SunCat MTA

Comfortable and refreshing safer wear

— Non-absorption into the skin leads to longer period of

high protection

— No skin irritation/sensitization from the sunscreen

active ingredients (even for people normally sensitive

to chemical sunscreens on the skin)

— No excess oily formulation needed

— Longer and safer skin residence time

— Forms a thin layer of protective shield upon skin

Easier formulation

— A specific ratio of sunscreens premixed and solubilized.

— No guess work needed to achieve desired SPF.

— Aqueous dispersion suitable for almost every cosmetic formulation.

— Compatible with both “cold process” and “hot process” formulation.

— No pre-emulsion process is needed comparing to conventional UV filters

Formulation Tips

Important points to keep in mind when formulating SunCat MTA skin care or Sunscreen products,

from 4 different aspects as below.

1. Formulation base - SunCat MTA can be applied to the following base.

— Aqua solution, includes gel system

— O/W system

— W/O system

a. Adjusting surfactant HLB value.

b. Avoid SunCat MTA joining emulsification by adding at the very last step of formulation.

2. Manufacturing process

— SunCat MTA must be added at the very last step during formulation process, after

a. Emulsifying is well done

b. The temperature cools down below 45℃

c. Add SunCat MTA

d. Mix completely to ensure SunCat MTA is well dispersed

3. Incompatible ingredients for SunCat MTA

a. Heavy metal and Iron

(Please do not store SunCat MTA in metal container, not even stainless)

b. Methanol – concern: it may break encapsulation

c. Aluminum (all compounds) – concern: it may break encapsulation

4. SunCat MTA SPF booster – suggest to use Nestdry ST-2000 which is

a. Uniform larger particles (200-500nm)

b. Silicone coated

c. Aluminum free

(Incorporate ST-2000 in oil phase of emulsion)