List of Chemicals Used in Pulp and Paper Making
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H O M E M A N U F A C T U R E R S P U L P P A P E R C O N V E R T E R S C H E M I C A L S M A C H I N E R Y C O N T R O L S Y S T E M S E R V I C E P R O V I D E R S D I S T R I B U T O R S / T R A D E R S C O N S U L T A N T S E M P L O Y M E N T W A S T E M A N A G E M E N T T E S T I N G R E P A I R S C H O O L S O R G A N I Z A T I O N S P A P E R I N F O R M A T I O N A B B R E V I A T I O N D I C T I O N A R Y A S K H A R R Y P U L P & P A P E R G R A D E S P U L P & P A P E R P R O P E R T I E S W A S T E P A P E R G R A D E S P A P E R M A K I N G P R O C E S S A R T I C L E S O T H E R R E S O U R C E S M A G A Z I N E S C O N F E R E N C E S C O U N T R Y W I S E S T A T . H O M E G R A D E S O F P A P E R G R A D E S O F P U L P G R A D E S O F W A S T E P A P E R B A S I S W E I G H T P A P E R D E N S I T Y C H E M I C A L B L E A C H I N G S E Q U E N C E S P A P E R I S O S I Z E S W O O D P R O P E R T I E S P U L P P R O P E R T I E S P A P E R P R O P E R T I E S L E N G T H O F P A P E R I N R O L L P A P E R D E F E C T S P A P E R T H I C K N E S S / C A L I P E R P A P E R C A L C U L A T O R S C H E M I C A L S U S E D I N P U L P & P A P E R M A N U F A C T U R I N G A N D C O A T I N G C H E M I C A L S U S E D I N P U L P & P A P E R M A N U F A C T U R I N G A N D C O A T I N G C o m m o n N a m e C h e m i c a l N a m e C h e m i c a l F o r m u l a U s e d F o r S p e c i f i c D e n s i t y O t h e r C h a r a c t e r i s t i c s A g a l i t e o r T a l c S i l i c a t e o f M a g n e s i a M g O - 3 2 % , S i O - 6 2 % I t g i v e s p a p e r a g r e a s y o r s o a p y f e e l . a n d e n a b l e s i t t o t a k e a h i g h f i n i s h . 2 . 6 - 2 . 8 A n a t u r a l f i b r o u s f o r m o f t a l c , g r a y i n c o l o r . A K D A l k y l K e t e n e D i m e r C H O S i z i n g A l g a n i c A c i d A l g a n i c a c i d o r N a - A l g i n a t e N a - ( C H O ) n C o a t i n g a n d s u r f a c e t r e a t m e n t A l u m S u l f a t e o f A l u m i n a A l ( S O 4 ) . 1 8 H O F o r a l k a l i n e s i z i n g a l o n g w i t h R o s i n 1 . 6 2 A l b a r i n e N a t u r a l S u l f a t e o f L i m e C a S O . 2 H O - 1 0 0 % A c a l c i u m s a l t t h a t i s u s e d f o r a v a r i e t y o f p u r p o s e s i n c l u d i n g : 2 . 4 2 4 4 2 6 8 6 2 3 2 4 2
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Chemical contents and useage in Producing paper
Transcript of List of Chemicals Used in Pulp and Paper Making
HOMEMANUFACTURERSPULPPAPERCONVERTERSCHEMICALSMACHINERYCONTROL SYSTEMSERVICE PROVIDERSDISTRIBUTORS/TRADERSCONSULTANTSEMPLOYMENTWASTE MANAGEMENTTESTINGREPAIRSCHOOLSORGANIZATIONSPAPER INFORMATIONABBREVIATIONDICTIONARYASK HARRYPULP & PAPER GRADESPULP & PAPERPROPERTIESWASTE PAPER GRADESPAPER MAKING PROCESSARTICLESOTHER RESOURCESMAGAZINESCONFERENCESCOUNTRY WISE STAT.
HOME GRADES OFPAPER
GRADES OFPULP
GRADES OFWASTE PAPER
BASIS WEIGHT PAPER DENSITY CHEMICAL BLEACHINGSEQUENCES
PAPER ISO SIZES WOODPROPERTIES
PULPPROPERTIES
PAPERPROPERTIES
LENGTH OFPAPER IN ROLL
PAPER DEFECTS PAPERTHICKNESS/CALIPER
PAPERCALCULATORS
CHEMICALS USED IN PULP & PAPER MANUFACTURING AND COATING
CHEMICALS USED IN PULP & PAPER MANUFACTURING AND COATING
Common Name Chemical Name Chemical Formula Used For SpecificDensity
OtherCharacteristics
Agalite or Talc Silicate ofMagnesia
MgO-32%,SiO -62%
It gives paper agreasy or soapyfeel. and enablesit to take a highfinish.
2.6 -2.8
A naturalfibrous formof talc, gray incolor.
AKD Alkyl KeteneDimer
C H O Sizing
Alganic Acid Alganic acid orNa-Alginate
Na-(C H O )n Coating andsurface treatment
Alum Sulfate ofAlumina
Al (SO4) .18H O For alkaline sizingalong with Rosin
1.62
Albarine Natural Sulfateof Lime
CaSO .2H O -100%
A calcium salt thatis used for avariety ofpurposesincluding:
2.4
2
4 4 2
6 8 6
2 3 2
4 2
building materials.
AmmoniumBisulfite
NH HSO Used in sulfitepulping
AmmoniumZirconiumCarbonate (AZC)
AmmoniumZirconiumCarbonate
CH O NH Zr Used as in-solubilizer,crosslinker &hardener
1.36 AZC is a clear,usuallycolorlesssolution,having an odorof ammoniaand a pH ofapproximately9.5. As acarbonate, itwill react withacids, and soshould not beused incoatingsystems belowpH 7. Instorage, it isstable for upto six months.
