Functional substances derived from oligoolefins having functional groups at the ends

A functional substance selected from the group consisting of:

• a functional substance with exhibited amphiphilicity comprising an oligoolefin chain and a perfluoroalkyl group(s) at a single end thereof or at both ends thereof and represented by the following general formula (3):
• wherein R represents an alkyl group of from 1 to 3 carbon atoms, a phenyl group, a mixed group of methyl and ethyl or a mixed group of methyl and hydrogen;
• and n represents an integer of from 2 to 100;
• and R11 represents H—, CH3—, HO—CH2— or R2—CH2—, wherein R12 is
• further wherein R13 represents H—, Rf1—(CH2)r— or a poly(oxyalkylene) group;
• R14 represents H— or CH3—;
• Rf1 and Rf2 each independently represents a perfluoroalkyl-containing group of from 1 to 20 carbon atoms;
• r is 0 or 1;
• and p is defined by 2p (the total of the left and the right)/n being in the range of from 0.1 to 10,
• a functional substance represented by the following general formula (2):
• wherein R and n represent the same meanings as previously defined;
• R1 represents H—, R2—CH2— or R3—CH2—;
• R2 represents —OH or;
• and R3 represents a hydrogen atom, an alkyl group of from 1 to 8 carbon atoms or an alkenyl group of from 1 to 8 carbon atoms,
• a functional substance with exhibited photopolymerizing capability comprising a telechelic oligoolefin comprising an oligoolefin chain and a reversible photopolymerization/dissociation group at an end thereof and represented by the following formula (4):
• wherein R and n represent the same meanings as previously defined;
• R21 represents R22—(C(O)O)q— or R23—,
• wherein R23 represents hydrogen, a hydroxyl group, an alkyl group of from 1 to 8 carbon atoms or an alkenyl group of from 1 to 8 carbon atoms;
• q is 0 or 1;
• R22 represents an anthranyl group when q is 1 and a photolabile group selected from pyrimidyl, uracyl or thymidyl and capable of dimerizat ion upon exposure to an active ray having a long wavelength of 300 nm or greater when q is 0,
• a functional substance with exhibited photo- and/or thermodissociation capability comprising a polymer formed by photopolymerizing two or more molecules of a telechelic oligoolefin containing a reversible photopolymerization/d issociation group and represented by the above-mentioned formula (4), said functional substance comprising a repeating unit of the following the general formula (5):
• wherein R, n, q, R21 and R22 represent the same meanings as previously defined,
• a functional substance with exhibited hydrolizabilty comprising a multiblock copolymer of an oligoolefin comprising a repeating unit of the general formula (6):
• wherein R and n represent the same meanings as previously defined;
• R31 may be the same as or different from R and represents an alkyl group of from 1 to 3 carbon atoms or a phenyl group;
• and m may be the same as or different from n and represents an integer of from 1 to 100, and
• a functional substance capable of forming a microphase separation structure comprising a polymaleimide comprising an oligoolefin chain and a polydimethylsiloxane chain, the polymaleimide comprising a repeating unit of the general formula (7):
• wherein R and n represent the same meanings as previously defined;
• c is an integer of from 1 to 10;
• and h is an integer of from 1 to 100;
• wherein the functional substance comprises an oligoolefin chain and a perfluoroalkyl group(s) Rf1 at a single end thereof or at both ends thereof and is represented by the following general formula (3a):
• wherein R represents an alkyl group of from 1 to 3 carbon atoms or a phenyl group;
• and Rf1, R11, r and n have the same meanings as previously defined in the general formula (3).