Patent

Patent

September 1991 Additives for Polvmers F&port co-author Ms. Carolyn Reilly indicates that this 694 page study includes an in-depth business and oppor...

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September 1991

Additives for Polvmers

F&port co-author Ms. Carolyn Reilly indicates that this 694 page study includes an in-depth business and opportunity analysis of antioxidants, degradation additives, heat stabilizers, light stabilizers and preservatives. The 1,800 interviews have identi~ed a variety of billed cus~mer~nee~ and have profiled a number of attractive acquisition targets. As one example of the opportunities identified, suppliers are pursuing co-additive compatibility as a strategy by providing technical service and by broadening their product lines. Another major area of opportunity is additive packages which allow gamma ray stabilization as a substitute for ethylene oxide and steam sterilization. The primary motivation is safety. For more notation contact: l&s. C. Reilly, ~~~~~~~l~ivn~en~ Associates, Inc., Mount Olive, Neru Jersq, (USA). Tel: -t-l-201 -347-5300.

PATENTS GB 2,237,573 A

FLAME BETABDANT POLYAMIDES T & N Tec~olo~ Ltd. priority Date: 3 November 1989 Magnesium hydroxide as fire retardant and an aryl sulphonamide as improver for the moulded surface.

GB 2,237,804 A

INFRARED ABSORBING AZ0 COMPOUNDS ICI Priority Date: 9 November 1989 (Not abstracted.)

GB 2,238,546 A

FLAME ETCH ~LY~~DES BIP Chemicals Ltd. Priority Date: 30 November 1989 Contains a) red phosphorus b) magnesium hydroxide, c) a terpolymer of ethylene, an acrylic ester and maleic anhydride.

US 5,013,776

FIFtERETARDANT PQLYCARBONATE Teijin Chemicals Ltd., Priority Date: 20 May 1988 Contains a metal salt of an organic phosphoric acid ester.

01991 Elsevier Science PublishersLtd.

Additives for Polymers

us 5,013,777

September 1991

FIRE RETARDANTS FOR ENGINEERING PLASTICS

Atochem North America Inc. Priority Date: 24 December 1987 Single-functional and mixtures of multi-functional oligomeric additive compositions. (Not abstracted.) US 5,013,779 and 780

IMPROVING THE UV STABILITY OF A PVB INTERLAYER PLASTICIZER WITH AN ADIPATE Monsanto Co. Priority Date: 9 July 1990 Incorporating into the adipate an amount of a pure or mixed adipate formed using a saturated cycle (Cd-Cl,) alcohol.

us 5,013,782

FIRE RETARDANT CHLORINE-CONTAINING RESINS Nippon Carbide Kogyo Priority Date: 22 April 1988 Contains a) a phosphate glass containing phosphorus and b) hydroxides and oxides of metals belonging to Groups II to V of the Periodic Table as fire retardants.

US i&015,678

STABILIZERS Ciba-Geigy Corp. Priority Date: 14 February 1990 Stabilizers derived from N-hydroxy hindered amines by Michael addition reactions.

us 5,015,687

FIRE RETARDANT MOULDING MATERIALS BASED ON POLYAMIDES AND POLYESTER ELASTOMERS BASF AG Priority Date: 29 December 1988 Contains melamine cyanurate and fliers.

us 5,015,682

LIGHT STABILIZERS Ciba-Geigy Corp. Priority Date: 14 February 1990 Oligomeric N-hydrocarbyloxy hindered amine.

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01991 Elsevier Science Publishers Ltd.

September 1991

us 5,015,683

Additives for Polymers

STABILIZERS Ciba-Geigy Corp. Priority Date: 14 February 1990 Bis (l-hy~~~byloxy derivatives.

US 5,017,633

-2,2,6,6-~tr~e~yl-pi~ri~-4-yl)-~~e

STABILIZED FILLED POLYOLEFINES Sandoz Ltd. Priority Date: 8 February 1982 Use of a combination of a hindered phenol and a phenylphospho~~.

us 5,017,64z3

GLASS FIBRE FILLED POLYARYLENE SULPHIDE Phillips Petroleum Co. Priority Date: 20 March 1990 Process for manufacture.

