Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Reexamination Certificate
2005-02-15
2005-02-15
Wu, David W. (Department: 1713)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
C526S328000, C526S329100, C526S329200, C526S318420
Reexamination Certificate
active
06855785
ABSTRACT:
A heat-curable composition comprising(I) at least one constituent whose molecule comprises on average(A) at least one functional group containing at least one bond which may be activated by means of heat and/or actinic radiation, and/or(B) at least one reactive functional group which is able to undergo thermal crosslinking reactions with groups of its own kind and/or with complementary reactive functional groups,with the proviso that there are always groups (A) and (B) in the composition;said constituent excluding the polyurethane dispersion synthesized from aliphatic polyisocyanates, compounds containing isocyanate-reactive functional groups and containing bonds that may be activated with actinic radiation, low molecular mass aliphatic compounds containing isocyanate-reactive functional groups, compounds containing isocyanate-reactive functional groups and dispersing functional groups, neutralizing agents for the dispersing functional groups, blocking agents for isocyanate groups, and/or compounds containing blocked isocyanate groups, the blocked isocyanate groups being introduced into the polyurethane dispersion by the reaction of the blocking agents with isocyanato-containing polyurethane prepolymers; and(II) from 0.5 to 15% by weight, based on the solids of the heat-curable composition, of at least one C-C-cleaving initiator.
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BASF Corp., U.S. Appl. No. 10/276,956, filed Nov. 19, 2002, entitled Transparent coating powder Dispersions (transparent coating powder slurry), method for the production and use thereof. pp. 1-71 and the abstract.
BASF Corp., U.S. Appl. No. 10/130,934, filed May 23, 2002, entitled Compositions curable thermally and with actinic radiation, and their use pp. 1-59 and abstract.
English Abstract for EP 0 540 884.
English Abstract for EP 0 928 800.
Baumgart Hubert
Joost Karl-Heinz
Meisenburg Uwe
BASF Coatings AG
Sastri Satya
Wu David W.
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