Inventor
ZENG FANWEN
US44 patents
⚠️ This page may combine multiple inventors who share the name “ZENG FANWEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM & HAAS
19 patentsUS7651693B2Jan 26, 2010
Durable hold hair styling compositions and method of use
ROHM & HAAS28 citations86
US6881787B2Apr 19, 2005
High solids polymeric additive systems: compositions, processes, and products thereof
ROHM & HAAS13 citations83
US6900254B2May 31, 2005
Processes for preparing impact modifier powders
ROHM & HAAS16 citations82
US6639012B2Oct 28, 2003
High rubber impact modifier powders
ROHM & HAAS16 citations82
US7297673B2Nov 20, 2007
Thickener for high-pH aqueous systems
ROHM & HAAS10 citations81
US9587057B2Mar 7, 2017
Alkaline-swellable emulsion polymers
ROHM & HAAS6 citations78
US9789033B2Oct 17, 2017
Polyacrylate oil gel and methods
ROHM & HAAS3 citations72
US10590249B2Mar 17, 2020
Water-soluble films and their use in detergent packets
ROHM & HAAS1 citations61
US8007834B2Aug 30, 2011
Microbiocidal coatings
ROHM & HAAS3 citations60
US11220567B2Jan 11, 2022
Hydrophobically modified acrylic rheology modifiers having high carbon number hydrophobes
ROHM & HAAS0 citations58
US10973743B2Apr 13, 2021
Skin care formulations containing copolymers and inorganic metal oxide particles
ROHM & HAAS0 citations49
US10292914B2May 21, 2019
Skin care formulations containing copolymers and inorganic metal oxide particles
ROHM & HAAS0 citations49
US11185477B2Nov 30, 2021
SPF booster for use in alcohol base sunscreen formulations
ROHM & HAAS0 citations48
US11058613B2Jul 13, 2021
Suncare compositions
ROHM & HAAS0 citations48
US9575036B2Feb 21, 2017
Method for measuring encapsulation efficiency for hydrophobic actives
ROHM & HAAS0 citations48
US11058612B2Jul 13, 2021
Multistage colored polymer particle and skin care formulations comprising same
ROHM & HAAS0 citations47
US9828499B2Nov 28, 2017
Alkaline-swellable emulsion polymers
ROHM & HAAS0 citations46
US10507174B2Dec 17, 2019
Skin care compositions
ROHM & HAAS0 citations39
US10350155B2Jul 16, 2019
Skin care formulations containing copolymers, inorganic metal oxide particles, and silicones
ROHM & HAAS0 citations36
DOW GLOBAL TECHNOLOGIES LLC
18 patentsUS9486399B2Nov 8, 2016
Water resistant personal care polymers
DOW GLOBAL TECHNOLOGIES LLC6 citations84
US9789049B2Oct 17, 2017
Water resistant personal care polymers
DOW GLOBAL TECHNOLOGIES LLC2 citations73
US11976144B2May 7, 2024
Multistage polymer
DOW GLOBAL TECHNOLOGIES LLC4 citations70
US11931447B2Mar 19, 2024
Polymer/hydrophilic silica oil blend
DOW GLOBAL TECHNOLOGIES LLC0 citations59
US12220479B2Feb 11, 2025
Suncare formulation
DOW GLOBAL TECHNOLOGIES LLC0 citations49
US12201710B2Jan 21, 2025
Hydrophilic silica/polymer blend
DOW GLOBAL TECHNOLOGIES LLC0 citations49
US12151015B2Nov 26, 2024
Color cosmetic formulation
DOW GLOBAL TECHNOLOGIES LLC0 citations49
US11975088B2May 7, 2024
Personal care composition
DOW GLOBAL TECHNOLOGIES LLC0 citations49
US12128124B2Oct 29, 2024
Personal care formulation
DOW GLOBAL TECHNOLOGIES LLC0 citations48
US12128125B2Oct 29, 2024
Polymer blend
DOW GLOBAL TECHNOLOGIES LLC0 citations48
US12577338B2Mar 17, 2026
Multistage polymer
DOW GLOBAL TECHNOLOGIES LLC0 citations47
US12508214B2Dec 30, 2025
Personal care rinse off composition with composite opacifier particles
DOW GLOBAL TECHNOLOGIES LLC0 citations47
US9924720B2Mar 27, 2018
Microcapsules
DOW GLOBAL TECHNOLOGIES LLC0 citations47
US9278055B2Mar 8, 2016
Encapsulation of personal care actives
DOW GLOBAL TECHNOLOGIES LLC1 citations47
US12370134B2Jul 29, 2025
Personal care formulation
DOW GLOBAL TECHNOLOGIES LLC0 citations46
US12264213B2Apr 1, 2025
Preparation of an aqueous dispersion of acrylate-siloxane copolymer particles
DOW GLOBAL TECHNOLOGIES LLC0 citations46
US10864155B2Dec 15, 2020
Oil cleanser composition
DOW GLOBAL TECHNOLOGIES LLC0 citations46
US12514811B2Jan 6, 2026
Fixative polymer for hair styling
DOW GLOBAL TECHNOLOGIES LLC0 citations43