Toray Industries, Inc. TSE:3402

Toray Industries : R&D of Toray Group’s Digital Innovation (DI) Business

Published

Source: MarketScreener

TORAY IR Seminar

Toray Group's Initiatives for Digital Innovation (DI) Business

R&D of Toray Group's

Digital Innovation (DI) Business

September 13, 2024

Yuichiro Iguchi

Corporate Vice President

General Manager of Research Division,

Toray Industries, Inc.

Contents

  1. R&D Priority Areas in DI Business

II. R&D Initiatives

III. Future Prospects and Summary

Copyright © 2024 Toray Industries, Inc.

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R&D Priority Areas in DI Business

R&D structure

Fibers & Textiles

Resins & Chemicals

Division

Division

Synthetic

Recycled fiber

PBT resin

PPS resin

fiber

&+TM

TORAYCONTM

TORELINATM

Silk-textured textile

Man-made suede

ABS resin (clear-grade)

KinariTM

UltrasuedeTM

TOYOLACTM

Films Division

Polyester film

OPP film

LumirrorTM

TORAYFANTM

Functional nano-

PPS film

multilayer film

TORELINATM

PICASUSTM

Electronic &

Information Materials

Division

Polyimide materials for semiconductors and

electronic parts

FALDATM / SEMICOFINETM / PHOTONEECETM

Environmentally-

Plastic optical fiber

friendly printing plate

RAYTELATM

TM

IMPRIMA

Water Treatment &

Environment Division

Reverse osmosis (RO)

Household water purifier

membrane elements

TrayvinoTM

MeltblownHigh-performance

non-woven fabric

cleaning cloth

TraymicronTM

TrayseeTM

Research & Development Division

Toray Engineering Toray Research Center

Role of the R&D Division

Seamlessly promote the Division Research in collaboration with

each business division and the Forward-Looking Research

New Product Development

Research on next-generation

Advanced Research

products that strengthen the

Aiming for Future Creation

business foundation

Division Research

Corporate Research

Copyright © 2024 Toray Industries, Inc.

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Trend in Semiconductor Technology and Future Society

1990s

Social

implementation

Mobile phones

Semiconductor

Surface

technology

mount

trend

Fewer pins,

Large substrate

Semiconductor

Package

SOP, QFN

2010s

2030s

LCD, Smartphone

Server, generative AI, 5G,

autonomous driving, and telemedicine

PCB mounting

Combined, 3D Mounting (SiP, SiC),

Si-Photonics

Multi-pin,

Compact, Thin film,

3D Packaging

Redistribution Layer

Hybrid bonding

IC chip

Si-Photonics

BGA, CSP

FO-WLP,FO-PLP

Chiplet

Rapidly developing with trends towards High Integration, High Performance, and Miniaturization

Copyright © 2024 Toray Industries, Inc.

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R&D Priority Areas in DI Business

Electronic &

Products in the engineering business

Information Materials

Optoelectronic fusion technology

(3)

Display Materials

μLED

Electronic coating and

Semiconductor mounting equipment and

mounting materials

Micro LED

inspection equipment

Laser transfer

Optical fiber

Display

Cleaning and release solvent

Circuit formation

Dicing

Assembly and sealing

Semiconductor infrastructure -related products

(1)

Semiconductor film -related products

Cleaning technology

wastewater reuse

Release film for semiconductor molds

Water

Air

Chemical

(2)

liquid

Flexible Printed Circuit Boards

Films for Multilayer

Clean

room

Semiconductor

Gas separation and recycling

Ceramic Capacitors

RO membranes Reuse

(MLCC)

Equipment

Manufacturing

for ultrapure

water production

Copyright © 2024 Toray Industries, Inc.

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II

R&D Initiatives

(1)Semiconductor infrastructure -related technology

(2)Semiconductor-related technology: Release film for semiconductor molds (3)Optoelectronic fusion-related technology

(1) Semiconductor Infrastructure-related Technology

Si wafer

Chip placement,

Molding

Wafer processing

Dicing

Redistribution, etc

Final test

Front-end process

Back-end process

RO membranes

Water filtration

Silica

Urea

High silica

removal rate

High urea

removal rate

Suitable for

wastewater

reclamation

Factory

Waste

Used RO

Performance

Reuse of

membrane

recovery

RO

Reduction of waste membrane

Air filter material

Air cleaning

Clean

roomSemiconductor

Manufacturing

Equipment

Nanofiber

Microporous film

PFAS-free

Filter material for resist

Clean chemical liquids

Photoresist

Filter media

Removal of microscopic impurities

gas separation

Collection and recycling of gas

N2

He

Large gas

H2

N2, etc.

Selective separation membrane of the gas

Collection of rare/high-priced gases

We have not only materials but also technologies that contribute to yield improvement and

environmental-friendliness

Copyright © 2024 Toray Industries, Inc.

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(1) Semiconductor-Infrastructure-Related Technology:

High-Silica-Removing Reverse Osmosis (RO) Membrane

RO elements

Separation layer

(cross-linked polyamide)

Raw

water

Surface

Supporting layer

Permeate

(Non-woven fabric, etc.)

High surface area and thin

water

protuberance structure

for high water permeability

Solute

Ion

Neutral molecule

Examples

Na+ SO42-

Silica, boron, and urea

Removal

mechanism

Polyamide

Size exclusion

ONLY size exclusion

+

Electric repulsion

Hard to remove

For high rejection, pore size control is important.

Performance

For next-generation

100

2nd target (<2nm node)

99.9

[%]

99.8

New-productTBW-HR

1

st

target

(Launched in 2022)

rejection

99.6

Energy-saving Type

99.5

(Under development)

99.4

Toray

Silica

(TMD)

Competitor

Competitor

B

A

99.2

Toray

Performance line of Toray's

(TMGD)

conventional membrane

99.0

20

25

30

35

40

Flux [m3/day]

High-silica-removal and high-water production was achieved through pore structure and surface structure control

Copyright © 2024 Toray Industries, Inc.

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(1)Semiconductor-Infrastructure-Related Technology:

Wastewater Reuse for Securing Water Sources

Ultrapure water sources

Negative effect of urea

Exposure

Water Demand/Supply Forecast (2030)

*From METI data

Estimated supply: about 60% of demand

(trillion m3)

Considering utilization of wastewater reuse

hydrolysis

Mask

NH3 NH3 NH3

8

7

6

5

4

3

Drinking

Water

Industrial

Shortage

Agriculture

River

Example of wastewater reuse

Wastewater reuse plant for drinking water using our membranes

Water production capacity:

NH3

Gas

Ureageneration

H+

Resist

H+

H+

H+

Substrate NH3

2

1

0

Groundwater

Sea water

Demand forecast

Supply forecast

56,000 m3/day

Photograph :

Albert Robles Center

Acid inactivation (neutralization) in resist Photosensitive inhibition

Pattern defect generation

Comparison of water quality

Recycled wastewater

Tap water

TOC*

5-10 mg/L

< 4 mg/L

(Organic index)

Urea *

30 μg/L

10 μg/L

*Science of the Total Environment 785 (2021) 147254

Formation of

Insoluble

layer

Hemming

bottom

Urea concentration is 3 times higher than tap water. Large risk of yield

Copyright © 2024 Toray Industries, Inc.

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