P

Inventor

SCHNURR WERNER

DE37 patents

Patents

37 patents
US5496941AMar 5, 1996

Process for continuous purification of crude caprolactam prepared from 6-aminocapronitrile

BASF AG61 citations96
US5527946AJun 18, 1996

Preparation of aliphatic alpha, omega-aminonitriles

BASF AG41 citations93
US5512697AApr 30, 1996

Preparation of aliphatic alpha, omega-aminonitriles

BASF AG22 citations93
US6147208ANov 14, 2000

Process for simultaneously preparing caprolactam and hexamethylene diamine

BASF AG58 citations92
US5733838AMar 31, 1998

Process for the production of a hydrogenation catalyst

BASF AG17 citations84
US6121481ASep 19, 2000

Process for preparing 6-aminocapronitrile

BASF AG7 citations74
US6114567ASep 5, 2000

Preparation of aliphatic alpha, omega-aminonitriles

BASF AG9 citations74
US6048997AApr 11, 2000

Manufacturing process for 6-aminocapronitrile

BASF AG10 citations74
US5874607AFeb 23, 1999

Coproduction of 6-aminocapronitrile and hexamethylenediamine

BASF AG7 citations74
US5789621AAug 4, 1998

Preparation of amines and aminonitriles

BASF AG12 citations74
US5756808AMay 26, 1998

Preparation of aliphatic, alpha omega-aminonitriles

BASF AG7 citations74
US5717090AFeb 10, 1998

Simultaneous preparation of caprolactam and hexamethylenediamine

BASF AG15 citations74
US5412120AMay 2, 1995

Preparation of carboxylic esters

BASF AG16 citations74
US5350863ASep 27, 1994

Preparation of 3-(2'-oxyethyl)dihydro-2(3H)furanones

BASF AG9 citations74
US6551702B1Apr 22, 2003

Melamine resin dispersions

BASF AG10 citations72
US7157406B2Jan 2, 2007

Catalysts or carriers which consist essentially of monoclinic zirconium dioxide

BASF AG5 citations63
US6683177B1Jan 27, 2004

Process for producing caprolactam

BASF AG2 citations63
US6110856AAug 29, 2000

Catalysts suitable for preparing aliphatic alpha-, omega-aminonitriles by partial hydrogenation of aliphatic dinitriles

BASF AG5 citations63
US6080883AJun 27, 2000

Method of simultaneously producing 6-aminocapronitrile and hexamethylenediamine

BASF AG2 citations63
US5827938AOct 27, 1998

Preparation of amines and aminonitriles

BASF AG5 citations63
US5801268ASep 1, 1998

Preparation of aliphatic alpha omega-aminonitriles

BASF AG2 citations63
US5679869AOct 21, 1997

Preparation of aldehydes

BASF AG2 citations63
US5557004ASep 17, 1996

Process for production of aliphaticαωaminonitriles

BASF AG4 citations63
US5466831ANov 14, 1995

Preparation of 3-(2-acyloxyethyl)-dihydro-2(3H)furanones

BASF AG4 citations63
US5371246ADec 6, 1994

Preparation of tetrahydropyran-4-carboxylic acid and esters thereof

BASF AG4 citations63
US5770747AJun 23, 1998

Preparation of 1,2-butylene oxide

BASF AG2 citations62
US5508465AApr 16, 1996

Preparation of aliphatic alpha, omega-aminonitriles in the gas phase

BASF AG4 citations60
US6284825B1Sep 4, 2001

Solutions of aminotriazine resins in monoalkylglycols

BASF AG0 citations52
US5808114ASep 15, 1998

Preparation of epoxides by means of aromatic peroxycarboxylic acids

BASF AG0 citations52
US5801267ASep 1, 1998

Preparation of aliphatic alpha, omega-aminonitriles

BASF AG0 citations52
US5783711AJul 21, 1998

Process for the preparation of heterocyclic aldehydes

BASF AG1 citations52
US5606081AFeb 25, 1997

Preparation of cyclic ether ketones

BASF AG0 citations52
US5580994ADec 3, 1996

Preparation of tetrahydropyran-4-carboxylic acid and its esters

BASF AG0 citations52
US5414097AMay 9, 1995

Purification of esters of tetrahydro-pyran-4-carboxylic acid

BASF AG1 citations52
US5387701AFeb 7, 1995

Preparation of 4-hydroxymethyltetrahydropyran

BASF AG1 citations52
US5371242ADec 6, 1994

Preparation of products of the reduction of 4-hydroxybutyric acid derivatives

BASF AG1 citations52
US5763676AJun 9, 1998

Preparation of aromatic aldehydes

BASF AG1 citations50