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Kayaku Advanced Materials INC

200 Flanders Rd, Westborough, MA 01581

ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 4 SOURCES

Operating signal within 12 months from two or more independent sources.

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Homepage of Kayaku Advanced Materials INC
Their homepage, crawled JUL 2026

What they make

All Other Basic Organic Chemical Manufacturing325199

KayakuAM manufactures photoresists and polymer coatings, including permanent photo-patternable epoxies, temporary lift-off resists, temporary plating resists, and low-k dielectrics, along with products such as SU-8, KMPR, PermiNex wafer bonding adhesives, and photo-dielectric materials. The company serves the semiconductors, medical devices, and academic sectors. Through its Paratronix division, KayakuAM also provides parylene coating services and signalseal coating services.

SUMMARIZED FROM THE COMPANY’S OWN WEBSITE

Products

Made or handled here · 6
KMPR 1000 | Thick Film Strippable Photoresist · KMSF 1000 | Low Stress Photoimageable Dielectric · KMSF 2000 | Low Dk/Df Photoimageable Dielectric · SU-8 3000 Photoresist | Thick Film Negative Resist · SU-8 Photoresist | High Aspect Ratio MEMS | KayakuAM · UniLOR | Single and Bilayer Lift-off resist | KayakuAM
Where these came from
6 from the company’s own website · Company website
json-ld on https://kayakuam.com/product/structsure/kmpr-1000

Where it is

42.27417, -71.55663 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

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Every listed plant in Worcester County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 4 FEDERAL SOURCES, 10 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in AIR, BR, MA-EPICS, NPDES, OSHA-OIS, RCRAINFO, TRIS, TSCA · EPA site type STATIONARY.

SourceEvidenceFirst seenLast seen
COMPANY SITEOPERATINGJUL 2026AUG 2026
OSHA ITAOPERATINGDEC 2025DEC 2025
SAM GOVOPERATINGOCT 2025OCT 2025
EPA FRSEXISTENCEOCT 2020OCT 2020
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
ADDRESS LINE1EPA FRSJUL 2026
ADDRESS LINE1SAM GOVOCT 2025
CAGE CODESAM GOVOCT 2025
CITYEPA FRSJUL 2026
CITYSAM GOVOCT 2025
EMPLOYEE BANDOSHA ITADEC 2025
GEOMEPA FRSJUL 2026
NAMEEPA FRSJUL 2026
NAMESAM GOVOCT 2025
REGISTRATION EXPIRATIONSAM GOVOCT 2025
STATEEPA FRSJUL 2026
STATESAM GOVOCT 2025
WEBSITESAM GOVOCT 2025
YEAR ESTABLISHEDSITE YEARAUG 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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