ZINWISE
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In development

Sunscreen Spray

Delivery systems for reaching the back, the scalp, and the parts of the body people skip — where the formulation has to survive being atomised.

A spray is a formulation problem disguised as a packaging choice. The fluid has to pass a nozzle without clogging, land on skin without pooling, and deliver a consistent dose across the life of the pack.

Mineral filters add a specific constraint: particles that are well dispersed in the bottle can agglomerate at the nozzle, which shows up as spitting, spattering, or a blocked actuator after a few uses.

We are developing both pump and aerosol routes, and treating nozzle compatibility as a formulation variable from the first trial rather than a packaging decision at the end.

What governs this format

Nozzle compatibility
Tested against the dispersion, not against a generic fluid
Dose consistency
Measured across pack life, not at first fill
Propellant choice
Aerosol route only; pump route avoids the question
Inhalation safety
Affects particle specification and labelling obligations

Specific values — viscosity, filter loading, protection level — are set per project against the brief. We do not publish figures we have not measured on your formulation.

Typically developed for

  • Body and back application
  • Scalp protection
  • Outdoor and travel formats
  • Frequent reapplication

Working on a spray brief?

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