To provide a decorative film, whereby formation of wrinkles is suppressed when bonded to a three dimensional molded product in a stretched state, a method for producing a decorative film, a method for producing a decorative film-attached three dimensional molded product, and a fluorinated polymer composition. The decorative film of the present invention is a decorative film having at least a base film layer and a fluorinated layer containing a crosslinked fluorinated polymer, wherein the crosslinked fluorinated polymer is a crosslinked product of a crosslinkable polymer comprising units based on a fluoroolefin and units having a crosslinkable group, and the average molecular weight between crosslinking groups of the crosslinked fluorinated polymer is from 500 to 50,000.

To provide a decorative film, whereby formation of wrinkles is suppressed when bonded to a three dimensional molded product in a stretched state, a method for producing a decorative film, a method for producing a decorative film-attached three dimensional molded product, and a fluorinated polymer composition. The decorative film of the present invention is a decorative film having at least a base film layer and a fluorinated layer containing a crosslinked fluorinated polymer, wherein the crosslinked fluorinated polymer is a crosslinked product of a crosslinkable polymer comprising units based on a fluoroolefin and units having a crosslinkable group, and the average molecular weight between crosslinking groups of the crosslinked fluorinated polymer is from 500 to 50,000.

Polymers are provided, in which a pendant photoinitiator moiety is linked to the polymer structure via an amide or a succinimide.

Polymers are provided, in which a pendant photoinitiator moiety is linked to the polymer structure via an amide or a succinimide.

Polymers are provided, in which a pendant photoinitiator moiety is linked to the polymer structure via an amide or a succinimide.

A novel synthetic functionalized backbone polymer is provided which is a polyanionic side-chain functionalized back-bone polymer comprising a hydrophilic backbone polymer functionalized with an activated alkene or epoxy group. The functionalized backbone polymer may be combined with a free or protected thiol-containing compound to form a crosslinked hydrogel having bio-medical application, and may additionally be combined with a hydrogel matrix to yield a hydrogel system useful for in vivo delivery of cells and other therapeutic agents.

A novel synthetic functionalized backbone polymer is provided which is a polyanionic side-chain functionalized back-bone polymer comprising a hydrophilic backbone polymer functionalized with an activated alkene or epoxy group. The functionalized backbone polymer may be combined with a free or protected thiol-containing compound to form a crosslinked hydrogel having bio-medical application, and may additionally be combined with a hydrogel matrix to yield a hydrogel system useful for in vivo delivery of cells and other therapeutic agents.

A BrnstedLowry acid initiator system for cationic polymerization of an ethylenically unsaturated monomer involves an initiator having a structure of Formula (I) in an anhydrous polymerization medium (I) where: M is tantalum (Ta), vanadium (V) or niobium (Ni); each R.sub.1 is independently H, OR.sub.6, F, Cl, Br, I or alkyl, where R.sub.6 is H or alkyl; R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are independently H, F, Cl Br, I, alkyl or aryl, or two or more of R.sub.2, R.sub.3, R.sub.4 and R.sub.5 on a same benzene ring form a bicyclic, tricyclic or tetracyclic moiety with the benzene ring, with the proviso that all of R.sub.2, R.sub.3, R.sub.4 and R.sub.5 on the same benzene ring are not H; L is absent or a molecule that coordinates to H.sup.+; and, x is 0 when L is absent, or x is 0.5 or more when L is present.

##STR00001##

A BrnstedLowry acid initiator system for cationic polymerization of an ethylenically unsaturated monomer involves an initiator having a structure of Formula (I) in an anhydrous polymerization medium (I) where: M is tantalum (Ta), vanadium (V) or niobium (Ni); each R.sub.1 is independently H, OR.sub.6, F, Cl, Br, I or alkyl, where R.sub.6 is H or alkyl; R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are independently H, F, Cl Br, I, alkyl or aryl, or two or more of R.sub.2, R.sub.3, R.sub.4 and R.sub.5 on a same benzene ring form a bicyclic, tricyclic or tetracyclic moiety with the benzene ring, with the proviso that all of R.sub.2, R.sub.3, R.sub.4 and R.sub.5 on the same benzene ring are not H; L is absent or a molecule that coordinates to H.sup.+; and, x is 0 when L is absent, or x is 0.5 or more when L is present.

##STR00001##

In one aspect, a chelating phosphine-phosphonic diamide (PPDA) ligand is described herein for constructing transition metal complexes operable for catalysis of olefin polymerization, including copolymerization of ethylene with polar monomer.