Starting Point Formulation

UCAR Latex 441
Strippable Coating for Plastic Substrates
Formulation Suggestion LP-1924

Ingredients

Pounds

Gallons

Weight Percent

PREMIX # 1
image UCAR™ Vehicle 441
Defoamer(1)
Soya Lecithin(2)

603.8
9.1
10.1

69.80
1.31
1.16

71.12
1.07
1.19
PREMIX # 2
image Trioctyl Phosphate
Stripping Aid(3)
Water

40.2
13.9
39.2

5.22
1.47
4.71

4.74
1.64
4.62
PREMIX # 3
image Thickener(4)
Water

27.1
27.2

3.10
3.26

3.19
3.20
PREMIX # 4
image Triethylamine
Isopropanol, 91%
Water

7.2
8.6
14.3

1.18
1.27
1.72

0.85
1.01
1.68
Water
48.3
5.80
5.69
Total:
849.0
100.00
100.00
Suppliers:
(1) Patcole 513 (Patterson Chemical)
(2) Kelecin 1081 (Spencer Kellogg)
(3) Strodex PK-90 (Dexter Chemicals)
(4) Acrysol ASE-60 (Rohm and Haas)


Procedure
Blend Premix #1 first, in the order show, and then add the remaining Premixes in numerical order. Allow 5-10 minutes of agitation between additions of Premixes. The last increment of water, shown below Premix #4, can be added in stages to allow proper agitation.


Coatings Properties

Total Solids, % by weight
40.1

pH
8.6

Viscosity, Brookfield, cP
2410

Viscosity, Stormer, KU
84

Heat-Age Stability, 2 wk at 120° F

Pass

Freeze-Thaw Stability, 3 cycles

Pass

NOTICE: No freedom from any patent owned by Seller or others is to be inferred. Because use conditions and applicable laws may differ from one location to another and may change with time, Customer is responsible for determining whether products and the information in this document are appropriate for Customer's use and for ensuring that Customer's workplace and disposal practices are in compliance with applicable laws and other governmental enactments. Seller assumes no obligation or liability for the information in this document. NO WARRANTIES ARE GIVEN; ALL IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY EXCLUDED.