Frequently Asked Questions

Technical support

You asked the most important Cellulose Ether frequently asked questions and we have the answers, direct from the Cellulose ether (HPMC HEMC HEC) experts.

HPMC Products Quality Assurance

Maisi has a professional testing laboratory and parameters of each batch of goods, so that the high quality of the products can be ensured before they can be shipped to customers

The advanced gas and solid phase integral equipment reaction technology and uses DCS automatic production and control system.
Executive ISO9001:2015 and ISO14000 ensure the quality guarantee from testing of the raw materials and chemicals to the finished products before delivery for each batch.

1) The chemical laboratory allows us to evaluate properties such as viscosity, humidity, ash, pH, methyl and hydroxypropyl content, and degree of substitution.
2) The application laboratory allows us to measure the opening time, water retention, bonding strength, skid resistance, sagging resistance, setting time and processability.

You contact our service representatives, our technical team will cooperate with the whole procedure.

Please contact with our sales representatives within 30 days after the receipt of the products in case of any complaints. For other technical requests, you can contact us in 7/24.

Gomez Chemical Co., Ltd. is a company that provides cellulosics and related services to many essential markets.Maisi®, a Cellulose Brand Products by Gomez

Our Maisi® products include Hydroxypropyl Methyl Cellulose (HPMC) and Hypromellose (HEC), Hydroxyethyl Methyl Cellulose (HEMC).Re-dispersible Polymer Powder (RDP)

Gomez Maisi® production line is automatically controlled and closely monitored by Data Communication System (DCS) to make sure precise level of etherification and premium grade in quality.

Well-designed plants and correct installation ensure safe production. Invested US$1.5 million to introduce the MVR wastewater and waster gas treatment process, so that the production of zero discharge of wastes and ISO14000 passed.

Production Quality Assurance

Cellulose ether is Gomez’s core business and most competitive product line. MaSi cellulose ether products include Hydroxypropyl Methylcellulose (HPMC), Hydroxyethyl Methyl Cellulose (HEMC), and Hydroxyethyl Cellulose (HEC). Redispersible Polymer Powder (RDP) forming a complementary technology to the cellulose ether portfolio.

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