692 patents
Page 23 of 35
Utility
Aqueous polymer dispersion and aqueous coating composition comprising the same
12 Oct 21
An aqueous dispersion of a multistage polymer, an aqueous coating composition having an extended open time and capable of providing coatings with good water resistance, and a process of preparing the coatings.
Xiaohong Yang, Tao Wang
Filed: 16 Jun 16
Utility
Stabilized moisture-curable polymeric compositions
12 Oct 21
Silane-crosslinkable polymeric compositions comprising a polyolefin having hydrolyzable silane groups, an acidic silanol condensation catalyst, and a phenolic antioxidant.
Dachao Li, Jessica D. Drazba, Manish Talreja, Jeffrey M. Cogen, Timothy J. Person, Paul J. Caronia
Filed: 1 Nov 16
Utility
ewzyctkjfggr65bvwk6lsy7xn3i5wbr6zjljk0cxpxdxvnb1htboxl3pg
12 Oct 21
An aqueous composition which is useful for producing coatings and capsule shells comprises a) dispersed particles of an esterified cellulose ether comprising (i) groups of the formula —C(O)—R—COOA or (ii) a combination of aliphatic monovalent acyl groups and groups of the formula —C(O)—R—COOA, wherein R is a divalent hydrocarbon group and A is hydrogen or a cation, and the total degree of ester substitution is more than 0.70, and b) an esterified cellulose ether comprising aliphatic monovalent acyl groups and groups of the formula —C(O)—R—COOH, R being a divalent hydrocarbon group, wherein I) the degree of neutralization of the groups —C(O)—R—COOH is not more than 0.4, II) the total degree of ester substitution is from 0.03 to 0.70, and III) the esterified cellulose ether b) has a solubility in water of at least 2.0 weight percent at 2° C.
Oliver Petermann, Matthias Knarr, Meinolf Brackhagen
Filed: 29 Sep 16
Utility
z22ad7bqjppxapwvmbx3e1culq
12 Oct 21
A polyurethane-polyorganosiloxane copolymer and methods for its preparation are disclosed.
Bizhong Zhu, Martin Grasmann, Vinita Pandit
Filed: 18 Aug 17
Utility
f0ntrot gk31i4pkh2puks4xc
5 Oct 21
The present invention provides coated films and packages formed from such films.
Juan Carlos Casarrubias, Claudia Hernandez, Zair Dominguez Trinidad, Jie Wu
Filed: 27 Sep 17
Utility
uqchpuc05fl6xe8qzyohwzvdpqn
5 Oct 21
A high pressure, free radical polymerization process to form an ethylene-based polymer, the process comprising at least the following step: polymerizing a reaction mixture comprising ethylene, using a polymerization system comprising the following: (A) a reactor configuration comprising at least one reactor that comprises at least two reaction zones, a first reaction zone (reaction zone 1) and an ith reaction zone (where i≥2); wherein the ith reaction zone is the last reaction zone, and wherein i is the total number of reaction zones; (B) at least two ethylene-based feed streams, a first ethylene-based feed stream and an nth ethylene-based feed stream, wherein the first ethylene-based feed stream is sent to the first reaction zone, and the nth ethylene-based feed stream is the last ethylene based feed stream sent to the reactor configuration; wherein n≤i; and RZn/RZ1 does not equal 1.0, where RZ1=mole fraction of make-up ethylene in the first ethylene-based feed stream to the first reaction zone; where RZn=mole fraction of make-up ethylene in the last ethylene-based feed stream sent to the reactor configuration; (C) a control system to control the percentage of the make-up ethylene in the first ethylene-based feed stream, and the percentage of the make-up ethylene in the nth ethylene-based feed stream; and wherein at least one reaction zone receives a CTA make-up feed stream comprising an alpha-olefin, and wherein the alpha-olefin has a chain transfer activity constant (Cs) value ≤0.10, and wherein the chain transfer activity constant (Cs) is measured at 1360 atm, 130° C.
Otto J. Berbee, Stefan Hinrichs, Bharat I. Chaudhary, Teresa P. Karjala, John O. Osby, Jose Ortega
Filed: 13 Jul 18
Utility
b3lcqgj5df4q80 a3ivat
5 Oct 21
A process to form a first composition comprising a functionalized olefin-based polymer comprises: a) polymerizing a composition comprising an olefin to form a reaction product comprising an olefin-based polymer; b) subjecting at least a portion of the reaction product to at least one devolatilization to form a polymer-rich melt, wherein step b) occurs downstream from and in-line with step a); and c) reacting at least a portion of the polymer-rich melt with at least one functionalization agent and, optionally, at least one free-radical initiator to form the first composition, wherein step c) occurs downstream from and in-line with step b), wherein “the viscosity of the functionalized olefin-based polymer (177° C./350° F.)” to “the viscosity of the olefin-based polymer (177° C./350° F.)” is from 0.1 to 5.0.
Shrikant Dhodapkar, Gregory E. Johnson, Rennisha R. Wickham, Santosh S. Bawiskar, Guang Ming Li, Harold W. Boone
Filed: 22 Sep 16
Utility
llzzh0uyu82womxrs9dq8ibtaep l2fo1mhf6ubj9b
5 Oct 21
A multistage aqueous emulsion polymer comprising from 88% to 98% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer, of a first polymer core; and from 2% to 12% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer, of a second polymer shell, wherein the first polymer core and the second polymer shell each independently comprises, as polymerized units, one or more ethylenically unsaturated nonionic monomers, wherein the second polymer shell further comprises, as polymerized units, from 20% to 60% by dry weight, based on total dry weight of the second polymer shell, of an acid monomer, wherein said acid monomer is, as polymerized units, from 1.1% to 4.2% by dry weight, based on total dry weight of the multistage aqueous emulsion polymer.
