Concentrated stable, translucent or clear fabric softening compositions including chelants
                        
                            
                                申请人:Wahl Errol Hoffman
                            
                            
                                公开号:US06943144B1
                            
                            
                                公开(公告)日:2005-09-13
                            
                            Clear or translucent fabric softening compositions having a biodegradable fabric softening active and an added chelating agent are disclosed. The biodegradable fabric softening active preferably has the formula:
[(R)
4-m
—N
(+)
—[(CH
2
)
n
—Y—R
1
]
m
]X
(−)
(1)
wherein each R substituent is hydrogen or a short chain C
1
-C
6
, preferably C
1
-C
3
alkyl or hydroxyalkyl group, e.g., methyl (most preferred), ethyl, propyl, hydroxyethyl, and the like, benzyl, or mixtures thereof; each m is 2 or 3; each n is from 1 to about 4, preferably 2; each Y is —O—(O)C—, —(R)N—(O)C—, —C(O)—N(R)—, or —C(O)—O—, preferably —O—(O)C—; the sum of carbons in each R
1
, plus one when Y is —O—(O)C— or —(R)N—O)C—, is C
6
-C
22
, preferably C
12-22
, more preferably C
14
-C
20
, but no more than one R
1
or YR
1
sum being less than about 12 and then the other R
1
or YR
1
sum is at least about 16, with each R
1
being a long chain C
5
-C
21
(or C
6
-C
22
), preferably C
9
-C
19
(or C
9
-C
20
), most preferably C
11
-C
17
(or C
12
-C
18
), straight, branched, unsaturated or polyunsatruated alkyl, the average Iodine Value of the parent fatty acid of the R
1
being from about 20 to about 140. The chelating agent is preferably diaminetriaminepentaacetic acid. The compositions display excellant clarity with a percentage haze in the transmission mode of a Hunter Color analysis of less than 90%, preferably less than 50%.
                            本发明涉及一种具有可
生物降解织物柔软剂活性和添加
螯合剂的透明或半透明织物柔软剂组合物。其中,可
生物降解织物柔软剂活性具有如下公式:[(R)4-m—N(+)—[(
CH2)n—Y—R1]m]X(-)(1),其中,每个R取代基是氢或短链C1-C6,优选C1-C3烷基或羟基基团,例如,甲基(最优选)、乙基、丙基、羟乙基等,苯甲基或其混合物;每个m为2或3;每个n为1到约4,优选2;每个Y为—O—(O)C—、—(R)N—(O)C—、—C(O)—N(R)—或—C(O)—O—,优选为—O—(O)C—;每个R1中碳的总数加上当Y为—O—(O)C—或—(R)N—O)C—时为1,为C6-C22,优选C12-22,更优选C14-C20,但不能有一个R1或YR1的总和小于约12,然后另一个R1或YR1的总和至少为约16,每个R1为长链C5-C21(或C6-C22),优选为C9-C19(或C9-C20),最优选为C11-C17(或C12-C18),为直链、支链、不饱和或多不饱和烷基,其父
脂肪酸的平均
碘值为约20到约140。
螯合剂优选为二
氨基
三乙酸五
钠。该组合物具有良好的透明度,在Hunter Color分析的透射模式下的百分之雾度小于90%,优选小于50%。