Product List ofPolycarboxylate Copolymer

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Product

Item

CP-WRM CP-WB CP-RS CP-ST CP-HR

Main uses

Polycarboxylate Copolymer

High rangewater reducer

Water reducer &retention

Early strengthwater reducer

Super slumpretention

Ultra high strengthwater reducer

Appearance Deep brownishviscous liquid

Deep brownishviscous liquid

Yellowishviscous liquid

Yellowishviscous liquid

Deep brownishviscous liquid

Solid content(%)

pH(undiluted)

40 1 40 1 40 1 40 1 40 1

Viscosity(cPs) 190 40 180 40 300 40 220 40 140 40

Specificgravity(20/4°C) 1.09 0.02 1.11 0.02 1.09 0.02 1.08 0.02 1.12 0.05

Chloridecontent(%) Below 0.01 Below 0.01 Below 0.01 Below 0.01 Below 0.01

Dosage(%),20% based 0.6~2.0 0.6~2.0 0.6~2.0 0.6~2.0 1.5~3.0(40%)

Advantage High waterreducing(low W/C)Improved concretesetting timeLow concreteviscosityEconomicaldesignCP-WR up-gradeproduct

Water reducing(low W/C)

Less slump loss

Good workability

Early setting time

Early strengthconcrete

Water reducing

Good workability

Super slumpretention

Low concreteviscosity

Good combinationwith water reducer(WRM, WB, RS)

Ultra highcompressivestrength design

High waterreducing

Good workability

High-rise building( 100MPa)

7 1 7 1 6 1 6 1 7 1

LG Chem supplies five kinds of raw material for concrete admixture to civil engineering andconstruction industries with LG’s own high-tech synthetic process.We are trying to supply high quality products by quality control and developing new application.

LNG reservoir, Rapid-transit railroad, Highway, Subway, Tunnel, BridgeSelf-compacting concreteHigh-rise buildings with high durabilityOff-shore & marine structuresPre-cast & Pre-stressed elements

Applications

LG Chem, Ltd. Acrylates/Plasticizers Div.LG Twin Towers 20, Yeouido-dong, Yeongdeungpo-gu, Seoul 150-721, Korea (REP)

Tel: +82-2-3773-7426(Domestic) +82-2-3773-3752(Overseas) Fax: +82-2-3773-3267

CP-HRUltra High StrengthPolycarboxylate copolymer

CP-HR is the main raw material for concrete admixture, which improveswater reducing ability of Ultra high strength concrete. The concreteadmixture was developed through our own advanced synthetictechnologies. We provide first-rate products through continuous qualitycontrol and usage developments. CP-HR exhibits superior properties ofHigh story buildings.

Ultra high compressive strength design ( 100MPa)High water reducingGood workabilityHigh-rise building

Important! The information presented herein, while not guaranteed, was prepared bytechnical personnel and is true and accurate to the best of our knowledge. No warranty orguaranty, express or implied, is made regarding performance, stability or otherwise.While our technical personnel will be happy to respond to questions regarding safehandling and use procedures, safe handling and use remains the responsibility of thecustomer. No suggestions for use are intended as, and nothing herein shall be construedas a recommendation to infringe any existing patents or to violate any laws.

GeneralDescription

Advantages

LG Chem _ Polycarboxylate for Concrete Admixture

Physical Properties

CP-HR is available in 200Kg Drum, 1m3 IBC,Flexi Bag, and ISO Tank

Do not allow product to freeze or be stored in temperature below freezing.If freezing occurs, contact the manufacturer representative.

LG Chem’s professional technical service staff is available for answersto your technical questions and technical assistance.

Contact: LG Chem, Ltd. Acrylates/Plasticizers Div., Yeosu plant, Korea

Tel: +82-61-680-6962 Fax: +82-61-680-6990 e-mail: hbsongb lgchem.com

Packaging

Caution

TechnicalServices

LG Chem, Ltd. Acrylates/Plasticizers Div.LG Twin Towers 20, Yeouido-dong, Yeongdeungpo-gu, Seoul 150-721, KoreaTel: +82-2-3773-7426(Domestic) +82-2-3773-3752(Overseas) Fax: +82-2-3773-3267

Important! The information presented herein, while not guaranteed, was prepared bytechnical personnel and is true and accurate to the best of our knowledge. No warranty orguaranty, express or implied, is made regarding performance, stability or otherwise.While our technical personnel will be happy to respond to questions regarding safehandling and use procedures, safe handling and use remains the responsibility of thecustomer. No suggestions for use are intended as, and nothing herein shall be construedas a recommendation to infringe any existing patents or to violate any laws.

www.lgchem.com

Item Specification

Appearance Deep brownishviscous liquid

Solid content(wt.%) 40 1pH(undiluted) 7 1

Viscosity(cPs, Brookfield

viscometer, 25°C)140 40

Specific gravity(20/4°C) 1.12 0.05Chloride content(%) Below 0.01

Dosage(%)(For 40% solution) 1.5~3.0

Experimental Results

Dosage rates could be different depending on the concrete properties,so it is recommended to perform trial mixes to confirm proper dosagerate through test in the range of 1.5~3.0% on CP-HR (for 40% solution,weight on Binder).

ConcreteMixture

Results

Mix design

*20-150-700

W/B (%)

13.5

S/A (%)

35

C

882

Silica

156

S

437

G

844

W

140

AD (40%)

25.4

ItemSlump flow (mm)

Initial 1 hr

Air content (%)

Initial

Compressive strength (MPa, 20°C)

7 days 28 days 91 days

CP-HR 720

0.5 hr

710 700 0.6 89 132

56 days

154 165

LG Chem _ Polycarboxylate for Concrete Admixture

Unit : Kg /

Mix design : * Gmax(mm) - Strength(MPa) - Slump flow(mm)Density : C:3.15, Silica fume:2.0 S:2.54(River sand), G:2.67(Crushed stone)

Compressive strength

CP-HR07 days 28 days 56 days 91 days

MPa

120

60

180

Concrete slump

CP-HR5000.50 1

Time(hr)

700

800

600

Slumpflow(mm)

New Trend of Chemical Admixtures

History

LG Chem, Ltd. Acrylates/Plasticizers Div.LG Twin Towers 20, Yeouido-dong, Yeongdeungpo-gu, Seoul 150-721, KoreaTel: +82-2-3773-7426(Domestic) +82-2-3773-3752(Overseas) Fax: +82-2-3773-3267

Important! The information presented herein, while not guaranteed, was prepared bytechnical personnel and is true and accurate to the best of our knowledge. No warranty orguaranty, express or implied, is made regarding performance, stability or otherwise.While our technical personnel will be happy to respond to questions regarding safehandling and use procedures, safe handling and use remains the responsibility of thecustomer. No suggestions for use are intended as, and nothing herein shall be construedas a recommendation to infringe any existing patents or to violate any laws.

www.lgchem.com

Chemical Structureof Admixtures

1980

MS

1930

MLS

1970

PNS

1990

VC2000

PC

1940

GN

Lignosulphonate

Sodium gluconate

Naphthalene formaldehyde sulphonate

Melamine sulphonate

Polyvinyl copolymer

Polycarboxylate copolymer

CH3O SO3Na

C C CO

CH2OHCH OHCH OHCHO HCH OHCOONa

CH2

n

SO3Na

CH2

CH2Y

NN

CH2 SO3Na

NH

N

NNn

CH2X

CH

C=OCOONa

NR1R2

R3

N

CH CHCH2

H2C C=O

n

R4

C

R

COOH

CH2 CH2C

R

COO(CH2CHRO)xR

m n

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