AndTech to Host Web Seminar on July 24: 'Design of Water- and Oil-Repellent, Slippery Surfaces and Coating Technology Development Trends Toward PFAS-Free'

AndTech Co., Ltd. (Headquarters: Kawasaki City, Kanagawa Prefecture; President and Representative Director: Masao Suyama; hereinafter 'AndTech') will hold a course on 'PFAS Regulations' and 'Coating Material Development.'

— What is the material design to achieve water repellency, oil repellency, and slipperiness without using fluorine? —

This course explains PFAS regulations and the development trends of fluorine-free materials.

By introducing the design and challenges of superhydrophobic, superoleophobic, and liquid-slippery surfaces, as well as product examples of superhydrophobic coatings, it will present efforts toward practical application and future directions.

Live Distribution / Web Seminar Course Overview

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Theme: Design of Water- and Oil-Repellent, Slippery Surfaces and Coating Technology Development Trends Toward PFAS-Free ~From PFAS Regulation Trends to Liquid-Slippery Surfaces and Superhydrophobic Coatings~

Date and Time: July 24, 2026 (Friday) 13:00-17:15

Participation Fee: 55,000 yen (tax included) * Materials will be distributed electronically.

URL: https://andtech.co.jp/seminars/1f15a512-837e-6242-ac5f-064fb9a95405

Web Distribution Format: Zoom (URL will be sent after registration)

Seminar Course Content Structure

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Lecture 1: 13:00-14:15 (Mr. Okamoto, KRI Co., Ltd.)
'PFAS Regulation Trends and Development of Fluorine-Free Materials with Water-Repellent, Oil-Repellent, and Slippery Properties'

Lecture 2: 14:30-15:45 (Mr. Tenjinbayashi, National Institute for Materials Science)
'Fundamentals of Superhydrophobic, Superoleophobic, and Liquid-Slippery Surfaces and Challenges for Fluorine-Free Alternatives'

Lecture 3: 16:00-17:15 (Mr. Hayashi, NTT Advanced Technology Corporation)
'Introduction of Superhydrophobic Coating 'HIREC' and Efforts for PFAS-Free Implementation'

Knowledge and Technical Issues That Can Be Learned in This Seminar

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① PFAS regulation and fluorine-free material trends
② Basic knowledge of wetting phenomena
③ Design of water- and oil-repellent surface materials
④ Development examples of superhydrophobic coatings

Seminar Participation Format

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This will be a live distribution seminar using the web conferencing tool 'Zoom.'
Details will be provided after registration.

Full Program Details (Please take a look if you are interested in the details)

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Part 1: PFAS Regulation Trends and Development of Fluorine-Free Materials with Water-Repellent, Oil-Repellent, and Slippery Properties

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KRI Co., Ltd.

Smart Materials Research Center

Functional Design Laboratory:

Shinichiro Okamoto

[Lecture Purpose]

We will discuss the current PFAS regulations from the perspective of ongoing materials research. Through examples of fluorine-free material development, we will understand the concepts behind developing PFAS alternative materials.

[Program]

1. PFAS Regulations

Introduction

1.1 What are Fluorine Compounds?

1.2 The Current Situation of Fluorine Regulations

1.3 How Far Will PFAS Be Regulated?

(1) Historical Flow

(2) European Chemicals Agency (ECHA) Regulations

(3) Japan

(4) United States

(5) WHO

1.4 Corporate Trends and Related Articles

2. Efforts for PFAS Regulation Compliance

2.1 Fluorine Compound Capture Technology

2.2 Fluorine Compound Decomposition Technology

2.3 Fluorine Analysis Technology

3. Trends in Fluorine-Free Materials and Alternative Technologies

3.1 Semiconductor Related

(1) Chiller Refrigerants

(2) Photomask Pellicles

(3) High-Frequency Substrate Materials

3.2 Energy Related

(1) Secondary Batteries: Binders, Electrolytes, Surface Treatment

(2) Fuel Cells: Electrolyte Membranes

(3) EV Thermal Management

3.3 Water- and Oil-Repellent Materials

3.3.1 Current Status of Water- and Oil-Repellent Materials

3.3.2 KRI's Efforts on Fluorine-Free Materials

3.3.3 Hybrid Water- and Oil-Repellent Materials

(1) Water/Oil Repellency and Slipperiness

(2) Nanophase Separation Structure

(3) Mechanical Properties, Heat Resistance

(4) Primer-Free

(5) Film Formation of Hybrid Materials

3.3.4 New Silicone-Based Water- and Oil-Repellent Materials

3.3.5 Oil-Repellent Materials

3.4 Potential of Fluorine-Free Water-Based Water- and Oil-Repellent Materials

4. Summary and Future Outlook

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Part 2: Fundamentals of Superhydrophobic, Superoleophobic, and Liquid-Slippery Surfaces and Challenges for Fluorine-Free Alternatives

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National Institute for Materials Science

Research Center for Materials Nanoarchitectonics (MANA) Independent Researcher:

Mizuki Tenjinbayashi

[Lecture Purpose]

Material development through wettability control is based on theoretical discoveries by pioneers. By deepening the correct understanding of wetting theory and evaluation methods, you can learn design methods for problem-solving wettability control materials.

[Program]

1. Relationship between Surface/Liquid Material/Structure and Wettability

1.1 Surface Tension and Capillary Force

1.2 Spreading Coefficient

1.3 Young's Equation and Contact Angle

1.4 Relationship between Surface Structure and Wettability

1.5 Cassie State and Wenzel State

1.6 Design Methods for Superhydrophobic and Superoleophobic Surfaces

1.7 Challenges and Latest Research Examples of Superhydrophobic and Superoleophobic Surfaces

2. Liquid Adhesion and Contact Line

2.1 Triple Contact Line

2.2 Dynamic Contact Angle

2.3 Johnson and Dettre's Experiment

2.4. Preventing Droplet Adhesion

3. Liquid-Slippery Surfaces

3.1 Oleoplaning Phenomenon

3.2 Design Methods for Liquid-Slippery Surfaces

3.3 Challenges and Latest Research Examples of Liquid-Slippery Surfaces

3.4 One-Component Paint for Liquid-Slippery Surfaces

4. Summary & Q&A

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Part 3: Introduction of Superhydrophobic Coating 'HIREC' and Efforts for PFAS-Free Implementation

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NTT Advanced Technology Corporation

Material & Nanotechnology Business Headquarters:

Masahiko Hayashi

[Lecture Purpose]

HIREC maintains its performance over the long term with high water repellency (contact angle of 150 degrees or more) and self-cleaning function. It has also achieved PFAS-free status, making it a superhydrophobic coating that balances environmental compatibility with a wide range of applications. This lecture will explain its overview in detail.

[Program]

0. Company Introduction

1. Snow and Ice Accretion Countermeasures for Communication Equipment

2. Development Guidelines for Superhydrophobic Coatings

3. Superhydrophobic Coating HIREC: Lineup

4. Superhydrophobic Coating HIREC: Water Repellency Performance

5. Superhydrophobic Coating HIREC: PFAS-Free Implementation

6. Superhydrophobic Coating HIREC: Application Examples

7. Introduction of Our Powder Coating SAPOE and Heat-Insulating Coating SurfCool

8. Closing & Q&A

About AndTech Co., Ltd.

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