03-10-2019 дата публикации
Номер: US20190300765A1
Polybenzoxazine comprises repeat units which comprise at least one unit corresponding to the formulae (I) or (II): 112.-. (canceled)1412. The polybenzoxazine according to claim , wherein Z , Z , or both Zand Z , which are identical or different , represent an aliphatic group comprising from 1 to 20 carbon atoms or a cycloaliphatic group comprising from 3 to 20 carbon atoms , and optionally at least one heteroatom chosen from O , S , N and P.15. The polybenzoxazine according to claim 14 , wherein Z claim 14 , Z claim 14 , or both Zand Z claim 14 , which are identical or different claim 14 , represent an alkylene group comprising from 1 to 20 carbon atoms claim 14 , and optionally at least one heteroatom chosen from O claim 14 , S claim 14 , N and P.16. The polybenzoxazine according to claim 13 , wherein Z claim 13 , Z claim 13 , or both Zand Z claim 13 , which are identical or different claim 13 , represent an aromatic group comprising from 6 to 30 carbon atoms claim 13 , and optionally at least one heteroatom chosen from O claim 13 , S claim 13 , N and P.17. The polybenzoxazine according to claim 13 , wherein Z claim 13 , Z claim 13 , or both Zand Z claim 13 , which are identical or different claim 13 , comprise a group selected from the group consisting of —(CH)— claim 13 , —CH-Ph-CH— claim 13 , —(CH—CH—X)— and —(CH(CH)—CH—X)— claim 13 , andwherein x and n are integers from 1 to 20, Ph represents a benzene ring, and X represents at least one heteroatom chosen from oxygen, sulfur, nitrogen and phosphorus.18. A coating for a substrate claim 13 , at least the surface of which is at least partially metallic claim 13 , comprising a polybenzoxazine according to .19. A method of bonding metal to rubber comprising:{'claim-ref': {'@idref': 'CLM-00013', 'claim 13'}, 'coating a substrate, at least the surface of which is at least partially metallic, with a substrate coating comprising a polybenzoxazine according to .'}20. A substrate claim 13 , at least the surface of which ...
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