Optical Brightener Liquid For Paper

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Basic Info

Model No.: Optical Brightener Liquid

Product Description

OPTICAL BRIGHTENER LIQUID FOR Paper The optical brightener applied in paper-marking process are mainly derivatives of stilbene bistriazine. Based on sulphonation , there`re three types: ●GENERAL TYPE - APC: tetrasulphonic acid, having good fibre affinity, good stability to acid and alkali, good compatibility with starch. Good performance in size press, Pigment coating mixture. Suitable for continuous adding process. ●DIRECT TYPE - APB-L: disulphonic acid, good fibre affinity , high whitening strength , small dosage, very economic but weak stability to acid and alkali. Applicable in stock, size press and pigment coating mixture. ●SURFACE COATING TYPE - APH: hexasulphonic acid, weak fibre affinity, excenllent effect at low PH value, especially suitable for coating and surface sizing, with greatest brightening effect the the paper at present.
Product Name	C.I. No.	Type	Appearance	PH Value	Density (g/cm3.25℃)
Optical brightening agent APB-L	C.I.85	Disulphonic acid	Brown liquid	8.0-10	1..0-1.15
Optical brightening agent APC	C.I.220	Tetrasulphonic acid	Brown liquid	8.5-10.5	1.1-1.2
Optical brightening agent APH	C.I.357	Hexasulphonic acid	Light yellow liquid	8.0-10	1.05-1.15

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8.0-10

1.05-1.15

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Product Categories : Industries & Applications > Paper

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Optical Brightener Liquid For Paper

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