There is provide a curable composition comprising a) one or more reactive components that cure upon exposure to suitable conditions, and b) a sulfur impregnated particulate solid which acts as a release agent for sulfur during the cure process; and c) optionally a solvent.

There is provide a curable composition comprising a) one or more reactive components that cure upon exposure to suitable conditions, and b) a sulfur impregnated particulate solid which acts as a release agent for sulfur during the cure process; and c) optionally a solvent.

The present invention provides an one-component (1K) anaerobic curable composition comprising, based on the weight of the composition:

from 15 to 35 wt. % of a1) at least one (meth)acrylate monomer represented by Formula I:

H.sub.2C═CGCO.sub.2R.sup.1   (I) wherein: G is hydrogen, halogen or a C.sub.1-C.sub.4 alkyl group; and, R.sup.1 is selected from C.sub.1-C.sub.30 alkyl, C.sub.3-C.sub.30 cycloalkyl, C.sub.2-C.sub.20 alkenyl and C.sub.2-C.sub.12 alkynyl;

from 5 to 25 wt. % of a2) at least one (meth)acrylate monomer represented by Formula II:

H.sub.2C═CQCO.sub.2R.sup.2   (II) wherein: Q may be hydrogen, halogen or a C.sub.1-C.sub.4 alkyl group; and, R.sup.2 may be selected from C.sub.6-C.sub.18 aryl, alkaryl and aralkyl;

from 35 to 75 wt. % of a3) at least one (meth)acrylate-functionalized oligomer;

from 0.1 to 10 wt. % of b) at least one cure initiator;

from 0.1 to 5 wt. % of c) at least one cure accelerator;

from 1 to 5 wt. % of d) at least one cellulose mixed ester of which all of said ester groups are selected from C.sub.1-C.sub.6 ester groups; and,

from 1 to 5 wt. % of e) fumed silica.

The present invention provides an one-component (1K) anaerobic curable composition comprising, based on the weight of the composition:

from 15 to 35 wt. % of a1) at least one (meth)acrylate monomer represented by Formula I:

H.sub.2C═CGCO.sub.2R.sup.1   (I) wherein: G is hydrogen, halogen or a C.sub.1-C.sub.4 alkyl group; and, R.sup.1 is selected from C.sub.1-C.sub.30 alkyl, C.sub.3-C.sub.30 cycloalkyl, C.sub.2-C.sub.20 alkenyl and C.sub.2-C.sub.12 alkynyl;

from 5 to 25 wt. % of a2) at least one (meth)acrylate monomer represented by Formula II:

H.sub.2C═CQCO.sub.2R.sup.2   (II) wherein: Q may be hydrogen, halogen or a C.sub.1-C.sub.4 alkyl group; and, R.sup.2 may be selected from C.sub.6-C.sub.18 aryl, alkaryl and aralkyl;

from 35 to 75 wt. % of a3) at least one (meth)acrylate-functionalized oligomer;

from 0.1 to 10 wt. % of b) at least one cure initiator;

from 0.1 to 5 wt. % of c) at least one cure accelerator;

from 1 to 5 wt. % of d) at least one cellulose mixed ester of which all of said ester groups are selected from C.sub.1-C.sub.6 ester groups; and,

from 1 to 5 wt. % of e) fumed silica.

The present invention provides an one-component (1K) anaerobic curable composition comprising, based on the weight of the composition: from 15 to 35 wt. % of a1) at least one (meth)acrylate monomer represented by Formula I:
H.sub.2CCGCO.sub.2R.sup.1(I) wherein: G is hydrogen, halogen or a C.sub.1-C.sub.4 alkyl group; and, R.sup.1 is selected from C.sub.1-C.sub.30 alkyl, C.sub.3-C.sub.30 cycloalkyl, C.sub.2-C.sub.20 alkenyl and C.sub.2-C.sub.12 alkynyl; from 5 to 25 wt. % of a2) at least one (meth)acrylate monomer represented by Formula II:
H.sub.2CCQCO.sub.2R.sup.2(II) wherein: Q may be hydrogen, halogen or a C.sub.1-C.sub.4 alkyl group; and, R.sup.2 may be selected from C.sub.6-C.sub.18 aryl, alkaryl and aralkyl; from 35 to 75 wt. % of a3) at least one (meth)acrylate-functionalized oligomer; from 0.1 to 10 wt. % of b) at least one cure initiator; from 0.1 to 5 wt. % of c) at least one cure accelerator; from 1 to 5 wt. % of d) at least one cellulose mixed ester of which all of said ester groups are selected from C.sub.1-C.sub.6 ester groups; and, from 1 to 5 wt. % of e) fumed silica.

The present invention provides an one-component (1K) anaerobic curable composition comprising, based on the weight of the composition: from 15 to 35 wt. % of a1) at least one (meth)acrylate monomer represented by Formula I:
H.sub.2CCGCO.sub.2R.sup.1(I) wherein: G is hydrogen, halogen or a C.sub.1-C.sub.4 alkyl group; and, R.sup.1 is selected from C.sub.1-C.sub.30 alkyl, C.sub.3-C.sub.30 cycloalkyl, C.sub.2-C.sub.20 alkenyl and C.sub.2-C.sub.12 alkynyl; from 5 to 25 wt. % of a2) at least one (meth)acrylate monomer represented by Formula II:
H.sub.2CCQCO.sub.2R.sup.2(II) wherein: Q may be hydrogen, halogen or a C.sub.1-C.sub.4 alkyl group; and, R.sup.2 may be selected from C.sub.6-C.sub.18 aryl, alkaryl and aralkyl; from 35 to 75 wt. % of a3) at least one (meth)acrylate-functionalized oligomer; from 0.1 to 10 wt. % of b) at least one cure initiator; from 0.1 to 5 wt. % of c) at least one cure accelerator; from 1 to 5 wt. % of d) at least one cellulose mixed ester of which all of said ester groups are selected from C.sub.1-C.sub.6 ester groups; and, from 1 to 5 wt. % of e) fumed silica.

There is provided a curable composition comprising one or more reactive components that cure upon exposure to suitable conditions, the curable composition comprising: (i) at least one aromatic nitroso or at least one aromatic nitroso precursor compound or combinations thereof; and (ii) a film former component comprising at least one non-halogenated hydroxy group-containing resin together with at least one crosslinking agent.

There is provided a curable composition comprising one or more reactive components that cure upon exposure to suitable conditions, the curable composition comprising: (i) at least one aromatic nitroso or at least one aromatic nitroso precursor compound or combinations thereof; and (ii) a film former component comprising at least one non-halogenated hydroxy group-containing resin together with at least one crosslinking agent.

There is provided a curable composition comprising one or more reactive components that cure upon exposure to suitable conditions, the curable composition comprising: (i) at least one aromatic nitroso or at least one aromatic nitroso precursor compound or combinations thereof; and (ii) a film former component comprising at least one non-halogenated hydroxy group-containing resin together with at least one crosslinking agent.