Xiangting Dong, Ling Li, Jinyuan Zhang, Wei Cui, Han Liu, Qingwei Zhang
Filed: 21 Dec 15
Utility
2dakehrg1j9a3z3rr5ls8s8lboj
5 Oct 21
A method for making long chain hydroxyl terminated polydiorganosiloxanes with low cyclics content via condensation polymerization employs a selective catalyst.
John Roberts, Matthew Belowich, Thomas Peterson, Vladimir Pushkarev, Evelyn Auyeung, Mark Rickard
Filed: 3 Jul 19
Utility
iucb3wqnkshcv76atxbyvgsv896gk6fjtr30q6ffrgjkzs8 pj7
5 Oct 21
Provided is a curable particulate silicone composition that is hot-meltable, has excellent handling workability, curing properties, and gap fill properties when melted, and gives a cured product having excellent flexibility and resilience from room temperature to high temperatures of about 150° C.
Ryosuke Yamazaki
Filed: 4 Aug 17
Utility
6rlm48loprmj 5qfijfesxdk
5 Oct 21
Polyurethane foams are made by curing a reaction mixture that contains an aromatic polyisocyanate, at least one isocyanate-reactive material having an average functionality of at least 2 and an equivalent weight of at least 200 per isocyanate-reactive group, at least one blowing agent, at least one surfactant and at least one catalyst, at least one polyacetoacetate compound and least one antioxidant.
Jiguang Zhang, Shaoguang Feng, Michael T. Malanga, Zhengming Tang, Wenbin Yao, Degang Zhang, Ping Zhang, Jian Zou
Filed: 20 Feb 17
Utility
69fy86ya3tgiviqxoncixagzr87tcyn78ag7fph64rr3x
5 Oct 21
Provided are poly(methyl methacrylate) resin compositions containing (a) a methyl methacrylate polymer, and (b) a multistage acrylic impact modifier containing (i) a core-shell polymer, and (ii) an overpolymer containing methyl methacrylate monomers and a chain transfer agent.
Steven Brown, Carlos A. Cruz, Morris Wills
Filed: 13 Jul 18
Utility
f777cfs6 3n9wyxrnp40it17
5 Oct 21
An aqueous coating composition having good freeze-thaw stability and providing coatings with good stain resistance.
Zhen Qian, Yaguang Zhao, Jianming Xu, Qingwei Zhang, Wei Li, Ling Li
Filed: 11 Nov 16
Utility
jtba0t1x1mh szl60gfcackl0jru26qa4
5 Oct 21
A method for producing a sealed optical semiconductor device makes it possible to seal an optical semiconductor element using a sealing film.
Eiji Kitaura, Masaaki Amako, Steven Swier
Filed: 31 Aug 18
Utility
jyl 6z6cpv9p0hfjf2wk1gen2t1m3aokecdsx1wbs
28 Sep 21
The invention is an improved method of making a carbon molecular sieve (CMS) membrane in which a precursor polymer is pyrolyzed to form a carbon molecular sieve membrane that is then exposed to a conditioning atmosphere comprised of a target permeate gas molecule such as ethylene when the membrane is desired to separate it from a light hydrocarbon gas stream.
John Hessler, William J. Koros, Liren Xu, Mark K. Brayden, Marcos V. Martinez
Filed: 30 Nov 16
Utility
qcf932vun00by98 o1wae7nl1gsxuvizjslqo68656
28 Sep 21
The present invention relates to methods for slowing deactivation of a catalyst and/or slowing tetraphosphine ligand usage in a hydroformylation process.
Michael A. Brammer, Michael C. Becker, William N. Felsted, II
Filed: 3 May 19
Utility
wdlt33tlyb2taziuto1gu6n 63pdmq
28 Sep 21
A suspension process for preparing an acetoacetyl functional polymer and the acetoacetyl functional polymer made from the process suitable for aldehyde abatement.
Jiguang Zhang, Jian Zou, Yahong Zhang, Hongyu Chen, Zheng Zhang
Filed: 29 May 17
Utility
cx49ks1k31u2d10i4y91gyl4g9nw e766bf6rr4arwtvn9
28 Sep 21
This invention generally relates to a coating composition which provides a coating film with high hydrophilic resistance and high hydrophobic resistance.
Jianming Xu, Wei Cui, Tao Wang, Siyuan Jiang, Qingwei Zhang, Daoshu Lin
Filed: 2 Sep 16
Utility
58xjejy5yyqs8anr27iohhdbxwix77 nvzc8vgxu9j
28 Sep 21
The present disclosure provides a plastic living hinge.
Yijian Lin, Yushan Hu, Todd A. Hogan, Colin LiPiShan, Keran Lu, Mridula Kapur
Filed: 18 Jun 18
Utility
cy055jlc1njj94g8d4 rnr53tbpj
21 Sep 21
The present invention relates to a dehydration composition and method of use thereof for drying gas streams, in particular natural gas streams, wherein the dehydration composition comprises (i) a glycol, (ii) an imidazole compound, and optionally (iii) one or more of an alkali metal carboxylate, an additional glycol different than (i), an alkanolamine, a phosphate acid, a salt of a phosphate acid, a borate acid, a salt of a borate acid, a sweetening agent, a low temperature viscosity improver, a corrosion inhibitor, an antifoaming agent, or mixtures thereof.
Christophe R. Laroche, Eric J. Klinker, Sara B. Klamo, Angela I. Padilla-Acevedo, Ashwin R. Bharadwaj, Stephen W. King, Edward D. Daugs, Brian A. Jazdzewski
Filed: 20 Apr 17