Adhesives Hero

High solids (70%) pressure-sensitive polymers

For more than 60 years, we have dedicated our business to the development of acrylic and styrene acrylic polymers for industrial adhesives. Whether your adhesives are for the flooring, roofing or packaging markets, you can be assured they are built on quality formulas that have been tested, proven and effective in all these applications.

STI Polymer is the partner of choice for your custom formulations of adhesives, paints and coatings. STI Polymer has built a reputation of proven performance, from providing manufacturers of paints and adhesives with the basic functional components of their formulations to producing private labeling of high-quality products for leading global corporations. STI’s robust technical foundation and agility to meet the emerging needs, combined with an emphasis on long-term partnerships, drives its customer’s successes.

STI Polymer
You drive. We navigate.

OUR PRODUCTS

High Tack PSA
Aggressive dry-tack and green strength. Can be added to EVA and homopolymers to increase tack.

POLYMER
Vinyl

% SOLIDS
51 to 54

VISCOSITY (cps)
1,600 to 2,000

pH
4.0 to 7.0

Tg (C°)
-40

Base: High Solid PS adhesives
Superior balance of tack and shear. Exceptional water resistance.

POLYMER
Acrylic

% SOLIDS
69 to 71

VISCOSITY (cps)
<1,000

pH
5.0 to 6.0

Tg (C°)
-43

Base: High solid PS adhesives
Balanced tack and shear. Good plasticizer migration resistance.

POLYMER
Acrylic

% SOLIDS
68 to 70

VISCOSITY (cps)
4,000 to 7,000

pH
3.5 to 4.5

Tg (C°)
-53

Base: High solid PS adhesives
Superior balance of tack and shear. Exceptional water resistance.

POLYMER
Acrylic

% SOLIDS
68 to 70

VISCOSITY (cps)
<7,000

pH
4.0 to 5.0

Tg (C°)
-53

High solids; high tack
Superior tack, adhesion and plasticizer migration resistance

POLYMER
Acrylic

% SOLIDS
68 to 70

VISCOSITY (cps)
2,000 to 6,000

pH
4.5 to 5.5

Tg (C°)
-46

Base: Construction Adhesives and Sealants
Superior plasticizer migration resistance. High cohesive strength.

POLYMER
Acrylic/Acrylonitrile

% SOLIDS
60 to 62

VISCOSITY (cps)
800 to 3,000

pH
4.5 to 5.5

Tg (C°)
-46

Base: Construction Adhesives and Sealants
Excellent cohesive strength and alkali resistance. Excellent filler and acceptance.

POLYMER
Acrylic/Acrylonitrile

% SOLIDS
64 to 66

VISCOSITY (cps)
200 to 1,500

pH
4.0 to 5.0

Tg (C°)
-50

Acrylic Emulsion
Fast drying, superior tack, adhesion and plasticizer resistance, superior water resistance.

POLYMER
Acrylic/Acrylonitrile

% SOLIDS
59 to 61

VISCOSITY (cps)
2,000 to 4,000

pH
7.5 to 8.5

Tg (C°)
-48

Base: PS adhesives
Superior shear performance. High UV and plasticizer migration resistance.

POLYMER
Acrylic

% SOLIDS
59 to 61

VISCOSITY (cps)
2,000 to 3,000

pH
7.0 to 9.0

Tg (C°)
-49

Pressure Sensitive with superb water resistance
Excellent clarity. Non-blush. Adhesion to a wide variety of substrates.

POLYMER
Acrylic

% SOLIDS
49 to 51

VISCOSITY (cps)
1,000 to 2,000

pH
6.5 to 9.0

Tg (C°)
-54

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Because we cannot anticipate nor control the many different conditions under which this information and our products may be used, we do not guarantee the applicability or the accuracy of this information or the suitability of our products in any given situation. Users of our product should make their own tests to determine the suitability of each such product for their particular purposes. The products discussed are sold without warranty, either express or implied, and the buyer assumes all responsibility for loss or damage arising from the handling or use of our products, whether done in accordance with directions or not. Also, statements concerning the possible use of our products are not intended as recommendations to use our products in the infringement of any patent.

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