(Not abstracted.)

US 5,017,675

CURING AGENT FOR EPOXY REINS Hoechst AG Priority Date: 18 January 1989 Polyamidoamines.

US 5,019,605

SELF-EXTINGUISHING LOW DENSlTY EPOXY RESIN 3M co. Priority Date: 15th March 1989 Contains an organic phosphorus compound and a smoke suppressant.

US 5,019,6:12

STABILIZERS Ciba-Geigy Corp. Priority Date: 8 August 1989 6-(4-hydroxyphenyl)-4,5-dihydro-3 (2H)pyridazinones.

US 5,019,613

ST~ILIZE~ Ciba-Geigy Corp. priority Date: 14 February 1990 N-hydrocarbyloxy derivatives of hindered amine substituted S-triazines.

01991 Elsevier Science Publishers Ltd.

Additives for Polymers

US 5,019,614

Seotember 1991

STABILIZERS

Shell Oil Co. Priority Date: 22 April 1987 An a~line-substitu~d

us 5,021,481

LIGHT STABILIZERS

Ciba-Geigy Corp. Priority Date: 14 February 1990 N-hy~o~~byloxy

us 5,021,484

triazine.

hindered amine with phosphorus moities.

FIRE ETCH CUDS Gurit-Essex AG Priority Date: 18 July 1988

RESIN

I-oxa-3-aza tetraline (also termed 3,4-dihydro-1,3-benzoxazine).

us 5,021,485

LIGHT STABILIZER Ciba-Geigy Corp. priority Date: 3 April 1987 A light stabilizer combination of which one part is a specific polyester.

US 5,021,488

FIRE RETARDANT NON-DRIPPING NYLON MOULDING COMPOSITION

Bayer AG Priority Date: 4 August 1989 Contain a) phosphonic acid esters of polyphenols b) a fluoropolymer as antidripping agent, c) zinc borate, d) fillers, and e) other flameproofmg agents. US 5,021,463

MULTICOLOURED RESIN MATERIAL

Packaging Industries Group Inc. Priority Date: 17 June 1988 Method for making multicoloured resin material and product thereof. (Not abstracted.)

US 5,021,474

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LATENT HARDENER FOR MELAMINE RESINS Ciba-Geigy Corp. Priority Date: 8 April 1988

01991 Elsevier Science Publishers Ltd.

September 1991

US 5,021,478

Additives for Polvmers

STABILIZED COMPCSITIONS Ciba-Geigy Corp. Priority Date: 14 February 1990 Compounds containing both UV absorber and l-hydrocarbyloxy hindered amine moieties.

US 5,021,479

STABILIZERS Ciba-Geigy Corp. Priority Date: 12 October 1989 Substituted hydroxylamine ester.

US C&021,577

LIGHT STABILIZERS Ciba-Geigy Corp. Priority Date: 14 February 1990 Polysubstituted n-hydrocarbyloxy hindered amines.

PROCESSING High intensity colour mixers

Littleford Brothers Inc., Florence, Ky, (USA) has introduced a new W-series of high-intensity mixers specially modified for blending colour concentrates. Various models in the series range from 10 to 2000 litres in capacity, with pricing from $14,000 to $150,000. The W-Series features a newly designed blade con.Quration and discharge system.

PRODUCT Masterbatch for agricultural films

INFORMATION

A masterbatch developed by Mitsubishi Petrochemical for lowdensity polethylene and ethylene-vinyl acetate copolymer agricultural films contains specially formulated glass filler. The structure is claimed to improve heat retention in greenhouses, thereby increasing plant yields. The filler has a refractive index similar to that of the host polymer, so the film retains its transparency to visible light but reflects a high proportion of the infrared radiation emitted by the plants. As a result, the inside of the greenhouse stays warm without having to resort to twin-wall sheet or additional heating sources.

01991 Elsevier Science Publishers Ltd.

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