Linear and cyclic polymers or oligomers having a photoreactive e

Details Linear and cyclic polymers or oligomers having a photoreactive e Linear and cyclic polymers or oligomers having a photoreactive e

1994-02-04

1996-07-23

Schoffer, Joseph I.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526245, 526258, 5262921, 526293, 526297, 526279, 526304, 526305, 526311, 526328, 526347, C08F 2010, C08F 2022, C08F 2036, C08F 2042

Patent

active

055390749

ABSTRACT:
The invention is concerned with linear and cyclic polymers or oligomers having a photoreactive ethene group. The polymers are of the formula ##STR1## wherein M.sub.a, M.sub.b, M.sub.c are monomer units for homo- or copolymers;

REFERENCES:
patent: 4974941 (1990-12-01), Gibbons et al.
patent: 5190687 (1993-03-01), Hachiya et al.
Nishikubo et al., Macromolecules 18:2131-2135 (1985).
Barley et al., Makomol. Chem. 192:2801-2810 (1991).
Kawanishi et al., Polymers for Advanced Technologies 1:311-318 (1990).
Derwent Abstract for EP 482 985.
Schadt et al., "Surface-induced parallel alignment of liquid crystals by linearly polymerized photoplymers"Jpn. J. Appl. Phys. 31:2155-2164 (1992).
Ichimura et al. "Reversible change in alignment mode of nematic liquid crystals regulated photochemically by command surfaces, modified with an azobenzene monolayer", Langmuir 4:1214-1216 (1988).
Seki et al., "Photochemical alignment regulation of a nematic liquid crystals by Langmuir-Blodgett layers of azobenzene polymers as command surfaces", Macromolecules 22:3505-3506 (1989).
Ichimura et al., "Reversible alignment change of liquid crystals induced by photochromic molecular films, reversible alignmen of a nematic liquid crystal induced by pendent azobenzene groups-containing polymer thin films", Makromol. Chem., Rapid Commun. 10:5-8 (1989).
Ichimura et al. "Photocontrol of in-plane alignment of a nematic liquid crystal by a photochromic spiropyran momolayer absorbing linearly polarized light", Chemistry Letters, pp. 1063-1066 (1992).
Abstract 93-037881/05 for EP 525 477 (1993).
Abstract 93-037882/05 for EP 525 478 (1993).
Abstract 93-037877/05 for EP 525 473 (1993).

Affiliated with

Also associated with

Rating

Linear and cyclic polymers or oligomers having a photoreactive e does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Linear and cyclic polymers or oligomers having a photoreactive e, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Linear and cyclic polymers or oligomers having a photoreactive e will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-713934