Introduction to Hydroxypropyl Methyl Cellulose HPMC Industrial Grade

ヒドロキシプロピルメチルセルロース (HPMC), 中国名はヒドロキシプロピルメチルセルロース, 半合成です, 天然セルロースを化学修飾して得られる非イオン性セルロースエーテル. この白い粉末は水に溶けると透明な粘稠な溶液になります。. 増粘性に優れています, 保水性, 安定性とフィルム形成特性. 建築など多くの分野で欠かせない多機能添加剤です。.

Characteristics and advantages of Hydroxypropyl Methyl Cellulose HPMC Industrial Grade

優れた水溶性: 冷水に素早く溶解し、透明で安定した溶液を形成します。.

効率的な増粘と保水力: 材料の粘度を上げる, 水分の蒸発を効果的に減らす, 作業効率を向上させます.

優れた安定性: 酸に対する安定性が良い, アルカリ, と塩, 幅広い pH 値に適しています.

皮膜形成効果と保護効果: 乾燥後, 丈夫で透明な膜を形成して基材を保護し、水の浸透と蒸発を防ぎます。.

非毒性、非刺激性: 生体適合性が良く、医療・食品分野に適しています。.

調整可能性: 置換度や分子量を変えることで, さまざまなアプリケーション要件に合わせてパフォーマンスを調整できます.

Specifications of Hydroxypropyl Methyl Cellulose HPMC Industrial Grade

ヒドロキシプロピルメチルセルロースの仕様 (HPMC)– Industrial Quality

見た目と体型

HPMC appears as a white to beige, 自由流動性の粉末. 目に見える臭いがなく、冷水で簡単に液化し、透明な状態になります。, 厚いオプション. The powder does not glob under regular storage space conditions.

化学組成

This industrial-grade HPMC is a semi-synthetic polymer originated from cellulose. It has methoxy (– OCH FOUR) and hydroxypropoxy (– OCH ₂ CHOHCH FOUR) functional groups. Common substitution levels are 19– 30% methoxy and 4– 12% hydroxypropoxy. These worths ensure consistent performance throughout different applications.

厚さの範囲

Viscosity varies based upon product grade. Common options consist of 400 mPa・s, 4,000 mPa・s, 15,000 mPa・s, そして 60,000 mPa・s, all measured at 2% 水中で集中する 20 ℃. Greater thickness qualities supply more powerful thickening and film-forming residential properties.

Purity and Impurities

The product fulfills rigorous pureness criteria. Ash web content stays listed below 5%. Heavy steels like lead and arsenic are kept under 10 ppm. Residual moisture remains in between 4% そして 8%, which assists keep security throughout storage space and handling.

pH and Solubility

あ 2% liquid option generally reveals a pH between 6.0 そして 8.0. HPMC dissolves easily in cold water but does not dissolve in warm water over 70 ° C or in a lot of natural solvents. This actions sustains its use in controlled-release and temperature-sensitive systems.

製品の梱包と保管

HPMC is packed in multi-layer paper bags with an internal polyethylene liner. それぞれのバッグに入るのは、 20 kgまたは 25 kg. 素晴らしい場所に保管してください, completely dry area away from straight sunshine and dampness. Keep containers sealed when not being used to avoid caking or loss of flowability. Proper storage ensures the item stays reliable for up to 24 月.

Applications of Hydroxypropyl Methyl Cellulose HPMC Industrial Grade

ヒドロキシプロピルメチルセルロースの応用 (HPMC)– 工業用グレード

建築および建築製品

産業用グレードの HPMC plays a key function in building items. It is included in cement-based mortars, セラミックタイル接着剤, およびセルフレベリング物質. The substance boosts workability, 保水性, そしてオープンタイム. This assists workers apply materials smoothly and uniformly. Better water retention also sustains appropriate concrete hydration, which leads to more powerful last frameworks.

塗料とコーティング

水性塗料の場合, HPMCは増粘剤および安定剤として機能します。. It prevents pigments from settling and makes sure consistent structure throughout application. The additive also reduces splattering and enhances brush or roller circulation. These qualities help achieve uniform insurance coverage with less coats.

Adhesives and Sealants

HPMC improves the efficiency of industrial adhesives. It boosts thickness without impacting bond stamina. The product additionally regulates drying rate, giving customers more time to position components correctly. In sealers, it enhances communication and minimizes drooping on vertical surface areas.

Cleaning Agents and Cleansing Products

Many heavy-duty cleansers utilize HPMC to put on hold strong fragments and maintain product security. It keeps rough active ingredients equally dispersed, which improves cleansing performance. The compound likewise includes body to fluid solutions, making them less complicated to handle and use.

Farming and Pesticides

In agrochemical formulas, HPMC works as a binder and film-forming agent. It assists energetic ingredients adhere to grow surfaces longer, enhancing efficiency. The polymer likewise decreases drift throughout spraying and sustains regulated release of chemicals over time.

Various Other Industrial Utilizes

HPMC finds use in ceramics, textiles, and oil exploration liquids. セラミックスでは, it enhances environment-friendly toughness before shooting. In fabrics, it works as a sizing agent. 探査手順において, it aids regulate fluid thickness and lugs cuttings to the surface area. Its versatility makes it a dependable choice across many markets.

会社概要

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会社には専門の技術部門と品質監督部門があります。, 設備の整った研究室, 高度な試験設備とアフターサービスセンターを備えています.

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支払い

T/T, ウエスタンユニオン, ペイパル, クレジットカードなど.

出荷

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5 FAQs of Hydroxypropyl Methyl Cellulose HPMC Industrial Grade

産業用グレードの HPMC に関するよくある質問

HPMCは産業用途で何に使用されますか?

ヒドロキシプロピルメチルセルロース (HPMC) is a water-soluble polymer. 増粘剤としてもよく効きます, バインダー, そして映画製作者. 建設中, it helps improve workability and water retention in cement-based products like tile adhesives and renders. 塗料およびコーティングにおいて, it controls viscosity and prevents sagging. It also stabilizes formulations in many other industrial processes.

Is industrial grade HPMC safe to handle?

はい. Industrial grade HPMC is non-toxic and not classified as hazardous. 通常の使用では皮膚や目を刺激しません。. まだ, wear basic protective gear like gloves and safety glasses when handling large quantities. Avoid breathing fine dust during mixing. 乾燥した状態で保管してください, 湿気を避けた涼しい場所.

How do I dissolve HPMC properly?

HPMC dissolves best in cold water. Add it slowly while stirring to prevent clumping. You can also mix it with other dry powders first, 次に水を加えます. Hot water causes it to gel too fast and form lumps. Let the mixture stand after mixing—it will fully hydrate in 15 に 60 分, depending on the grade.

Does HPMC work in high-temperature environments?

HPMC gels when heated. The exact temperature depends on the product type, usually between 50°C and 90°C. This property is useful in some applications but may limit use in very hot conditions. Choose the right grade based on your process temperature to avoid performance issues.

HPMC を他の添加剤と混合できますか?

はい. HPMC works well with most common industrial additives like plasticizers, 分散剤, および防腐剤. 常に最初に小さなバッチをテストする. Some salts or strong acids may reduce its effectiveness. 本格的に使用する前に互換性を確認してください.