Anthraquinone Anthraquinone C H O Added to whiteliquor (alkalinecooking liquor) toimprove pulp yieldand to increasethe rate ofdelignification.
1.44 yellowcrystallinepowder
Anti-Foam/Defoamer
To prevent foam(anti-foam) or todestroy it once ithas formed(defoamer).
Surface active,but highlyinsoluble inwater.
Asbestine Silicate ofMagnesia
MgO-32%,SiO -62%
It is used as aloading agent inpapermanufacture,particularly forblotting papersand board.
2.6 -2.8
A mineralcompound ofalmost purefibrousmagnesiumsilicate, whichpossessesphysicalcharacteristicsbetween thoseof talc andasbestos.
APE AlkylphenolEthoxylates
CH (CH ) (C H )(OCH CH ) -OH
Used as cleaningagents orsurfactants
ASA Alkenyl SuccinicAnhydride
Sizing
Barium Sulfate Barium Sulfate BaSO - 100% Used as a pigment 4.2-4.5 Whiteinsolublepowder.
4 3
2 3 3
14 8 2
2
3 2 n 6 42 2 m
4
Barytes Barium Sulfate BaSO - 100% Used as filler 4.2-4.5
Blanc Fixe Barium Sulfate BaSO - 100% Used as a base forwatercolorpigments and as afiller in paper.
4.2-4.5 Powderedbarium sulfate
Calcium Bisulfite Ca(HSO ) Used in Sulfitepulping
Casein A milkphosphoprotein
Binder or adhesivein coatingformulation
CMC Carboxy MethylCellulose
Sizing
Caustic Lye orCaustic Soda orLye
SodiumHydroxide
NaOH Pulping and tomaintain pH
Chalk(Precipitated)
PrecipitatedCalciumCarbonate
CaCO - 100% Filler particularlywith acidic sizingcoating pigment
2.7-2.9 HighBrightness &Opacity
Chalk (French orSpanish)
Silicate ofMagnesia
4MgO+5SiO2+H O;MgO - 33%; SiO62%
2.6-2.9 A soft whitecompact talc
China Clay,Kaolin
Hydrated Silicateof Alumina
Al O -40%;SiO -46%; H O-13%
Filler, Coating 2.4-2.7
Chlorine Dioxide Chlorine Dioxide ClO In Pulp Bleaching 2.86
Chlorine Gas Chlorine Cl In Pulp Bleachingand watertreatment
2.86
Dolomite CalciumMagnesiumCarbonate
CaMg(CO ) Filler, Coating 2.86
DTPA DiethyleneTriamine PentaAcetate
C H N O Used for chelation(removal oftransition metalsfrom pulp).
EDTA EthyleneDiamine Tetraacetic Acid
C H N O Used for chelation(removal oftransition metalsfrom pulp).
Enzyme Deinking
FSA FormamidineSulphuric Acidor ThioureaDioxide
CH N SO Post Deinkingbleaching
Guar Gum Natural Polymer Dry StrengthAdditive
cationicderivative
Gypsum orMineral White orPlaster
Natural Sulfateof Lime
CaSO .2H O Gypsum board, 2.4
Hydrogen Hydrogen H O In Pulp Bleaching 3.13-
4
4
3 2
3
22
2 32 2
2
2
3 2
14 33 3 10
10 16 2 8
4 2 2
4 2
2 2
Peroxide Peroxide 3.4
HypochlorousAcid
HypochlorousAcid
HOCl In Pulp Bleaching
Lime Calcium Oxide CaO Alkaline PulpingProcess ChemicalRecovery,Bleaching
3.13-3.4
Lime Stone CalciumCarbonate
CaCO To make LimePrecipitatedCaCO is used asFiller and inCoating
MagnesiumBisulfite
Mg(HSO ) Used in Sulfitepulping
Magnesite MagnesiumCarbonate
MgCO3 -100% 2.5
Oxygen Oxygen O In Pulp Bleaching
Ozone Ozone O In Pulp Bleaching
Rosin Abietic Acid C H COOH Sizing
Rosin Soap Sodium Abietate C H COONa Sizing
Salt Cake Sodium Sulfate Na SO 10H O Makeup chemicalin sulfate pulpingchemical recovery(Na SO ---Na S)
2.4
Soap/ Fatty Acid Deinking
Sodium Bisulfite NaHSO Used in Sulfitepulping
Soda Ash SodiumCarbonate
Na CO Makeup chemicalin alkaline pulpingchemical recovery(Na CO +Ca(OH)---2NaOH+CaCO )
2.43-2.51
SodiumDithionite
SodiumHydrosulfite
Na O S Bleaching 2.20 Whitecrystallinepowder withweaksulforous odor
Sodium Hypo-chlorite
Sodium Hypo-chlorite
NaOCl Pulp bleaching
Sodium Silicate Sodium Silicate Na SiO In waste paperdeinking forwetting,peptization, inkdispersion,peroxidestabilization.
Sodiumtripolyphosphate
Sodiumtripolyphosphate
Na P O Dispersant
Starch . Comprised of Wet and dry end
3
3
3 2
2
3
19 29
19 29
2 4 2
2 4. 2
3
2 3
2 3 2
3
2 4 2
2 3
5 3 10
glucose unitslinked together byoxygen bridgescalled glycosides
additive
Sulfur Sulfur S To make HSO forbi-sulfite pulping
Surfactant Used indeinking,Used asdebonders in fluffpulp manufacture.
Titania TitaniumDioxide
TiO Filler to increasethe opacity andbrightness ofpaper. Used incoating also.
3.84-4.26
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