Main > PHOTORESIST > Stripping > Hydroxylamine-Free > Aqueous > Alkanolamine. Compn

Product USA. A

PATENT ASSIGNEE'S COUNTRY USA
UPDATE 12.99
PATENT ASSIGNEE Ashland
PATENT CLAIMS - Alkanolamine (70-85%)
- Benzotriazole (0.5-2.5%)
- Gallic acid (0.5-2.5%)
- Water (Bal.)
PATENT PHOTOCOPY Available on request

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