Tag Archives: polyurethane

Method for producing high moisture and air permeability and high water repellency polyurethane PU leather by using dry transfer coating process and its product

Application Number: 00105613Application Date: 2000.04.11Publication Number: 1272570Publication Date: 2000.11.08Priority Information: International: D06N3/14Applicant(s) Name: Yufeng Xingye Co., Ltd.Address: Inventor(s) Name: Cai JiabangPatent Agency Code: 11021Patent Agent: tang baobengAbstract The present invention discloses a dry transfer coating process to produce high moisture permeability and high air permeability and water-dispelling property polyurethane PU surface layer and its products.… Read More »

Water-contained wax dispenser used as pore-creating agent in preparation of polyurethane flexible foams

Application Number: 00104800Application Date: 2000.03.29Publication Number: 1269373Publication Date: 2000.10.11Priority Information: 1999/3/29 US 09/280341International: C08G18/32;C08G18/72Applicant(s) Name: Air Products and Chemicals Inc.Address: Inventor(s) Name: J. H. Foray;Jr. A. R. Anord;T. C. BoyeePatent Agency Code: 72001Patent Agent: lu xinhuaAbstract A method for preparing a flexible or semi-flexible polyurethane foam by reacting an organic polyisocyanate with a polyol in… Read More »

Polyurethane resine compositions

Application Number: 00104733Application Date: 2000.03.24Publication Number: 1268530Publication Date: 2000.10.04Priority Information: 1999/10/29 JP 308736/99; 1999/3/24 JP 79419/99International: B29C70/58;C08L67/00Applicant(s) Name: Hiroshi Plastic K. K.Address: Inventor(s) Name: Kanai Hiroyuki;Katsu MatatetsuPatent Agency Code: 72001Patent Agent: pang lizhiAbstract A thermoplastic resin having such a sufficient heat shock resistance that it is unbroken by common temperature changes when applied to an… Read More »

3-{N-[2-(N',N'-dimethyl amino oxyethyl group) ethyl] N-methylamino} propionamide used for producing polyurethane

Application Number: 00104729Application Date: 2000.03.24Publication Number: 1270956Publication Date: 2000.10.25Priority Information: 1999/3/26 US 09/276966International: C07C233/04;C08G71/00Applicant(s) Name: Air Products and Chemicals Inc.Address: Inventor(s) Name: R. V. C. Carl;Chen Ning;M. L. ListmannPatent Agency Code: 72001Patent Agent: liu yuanjinAbstract 3-{N-[2-(N',N'-dimethylamino ethoxy)ethyl]-N-methylamino}propionamide is a new compound which is useful as a catalyst in the production of polyurethane foams.

Novel catalyst composition for prodn. of polyurethane

Application Number: 00104727Application Date: 2000.03.24Publication Number: 1268525Publication Date: 2000.10.04Priority Information: 1999/3/26 US 09/276963International: C08G18/18Applicant(s) Name: Air Products and Chemicals, Inc.Address: Inventor(s) Name: Chen Ning;R. P. Edwood;M. L. RistmannPatent Agency Code: 72001Patent Agent: liu yuanjinAbstract A composition having the formula:wherein R is a linear alkyl, branched alkyl, cycloalkyl, polycyclic alkyl, alkylaminoalkyl, or alkyloxyalkyl group having 1… Read More »

Amido functional amino catalyst for prodn. of polyurethane

Application Number: 00104726Application Date: 2000.03.24Publication Number: 1268524Publication Date: 2000.10.04Priority Information: 1999/3/26 US 09/276962International: C08G18/16Applicant(s) Name: Air Products and Chemicals, Inc.Address: Inventor(s) Name: Chen Ning;R. V. C. Karr;M. L. RistmannPatent Agency Code: 72001Patent Agent: liu yuanjinAbstract The use of 3-[3-(dimethylamino)propyl]-propionamide (Formula I) and 3,3'-{[3-(dimethylamino)propyl]imino}bis-propanamide (Formula II) as catalysts in the production of polyurethanes.

Branch-like and high branching polyurethane

Application Number: 00104689Application Date: 2000.02.04Publication Number: 1264716Publication Date: 2000.08.30Priority Information: 1999/2/4 DE 19904444.9International: C08G18/70Applicant(s) Name: BASF AktiengesellschaftAddress: Inventor(s) Name: B. Brukmann;U. Ea;F. WingattPatent Agency Code: 11038Patent Agent: huang zexiongAbstract In a process for the production of dendrimeric or highly-branched polyurethanes by reacting di- and/or poly-isocyanates with NCO-reactive compounds, at least one of the reactants has… Read More »

