Nasim Hooshyar

Title: Nasim Hooshyar and Flame-Retardant Polyurethane Foam Innovation.

Introduction

Nasim Hooshyar is an inventor based in Terneuzen, Netherlands, associated with Dow Global Technologies LLC. His listed patent concerns a sulfur-containing polyisocyanate polyaddition (PIPA) polyol dispersion designed to help produce flexible polyurethane foams with inherent flame-retardant properties.

Latest Patents

Hooshyar is credited with 1 patent: “Sulfur Containing Polyisocyanate Polyaddition (PIPA) Polyol with Improved Flame Retardant Properties and Foams Containing Them.” The invention describes a processible-viscosity dispersion containing a polyether polyol carrier and 10 to 25 percent by weight of sulfur-containing PIPA polyether polyol particles. It specifies particle-size characteristics and aromatic carbamate groups, and describes using the dispersion in foam-forming mixtures with components such as water or a blowing agent, catalysts, and polyisocyanates. The patent also outlines a preparation method that mixes polyol reactants under shear and delays the addition of a sulfur-containing polyol or extender reactant.

Career Highlights

The patent reflects work on polyurethane materials and foam formulations, with an emphasis on combining processability and flame-retardant performance. Hooshyar’s listed company affiliation is Dow Global Technologies LLC.

Collaborations

The supplied information names Paul Cookson and Hamideh Ahmadloo as Hooshyar’s coworkers. Their specific roles in the patent or related development work are not provided.

Conclusion

Nasim Hooshyar’s listed invention focuses on a sulfur-containing PIPA polyol dispersion intended to support processible, flame-retardant flexible polyurethane foams.