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Dirt streaking on aluminium composite panel façade(Selangor, Malaysia)
Staining at stone facade(Kuala Lumpur, Malaysia)
Staining (Hydrophobic) at stone facade(Kuala Lumpur, Malaysia)
Sealant cracking(Singapore)
Sealant cracking(Façade Works)
Sealant Adhesive Failure(Window Perimeter Joint Sealing)
Sealant cracking(Window Perimeter Joint Sealing)
History
1978Startedcommercialproduction ofMS Polymerin Japan
1997Startedcommercialproductionof MSPolymer inEurope
2008Startedintroductionof MSPolymer inSE Asia
2009Startedcommercialproductionof MSPolymer inUS
2010Startedmarketingwork asKanekaMalaysia
Elastomeric Construction SealantMarket trend in Japan
Modified Silicone(MS)
Total production
Silicone
Polyurethane
Polysulfide
Acrylic
Butyl rubber
Acrylic urethane
Oil caulking
Year
X10,000kl
X10,000kl
Production
Total production
Consumption Volume Trend of
MS Polymer based Products
0
10000
20000
30000
40000
50000
60000
1977
1982
1987
1992
1997
2002
2007
USAEurope
Japan
USA
Europe
Japan
MS PolymerTechnologyMS PolymerTechnology
* Chemical name : Silyl-Terminated Polyether
Kaneka MS Polymer
Product code number S203H S303H
Type Low modulus High modulus
Viscosity at 23℃ (centi poise) 6,000 – 10,000 9,000 – 15,000
Specific gravity at 23℃ 0.98 – 1.02
pH 6.0 – 8.0
Physical state Liquid
Color Light yellow
* No solvent is contained
Type of sealants
Elastomericsealant
Acrylicsealant
Silicone(SR) sealant
Polyurethane (PU)sealant
MS sealant- Weathering resistant - Paintable
Combination strengths
Hybrid: SilylTerminatedPolyether(STP)
1) Less staining2) Better UV resistant3) Good adhesion to
various substrates4) Primerless5) Non-solvent,
isocyanates free
Problems withstaining &hydrophobic
Short lifeexpectancy
ASTM C920
ASTMC1248
More shorter lifeand shrinkageproblem
Long-term Durable – Yes for MS
Less stain and dirt – Yes for MS
Basic purpose as waterproof sealant –Yes for MS as water resistant
Long term-adhesion and cohesion required – Yes for MS
What youwanted forsealants?
MS SealantAdvantages
Environmental Friendliness
(low VOC, non-solvent, non-isocyanate, less smell)
Good Adhesion to various substrates (primer-less)
No bubbling issue
Can be applied on damp surface
Durability / Weatherability
Non-bleed sealant
Paintable
Stable curability (at a wide range temperature)
Good workability/User Friendly (at a wide range temperature)
Test Certificate
ASTM C920
Standard Specification for Elastomeric Joint Sealants
ASTM C1248
Standard Test Method for Staining of Porous Substrate by Joint Sealant
VOC Test – ASTM D-2369
Volatile Organic Compound Content
ROHS Test
Restriction of Hazardous Substances
Low Volatile Organic Compound (VOC)
Weight loss on heating
(measured in accordance with ASTM D-2369)
* 1P MS sealant : 2.2 wt%
* 1P Polyurethane sealant : 5.8 wt%
Applicable GBI CreditNRNC EQ4NREB EQ4INC EQ4IEB EQ4RNC EQ5
Indoor environmental quality(EQ)
MS can solve sick building syndrome
Adhesion Test(by hand peel, non primer)
CF (Cohesive failure)for MS sealant without primer
on most substrates
AF (Adhesive failure)for PU sealant without primer
on some substrates
MS sealant Non primer
MS SealantCleaner
PU Sealant
CleanerPrimer
PU sealantWith primer
MS has Good Adhesion on Various Substrates (primer-less)
MS sealant showed less dirt pick up & high UV resistance
(non-yellowing and non-cracking)
Good Weatherability – BetterDurability
Low UVresistance
High dirtpick up
By Rain
(* Hydrophobic)* Dirt Streaking
Dirt StreakingDirt Pick Up
Migration
SR Joint
Silicone oilDust in the air
-
-
-
-
Static Electricity
Silicone oil
Mechanism of Dirt Streaking
Commonproblem with
Silicone sealant!
