Lysosomotropic fluorinated amine therapeutic agents and compositions containing them
申请人:Merck & Co., Inc.
公开号:EP0009944A2
公开(公告)日:1980-04-16
Compositions useful in the control of fertility, the inhibition of malignant cell growth, and the control of other diseases which accumulate macrophages at the disease site, comprising a pharmaceutical carrier and lysosomotropic substance comprising a weakly basic amine of pK 4.5 to 9 containing at least one hydrophobic substituent or a peptide conjugate hydrolyzable by lysosomal enzymes to a biologically active substance.
Certain of the amines, viz. those of formula :
in which R is an alkyl substituent of from 8-30 carbon atoms, R is hydrogen or alkyl, and R2 is fluoroloweralkyl of 2-3 carbons, are novel and constitute another embodiment of the present invention.
The compositions of the present invention are used to inhibit or alter the function of lysosome-bearing cells.
Lysosomotropic detergent therapeutic agents, compositions containing them and their uses
申请人:Merck & Co., Inc.
公开号:EP0055991A2
公开(公告)日:1982-07-14
Compositions useful in the control of fertility, the inhibition of malignant cell growth, and the control of other diseases which accumulate macrophages at the disease site, comprising a pharmaceutical carrier and lysosomotropic substance comprising certain heterocyclic amines having at least one hydrophilic substituent and a pK in the range 4.9 to 9.
The compositions of the present invention are used to inhibit or alter the functions of lysosome-bearing cells.
The use of higher alkyl modified terpolymeric silicones as fiber or textile finishes
申请人:UNION CARBIDE CORPORATION
公开号:EP0159568A2
公开(公告)日:1985-10-30
Compositions comprising higher alkyl modified epoxy silicone terpolymers having the general formula:
MDxD'yD"2M wherein
M = R3SIO1/2
D = R2SiO
D' - E-CbH2bSi(R)O
E is either
D" = R'Si(R)O
R + lower alkyl of 1 to 6 carbon atoms
R' - high alkyl of at least 6 carbon atoms
r = 0 to 7
b=2to12
x = 20 to 500
y = 4 to 15
z = 4 to 40
= preferably at least 0.01
= preferably at least 0.03
said higher alkyl modified epoxy silicones are formed into aqueous emulsions using anionic and non-ionic emulsifiers. The resulting emulsions are useful as fiber and/or textile finishes.
包含具有通式的高烷基改性环氧硅氧烷三元共聚物的组合物:
MDxD'yD "2M 其中
M = R3SIO1/2
D = R2SiO
D' - E-CbH2bSi(R)O
E 是
D" = R'Si(R)O
R + 1 至 6 个碳原子的低级烷基
R'-至少 6 个碳原子的高烷基
r=0 至 7
b=2 至 12
x= 20 至 500
y=4 至 15
z = 4 至 40
= 最好至少 0.01
= 最好至少为 0.03
使用阴离子和非离子乳化剂将上述高烷基改性环氧硅氧烷制成水性乳液。所得乳液可用作纤维和/或纺织品整理剂。
Polysiloxane-polyoxyalkylene compositions for polyurethane foam manufacture
申请人:UNION CARBIDE CORPORATION
公开号:EP0275563A1
公开(公告)日:1988-07-27
A polysiloxane-polyoxyalkylene composition of the nominal formula:
wherein R is an alkyl group having 1 to 3 carbon atoms and R°, R', R" and R" are individually monovalent polyoxyalkylene polyethers attached to the silicon atom through a difunctional link; and
the polyoxyalkylene of R' is a poly(oxypropylene-oxyethylene) ether which contains 20% to 60% oxyethylene by weight and has an average molecular weight of from about 3,000 to about 5,500:
the polyoxyalkylene of R" is a poly(oxypropylene-oxyethylene) ether which contains 20% to 60% oxyethylene by weight and has an average molecular weight of from about 800 to about 2.900; and
the polyoxyalkylene of R"' is a polyoxypropylene polyether having an average molecular weight from about 130 to about 1200;
R° can be R', R". or R". a and e are individually 0 or 1; b, c, and d are numbers such that b + c + d = y, x and y are positive numbers such that the sum of x+y ranges from 25 to 400 and x is greater than y; wherein the ratio (b + c):d ranges from 0.8 to 1.9.
Mouldable compositions comprising a metallic powder or a combination thereof with ceramic powder, mixed with an organic binder are disclosed, at least a part of which binder comprises a synthetic resin component (A) having a heat deformation temperature of 130°C or higher. The component A may be used in combination with another component (B) having a melting point of 30°C - 100°C, with or without another thermoplastic component (C), having a heat deformation temperature of 130°C or less. Mouldable compositions, comprising metallic and/or ceramic powder mixed with an organic binder comprising a secondary or tertiary amine (D), or a combination thereof with a thermoplastic resin (E), are also disclosed.