Stimuli-responsive polymer utilizing keto-enol...

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C526S307600, C526S318000, C526S317100, C526S319000, C526S258000

Reexamination Certificate

active

06852819

ABSTRACT:
A stimuli-responsive polymer derivative utilizing keto-enol tautomerization. Also disclosed are a simple process for producing an N-acyl(meth)acrylamide derivative which can be used as a monomer for the stimuli-responsive polymer, a process for the production of an intermediate thereof, and an intermediate thus produced.

REFERENCES:
patent: 2719138 (1955-09-01), Hagemeyer, Jr., et al.
patent: 4157323 (1979-06-01), Yen et al.
patent: 4206094 (1980-06-01), Yen et al.
patent: 4438239 (1984-03-01), Rembaum et al.
patent: 4571418 (1986-02-01), Younes
patent: 4780409 (1988-10-01), Monji et al.
patent: 4935413 (1990-06-01), Urano et al.
patent: 5284766 (1994-02-01), Okano et al.
patent: 5998588 (1999-12-01), Hoffman et al.
patent: 6018033 (2000-01-01), Chen et al.
patent: 625 413 (1963-06-01), None
patent: 625 613 (1963-06-01), None
patent: 2 738 252 (1997-03-01), None
T. Aoki et al.,Polymer Preprints, Japan(English Edition), 46(6-14), abstract of “Molecular Recognition of Bases of Nucleic Acid by a Uracil Group-Containing Polymer Which Form Hydrogen Bonded Polymer Complex” (1997).
K. Nakamura et al.,Sophia Polymer, 29-30 (1996).
T. Aoki et al.,Macromolecules, 27(4), 947-952 (1994).
H. Katono et al.,Polymer Journal, 23(10), 1179-1189 (1991).
H. Katono et al.,Journal of Controlled Release, 16, 215-228 (1991).
P. Köberle et al.,Makromol. Chem., Rapid Commun., 12, 427-433 (1991).
Database WPI, Section Ch, Week 199530, Derwent Publications Ltd., London, GB; AN 1995-227588 XP002188699 (Abstract of JP 07-136505A).
Kathmann et al., Macromolecules, American Chemical Society, Easton, US, vol. 29, No. 16, pp. 5273-5278 (1996).
Bowersock et al., Journal of Controlled Release, vol. 31, pp. 245-254 (1994).
Database Compendex, Engineering Information, Inc., New York, NY, US; Cowie, J.M.G. et al.: “Location of three critical phase boundaries in poly(acrylic acid)-dioxane solutions”, Database Accession No. EIX90120561789, XP002253911, abstract, Polymer, vol. 21, No. 8, (1990), p. 1507-1513.
Database WPI, Section Ch, Week 199530, Derwent Publications Ltd., London, GB; AN 1995-227588, XP002188699, and JP 07 136505 (1995), abstract.
Kathmann, E.E. et al., Macromolecules, vol. 29, No. 16, pp. 5273-5278, (1996).
Seiller, B. et al., Tetrahedron, vol. 51, No. 40, pp. 10901-10912 (1995).
Databse Beilstein, Beilstein Registry No. 1754850, (1996), Acetyl-methacryloyl-amine XP002253912.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Stimuli-responsive polymer utilizing keto-enol... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Stimuli-responsive polymer utilizing keto-enol..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Stimuli-responsive polymer utilizing keto-enol... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3492798

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.