Disclosed are methods, compositions, reagents, systems, and kits to prepare and utilize branched multi-functional macromonomers, which contain a ring-opening metathesis polymerizable norbornene group, one or more reactive sites capable of undergoing click chemistry, and a terminal acyl group capable of undergoing a coupling reaction; branched multi-cargo macromonomers; and the corresponding polymers are disclosed herein. Various embodiments show that the macromonomers and polymers disclosed herein display unprecedented control of cargo loading of agents. These materials have the potential to be utilized for the treatment of diseases and conditions such as cancer and hypertension.

A compound having the following formula:

##STR00001##

which can also be embedded into a conjugated oligomeric of polymeric backbone, is proposed for optical and electro optical applications.

A method for synthesizing polyolefin materials with a controlled degree of branching includes the following steps: polymerizing cyclic olefin monomers under catalyst conditions. The cyclic olefin monomer is shown in formula I, where n≥0, n is an integer. By changing monomers and reaction parameters such as reaction temperature, solvent type, catalyst concentration, monomer concentration and reaction time, the degree of branching, the molecular weight and molecular weight distribution of polyolefin can be controlled. Compared with the existing process, the present invention is a new polymerization process, which can prepare the hyperbranched polyolefin with precise and controllable branching structure. The polyolefin material prepared according to the present invention has advantages of a controlled degree of branching, low viscosity and good fluidity, which has broad application in coating, lubricant, polymer and process flow improvement technologies.

A patterned film structure consists of a substrate and of a patterned polymeric layer which selectively covers and exposes part of the surface of the substrate. The patterned polymeric layer is selected form at least one of an unsubstituted poly-para-xylylene and a substituted poly-para-xylylene.

Aspects of the invention include a polymer comprising: a plurality of repeating units, each repeating unit comprising a polymer backbone group directly or indirectly covalently linked to one or two side chain moieties; wherein: each polymer backbone group is independently a ROMP-polymerized monomer; each one of the one or two side chain moieties independently comprises a peptide moiety or a non-peptide therapeutic moiety; wherein the polymer comprises a plurality of peptide moieties; each polymer backbone group is covalently attached to at least one other polymer backbone group; 100% of the ROMP-polymerized monomers are each individually attached to the one or two side chain moieties; and at least one side chain moiety of the polymer comprises a non-peptide therapeutic moiety, one polymer-terminating group comprises a non-peptide therapeutic moiety, and/or each of both polymer-terminating groups comprises a non-peptide therapeutic moiety.

A composition for forming an organic film contains a polymer having a partial structure shown by the following general formula (1A) or (1B), and an organic solvent, where Ar.sub.1 and Ar2 represent a benzene ring or naphthalene ring which optionally have a substituent; X represents a single bond or methylene group; a broken line represents a bonding arm; R represents a hydrogen atom or a monovalent organic group having 1 to 20 carbon atoms; and W.sub.1 represents a hydroxyl group, an alkyloxy group having 1 to 10 carbon atoms, or an organic group having at least one aromatic ring optionally having a substituent. A composition for forming an organic film, the composition containing a polymer with high carbon content and thermosetting property as to enable high etching resistance and excellent twisting resistance; a patterning process using the composition; and a polymer suitable for the composition for forming an organic film. ##STR00001##

An oligomer, composition, and composite material employing the same are provided. The oligomer can be a reaction product of a reactant (a) and a reactant (b). The reactant (a) is a reaction product of a reactant (c) and a reactant (d). The reactant (b) can be

##STR00001##

or a combination thereof, wherein a is 0 or 1, and R.sup.1 is independently hydrogen

##STR00002##

or and wherein b is 0-6; c is 0 or 1; and, d is 0-6. The reactant (c) is

##STR00003##

wherein R.sup.2 is C.sub.5-10 alkyl group. The reactant (d) is

##STR00004##

wherein e is 0-10.

A polymer compound having an excellent crosslinking ability is provided. The polymer compound has at least one terminal constitutional unit represented by the formula (1) and a constitutional unit represented by the formula (2):

##STR00001##

In the constitutional unit represented by formula (1), mT represents an integer of 0 to 5, nT represents an integer of 1 to 4, cT represents an integer of 0 to 1, Q.sup.T represents a crosslinkable group, K.sup.T represents an alkylene group or the like and Ar.sup.T represents an aromatic hydrocarbon group or the like. In the constitutional unit represented by formula (2), mA represents an integer of 0 to 5, n represents an integer of 1 to 4, Ar.sup.1 represents an aromatic hydrocarbon group or the like, K.sup.A represents an alkylene group or the like and Q.sup.1 represents a crosslinkable group.

A composition comprising (1) a first crosslinkable polymer compound having an aromatic conjugated repeating unit and a crosslinkable group and having at least one of a light emitting property and charge transportability, and (2) a second crosslinkable polymer compound having an aromatic conjugated repeating unit and a crosslinkable group at least one of which is different from the aromatic conjugated repeating unit in the first crosslinkable polymer compound and the crosslinkable group in the first crosslinkable polymer compound, and having at least one of a light emitting property and charge transportability, wherein at least one of the first crosslinkable polymer compound and the second crosslinkable polymer compound has a crosslinkable group represented by the following formula (Z-3) or (Z-4): ##STR00001##
in the formulae, R.sup.c represents a hydrogen atom, or a substituent such as an unsubstituted or substituted alkyl group or the like, the plurality of R.sup.c moieties may be the same or different.

A novel material is provided herein which is suitable for use in a precursor of a polymer coating material that coats a polymer on a surface of a base material to provide the base material with surface modification and/or functionality assignment. A composite material characterized in that a compound having a polymerization initiation site containing a halogen group is incorporated in a crosslinked structure comprising a catechol derivative or a phenol derivative represented by the following formula (I). In the formula (I), R may be interrupted by an oxygen molecule and represents a hydrocarbon group with 2 to 20 carbons that has at least one double bond site, and A represents a hydrogen atom, a hydroxyl group, or an alkoxy group with 1 to 20 carbons. ##STR00001##