MITSUI CHEMICALS, INC. · 2019. 5. 23. · July. 2007. CHEMIPEARL. TM . Polyolefin-based Aqueous Dispersion . 1 . MITSUI CHEMICALS, INC. CHEMIPEARL. TM . Polyolefin-based Aqueous

Ｊｕｌｙ 2007 CHEMIPEARLTM Polyolefin-based Aqueous Dispersion

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MITSUI CHEMICALS, INC.

CHEMIPEARLTM Polyolefin-based Aqueous Dispersion

April 2015


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W Grade

What is CHEMIPEARL™?

Electron Micrograph of CHEMIPEARLTM

CHEMIPEARL™ is: - an aqueous dispersion without using any emulsifying agents. - spherical particles with narrow distribution particles size.


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Characteristics of CHEMIPEARLTM

1) No Organic Solvent 2) No Emulsifying Agent

1)Spherical Particles 2)Narrow Distribution of Particle Size

1)Environmentally Friendly 2)Good Waterproof Ability

1)Low Friction Resistance (ChemipearlTM W) →Excellent Rub-off Resistance →Excellent Lubricity

2)Excellent Film Formation (ChemipearlTM S)

2.Particles

1.Aqueous Dispersion


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Grades and Applications of CHEMIPEARL™

A Thermo- plastic

Elastomer

M Low-density Polyethylene

S Ionomer

W Low-

molecular- weight

Polyolefin

1.Additives for Printing Inks 2.Modifier for Emulsions

1.Anti-blocking Agents 2.Improvement of Slip Properties

1.Heat-sealing Agents 2.Anti-blocking Agents 3.Modifier for Emulsions

1.Heat-sealing Agents 2.Anti-corrosion Paints

1.Additives for Printing Inks 2.Anti-blocking Agents 3.Improvement of Slip Properties

V Ethylene-

Vinyl Acetate Copolymer

CHEMIPEARLTM


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Applications of CHEMIPEARL™ S What is CHEMIPEARLTM S?

CHEMIPEARLTM S is: - An aqueous dispersion without using any emulsifying agents. Environmentally Friendly Excellent Waterproof Ability - Consist of an ionomer. Good Heat-Sealing Adhesives for Metal and Paper Good Oil and Water Resistance

Adhesion ＆Oil resistance

－（－（CHCH22CHCH22））ll－（－（C CHC CH22））mm－（－（C CHC CH22））nn－－

COOH COOH COOMCOOM

RR RR

Crystallization & Waterproof Ability


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Applications of CHEMIPEARL™ S

Heat-sealing Adhesives for Metal, Paper and Film

Sealing of Paper/Al and Oil Resistance

←CHEMIPEALTM S Al Paper

←CHEMPEALTM S Al Al

Heat-sealing of Al/Al

Heat-sealing of Film/Film

Heat-sealing Agents for Non-woven Fabric


Physical Properties of CHEMIPEARL™ S

Grade Solid

content (%)

pH Viscosity (mPa・s)

Particle size (µm)

Haze※2

(%) Characteristic

S100 27 10 400 < 0.1 1.4 Standard type

S300 35 10 400 0.5 2.6 High solid content

S80N※1 24 9.4 430 < 0.1 1.4 Lower heat-

sealing temperature

※1 under development ※2 Coating conditions Base: PET Film 50μm Haze 1.6% Baking conditions: 110℃×1 min Coating Thickness: 3 µm (dry)


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Procedure for Evaluation

Coating conditions Baking conditions: 110℃×1 min Coating Thickness: 3 µm (dry)

Heat sealing conditions Temp.:25－150℃ Pressure: 2 kg/cm2

Time: 1 sec

AL

ChemipearlTM

AL

ChemipearlTM

AL

ChemipearlTM

AL

Paper

ChemipearlTM

AL


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Heat Sealing Strengths

AL/AL AL/Paper


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Al Foil (40μm) or Paper (Quality Paper)

Coating with ChemipearlTM S (Weight: 5g/m2 as Dry)

Baking for Film Formation (100°C, 1min.)

Heat-sealing with Each Substrate (2kgf/cm2, 1sec.)

Peeling Test

Peel Angle: 180o Peel Speed: 200mm/min.

Typical Procedure for Evaluation as Heat-sealing Agent

Specimen Preparation

Peeling

Al Foil (or Paper)


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Increasing of Surface Adhesion

How to Chose ChemipearlTM S If Peeling Surface is:

Metal

Metal ChemipearlTM S

- between Metals/Chem.S - a Failure of Chem.S increasing

surface adhesion increasing resin strength

Acid Content (High) (Low) Acid Content (High) (Low)

Deg

ree

of

Neu

tral

izat

ion

(Hig

h)

(Low

)

Deg

ree

of

Neu

tral

izat

ion

(Hig

h)

(Low

)

Increasing of Resin Strength


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Coating for Chromate and Non-chromate Steel Plates

Applications of CHEMIPEARL™ S

Anti-corrosin

Chromate Steel

Chromate layer

Lubricated Steel

Oil-less Molding

Steel

CHEMIPEARLTM

Non-chromate Steel

・Anti-corrosion ・Oil-less Molding

Zn Metallation

Steel

Zn Metallation

Steel

Zn Metallation

Chromate layer

Steel

Zn Metallation

CHEMIPEARLTM


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Evaluation Method and Condition

Steel Plate:Zn metalized iron Paints 1) S100 + Colloidal Silica 2) Acrylic Emulsion + Colloidal Silica 3) Blank (None) Resin/Silica =100/30 Paint Thickness: less than 1.5 μm Peak Metal Temp.: 100oC SST: 120Hrs (*Blank: 24Hrs)

Results Sample Corrosion Ratio (％)

(After SST) 1) >0.1 2) 2-80 3) 100*

Evaluation as Anti-corrosion Paint

1) S100 + Silica 2) Acrylic Emulsion + Silica 3) Blank

Documents

MITSUI CHEMICALS, INC. · 2019. 5. 23. · July. 2007. CHEMIPEARL. TM . Polyolefin-based Aqueous Dispersion . 1 . MITSUI CHEMICALS, INC. CHEMIPEARL. TM . Polyolefin-based Aqueous