Patent ID: 11901173
Assignee: SCREEN HOLDINGS CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H  B | IPC B  H

Claim 11:
12. The substrate processing method according to claim 9, wherein
the first component is expressed by at least any one of (B-1), (B-2) and (B-3) given below;
(B-1) is a compound which contains 1 to 6 of constituent units expressed by Chemical Formula 1 and in which each of the constituent units is bonded by a linking group L1,, here, L1 is selected at least from a single bond and any one of C1-6 alkylene, Cy1 is a hydrocarbon ring of C5˜30, R1 is each independently C1˜5 alkyl, nb1 is 1, 2 or 3, and nb1′ is 0, 1, 2, 3 or 4;
(B-2) is a compound expressed by Chemical Formula 2,, here, R21, R22, R23 and R24 are each independently hydrogen or C1˜5 alkyl, L21 and L22 are each independently C1˜20 alkylene, C1˜20 cycloalkylene, C2˜4 alkenylene, C2˜4 alkynylene or C6˜20 arylene, these groups may be substituted by C1˜5 alkyl or hydroxyl, and nb2 is 0, 1 or 2;
(B-3) is a polymer which contains a constituent unit expressed by Chemical Formula 3 and has a weight average molecular weight (Mw) of 500 to 10,000,, R25 is —H —CH3 or —COOH.