Migrate to Stone Porous*Dirt Staining
Oil Observed from the dirt streaked /stained
Comparison Sealants
– Before on 29th November 2011
MS SR 60 SR A SR B
*Latest observed was on 4th March 2013SR 60 SR A SR B
Comparison Sealants on Dirt Streaking issue
– After 1 year plus since November 2011
MS
Comparison Sealants
– Installed before on 13th September 2013
MS SR A SR B
Comparison Sealants
– About 5 months only since September 2013
*Latest on 13th February 2014– black patches on SR sealant surface and dirt streaking observed
SR A SR BMS
Product Name Color Product category Max. ElectrostaticCharge(KV), ASTM
D4470*MS-1 White MS sealant MS 0.154SR A White 1K silicone sealant SR 0.887SR B Gray 1K silicone sealant with
non-stone stainingfeature
SR 1.130
Example: Artificial Marble TestAfter 8 months
MS
SR A
SR B
VSHigh DirtPick up
After 12 months
MS
SR ASR B
SR showed obvious staining on the marble panels. MS did not show any staining.
Calibration Test on Whiteness
MS SR ASR B
Red line is scan spot – 20 spots
Differences:-5.00
-3.00
-8.00
50
1 0
150 (mm)
MS
SR A SR B
Water Drip TestSame spot – 20 spots
Low angle
High angle
MS sealant
Silicone sealant
Paintability on Cured SealantWater based paint
MS sealant shows stable curability even at low temperature (5℃)compared with polyurethane
Stable Curability
Good Extrudability (Workability)
MS sealant showed relatively good extrudability even atlow temperature (below 10℃) compared with polyurethane
MS Sealant ApplicationExamples
MS Sealant ApplicationExamples
Tokyo Metropolitan Government(1991)
Osaka HiltonHotel(1986)
Pacifico Yokohama(1991)
MS SealantReference buildings in Japan
Mizuho Bank
NEC JapanHQ
1st Target Construction Application (ACP joint sealing)
1st Target Construction Application (ACP joint sealing)
2nd Target Window Aluminium Perimeter Joint Sealing Application
2nd Target Window Aluminium Perimeter Joint Sealing Application
2nd Target Window Aluminium Perimeter Joint Sealing Application
3rd Target Pre-Cast Concrete Joint Application
3rd Target Pre Cast Concrete Joint Application
Daiwa House Sekisui Houses
MS SealantReference Pre-Cast Concrete
Modular House in Japan
4th Target Expansion Joint Sealing Application
This project next to Bukit JalilGolf & Country Club
Is a non-profit project
Unique shape design:1) Sub-Marine
2) Semi-Pyramid
Short form called as ‘CCC’
Case Study
Example Photos @ Calvary ConventionCentre (3C), Bukit Jalil – Taken in June 2013
Case Study
Halfway UnderConstruction in earlier
of 2012– Dirt Staining
observed
Close to completion inEnd of Oct 2012
– Serious Dirt Stained
Case Study
Internet Article: Calvary Today– CCC is finally built
– Fully completed in March 2013
Case Study
On-going Maintenance @ 3C – Taken inMid of July 2013 – Completed recently
earlier ofSept 2013
Case Study
Maintenance fully completed – Cleaningand Nano Coating done – after
November 2013
Case Study
Approximatelyabout more thanRM500,000 ++
ringgit beenused for
maintenance
Photo taken in end of June 2014Case Study
After 8 months sinceNovember 2013 – NANO
coating completed
MS Adhesives ApplicationExamples
MS Adhesives ApplicationExamples
MS Adhesives in EuropePanel bonding
Benefits: Solvent-free Excellent adhesion profile Better elasticity
MS Adhesives in JapanTile Bonding Application
Benefits:Better elasticityHigh Movement Capability
59
MS AdhesiveConcrete
Hardwood / Parquet
Benefits: Solvent-free Excellent adhesion profile Simplified method – easy toapply Total cost saved – One Stop Moisture reduction Sound Control
MS AdhesivesWooden flooring Application
General Industry ApplicationSealing and bonding for trains
Good bonding & adhesionbetween metal joints
Good bonding & adhesionbetween metal joints
General Industry ApplicationSealing and bonding for truck bodies
Good bonding & adhesionbetween metal joints
(exterior)
Good bonding & adhesion between metal joints(interior)
Comparisons Summary
http://www.adhesives.org/docs/default-document-library/hybrid_sealants_may2010-final-(1).pdf
10* 5* 7*
0
1
2
3
4
5
6
7
8
9
1 0
Adhesion
Quick cure
Mechanical stability(cure/tempreture)
Mechanical Properties
Low temperaturegunnability
Slump resistance
UV stabilityNon-dirt pick-up
Less stone staining
Paintability
EnvironmentalFriendliness
Storage stability
Non-bubbling
S R
P U
M S
DIY Industrial
Construction
MS Summary
ありがとうございます