Green Materials

Development Team

Aug, 2015

New types of MECELLOSE® for premium Class tile adhesives

[Contents]

Volume of housing construction in Russia

EY-cement-survey

Key figure of Russian cement market

EY-cement-survey

0

1000

2000

3000

4000

5000

0

15 000

30 000

45 000

60 000

75 000

2010 2011 2012 2013 H1 2014

RU

B/M

T

1,00

0 M

TRussian Cement Market

Consumption (1000 MT) Purchase Price (RUB/MT)

Trends of Cements

RDP CelluloseEther

Inorganic

CEM IICEM III

CEM I

Cement alternation in Construction Industry Cost reduction & Environmental issues Effect on quality of final dry mortar product

Cement Changes influence on Tile Cements Performance & Consistency Effect on Slip resistance & Open time

Importance of Additives : Requiring Better Performance

Introduction

Performance requirements (EN 12004 vs GOST R)Low cost adhesives (C0 class) EN 12004 GOST R RequirementInitial tensile strength - ○ 0.5 N/mm2

Normal setting adhesives (C1 class)Initial tensile strengthTensile adhesion strength after water immersionTensile adhesion strength after heat agingTensile adhesion strength after freeze-thaw cycleOpen time(tensile adhesion strength), (after not less than 20min)

○ ○ 0.5 N/mm2

0.5 N/mm2

0.5 N/mm2

0.5 N/mm2

0.5 N/mm2

○ ○

○ ○

○ ○

○ ○

Fast setting adhesivesEarly tensile adhesion strength (after not more than 24h)Open time(tensile adhesion strength), (after not less than 20min)Others : as normal setting adhesives

○ - 0.5 N/mm2

0.5 N/mm2○ ○

○ ○

Optional characteristicsSlip ○ ○ 0.5mmAdditional characteristics (C2 class)High initial tensile strengthHigh tensile adhesion strength after water immersionHigh tensile adhesion strength after heat agingHigh tensile adhesion strength after freeze-thaw cycle

○ ○ 1.0 N/mm2

1.0 N/mm2

1.0 N/mm2

1.0 N/mm2

○ ○

○ ○

○ ○

Additional characteristicsExtended open time(tensile adhesion strength), (after not less than 30min) ○ ○ 0.5 N/mm2

Prem

ium

cla

ss

NEW MECELLOSE®

Water retentionAdditional thickening

Visual open timeSlip resistance

Adhesion strength

<Key point>

Concept of new MECELLOSE®

NEW MECELLOSE®

Performance balance High water demand Better slip resistance Extended open time Excellent workability

50

60

70

80

90

100

Normal CTA Premium CTA

NEW MECELLOSE®

ItemC0 class

(Low cost)C1 class (Normal)

C2 class (Premium)

Cement (%)25~30

(CEM 32.5R)30~35

(CEM 32.5R/42.5R)35~40

(CEM 42.5R/52.5N)

Redispersible polymer powder(%) 0 1~3 3~6

Calcium formate(%) 0 0~0.8 0~0.8

MECELLOSE®(%) 0.2~0.3 0.3~0.45 0.4~0.6

Water demand Low Medium High

Required performance to MECELLOSE®

- Water retention- Wetting capability

- Water retention- Additional thickening- Long open time- Slip resistance- Adhesion strength

- Additional thickening- Long open time- Slip resistance- Adhesion strength- Less retardation ofcement hydration

Basic design of tile cement formulation

Experiment

Test conditions Temperature: 23±2 Humidity: 50±5% Mixing condition: according to EN1348 Kinds of cellulose ether : FMC-23021(New grade), Market product

Test methods Tests were conducted according to the EN listed below.

EN Standard Content

EN1308 Slip (Sag resistance)

EN1346 Open time (Open time strength)

EN1347 Wetting capability

EN1348 Tensile strength (Adhesion strength)

<List of test methods>

Time(min) 10 15 20 25

Market product

FMC-23021

Experiment

Visual Open Time Type P1 tile (water absorption 15±3%) were used. At the same conditions, FMC-23021 showed better visual open time than market product.

Experiment

Slip resistance On the concrete panel, 200g tiles were used. FMC-23021 shows superior slip resistance than market product.

FMC-23021 Market product

+50g +50g+100g +100g+150g +150g+200g +200g+250g+300g

Slip

+250g+350g+400g+450g+500g

Slip

+550g

Experiment

Tensile adhesion strength (open time) For open time adhesion strength, absorbing tiles were used. And it was measured after 28days. According to the result below, FMC-23021 showed higher open time adhesion strength than

market product.

0

0,3

0,6

0,9

1,2

1,5

5 10 20

Ten

sile

adh

esio

n st

reng

th(M

Pa)

Open time(min)

Market product FMC‐23021

<Visual open time>

Experiment

Tensile adhesion strength Test condition : 23 , RH 50% Tile type V1, water absorption ≤ 0.2% by mass with (50±1)mm × (50±1)mm According to the result below, FMC-23021 showed higher adhesion strength than market

product.

<Storage conditions>

Initial drying

Heating

Wetting

- Initial : 28days S.C (standard condition)

- Wet : 7days S.C + 21days water immersion

- Heat : 14days S.C + 14days heat aging at 700

0,3

0,6

0,9

1,2

1,5

Initial Heat Wet

Ten

sile

adh

esio

n st

reng

th(M

Pa)

Storage conditions

Market product FMC‐23021

Conclusion

- 10 000 20 000 30 000 40 000 50 000 60 000

Thi

cken

ing

effe

ct(M

/V, S

lip R

., w

ater

fact

or)

MECELLOSE® viscosity(cPs)

FMC23021

FMC23701

FMC24503

FMC24502 C0

C1

FMC25002

HiEND2002

FMC21010

HiEND2001

HiEND 2002

C2

FMC22501

Products segmentation

Conclusion

Products segmentation

MECELLOSEfor

Tile Cement

Viscosity

Low Medium High

Premium (C2)

Normal (C1)

Low Cost (C0)

HiEND-2001 HiEND-2002, FMC-21010

FMC-23021

FMC-22501 FMC-23701 FMC24502

FMC-24503FMC-25002

Conclusion

A premium grade for CTA from C1TE to C2TE

Heat resistance

Adhesion Strength

Open time

Slip resistance

Water demand

FMC-23021

Conclusion

According to the test result, FMC-23021 showed extended visual open time

and superior slip resistance.

The mortars with FMC-23021 develop high adhesion strength regardless

of curing conditions.

We strongly recommend FMC-23021 for premium class

cement based tile adhesive.

End of Document