fiber knitting.
【Usage Method】
Low-temperature adsorption dip dyeing method:
Dosage: 0.3 - 0.7% (o.w.f)
Bath ratio: 1:10 - 20
Dyeing temperature: 95 - 100°C
Dyeing time: 30 - 40 minutes
pH value: 4.5 - 5.5 (adjusted with acetic acid)
Process flow: Add additives, acetic acid (to adjust pH: 4.5 - 5.5), and whitening agent into the dye bath according to the formula, heat up to 95 - 100°C at a rate of 2 - 3°C per minute, keep the temperature constant for 30 - 40 minutes, cool down, wash with water, dehydrate, and dry at 80 - 100°C. The whiteness can meet the user's requirements. If the user has a setting machine, after washing with water and dehydration, pre-dry at 80 - 100°C and bake at 170 - 175°C for 30 - 40 seconds, and the whiteness effect will be better.
Pad dyeing method:
Dosage: 1.5 - 4 grams per liter
Process flow: Double dip and double pad (liquor pick-up rate 70%) -> pre-drying at 100°C -> baking and setting at 175 - 180°C for 30 seconds.
High-temperature and high-pressure dip dyeing method:
Dosage: 0.2 - 0.5% (o.w.f)
Bath ratio: 1:10 - 20
Dyeing temperature: 120 - 130°C
Dyeing time: 30 - 60 minutes
pH value: 4.5 - 5.5 (adjusted with acetic acid)
【Precautions】
If the suspension is found to be precipitated and layered, just shake it evenly before use, which will not affect the use effect. Pay attention to using within the yellowing point of this product, that is, pad dyeing ≤ 5 grams per liter, dip dyeing ≤ 0.8% (o.w.f). If the dosage exceeds the yellowing point, it is easy to turn yellow.
【Storage and Packaging】
50kg plastic drum lined with polyethylene plastic bag, avoid high temperature, shelf life of 6 months.
Guangdong Qiantai Chemical Co., Ltd., formerly known as Guangzhou Qiantai Chemical Co., Ltd., has been established for more than 20 years. More than 20 years ago, the company was born in Guangzhou, the vibrant and opportunistic capital of Guangdong Province, China. Since then, it has embarked on a j... Guangdong Qiantai Chemical Co., Ltd., formerly known as Guangzhou Qiantai Chemical Co., Ltd., has been established for more than 20 years. More than 20 years ago, the company was born in Guangzhou, the vibrant and opportunistic capital of Guangdong Province, China. Since then, it has embarked on a j...