Process for producing polyurethane foamed plastic

Application Number: 00104550Application Date: 2000.01.05Publication Number: 1267674Publication Date: 2000.09.27Priority Information: 1999/1/5 US 09/225550International: C08G18/18;C08G18/40Applicant(s) Name: CK Waightke Co.Address: Inventor(s) Name: H. Elgbari;L. MullerPatent Agency Code: 72001Patent Agent: ma chongdeAbstract A process for preparing a polyurethane foam, especially according to the one-shot foaming process the quasi-prepolymer process and the prepolymer process, by reactions between a polyisocyanate… Read More »

Process for producing polyurethane foam plastics

Application Number: 00104505Application Date: 2000.01.05Publication Number: 1269372Publication Date: 2000.10.11Priority Information: 1999/1/5 US 09/225549International: C08G18/32;C08G18/08Applicant(s) Name: CK The Whitaker Corp.Address: Inventor(s) Name: H. ergbarly;L. MulerPatent Agency Code: 72001Patent Agent: ma chongdeAbstract A process for preparing a polyurethane foam, especially according to the one-shot foaming process, the quasi-prepolymer process and the prepolymer process by reactions between a… Read More »

Dual-component polyurethane adhesive and its preparing process

Application Number: 00103599Application Date: 2000.04.04Publication Number: 1316479Publication Date: 2001.10.10Priority Information: International: C09J175/04Applicant(s) Name: Jiang QinjunAddress: Inventor(s) Name: Jiang Qinjun;Wang Ziping;Deng YudongPatent Agency Code: 11230Patent Agent: zhang ejunAbstract A dual-component polyurethane adhesive for the packing material of food contains the polyhydroxy compound prepared from polyesterol, modified epoxy resin and reinforcing agent, and the prepolymer of isocyanate… Read More »

Polyurethane elastic silk and elastic braided fabric

Application Number: 00103274Application Date: 2000.03.15Publication Number: 1267753Publication Date: 2000.09.27Priority Information: 1999/3/16 JP 070523/1999; 2000/2/4 JP 2000-27018International: D01F6/70;D03D15/08Applicant(s) Name: Toyo Boseki K. K.Address: Inventor(s) Name: Okomoto Wajo;Kiyomizu Hirosuke;Kiyomizu KenjiPatent Agency Code: 72002Patent Agent: cheng weiAbstract Polyurethane elastic yarns meeting the following conditions: (1) the angle corresponding to the half-height width of maximum peak intensity in an… Read More »

High-durability flexible polyurethane cold curing moulding foamed plastic and preparation method thereof

Application Number: 00102215Application Date: 2000.02.10Publication Number: 1263900Publication Date: 2000.08.23Priority Information: 1999/2/10 JP 032871/99International: C08G18/00Applicant(s) Name: Mitsui Chemical Inc.Address: Inventor(s) Name: Tsube Masahiro;Okubo Kabuhiko;Sakaiki JiroPatent Agency Code: 31100Patent Agent: bai yihuaAbstract The high-durability flexible polyurethane cold cure molded foam of the invention has an overall density of not less than 35 kg/m3 and not more than… Read More »

Components of coating liquid for improving blood compatibility of polyurethane surface

Application Number: 00101714Application Date: 2000.01.14Publication Number: 1306042Publication Date: 2001.08.01Priority Information: International: C08J7/04;C08L71/00Applicant(s) Name: Zhejiang UnivAddress: Inventor(s) Name: Feng Linxian;Ji Jian;Sun YonghongPatent Agency Code: 33200Patent Agent: zhang fagaoAbstract A coating liquid for improving the blood compatibility of polyurethane surface is composed of components A and B in weight ratio of 1-3. Said component A is a… Read More »

Amphoteric polyurethane having side chain with acid and base groups and its preparation method

Application Number: 00100680Application Date: 2000.01.27Publication Number: 1260356Publication Date: 2000.07.19Priority Information: International: C08G18/08Applicant(s) Name: Tianjin UniversityAddress: Inventor(s) Name: Dong Anjie;Sun DuoxianPatent Agency Code: 12201Patent Agent: ren yanAbstract The ampholytic polyurethane is prepared by using diisocyanate, polyether or polyester glycol, dihydroxypropionic acid and 3-dimethylamino-1,2-propanediol (DAP) or 3-dimethylaminopropylamine (DMAPA) as raw material, which possesses two kinds of random… Read More »

Non-solvent single-component water-proof asphalt-base polyurethane paint and its preparing process

Application Number: 00100383Application Date: 2000.01.20Publication Number: 1306053Publication Date: 2001.08.01Priority Information: International: C09D5/16;C09D175/04;C09D195/00Applicant(s) Name: Beijing Research Inst of Building EngineeringAddress: Inventor(s) Name: Fang Yiping;Li LaiquanPatent Agency Code: 00000Patent Agent: Abstract A non-solvent single-component water-proof asphalt-base polyurethane paint for underground engineering, bathroom and roof is prepared from polyurethane pre-polymer prepared from macro-molecular isocyanate and macro-molecular polyether, petroleum… Read More »