Linear carborane-(siloxane or silane)-acetylene based copolymers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From boron reactant having at least one boron to hydrogen or...

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

528 25, 528 32, C08G 7756

Patent

active

057805695

ABSTRACT:
A novel organoboron polymer and its method of preparation is claimed. The organoboron polymer has a backbone having a repeating unit comprising at least one carboranyl group, at least two acetylenic groups, and one or more silyl or siloxanyl groups.

REFERENCES:
patent: 3234288 (1966-02-01), D'Alello
patent: 3397221 (1968-08-01), Papetti et al.
patent: 3457222 (1969-07-01), Papetti et al.
patent: 3457223 (1969-07-01), Papetti et al.
patent: 3542730 (1970-11-01), Papetti et al.
patent: 3661847 (1972-05-01), Chapman et al.
patent: 3733298 (1973-05-01), Knollmueller et al.
patent: 4145504 (1979-03-01), Hedaya et al.
patent: 4208492 (1980-06-01), Hedaya et al.
patent: 4235987 (1980-11-01), Peters
patent: 4269757 (1981-05-01), Mine et al.
patent: 4857490 (1989-08-01), Johnson
patent: 4946919 (1990-08-01), Johnson
patent: 5272237 (1993-12-01), Keller et al.
patent: 5292779 (1994-03-01), Keller et al.
patent: 5348917 (1994-09-01), Keller et al.
Inorganic and Organometallic Polymers M. Zeldin et al. (Eds.), Amer. Chem. oc. Wash. DC (1988) at -pp. 44, 90.
Efficient "One Pot" Synthesis of Silylene--Acetylene and Disilylene-Acetylene Preceramic Polymers From Triothoro Ethylene, IJAde-Maghsoodi et al. J. of Polymer Science: Part A vol. 28, 955 (1990) at p. 958.
Ceramics via Polymer Pyrolysis, K.J. Wynne et al 14 Ann. Rev. Mat. Sci. 29 (1984 pp. 297-334.
High Temperature Siloxane Elastomers, P. Dvornic et al., Huthig & WSPF Verlag Basel, N.Y. (1990) at pp. 277, 282.
Poly(Dodecacarborane-Siloxanes), E. Peters, J. Macromol. Sci-Rev. Macromol. Chem., C17(2), (1979), at pp. 190-199.
Synthesis and Study of Silylene-Diacetylene Polymers, Maghsoodi et al. 23 Macromolecules (1990) pp. 4485-4486.
d-Orbital Effects in Silicon Substituted .pi.-Electron Systems. Part XII. Some Spectroscopic Properties of Alkyl and Silyl Acetylenes and Polyacetylenes, H. Bock et al., J. Chem. Soc. (B), (1968) at p. 1159.
Silylation as a Protective Method for Terminal Alkynes in Oxidative Couplings -A General Scheme of the Parent Polyynes, Eastmond et al., 28 Tetramedron 4601 (1972), pp. 4601-4616.
A New Series of Organo Boranes. VI. The Synthesis and Reactions of Some Silyl Neocarboranes, Papetti et al, 3 Inorg. Chem 1448 (1964) at 1449.
A New Series of Organo Boranes. VII The Preparation of Poly-m-Carboranylenesiloxanes, Papetti et al., 4 J. of Polymer Sci.:Part A-1, 1623 (1966) at p. 1630.
Icosahedral Carboranes. XV. Monomeric Carboranylene Siloxanes, Scott et al. 9 Inorg. Chem 2597 (1970) at p. 2599. Polymer Containing Diacetylene Units and Its Conversion to a Highly Cross-Linked Organic Solid, Callstrom et al., 21 Macromolecules 3528-2530 (1988).
Hypercross-Linked Organic Solids: Preparation from Poly (aromatic diacetylines) and Preliminary Measurements of Their Young's Modulus, Hardness, and Thermal Stability, Neenan et al., 21 Macromolecules 3525-3528 (1988).

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

Linear carborane-(siloxane or silane)-acetylene based copolymers 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 carborane-(siloxane or silane)-acetylene based copolymers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Linear carborane-(siloxane or silane)-acetylene based copolymers will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1882652

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