Class / Patent application number | Description | Number of patent applications / Date published |
525434000 | Solid polymer derived from hydroxyl group-containing reactant | 10 |
20110082264 | TRANSKETALIZED COMPOSITIONS, SYNTHESIS, AND APPLICATIONS - The present disclosure relates to the preparation of ketal compounds from polyols and oxocarboxylates, and uses thereof. | 04-07-2011 |
20110196109 | POLYMER, COMPOSITION AND FILM - Polyamic acid including structural units of the following Chemical Formulae 1 and 2 is provided: | 08-11-2011 |
20110301305 | Fluorinated Dicarboxylic Acid Derivative and Polymer Obtained Therefrom - According to the present invention, a polymer is obtained by polycondensation of a fluorinated dicarboxylic acid derivative of the general formula (M-1) or an acid anhydride of the fluorinated dicarboxylic acid with a polyfunctional compound having two to four reactive groups corresponding in reactivity to carbonyl moieties of the fluorinated dicarboxylic acid derivative or acid anhydride. | 12-08-2011 |
20130085237 | Fluorinated Diamine and Polymer Formed Therefrom - Polymer compounds derived from fluorine-containing diamine compounds represented by formula (1). | 04-04-2013 |
20130211012 | Carrier Nanoparticles and Related Compositions, Methods and Systems - Carrier nanoparticles comprising a polymer containing a polyol coupled to a polymer containing a boronic acid, configured to present the polymer containing a boronic acid to an environment external to the nanoparticle and related compositions, methods and systems. | 08-15-2013 |
20130296502 | COPOLYMERS COMPRISING POLYAMIDE BLOCKS AND POLYETHER BLOCKS AND HAVING IMPROVED MECHANICAL PROPERTIES - The invention relates to a process for producing a shaped article having excellent mechanical properties, said article comprising a block copolymer PAX.Y/PE comprising polyamide (PA) blocks alternating with polyether (PE) blocks, prepared from homopolyamide blocks PAX.Y by polycondenstation of linear aliphatic diamines where PAX.Y is selected from the group consisting of PA 10,12; PA 6,18; PA 10,14; and PA 12.12, reacted with polyether PE blocks in the presence of a catalyst to produce a block copolymer PAX.Y/PE, wherein said PE blocks are either PE diols, or PE blocks comprising NH | 11-07-2013 |
20140213739 | SOLVENTLESS PROCESS FOR THE PREPARATION OF AMINE FUNCTIONAL POLYETHERIMIDE RESINS WITH IMPROVED MELT FLOW - The disclosure relates to a process that includes blending a polyimide resin and a primary alky amine organic compound to produce an aryl amine functionalized polyimide, having aryl amine functionality in excess of any anhydride functionality. The polyimide resin can have a weight average molecular weight (Mw) from 5,000 to 100,000 daltons. The organic compound can include at least one primary aliphatic amine without a direct linkage of a nitrogen to an aryl group and without a functionality selected from a halogen functionality, a hydroxyl functionality, a sulfonic acid functionality, a sulfonic acid salt functionality, and combinations thereof. The disclosure also relates to alkyl imide functionalized polyimides also with aryl amine functionalized polyimides, having aryl amine functionality in excess of any anhydride functionality and articles produced therefrom. | 07-31-2014 |
20140288244 | Method For Manufacturing Block Copolymer - Providing a method for producing a compound represented by formula (1) from a compound represented by formula (2), by which the additive amount of an aryl (C1-C8) alkyl alcohol which may have a substituent and the amount of residual carboxyl groups of pAsp (polyaspartic acid) are controlled. | 09-25-2014 |
20150011715 | High-Molecular Weight Conjugate Of Resorcinol Derivatives - Provided is a high-molecular weight conjugate of resorcinol derivatives which is excellent in water solubility and stability and has high antitumor activity even when used in a smaller total drug amount than the resorcinol derivatives. The high-molecular weight conjugate of resorcinol derivatives comprises a structure in which a carboxyl group of polymer moiety having a carboxyl group in the side chain and polyethylene glycol moiety is linked to a hydroxyl group of resorcinol derivatives via an ester bond. | 01-08-2015 |
20160053112 | BIODEGRADABLE POLYESTER-BASED BLENDS - Compositions of biodegradable polymer blends and methods for making these polymers are disclosed. A polymer blend may have a composition of at least one biodegradable polyester present in about 50 weight percent to about 90 weight percent of the polymer composition, at least one biodegradable elastomer with cross-linked epoxy functional groups, and at least one catalytic curing agent. The at least one biodegradable elastomer and the at least one catalytic curing agent can be present in a total amount of about 10 weight percent to about 50 weight percent of the polymer composition, and can be present in a weight-to-weight ratio of about 19:1 to about 1:1. Further, the polymer may have a notched Izod impact strength according to ASTM D256 of about 150 Joules/meter to about 1200 Joules/meter. | 02-25-2016 |